CN204535072U - Eradicate the power economized boiler of heat exchanger tube condensed water - Google Patents
Eradicate the power economized boiler of heat exchanger tube condensed water Download PDFInfo
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- CN204535072U CN204535072U CN201520175011.3U CN201520175011U CN204535072U CN 204535072 U CN204535072 U CN 204535072U CN 201520175011 U CN201520175011 U CN 201520175011U CN 204535072 U CN204535072 U CN 204535072U
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- heat exchanger
- exchanger tube
- water tank
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- thermal energy
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Abstract
The utility model relates to a kind of power economized boiler eradicating heat exchanger tube condensed water, comprise boiler furnace, thermal energy exchange water tank and the chimney of heat exchanger tube are housed, air-introduced machine, thermal energy exchange water tank is provided with hot-air inlets, hot air outlet, some heat exchanger tubes are provided with in water tank, it is characterized in that: the hot-air inlets on described thermal energy exchange water tank is communicated with boiler furnace outlet flue, hot air outlet on thermal energy exchange water tank is communicated with air-introduced machine by pipeline, described heat exchanger tube inner wall sleeve is equipped with core pipe and forms two-layer equation heat exchanger tube, described core pipe diameter is less than heat exchanger tube internal diameter, space, heat transfer airspace is formed between core pipe cylindrical and heat exchanger tube inwall.Beneficial effect: during work, heat smoke is through heat exchanger tube, can be incubated by the core pipe heated, avoid hot-air enter heat exchanger tube meet cold after become condensed water immediately, the hot slow releasing that core pipe will store again simultaneously, water in water tank carries out heat exchange, and the temperature of water is raised, change into production, life needed for hot water.
Description
Technical field
The utility model belongs to boiler, particularly relates to a kind of power economized boiler eradicating heat exchanger tube condensed water.
Background technology
Common coal-burning boiler, in heat supplying process, from chimney along with flue dust will discharge a large amount of heats, wastes a large amount of energy.People expect that a lot of method wishes to reclaim this part waste heat.Such as increase water jacket at boiler internal, in water jacket, the water pipe that spirals is set; The root at chimney had increases water tank, has spiral water pipe in water tank.Form is a lot, but effect is all not obvious, and key to the issue is that waste heat recovery volume is little, can not recycle.Known technology discloses in boiler and sets up waste-heat recovery device, and its structure in a water tank, loads onto spiral make pipe, and pile water in water tank, pipe is connected with boiler exhaust gas discharge line, and the heat in high-temperature tail gas is reclaimed by pipe, for preheating cold water.Number of patent application: 201220708640.4 provide a kind of power economized boiler.A kind of power economized boiler, comprise the body of heater that burner hearth is set, the first heat exchange cavity is provided with between the sidewall of described burner hearth and described body of heater, the first heating tube is provided with in described first heat exchange cavity, be provided with at least one stove fire in described burner hearth and dry burning body, described stove fire dries burning body and has a baking burning cavity, described baking is burnt cavity and is connected by horizontal pipeline with the first heat exchange cavity, described stove fire dries burning body and described burner hearth is divided into the first fiery thermal treatment zone and the moderate heat thermal treatment zone that distribute up and down, the described moderate heat thermal treatment zone is positioned at the top of the described just fiery thermal treatment zone and is connected by the stove fire passage be positioned at around described stove fire baking burning body.Number of patent application: 200520028729.6 disclose a kind of power economized boiler be made up of boiler body, water tank and heating tube, be provided with in boiler body and add cover zone of heating, its top is provided with water tank, middle part is provided with burner hearth, its hearth wall is at least provided with two heating tubes, between burner hearth and ashes room, is provided with fire grate.Be provided with feed pipe at the outer upper right quarter of boiler body, its underpart is provided with return pipe, and be provided with smoke exhaust pipe at the outer upper left quarter of boiler body, its underpart is provided with clear water pipe.Applicant finds in repeatedly testing many times for many years, waste-heat recovery device inlet temperature is up to more than 800 DEG C, even chimney root all burns red, waste heat has just entered spiral pipe just by quick refrigeration, forms condensed water, discharges from pipe, cold water in water tank and the waste heat in pipe cannot form the exchange of heat energy at all, water in water tank is completely preheating, and the water temperature of preheating is unstable, more impossible by preheating cold water to higher temperature.Applicant once did kinds of experiments, as changed the material (copper or stainless steel or composite metal tube) of preheating water pipe or changing shape or change the paving mode of pipe, all can not reach desirable waste heat recovery effect.
Utility model content
The purpose of this utility model is the deficiency overcoming above-mentioned technology, and a kind of power economized boiler eradicating heat exchanger tube condensed water is provided, the hot-air of boiler furnace is heated by the double-deck heat exchanger tube of thermal energy exchange water tank, in water and heat exchanger tube, waste heat carries out heat exchange, the temperature of Water in Water Tanks is raised, avoid hot-air enter heat exchanger tube meet cold after become condensed water immediately, change into production and hot water for life.
The utility model for achieving the above object, by the following technical solutions: a kind of power economized boiler eradicating heat exchanger tube condensed water, comprise boiler furnace, thermal energy exchange water tank and the chimney of heat exchanger tube are housed, air-introduced machine, thermal energy exchange water tank is provided with hot-air inlets, hot air outlet, some heat exchanger tubes are provided with in water tank, heat exchanger tube adopts back-shaped pipeline configuration, heat exchanger tube head and the tail are connected with hot-air inlets and hot air outlet respectively, it is characterized in that: the hot-air inlets on described thermal energy exchange water tank is communicated with boiler furnace outlet flue, hot air outlet on thermal energy exchange water tank is communicated with air-introduced machine by pipeline, described heat exchanger tube inner wall sleeve is equipped with core pipe and forms two-layer equation heat exchanger tube, described core pipe diameter is less than heat exchanger tube internal diameter, space, heat transfer airspace is formed between core pipe cylindrical and heat exchanger tube inwall.
Described heat exchanger tube shape is square and circular, and heat exchanger tube length is 10-40m.
Described heat exchanger tube cross section bore and chimney diameter are than being 0.5-0.8:1.
Before and after described thermal energy exchange water tank, two sides are provided with several deashing lids, and adjacent two heat exchanger tubes are formed the passage be interconnected by described deashing lid inner wall space.
Beneficial effect: compared with prior art, during utility model works, hot-air through double-deck heat exchanger tube, core pipe by heating after can be incubated, avoid hot-air enter heat exchanger tube meet cold after become condensed water immediately, the core pipe that metal material is made is while absorption heat, the hot slow releasing that will store again, in the water in water tank and heat exchanger tube, waste heat carries out heat exchange, and the temperature of Water in Water Tanks is raised, change into production, life needed for hot water, reach 60-70 DEG C by the water temperature after 800 DEG C of heat exchange.Use the utility model can effectively utilize the heat in boiler, saves the energy, protects environment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of thermal energy exchange water tank;
Fig. 3 is the transverse cross-sectional view of heat exchanger tube.
In figure: 1, boiler furnace, 2, thermal energy exchange water tank, 3, chimney, 4, air-introduced machine, 5, hot-air inlets, 6, hot air outlet, 7, heat exchanger tube, 8, core pipe, 9, space, heat transfer airspace, 10, deashing lid, 11, passage, 12, water, 13, heat smoke.
Detailed description of the invention
Detailed description of the invention of the present utility model is described in detail below in conjunction with preferred embodiment.
Embodiment
Refer to accompanying drawing, the utility model provides a kind of power economized boiler eradicating heat exchanger tube condensed water, comprise boiler furnace 1, thermal energy exchange water tank 2 and the chimney 3 of heat exchanger tube are housed, air-introduced machine 4, thermal energy exchange water tank is provided with hot-air inlets 5, hot air outlet 6, some heat exchanger tubes 7 are provided with in water tank, heat exchanger tube adopts back-shaped pipeline configuration, heat exchanger tube head and the tail are connected with hot-air inlets and hot air outlet respectively, hot-air inlets on described thermal energy exchange water tank is communicated with boiler furnace outlet flue, hot air outlet on thermal energy exchange water tank is communicated with air-introduced machine by pipeline, described heat exchanger tube inner wall sleeve is equipped with core pipe 8 and forms two-layer equation heat exchanger tube, described core pipe diameter is less than heat exchanger tube internal diameter, space, heat transfer airspace 9 is formed between core pipe cylindrical and heat exchanger tube inwall.Described heat exchanger tube shape is square and circular, and heat exchanger tube length is 10-40m.The present embodiment is square.Before and after described thermal energy exchange water tank, two sides are provided with several deashing lids 10, and adjacent two heat exchanger tubes are formed the passage 11 be interconnected by described deashing lid inner wall space.Passage is quite connected by one " bend pipe " between adjacent two heat exchanger tubes, and opening thermal energy exchange water tank front and rear wall deashing lid respectively can remove the coal ash of storage from this space.
Preferred version of the present utility model is, described heat exchanger tube cross section bore and chimney diameter, than being 0.5-0.8:1, can effectively ensure heat heat transfer rate.
During work, under the traction of air-introduced machine, boiler furnace produces the heat smoke being approximately 700-800 DEG C and enters pipeline in water tank, and in pipeline, long distance running is to outlet, enters air by chimney.Heat smoke 13 runs and is heated by core pipe in pipeline, and conducts heat to pipe wall of heat exchange pipe by space, airspace, again by the water 12 of heat conduction feed-tank.When heat smoke advances to outlet, heat is all absorbed by the water in water tank, and heat smoke temperature drops to minimum, about 60-70 DEG C, and its heat energy efficiency is greater than 95%.
The fuel that this boiler uses can be coal, culled wood, stalk or natural gas.Boiler temperature is easily controlled, and heats up fast.When needing to heat up, be adjusted to by air-introduced machine at a high speed, flame flows fast, and temperature rises fast, after arriving proper temperature, reduces air-introduced machine speed or closedown.
This boiler volume is little, and boiler furnace coal containing quantity reaches more than 70%.
Above-mentioned detailed description of this kind of power economized boiler eradicating heat exchanger tube condensed water being carried out with reference to embodiment; illustrative instead of determinate; several embodiments can be listed according to institute's limited range; therefore in the change do not departed under the utility model general plotting and amendment, should belong within protection domain of the present utility model.
Claims (4)
1. eradicate the power economized boiler of heat exchanger tube condensed water for one kind, comprise boiler furnace, thermal energy exchange water tank and the chimney of heat exchanger tube are housed, air-introduced machine, thermal energy exchange water tank is provided with hot-air inlets, hot air outlet, some heat exchanger tubes are provided with in water tank, heat exchanger tube adopts back-shaped pipeline configuration, heat exchanger tube head and the tail are connected with hot-air inlets and hot air outlet respectively, it is characterized in that: the hot-air inlets on described thermal energy exchange water tank is communicated with boiler furnace outlet flue, hot air outlet on thermal energy exchange water tank is communicated with air-introduced machine by pipeline, described heat exchanger tube inner wall sleeve is equipped with core pipe and forms two-layer equation heat exchanger tube, described core pipe diameter is less than heat exchanger tube internal diameter, space, heat transfer airspace is formed between core pipe cylindrical and heat exchanger tube inwall.
2. the power economized boiler of elimination heat exchanger tube condensed water according to claim 1, it is characterized in that: described heat exchanger tube shape is square and circular, heat exchanger tube length is 10-40m.
3. the power economized boiler of elimination heat exchanger tube condensed water according to claim 1 and 2, is characterized in that: described heat exchanger tube cross section bore and chimney diameter are than being 0.5-0.8:1.
4. the power economized boiler of elimination heat exchanger tube condensed water according to claim 1, is characterized in that: before and after described thermal energy exchange water tank, two sides are provided with several deashing lids, adjacent two heat exchanger tubes are formed the passage be interconnected by described deashing lid inner wall space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175011.3U CN204535072U (en) | 2015-03-26 | 2015-03-26 | Eradicate the power economized boiler of heat exchanger tube condensed water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175011.3U CN204535072U (en) | 2015-03-26 | 2015-03-26 | Eradicate the power economized boiler of heat exchanger tube condensed water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204535072U true CN204535072U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520175011.3U Expired - Fee Related CN204535072U (en) | 2015-03-26 | 2015-03-26 | Eradicate the power economized boiler of heat exchanger tube condensed water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204535072U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748366A (en) * | 2015-03-26 | 2015-07-01 | 宋玉琪 | Energy-saving boiler for eradicating condensate water of heat exchange tubes |
-
2015
- 2015-03-26 CN CN201520175011.3U patent/CN204535072U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748366A (en) * | 2015-03-26 | 2015-07-01 | 宋玉琪 | Energy-saving boiler for eradicating condensate water of heat exchange tubes |
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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: 20150805 Termination date: 20170326 |