CN204880727U - Water pipe wherein heart integrative stove of condensation that strile -backs - Google Patents
Water pipe wherein heart integrative stove of condensation that strile -backs Download PDFInfo
- Publication number
- CN204880727U CN204880727U CN201520635368.5U CN201520635368U CN204880727U CN 204880727 U CN204880727 U CN 204880727U CN 201520635368 U CN201520635368 U CN 201520635368U CN 204880727 U CN204880727 U CN 204880727U
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- smoke box
- heat exchanger
- boiler
- flue
- energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a (B, ) water pipe wherein heart integrative stove of condensation that strile -backs (b), essential element include combustor, casing, stove courage, preceding smoke box, water tubular heat exchanger, back smoke box and energy -saving appliance, its characterized in that: boiler shell body is the cuboid, and the stove courage adopts cylinder or wave form, and stove courage front end welds in preceding smoke box, rear end welding ellipsoidal head, set up a cuboid water tubular heat exchanger below the stove courage, the flue gas inlet of water tubular heat exchanger shell -side welds in preceding smoke box, and the exhanst gas outlet welds in the back smoke box, sets up snakelike fin tubular energy -saving appliance in the back smoke box, stove courage, preceding smoke box and the equal submergence of water tubular heat exchanger in stove aquatic form complete wet back of the body structure. Stove courage exhaust flue gas gets into water tubular heat exchanger through preceding smoke box, the interior water of flue gas heating heat exchange tube, and hot water leans on natural convection to rise, discharges from the boiler outlet pipe after the reheating of stove courage. The heat exchange tube is transversely erodeed to this boiler adoption center formula of strile -bacing, flue gas, and boiler body realizes the integration with the energy -saving appliance, and boiler efficiency is higher.
Description
Technical field
The utility model relates to horizontal burning oil fuel gas boiler technology field, particularly relates to one
waterpipe type central flame flame condensation all-in-one oven.
Background technology
Current fire coal life and Industrial Boiler application is many, distribution extensively, consume energy high, the thermal efficiency is low, seriously polluted, be the primary pollution source causing haze weather, have impact on the healthy of people, greatly constrain the development of national economy.And gas fired-boiler is simple and compact for structure, the thermal efficiency is higher, less pollution, it is the ideal product of alternative coal-burning boiler.But because gas fired-boiler uses, history is shorter, design experiences is not enough, still there is many technical problems at present.If the exhaust gas temperature of current most of gas-fired water heating boiler is more than 120 DEG C, the exhaust gas temperature of steam boiler, then more than 200 DEG C, not only wastes mass energy, pollutes environment, and adds boiler operatiopn cost; The fume afterheat of gas fired-boiler is mainly present in the steam of flue gas, if exhaust gas temperature is dropped to below flue gas dew point temperature, the steam in flue gas will condense and release the latent heat of vaporization, thus makes fume afterheat be able to abundant recycling.
General oil-burning gas-fired boiler adopts flue structure at present, and namely flue gas is walked in pipe, heat-transfer surface in flue gas parallel baffled smoke pipe, and surface film thermal conductance is lower; Existing central flame flame boiler front smoke box is generally dry back structure, and during boiler operatiopn, front panel temperature is higher, and not only radiation loss is comparatively large, and requires higher to the heat-resisting of front smoke box and sealing property.In order to carry out waste heat recovery to boiler exhaust gas, general employing boiler one or two fin-tube type heat exchanger external (or claiming energy-saving appliance) at present, heat exchanger occupies certain space, makes whole steam generator system compact not.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides and a kind ofly uses clean energy resource, energy-conserving and environment-protective
waterpipe type central flame flame condensation all-in-one oven, it adopts horizontal two return waterpipe type energy-saving device and boiler body integral quick-mounting structure, and fuel can adopt natural gas, town gas, liquefied petroleum gas etc.
The technical scheme that the utility model adopts is: a kind of
waterpipe type central flame flame condensation all-in-one ovencritical piece comprises burner, housing, flue, front smoke box, waterpipe type heat exchanger, rear smoke box and energy-saving appliance, it is characterized in that: boiler shell is cuboid, and flue adopts cylindrical shape or waveform, flue front end is welded in front smoke box, rear end welding ellipsoidal head; Arrange a cuboid waterpipe type heat exchanger below flue, the gas approach of waterpipe type heat exchanger shell-side is welded in front smoke box, and exhanst gas outlet is welded in rear smoke box, arranges wave-fin tube type energy-saving device in rear smoke box; Flue, front smoke box and waterpipe type heat exchanger are all immersed in stove water, form complete wet back structure.
The horizontal width of described cuboid waterpipe type heat exchanger is substantially equal with flue diameter, internal vertical is staggered in arrangement many heat exchanger tubes, its upper and lower panel is as tube sheet, heat exchanger tube is arranged according to staggered triangular pitch on tube sheet, and be vertically fixed on tube sheet by welding, heat exchanger tube can adopt smooth heat exchanger tube, also can adopt outer fin heat exchange pipe.
Described energy-saving appliance adopts many row's wave-fin pipes, the straight length horizontal positioned of wave-fin pipe, and the pipeline section facing energy-saving appliance exhanst gas outlet is not with fin, many row's wave-fin pipes connect return pipe by upper header, and the tube side outlet of many row's wave-fin pipes passes into body of heater.
Described energy-saving appliance is placed in rear smoke box, is combined as a whole with boiler body, and smoke exhaust pipe is placed in rear smoke box top.
Compared with prior art, the beneficial effects of the utility model are: 1. boiler adopts central flame flame formula, effectively improves the caloric receptivity of flue, thus can reduce the area of follow-up heat-transfer surface, simplify boiler structure, reduce boiler volume, reduce boiler manufacture cost; 2. flue rear end adopts ellipsoidal head, and flue gas rotary in flue when being conducive to central flame flame, avoids turning round dead angle, reduces gyroscopic moment loss; 3. flue and forward smoke box form combustion chamber, increase the heat exchange area of combustion chamber, adopt complete wet back structure, are conducive to reducing body of heater surface temperature, and reduce radiation loss; 4. boiler adopts horizontal two return waterpipe type structure, two return is waterpipe type heat exchanger, its internal vertical is staggered in arrangement many heat exchanger tubes, make flue gas transversal flow heat exchanger tube, effectively improve the heat exchange efficiency of flue gas and heat exchanger tube, if heat exchanger tube adopts external finned tube, the heat exchange efficiency of flue gas and heat exchanger tube will be improved further; 5. waterpipe type heat exchanger can be processed separately, and it is convenient to manufacture, and can avoid the weld corrosion between high-temperature flue gas heat exchanging tube hydroforming and the damage that causes, is conducive to the service life of improving boiler; 6. boiler adopts the arrangement of upper flue, and flue gas and stove water form adverse current in heat transfer process, reach the effect that total heat transfer temperature difference is maximum; 7. energy-saving appliance adopts wave-fin pipe, and adopt integrated design with boiler body, make boiler entirety compacter, overall thermal efficiency is higher.
Accompanying drawing explanation
Fig. 1 is
the main pseudosection of waterpipe type central flame flame condensation all-in-one oven;
Fig. 2 is
waterpipe type central flame flame condensation all-in-one oven A-A sectional view.
Reference numeral: 1-burner, 2-housing, 3-front smoke box, 4-steam-water separator, 5-outlet pipe, 6-atmospheric communicating pipe, 7-safety valve, 8-flue, smoke box after 9-, 10-energy-saving appliance, 11-smoke exhaust pipe, 12-return pipe, 13-condensate drain outlet, 14-furnace staying, 15-waterpipe type heat exchanger, 16-sewage draining exit.
Detailed description of the invention
The detailed description of the invention of waterpipe type central flame flame condensation all-in-one oven is further illustrated below in conjunction with accompanying drawing.
waterpipe type central flame flame condensation all-in-one oven is mainparts comprise burner, housing, flue, front smoke box, waterpipe type heat exchanger, rear smoke box and energy-saving appliance.Boiler shell is cuboid, is docked by six pieces of slab normal and is welded; The flue gas heat exchange face of boiler comprises flue, front smoke box, waterpipe type heat exchanger and energy-saving appliance, and flue, waterpipe type heat exchanger and front smoke box are all by being welded to connect, and flue, front smoke box and waterpipe type heat exchanger are all immersed in stove water, forms complete wet back structure.
Strile-back centered by flue combustion mode, can cylindrical shape be adopted for miniature boiler flue, can waveform be adopted for large-sized boiler flue; Flue front end is welded in front smoke box, rear end welding ellipsoidal head.
Cuboid waterpipe type heat exchanger is arranged on below flue, and docked by four pieces of slab normal and be welded, both ends of the surface are as smoke entrance; Basic and the flue equal diameters of its horizontal width, its upper and lower panel is as tube sheet, and multiple heat exchanger tube is vertically fixed on tube sheet by welding, heat exchanger tube on tube sheet according to staggered triangular pitch arrangement, smooth heat exchanger tube can be adopted, also can adopt outer fin heat exchange pipe; Waterpipe type heat exchanger can be processed separately, and then its shell-side gas approach is welded in front smoke box, exhanst gas outlet is welded in rear smoke box.
Described energy-saving appliance adopts many row's wave-fin pipes, the straight length horizontal positioned of wave-fin pipe, and the pipeline section facing the exhanst gas outlet of energy-saving appliance is not with fin, many row's wave-fin pipes connect return pipe by upper header, and the tube side outlet of many row's wave-fin pipes passes into body of heater.Described energy-saving appliance is placed in rear smoke box, is combined as a whole with boiler body, and smoke exhaust pipe is placed in rear smoke box top.
As water heater, above boiler shell inwall, corresponding water outlet pipe part is provided with steam-water separator; In order to improve the strength and stiffness of housing, above inner walls, be provided with brace; Boiler shell is provided with safety valve, atmospheric communicating pipe and liquid level gauge.Bottom boiler shell, be provided with blow-off pipe and condensate discharge pipe, below boiler shell, be provided with bearing.
Boiler is provided with control system, and described control system configures perfect device for automatically controlling and safety guard.
The course of work is as follows: natural gas and air are by burner mixed combustion, flame is ejected in corrugated flue from burner nozzle, turn round after arriving ellipsoidal head, flue gas enters from the near wall region of corrugated flue and turns smoke-box, then waterpipe type heat exchanger is proceeded to, the heat exchanger tube of transversal flow waterpipe type heat exchanger, the water in flue gas heat exchanger tube, hot water rises by free convection and discharges from upper boiler outlet pipe after flue heating.Boiler blow-down water first enters body of heater again by energy-saving appliance.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. one kind
waterpipe type central flame flame condensation all-in-one ovencritical piece comprises burner, housing, flue, front smoke box, waterpipe type heat exchanger, rear smoke box and energy-saving appliance, it is characterized in that: boiler shell is cuboid, and flue adopts cylindrical shape or waveform, flue front end is welded in front smoke box, rear end welding ellipsoidal head; Arrange a cuboid waterpipe type heat exchanger below flue, the gas approach of waterpipe type heat exchanger shell-side is welded in front smoke box, and exhanst gas outlet is welded in rear smoke box, arranges wave-fin tube type energy-saving device in rear smoke box; Flue, front smoke box and waterpipe type heat exchanger are all immersed in stove water, form complete wet back structure.
2. according to claim 1
waterpipe type central flame flame condensation all-in-one ovenit is characterized in that: the horizontal width of described cuboid waterpipe type heat exchanger is substantially equal with flue diameter, internal vertical arranges many heat exchanger tubes, its upper and lower panel is as tube sheet, heat exchanger tube is arranged according to staggered triangular pitch on tube sheet, and being vertically fixed on tube sheet by welding, heat exchanger tube can adopt smooth heat exchanger tube, also can adopt outer fin heat exchange pipe.
3. according to claim 1
waterpipe type central flame flame condensation all-in-one ovenit is characterized in that: described energy-saving appliance adopts many row's wave-fin pipes, the straight length horizontal positioned of wave-fin pipe, and the pipeline section facing energy-saving appliance exhanst gas outlet is not with fin, many rows wave-fin pipe connects return pipe by upper header, and the tube side outlet of many row's wave-fin pipes passes into body of heater.
4. according to claim 1
waterpipe type central flame flame condensation all-in-one oven, it is characterized in that: described energy-saving appliance is placed in rear smoke box, is combined as a whole with boiler body, smoke exhaust pipe is placed in rear smoke box top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520635368.5U CN204880727U (en) | 2015-08-22 | 2015-08-22 | Water pipe wherein heart integrative stove of condensation that strile -backs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520635368.5U CN204880727U (en) | 2015-08-22 | 2015-08-22 | Water pipe wherein heart integrative stove of condensation that strile -backs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204880727U true CN204880727U (en) | 2015-12-16 |
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ID=54825092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520635368.5U Expired - Fee Related CN204880727U (en) | 2015-08-22 | 2015-08-22 | Water pipe wherein heart integrative stove of condensation that strile -backs |
Country Status (1)
| Country | Link |
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| CN (1) | CN204880727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157228A (en) * | 2015-08-22 | 2015-12-16 | 郑州大学 | Water-tube type central-reverse-flame and condensation integrated boiler |
-
2015
- 2015-08-22 CN CN201520635368.5U patent/CN204880727U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157228A (en) * | 2015-08-22 | 2015-12-16 | 郑州大学 | Water-tube type central-reverse-flame and condensation integrated boiler |
| CN105157228B (en) * | 2015-08-22 | 2018-05-22 | 郑州大学 | Waterpipe type central flame flame condenses all-in-one oven |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20180822 |