CN204787202U - High -efficient heating system of gas boiler - Google Patents

High -efficient heating system of gas boiler Download PDF

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Publication number
CN204787202U
CN204787202U CN201520478992.9U CN201520478992U CN204787202U CN 204787202 U CN204787202 U CN 204787202U CN 201520478992 U CN201520478992 U CN 201520478992U CN 204787202 U CN204787202 U CN 204787202U
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CN
China
Prior art keywords
heat exchanger
boiler
gas
pipe
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520478992.9U
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Chinese (zh)
Inventor
肖强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Hongjue Energy Technology Co Ltd
Original Assignee
Tianjin Hongjue Energy Technology Co Ltd
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Filing date
Publication date
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Priority to CN201520478992.9U priority Critical patent/CN204787202U/en
Application granted granted Critical
Publication of CN204787202U publication Critical patent/CN204787202U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a high -efficient heating system of gas boiler, it mainly includes boiler, gas - water heat exchanger, first gas - gas heat exchanger, and second gas - gas heat exchanger and water tank, the left lower extreme of boiler are equipped with oxygen and advance the pipe and advance the pipe with fuel, and there are flue gas pipe, flue gas union coupling to temperature detect ware in the upper end company of boiler. The beneficial effect of the utility model have: steam heaies up water earlier to reaching and supplying hydrothermal purpose, steam later continues to carry out the heat exchange with the air, and output heating installation reaches the purpose of heating, utilize waste heat in the flue gas with air heating, can produce heating installation, and if the flue -gas temperature is not enough, then the temperature -sensing ware cuts out air solenoid valve after sensing the temperature, do not carry out the waste heat exchange, be equipped with the forced circulation pump, force the hydrologic cycle in the water tank to ceaselessly carry out the heat transfer with steam.

Description

The efficient heating system of a kind of gas fired-boiler
Technical field
The utility model relates to a kind of heating system, and particularly the efficient heating system of a kind of gas fired-boiler, belongs to combustion heat supplying technology field.
Background technology
Boiler is the heat energy or other energy heats water or other working medium that utilize fuel combustion to discharge, to produce the equipment of the steam of regulation parameter and quality, hot water or other working medium.Boiler is a kind of energy conversion, and the energy to boiler input has the forms such as the heat energy of chemical energy in fuel, electric energy, high-temperature flue gas, and through boiler conversion, outwards exports steam, high-temperature water or the organic heat carrier with certain heat energy.The original meaning of pot refers to the water container heated on fire, and stove refers to the place of combustion fuel, and boiler comprises pot and stove two large divisions.The hot water produced in boiler or steam directly for industrial production and people's lives provide required heat energy, also can be converted to mechanical energy by Steam Power Equipment, or by generator, mechanical energy are converted to electric energy again.The energy conversion rate of existing boiler is all not high, is badly in need of a kind of boiler heating system efficiently.
Utility model content
The technical problems to be solved in the utility model, be to provide a kind of gas fired-boiler efficient heating system, this system capacity conversion ratio is high, and make use of the heat contained in flue gas.
The utility model is realized by following proposal: the efficient heating system of a kind of gas fired-boiler, it mainly comprises boiler, air-water heat exchanger, first airair heat exchanger, second airair heat exchanger and water tank, the lower-left end of described boiler is provided with oxygen inlet pipe and fuel inlet pipe, the upper end of described boiler is connected with fume pipe, described fume pipe is communicated to flue gas through described first airair heat exchanger and goes out pipe, flue gas finally goes out pipe from described flue gas and discharges, first air inlet lines is connected to the upper end of described first airair heat exchanger, and through described first airair heat exchanger be communicated to be arranged on described first airair heat exchanger lower end the first hot gas go out pipe, air and flue gas carry out heat exchange in described first airair heat exchanger, waste heat in absorption of air flue gas, described fume pipe is connected to hygrosensor, the temperature of described hygrosensor induction flue gas, described hygrosensor by connection to the air inlet electromagnetic valve be arranged on described first air inlet lines, described hygrosensor controls the keying of described air inlet electromagnetic valve according to the temperature sensed, boiler gas circulation pipe picks out from the upper right side of described boiler, through described air-water heat exchanger and the second airair heat exchanger, and take back the bottom righthand side of described boiler, water-circulating pipe picks out on the left of the upper end of described water tank, the lower-left end of described water tank is taken back through described air-water heat exchanger, steam and water carry out heat exchange at described air-water heat exchanger, water heats up, second air inlet lines is connected to the upper end of described second airair heat exchanger, and through described second airair heat exchanger be communicated to be arranged on described second airair heat exchanger lower end the second hot gas go out pipe, steam and air carry out heat exchange at described second airair heat exchanger, atmosphere temperature rising, can be rooms.
Cold water inlet pipe is provided with on the right side of the upper end of described water tank.
The bottom righthand side of described water tank is provided with feed pipe, for user's hot water.
Described water-circulating pipe is provided with forced circulation water pump, forces the water circulation in water tank, ceaselessly to carry out heat exchange with steam.
Described air-water heat exchanger is in the upper end of the second airair heat exchanger.
The beneficial effects of the utility model are:
Water first heats up by the steam that 1, the efficient heating system of a kind of gas fired-boiler of the utility model produces, and to reach the object of supplying hot water, steam afterwards continues to carry out heat exchange, output heating installation with air, reaches the object of heating;
2, the efficient heating system of a kind of gas fired-boiler of the utility model utilizes waste heat in flue gas by air heat, can produce heating installation, and if flue-gas temperature is inadequate, then temperature inductor closes air inlet electromagnetic valve after sensing temperature, does not carry out waste heat exchange;
3, the efficient heating system of a kind of gas fired-boiler of the utility model is provided with forced circulation pump, forces the water circulation in water tank, ceaselessly to carry out heat exchange with steam.
Accompanying drawing explanation
Fig. 1 is the structural representation of the efficient heating system of a kind of gas fired-boiler of the utility model;
In figure: 1 is boiler, 2 is air-water heat exchanger, and 3 is the first airair heat exchanger, and 4 is the second airair heat exchanger, 5 is water tank, and 6 is oxygen inlet pipe, and 7 is fuel inlet pipe, and 8 is fume pipe, 9 for flue gas go out pipe, 10 is the first air inlet lines, 11 be the first hot gas go out pipe, 12 is hygrosensor, and 13 is air inlet electromagnetic valve, and 14 is boiler gas circulation pipe, 15 is water-circulating pipe, and 16 is the second air inlet lines, and 17 is that the second hot gas goes out pipe, 18 is cold water inlet pipe, and 19 is feed pipe, and 20 is forced circulation water pump.
Detailed description of the invention
Below in conjunction with Fig. 1, the utility model is further illustrated:
The efficient heating system of a kind of gas fired-boiler, it mainly comprises boiler 1, air-water heat exchanger 2, first airair heat exchanger 3, second airair heat exchanger 4 and water tank 5, the lower-left end of boiler 1 is provided with oxygen inlet pipe 6 and fuel inlet pipe 7, the upper end of boiler 1 is connected with fume pipe 8, fume pipe 8 is communicated to flue gas through the first airair heat exchanger 3 and goes out pipe 9, flue gas finally goes out pipe 9 from flue gas and discharges, first air inlet lines 10 is connected to the upper end of the first airair heat exchanger 3, and be communicated to the first hot gas being arranged on the first airair heat exchanger 3 lower end go out pipe 11 through the first airair heat exchanger 3, air and flue gas carry out heat exchange in the first airair heat exchanger 3, waste heat in absorption of air flue gas, fume pipe 8 is connected to hygrosensor 12, the temperature of flue gas responded to by hygrosensor 12, hygrosensor 12 by connection to the air inlet electromagnetic valve 13 be arranged on the first air inlet lines 10, hygrosensor 12 controls the keying of air inlet electromagnetic valve 13 according to the temperature sensed, boiler gas circulation pipe 14 picks out from the upper right side of boiler 1, through air-water heat exchanger 2 and the second airair heat exchanger 4, and take back the bottom righthand side of boiler 1, water-circulating pipe 15 picks out on the left of the upper end of water tank 5, the lower-left end of water tank 5 is taken back through air-water heat exchanger 2, steam and water carry out heat exchange at air-water heat exchanger 2, water heats up, second air inlet lines 16 is connected to the upper end of the second airair heat exchanger 4, and be communicated to the second hot gas being arranged on the second airair heat exchanger 4 lower end go out pipe 17 through the second airair heat exchanger 4, steam and air carry out heat exchange at the second airair heat exchanger 4, atmosphere temperature rising, can be rooms, cold water inlet pipe 18 is provided with on the right side of the upper end of water tank 5, the bottom righthand side of water tank 5 is provided with feed pipe 19, for user's hot water, water-circulating pipe 15 is provided with forced circulation water pump 20, force the water circulation in water tank, ceaselessly to carry out heat exchange with steam, air-water heat exchanger 2 is in the upper end of the second airair heat exchanger 4.
In boiler 1, water is heated to be steam by fuel combustion, cool water heating is first hot water through air-water heat exchanger 2 by steam, reach the object of supplying hot water, then steam is again through the second airair heat exchanger 4, be heating installation by air heat, reach the object of heating, then by flue gas by the first gas-gas interchanger 3, by waste heat by air heat, the object of heating can be reached equally.
Although done comparatively detailed elaboration to the technical solution of the utility model and enumerated; be to be understood that; to those skilled in the art; amendment is made to above-described embodiment or adopts equivalent replacement scheme; this is apparent to those skilled in the art; these modifications or improvements on the basis of not departing from the utility model spirit, all belong to the scope that the utility model is claimed.

Claims (5)

1. the efficient heating system of gas fired-boiler, it is characterized in that: it mainly comprises boiler (1), air-water heat exchanger (2), first airair heat exchanger (3), second airair heat exchanger (4) and water tank (5), the lower-left end of described boiler (1) is provided with oxygen inlet pipe (6) and fuel inlet pipe (7), the upper end of described boiler (1) is connected with fume pipe (8), described fume pipe (8) is communicated to flue gas through described first airair heat exchanger (3) and goes out pipe (9), first air inlet lines (10) is connected to the upper end of described first airair heat exchanger (3), and through described first airair heat exchanger (3) be communicated to be arranged on described first airair heat exchanger (3) lower end the first hot gas go out pipe (11), described fume pipe (8) is connected to hygrosensor (12), described hygrosensor (12) by connection to the air inlet electromagnetic valve (13) be arranged on described first air inlet lines (10), boiler gas circulation pipe (14) picks out from the upper right side of described boiler (1), through described air-water heat exchanger (2) and the second airair heat exchanger (4), and take back the bottom righthand side of described boiler (1), water-circulating pipe (15) picks out on the left of the upper end of described water tank (5), the lower-left end of described water tank (5) is taken back through described air-water heat exchanger (2), second air inlet lines (16) is connected to the upper end of described second airair heat exchanger (4), and through described second airair heat exchanger (4) be communicated to be arranged on described second airair heat exchanger (4) lower end the second hot gas go out pipe (17).
2. the efficient heating system of a kind of gas fired-boiler according to claim 1, is characterized in that: be provided with cold water inlet pipe (18) on the right side of the upper end of described water tank (5).
3. the efficient heating system of a kind of gas fired-boiler according to claim 1, is characterized in that: the bottom righthand side of described water tank (5) is provided with feed pipe (19).
4. the efficient heating system of a kind of gas fired-boiler according to claim 1, is characterized in that: described water-circulating pipe (15) is provided with forced circulation water pump (20).
5. the efficient heating system of a kind of gas fired-boiler according to claim 1, is characterized in that: described air-water heat exchanger (2) is in the upper end of the second airair heat exchanger (4).
CN201520478992.9U 2015-07-05 2015-07-05 High -efficient heating system of gas boiler Expired - Fee Related CN204787202U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520478992.9U CN204787202U (en) 2015-07-05 2015-07-05 High -efficient heating system of gas boiler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520478992.9U CN204787202U (en) 2015-07-05 2015-07-05 High -efficient heating system of gas boiler

Publications (1)

Publication Number Publication Date
CN204787202U true CN204787202U (en) 2015-11-18

Family

ID=54527241

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520478992.9U Expired - Fee Related CN204787202U (en) 2015-07-05 2015-07-05 High -efficient heating system of gas boiler

Country Status (1)

Country Link
CN (1) CN204787202U (en)

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151118

Termination date: 20170705

CF01 Termination of patent right due to non-payment of annual fee