CN204665322U - A kind of residual heat reclaiming apparatus for boiler vent gas - Google Patents
A kind of residual heat reclaiming apparatus for boiler vent gas Download PDFInfo
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- CN204665322U CN204665322U CN201520194388.3U CN201520194388U CN204665322U CN 204665322 U CN204665322 U CN 204665322U CN 201520194388 U CN201520194388 U CN 201520194388U CN 204665322 U CN204665322 U CN 204665322U
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- water
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- pipe
- exhaust emission
- fin
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model discloses a kind of residual heat reclaiming apparatus for boiler vent gas, comprise exhaust emission pipeline, exhaust emission pipeline is wound with heating thin conduit, water-supply-pipe is arranged with in the outside of exhaust emission pipeline, described heating thin conduit is all communicated with supply tank with the water inlet of water-supply-pipe, heating thin conduit is all communicated with heat preservation storage water tank with the delivery port of water-supply-pipe, described exhaust emission pipeline comprises body, the sidewall of body is arranged at intervals with fin, the inner hollow of described fin, and be communicated with body, the tube wall clear width of described water-supply-pipe is provided with flow distribution plate, annular water flow chamber is formed between described water-supply-pipe and exhaust emission pipeline, described flow distribution plate and fin arranged in a crossed manner, water stream channel is formed between adjacent flow distribution plate and fin.Waste heat of boiler tail gas can reclaim by the utility model fully, improves organic efficiency.
Description
Technical field
The utility model relates to a kind of waste-heat recovery device, specifically relates to a kind of residual heat reclaiming apparatus for boiler vent gas.
Background technology
At present, the Application comparison of boiler is extensive.Containing a large amount of waste heats in the tail gas that boiler produces, if do not carry out recycling and being directly discharged in air, can cause serious residual heat resources waste on the one hand, make the whole system thermal efficiency low, energy-output ratio is large; Directly being entered by high-temp waste gas on the other hand can to environment in air.Therefore, the process problem of waste heat of boiler tail gas is attracted attention gradually.Although there are some exhaust emissions heat reclaim units at present, heat recovery efficiency is low, complex structure, and cost is higher, is not suitable for medium-sized and small enterprises.
Summary of the invention
Based on above-mentioned technical problem, the utility model provides a kind of residual heat reclaiming apparatus for boiler vent gas.
The technical solution that the utility model adopts is:
A kind of residual heat reclaiming apparatus for boiler vent gas, comprise exhaust emission pipeline, exhaust emission pipeline is wound with heating thin conduit, water-supply-pipe is arranged with in the outside of exhaust emission pipeline, described heating thin conduit is all communicated with supply tank with the water inlet of water-supply-pipe, heating thin conduit is all communicated with heat preservation storage water tank with the delivery port of water-supply-pipe, described exhaust emission pipeline comprises body, the sidewall of body is arranged at intervals with fin, the inner hollow of described fin, and be communicated with body, the tube wall clear width of described water-supply-pipe is provided with flow distribution plate, annular water flow chamber is formed between described water-supply-pipe and exhaust emission pipeline, described flow distribution plate and fin arranged in a crossed manner, water stream channel is formed between adjacent flow distribution plate and fin.
Preferably, described fin and flow distribution plate are all ringwise.
Preferably, the arranged outside of described water-supply-pipe has heat-insulation layer, and described heat-insulation layer comprises layer of polyester fiber, wool felt and sponge from outside to inside successively.
Preferably, the wherein Single port of the delivery port connecting tee temperature-sensing valve of described heating thin conduit, the another port of described three-way temperature control valve is communicated with heat preservation storage water tank by pipeline, and the 3rd port of described three-way temperature control valve is communicated with the water inlet of water-supply-pipe by pipeline.
Advantageous Effects of the present utility model is:
1, waste heat of boiler tail gas can reclaim by the utility model fully, improves organic efficiency, can by preheating cold water to preference temperature.
2, the utility model arranges fin on exhaust emission pipeline, adds the contact area with current, good effect of heat exchange, and fin also can with water-supply-pipe inside flow distribution plate form water stream channel, slow down water velocity, extend contact time, make waste heat of boiler tail gas be able to abundant recycling.
3, the utility model is at the arranged outside heat-insulation layer of water-supply-pipe, and to play insulation effect to the hot water after intensification, and heat-insulation layer is made up of layer of polyester fiber, wool felt and sponge, high insulating effect, low cost of manufacture.
4, the utility model will heat thin conduit and will be communicated with water-supply-pipe, and connecting line is provided with three-way temperature control valve, can need control according to water temp. heating, easy to operate.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail:
Fig. 1 is structural principle schematic diagram of the present utility model.
Detailed description of the invention
By reference to the accompanying drawings, a kind of residual heat reclaiming apparatus for boiler vent gas, comprises exhaust emission pipeline 1, and exhaust emission pipeline 1 is wound with heating thin conduit 2.Heating thin conduit 2 is wound to the other end from one end of exhaust emission pipeline 1 is unidirectional.Water-supply-pipe 3 is arranged with in the outside of exhaust emission pipeline 1.Described heating thin conduit 2 is all communicated with supply tank 4 with the water inlet of water-supply-pipe 3, and heating thin conduit 2 is all communicated with heat preservation storage water tank 5 with the delivery port of water-supply-pipe 3.Exhaust gas flow direction in the water (flow) direction of heating thin conduit 2 and water-supply-pipe 3 and exhaust emission pipeline 1 is contrary.Described exhaust emission pipeline 1 comprises body 101, and the sidewall of body 101 is arranged at intervals with fin 102, the inner hollow of described fin 102, and the inside of fin 102 is communicated with tubular body.The tube wall clear width of described water-supply-pipe 3 is provided with flow distribution plate 6, annular water flow chamber 7 is formed between described water-supply-pipe 3 and exhaust emission pipeline 1, described flow distribution plate 6 is arranged in a crossed manner with fin 102, and flow distribution plate 6 and fin 102 all ringwise, form water stream channel between adjacent flow distribution plate 6 and fin 102.
As to further improvement of the utility model, the arranged outside of described water-supply-pipe 3 has heat-insulation layer 8, and described heat-insulation layer 8 comprises layer of polyester fiber 801, wool felt 802 and sponge 803 from outside to inside successively.
Further, the wherein Single port of the delivery port connecting tee temperature-sensing valve 9 of described heating thin conduit 2, the another port of described three-way temperature control valve 9 is communicated with heat preservation storage water tank 5 by pipeline, and the 3rd port of described three-way temperature control valve 9 is communicated with the water inlet of water-supply-pipe by pipeline.Can control according to the water temperature demand in heat preservation storage water tank 5 particularly, as when need water temperature comparatively Gao Shike heating thin conduit 2 is communicated with water-supply-pipe 3, with proceed heat.When the temperature heating thin conduit 2 delivery port can meet the demands, then by controlling three-way temperature control valve 9, it is directly entered heat preservation storage water tank 5.During specific design can in heat preservation storage water tank set temperature sensor, this temperature sensor is connected with controller, and controller is connected with three-way temperature control valve, controls the conducting situation of three-way temperature control valve.
The part do not addressed in aforesaid way is taked or uses for reference prior art to realize.
It should be noted that, under the instruction of this description, any equivalents done by those skilled in the art, or obvious variant, all should within protection domain of the present utility model.
Claims (4)
1. a residual heat reclaiming apparatus for boiler vent gas, it is characterized in that: comprise exhaust emission pipeline, exhaust emission pipeline is wound with heating thin conduit, water-supply-pipe is arranged with in the outside of exhaust emission pipeline, described heating thin conduit is all communicated with supply tank with the water inlet of water-supply-pipe, heating thin conduit is all communicated with heat preservation storage water tank with the delivery port of water-supply-pipe, described exhaust emission pipeline comprises body, the sidewall of body is arranged at intervals with fin, the inner hollow of described fin, and be communicated with body, the tube wall clear width of described water-supply-pipe is provided with flow distribution plate, annular water flow chamber is formed between described water-supply-pipe and exhaust emission pipeline, described flow distribution plate and fin arranged in a crossed manner, water stream channel is formed between adjacent flow distribution plate and fin.
2. a kind of residual heat reclaiming apparatus for boiler vent gas according to claim 1, is characterized in that: described fin and flow distribution plate are all ringwise.
3. a kind of residual heat reclaiming apparatus for boiler vent gas according to claim 1, it is characterized in that: the arranged outside of described water-supply-pipe has heat-insulation layer, described heat-insulation layer comprises layer of polyester fiber, wool felt and sponge from outside to inside successively.
4. a kind of residual heat reclaiming apparatus for boiler vent gas according to claim 1, it is characterized in that: the wherein Single port of the delivery port connecting tee temperature-sensing valve of described heating thin conduit, the another port of described three-way temperature control valve is communicated with heat preservation storage water tank by pipeline, and the 3rd port of described three-way temperature control valve is communicated with the water inlet of water-supply-pipe by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520194388.3U CN204665322U (en) | 2015-04-02 | 2015-04-02 | A kind of residual heat reclaiming apparatus for boiler vent gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520194388.3U CN204665322U (en) | 2015-04-02 | 2015-04-02 | A kind of residual heat reclaiming apparatus for boiler vent gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204665322U true CN204665322U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520194388.3U Active CN204665322U (en) | 2015-04-02 | 2015-04-02 | A kind of residual heat reclaiming apparatus for boiler vent gas |
Country Status (1)
| Country | Link |
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| CN (1) | CN204665322U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916190A (en) * | 2017-12-08 | 2019-06-21 | 上海和惠生态环境科技有限公司 | A kind of novel sewage sludge drying tail gas heat quantity recycling and reusing device |
-
2015
- 2015-04-02 CN CN201520194388.3U patent/CN204665322U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916190A (en) * | 2017-12-08 | 2019-06-21 | 上海和惠生态环境科技有限公司 | A kind of novel sewage sludge drying tail gas heat quantity recycling and reusing device |
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| GR01 | Patent grant |