CN208205406U - A kind of burning energy-saving boiler - Google Patents

A kind of burning energy-saving boiler Download PDF

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Publication number
CN208205406U
CN208205406U CN201821228990.4U CN201821228990U CN208205406U CN 208205406 U CN208205406 U CN 208205406U CN 201821228990 U CN201821228990 U CN 201821228990U CN 208205406 U CN208205406 U CN 208205406U
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China
Prior art keywords
heat
tube
gap
saving boiler
exchange
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CN201821228990.4U
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Chinese (zh)
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唐招抚
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Guangzhou Oasis Dehan Environmental Protection Center Co Ltd
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Guangzhou Oasis Dehan Environmental Protection Center Co Ltd
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Abstract

The utility model discloses a kind of burning energy-saving boilers, it include: furnace body, side wall is equipped with exhanst gas outlet, inside is equipped with combustion chamber, the peripheral ring of the combustion chamber is arranged with inner tube group and outer tube group, said inner tube group and the outer tube group internal and external partition are arranged, and form the first gap, and the indoor flue gas of burning passes through first gap and is discharged by the exhanst gas outlet;Waste-heat recovery device, the smoke inlet including being connected to the exhanst gas outlet, the smoke inlet are communicated with heat exchange case, are equipped with heat-exchange tube in the heat exchange case.Compared with prior art, the utility model can fully absorb the heat that flue gas carries in combustion process by the intracorporal inner tube group of furnace and outer tube group and waste-heat recovery device, reduce thermal loss, can effectively improve heat supply effect of boiler, energy saving.

Description

A kind of burning energy-saving boiler
Technical field
The utility model relates to gas heating equipment, and in particular to a kind of burning energy-saving boiler.
Background technique
Gas fired-boiler is a kind of with combustion gas be source material heating device, existing gas fired-boiler is generally arranged are as follows: a combustion Gas blowout mouth, and air port is provided near combustion gas spout, combustion gas and air enter combustion chamber together, mix in combustion chamber Combining combustion.The prior art is because there are following defects and deficiency for structure setting: 1. because combustion gas is not mixed sufficiently with air, It burns insufficient, results in waste of resources;2. flame hole ambient temperature is high, due to not set cooling system, when long-term after use, hold Easy burn-out causes service life short.Therefore there are biggish rooms for improvement for technology now.
For this purpose, Chinese invention patent CN104132341B discloses a kind of burner for gas boiler, including boiler body and Burner body, boiler body include boiler shell, and heating chamber is formed in boiler shell, and boiler shell is equipped with discharge outlet, Discharge outlet is connected to heating chamber;Burner body includes burner shell, and burner shell internal upper part is equipped with cylinder, burner casing Internal lower part forms the first mixing chamber, and cylinder internal upper part is combustion chamber, and lower part is the second mixing chamber in cylinder, combustion chamber with plus Hot chamber is connected to, and the burner plate with several burner ports is equipped in combustion chamber, if the inside or periphery of cylinder are equipped with dry air passage, the One mixing chamber is connected with fuel gas conduit and Air pressurizer;Burner shell is mutually linked with boiler shell.With structure setting Rationally, long service life is burnt the features such as more abundant, and still, discharge outlet is directly connected to heating chamber in the program, and burning generates Flue gas can carry a large amount of heat and directly exclude heating chamber, will cause a large amount of thermal loss, boiler heat supplying effect is low.
In view of this, being badly in need of improving existing gas fired-boiler, calory burning can be relatively efficiently utilized, Thermal loss is reduced, heat supply effect is improved.
Utility model content
Technical problem to be solved in the utility model is that burning can not be efficiently utilized existing for existing gas fired-boiler Heat, thermal loss is big, the low problem of heat supply effect.
In order to solve the above-mentioned technical problem, technical solution used by the utility model is to provide a kind of gas energy-saving pot Furnace, comprising:
Furnace body, side wall are equipped with exhanst gas outlet, and inside is equipped with combustion chamber, and the peripheral ring of the combustion chamber is arranged with inner tube group With outer tube group, said inner tube group and the outer tube group internal and external partition are arranged, and form the first gap, the indoor flue gas of burning It is discharged across first gap by the exhanst gas outlet;
Waste-heat recovery device, the smoke inlet including being connected to the exhanst gas outlet, the smoke inlet are communicated with heat exchange case, institute It states and is equipped with heat-exchange tube in heat exchange case.
In the above scheme, the heat exchange case is equipped with the water inlet being connected to the heat-exchange tube and discharge outlet.
In the above scheme, the outer peripheral surface of the heat-exchange tube is equipped with thermally conductive sheet, and the thermally conductive sheet is in the thin slice distorted Shape, the thermally conductive sheet is set as several, and helical arrangement, and the lower part of the adjacent thermally conductive sheet fits closely.
In the above scheme, heat absorbing fins are equipped in said inner tube group and the outer tube group, the heat absorbing fins are located at In first gap.
In the above scheme, said inner tube group includes several interior heat-exchange tubes, and the outer tube group includes several outer heat Exchange is managed, and inner flap is equipped between the interior heat-exchange tube, is equipped with outer baffle between the outer heat-exchange tube, the inner flap Lower part is equipped with the first port for making first gap Yu the combustion chamber, and the top of the outer baffle, which is equipped with, to be used for The second port for being connected to first gap with the exhanst gas outlet.
In the above scheme, the second gap, second gap are formed between the outer tube group and the inner wall of the furnace body It is connected to second port and the exhanst gas outlet.
In the above scheme, the bottom of the heat exchange case is equipped with smoke outlet, and the smoke outlet is connected with discharge flue, institute It states and is equipped with centrifugal fan in discharge flue.
In the above scheme, the furnace body is equipped with the air inlet for being connected to the combustion chamber.
In the above scheme, the smoke inlet is connected to the heat exchange case, the fume inlet passage and institute by fume inlet passage The periphery for stating heat exchange case is covered with heat-preservation cotton.
In the above scheme, the middle part or bottom of the furnace body is arranged in the exhanst gas outlet.
Compared with prior art, the utility model, by the intracorporal inner tube group of furnace and outer tube group and waste-heat recovery device, The heat that flue gas carries in combustion process can be fully absorbed, thermal loss is reduced, heat supply effect of boiler can be effectively improved, is saved The energy.
Detailed description of the invention
Fig. 1 is the longitudinal sectional view of the furnace body in the utility model;
Fig. 2 is the structural schematic diagram of waste-heat recovery device in the utility model;
Fig. 3 is the structural schematic diagram of heat-exchange tube in the utility model.
Specific embodiment
The utility model provides a kind of burning energy-saving boiler, is returned by the intracorporal inner tube group of furnace and outer tube group and waste heat Receiving apparatus can fully absorb the heat that flue gas in combustion process carries, and reduce thermal loss, effectively increase boiler for hot merit Effect, has saved the energy.The utility model is described in detail with specific embodiment with reference to the accompanying drawings of the specification.
As shown in Figures 1 to 3, the utility model provides a kind of burning energy-saving boiler, including furnace body and waste-heat recovery device, Fuel burns in furnace body, directly provides heat for the heat exchange of inner tube group and outer tube group in furnace body, and flue gas carries in furnace body Heat is successively absorbed twice by furnace body and waste-heat recovery device, thus can realize the double-absorption to heat in flue gas, heat damage Lose small, heat supply effect height.
The side wall of furnace body is equipped with exhanst gas outlet 15, and inside is equipped with combustion chamber 13, and the peripheral ring of combustion chamber 13 is arranged with interior Pipe group and outer tube group, inner tube group and outer tube group internal and external partition are arranged, and form the first gap 16, the cigarette in combustion chamber 13 therebetween Gas 14 passes through the first gap 16 and is discharged by exhanst gas outlet 15.Heat absorbing fins 17, heat absorbing fins are equipped in inner tube group and outer tube group 17 are located in the first gap 16, and when flue gas 14 passes through the first gap 16, the heat of flue gas 14 is can absorb by heat absorbing fins 17, And transfer heat in inner tube group and outer tube group, improve heat exchanger effectiveness.Preferably, furnace body is equipped with connection combustion chamber 13 Air inlet, and intake valve is equipped in air inlet.
Inner tube group includes several interior heat-exchange tubes 11, and outer tube group includes several outer heat-exchange tubes 10, interior heat-exchange tube Be equipped with inner flap between 11, outer baffle be equipped between outer heat-exchange tube 10, by inner flap and outer baffle can make combustion chamber 13 every From the first gap 16, gas leakage is avoided, in order to make flue gas 14 enter the first gap 16, the lower part of inner flap is equipped with for making between first The first port that gap 16 is connected to combustion chamber 13.The top of outer baffle is equipped with for being connected to the first gap 16 with exhanst gas outlet 15 The second port, the flue gas in combustion chamber 13 enters the first gap 16 by the first port, passes through exhanst gas outlet 15 and furnace body is discharged. The utility model, forms the second gap between outer tube group and the inner wall of furnace body, the second gap is connected to the second port and exhanst gas outlet 15, flue gas 14 thus can be made to enter the second gap by the second port, heat exchange can occur with outer tube group in the second gap, it Afterwards, then by exhanst gas outlet 15 the effect of being discharged, can further absorbing the heat in flue gas, effectively improve boiler.
Preferably, the middle part or bottom of furnace body is arranged in exhanst gas outlet 15, and flue gas 14 can be made to come into full contact with outer tube group.Combustion Notch setting is expected at the top of combustion chamber 13, and fuel nozzle ports are arranged downward, spray fuel downwards, are formed on the top of combustion chamber 13 Flame 12, the heat that flame 12 generates largely are absorbed by inner tube group, and heat is equipped in interior heat-exchange tube 11 and outer heat-exchange tube 10 Exchange media.
Waste-heat recovery device, the smoke inlet 20 including being connected to exhanst gas outlet 15, smoke inlet 20 are communicated with heat exchange case 22, heat Heat-exchange tube 30 is equipped in commuting case 22.The water inlet being connected to heat-exchange tube 30 and discharge outlet are set on heat exchange case 22.Into cigarette Mouthfuls 20 by fume inlet passage connection heat exchange case 22, and the periphery of fume inlet passage and heat exchange case 22 is covered with heat-preservation cotton, for reducing Heat losses.The bottom of heat exchange case 22 is equipped with smoke outlet, and smoke outlet is connected with discharge flue 24.Preferably, heat exchange case 22 Bottom be equipped with bracket 23, heat exchange case 22 is equipped with enabling 21 with handles, and the top of heat exchange case 22 is arranged in fume inlet passage Portion, discharge flue 24 are arranged in the bottom of heat exchange case 22, are equipped with centrifugal fan 25 in discharge flue 24.Centrifugal fan 25 It is connected with the chimney 26 that flue gas is discharged.
Several thermally conductive sheets 31 are placed on the outer peripheral surface of heat-exchange tube 30, thermally conductive sheet 31 is in bur shape or the thin slice of distortion Shape, when thermally conductive sheet 31 be in bur shape when, can helical arrangement or uniformly distributed arrangement, when thermally conductive sheet 31 in distortion flake when, use Helical arrangement, and the width direction of thermally conductive sheet 31 and the axial direction of heat-exchange tube 30 are perpendicular, the lower part of adjacent thermally conductive sheet 31 is tight Closely connected conjunction, thermally conductive sheet 31 form the opening towards side by distortion, and the opening direction of all thermally conductive sheets 31 is consistent, from there through Thermally conductive sheet 31 can control the flowing of flue gas in heat exchange case 22, increase contact area and the time of flue gas and thermally conductive sheet 31, simultaneously 31 the space occupied of thermally conductive sheet is reduced, and then improves heat exchanger effectiveness.
Compared with prior art, the utility model, by the intracorporal inner tube group of furnace and outer tube group and waste-heat recovery device, The heat that flue gas carries in combustion process can be fully absorbed, thermal loss is reduced, heat supply effect of boiler can be effectively improved, is saved The energy.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn that the enlightenments in the utility model Under the structure change made, it is all that there is same or similar technical solution with the utility model, each fall within the utility model Within protection scope.

Claims (10)

1. a kind of burning energy-saving boiler characterized by comprising
Furnace body, side wall are equipped with exhanst gas outlet, and inside is equipped with combustion chamber, and the peripheral ring of the combustion chamber is arranged with inner tube group and outer Pipe group, said inner tube group and the outer tube group internal and external partition are arranged, and form the first gap, and the indoor flue gas of burning passes through First gap is discharged by the exhanst gas outlet;
Waste-heat recovery device, the smoke inlet including being connected to the exhanst gas outlet, the smoke inlet are communicated with heat exchange case, the heat Heat-exchange tube is equipped in commuting case.
2. a kind of burning energy-saving boiler according to claim 1, which is characterized in that the heat exchange case be equipped with it is described The water inlet and discharge outlet of heat-exchange tube connection.
3. a kind of burning energy-saving boiler according to claim 1, which is characterized in that set on the outer peripheral surface of the heat-exchange tube There is thermally conductive sheet, the thermally conductive sheet is in the flake of distortion, and the thermally conductive sheet is set as several, and helical arrangement, adjacent institute The lower part for stating thermally conductive sheet fits closely.
4. a kind of burning energy-saving boiler according to claim 1, which is characterized in that in said inner tube group and the outer tube group Heat absorbing fins are equipped with, the heat absorbing fins are located in first gap.
5. a kind of burning energy-saving boiler according to claim 1, which is characterized in that said inner tube group includes heat in several Exchange pipe, the outer tube group include several outer heat-exchange tubes, and inner flap is equipped between the interior heat-exchange tube, and the outer heat is handed over It changes and is equipped with outer baffle between pipe, the lower part of the inner flap is equipped with for making first gap and the combustion chamber One port, the top of the outer baffle are equipped with the second port for being connected to first gap with the exhanst gas outlet.
6. a kind of burning energy-saving boiler according to claim 5, which is characterized in that the outer tube group is interior with the furnace body The second gap is formed between wall, second gap is connected to second port and the exhanst gas outlet.
7. a kind of burning energy-saving boiler according to claim 1, which is characterized in that the bottom of the heat exchange case is equipped with row Mouth, the smoke outlet are connected with discharge flue, are equipped with centrifugal fan in the discharge flue.
8. a kind of burning energy-saving boiler according to claim 1, which is characterized in that the furnace body, which is equipped with, is connected to the combustion Burn the air inlet of room.
9. a kind of burning energy-saving boiler according to claim 1, which is characterized in that the smoke inlet is connected by fume inlet passage Lead to the heat exchange case, the periphery of the fume inlet passage and the heat exchange case is covered with heat-preservation cotton.
10. a kind of burning energy-saving boiler according to claim 1, which is characterized in that the exhanst gas outlet is arranged described The middle part or bottom of furnace body.
CN201821228990.4U 2018-08-01 2018-08-01 A kind of burning energy-saving boiler Active CN208205406U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821228990.4U CN208205406U (en) 2018-08-01 2018-08-01 A kind of burning energy-saving boiler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821228990.4U CN208205406U (en) 2018-08-01 2018-08-01 A kind of burning energy-saving boiler

Publications (1)

Publication Number Publication Date
CN208205406U true CN208205406U (en) 2018-12-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821228990.4U Active CN208205406U (en) 2018-08-01 2018-08-01 A kind of burning energy-saving boiler

Country Status (1)

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CN (1) CN208205406U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112178606A (en) * 2020-10-12 2021-01-05 珠海歌林能源科技有限公司 Steam generator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112178606A (en) * 2020-10-12 2021-01-05 珠海歌林能源科技有限公司 Steam generator

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