CN102410551B - Self-cleaning heat energy recovery device for flue - Google Patents
Self-cleaning heat energy recovery device for flue Download PDFInfo
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- CN102410551B CN102410551B CN201110310360.8A CN201110310360A CN102410551B CN 102410551 B CN102410551 B CN 102410551B CN 201110310360 A CN201110310360 A CN 201110310360A CN 102410551 B CN102410551 B CN 102410551B
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- flue
- heat exchange
- exchange tank
- flue gas
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a self-cleaning heat energy recovery device for a flue. The device comprises a sealed heat exchange tank, wherein a sealed outer shell of the flue is fastened on an outer cover of the heat exchange tank; the shell of the heat exchange tank also serves as the inner shell of the flue; the heat exchange tank is provided with a water inlet pipe and a water outlet pipe which are connected with the outside; a space between the inner surface of the outer shell of the flue and the outer surface of the heat exchange tank is divided into at least two petal-shaped flues along the circumferential direction; the petal-shaped flues are respectively communicated with a flue gas inlet channel and a flue gas outlet channel; and a flue gas discharge control valve is arranged between the petal-shaped flues and the flue gas inlet channel or the flue gas outlet channel. The self-cleaning heat energy recovery plant for the flue has the advantages of simple structure, small occupied area, low operation cost, less time and labor consumption for cleaning accumulated dust such as dust, tar and the like, and convenience in operation; and meanwhile the working efficiency of equipment is greatly improved.
Description
Technical field
The present invention relates to a kind of energy recovery equipment that reclaims heat energy in high-temperature flue gas, relate in particular to the flue self-cleaning heat-energy recovering apparatus that a kind of dust easy cleaning that high-temperature flue gas can be deposited in reclaimer flue is removed.
Background technology
At present, the use of the hot stove of industry of the industry such as boiler and chemical metallurgy is more and more, in the smoke evacuation of the hot stove of above industry, not only contain a large amount of dust, tar etc., also contain a large amount of waste heat heat energy simultaneously, these waste heat heat energy are discharged into and in air, go not only to cause a large amount of energy wastes, also can cause certain pollution to environment around, therefore how reducing the hot loss of energy of the waste heat containing in smoke evacuation is when previous very important research topic.The current recovery for above-mentioned waste heat heat energy adopts economizer or some heat exchangers to carry out more, mostly there is complex structure in aforementioned waste heat recovery apparatus, floor space is large, the problems such as operating cost height, and in the smoke evacuation due to the hot stove of industry, contain a large amount of dust, the materials such as tar, so aforementioned waste heat recovery apparatus is dust when operation, the materials such as tar will deposit in the flue with equipment and heat exchange position, and along with continuation operation and the time integral of waste heat recovery apparatus, dust, the materials such as tar will be cumulative with heat exchange position in flue, not only affect the discharge of flue gas, also can affect the heat exchange efficiency at heat exchange position, reduce heat transfer effect, therefore need to be frequently to the dust depositing, the materials such as tar are often cleared up.Current adopting equipment downtime manually to clear up to the cleaning of the materials such as the dust of waste heat recovery apparatus deposition, tar, not only waste time and energy more, increased workman's labour intensity, also reduced the operating efficiency of equipment simultaneously.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of simple in structure, floor space is little, operating cost is low, and the laying dust such as dust, tar is cleared up the effort, easy to operate that saves time, also greatly improved the flue self-cleaning heat-energy recovering apparatus of equipment operating efficiency simultaneously.
For solving the problems of the technologies described above, technical scheme of the present invention is: flue self-cleaning heat-energy recovering apparatus, comprise airtight heat exchange tank, described heat exchange tank outer cover is buckled with airtight flue shell body, the double flue inner housing of doing of housing of described heat exchange tank, described heat exchange tank is provided with water inlet pipe and the drainpipe being connected with outside, between described flue shell body inner surface and described heat exchange tank outer surface, space is along being circumferentially divided at least two lobe shape flues, described lobe shape flue is communicated with respectively flue gas air intake duct and flue gas exhaust road, between described lobe shape flue and described flue gas air intake duct or flue gas exhaust road, be provided with smoke evacuation control valve.
As preferred technical scheme, on described heat exchange tank skin, to run through and be provided with the heat pipe that includes superconducting fluid, described heat exchange tank is stretched in described heat pipe one end and the other end stretches into described lobe shape flue.
As the improvement to technique scheme, the surface that described heat pipe is positioned at described heat exchange tank one end is light pipe, and the surface that is positioned at described lobe shape flue one end is provided with heat transmission fin.
As the improvement to technique scheme, the surface of described heat pipe is light pipe.
Owing to having adopted the flue self-cleaning heat-energy recovering apparatus of technique scheme, at heat exchange tank outer cover, buckle airtight flue shell body, the double flue inner housing of doing of housing with heat exchange tank, heat exchange tank is provided with water inlet pipe and the drainpipe being connected with outside, between flue shell body inner surface and heat exchange tank outer surface, space is along being circumferentially divided at least two lobe shape flues, lobe shape flue is communicated with respectively flue gas air intake duct and flue gas exhaust road, between lobe shape flue and flue gas air intake duct or flue gas exhaust road, be provided with smoke evacuation control valve, not only simple in structure, floor space is little, operating cost is low, and after employing said structure, high-temperature flue gas enters lobe shape flue via flue gas air intake duct, after the water at low temperature being entered by water inlet pipe in heat exchange tank skin and heat exchange tank is carried out heat exchange, becoming low-temperature flue gas is discharged by flue gas exhaust road, and water at low temperature is carried out after heat exchange water temperature and is raise and derived by drainpipe, thereby realize the recovery of waste heat heat energy in high-temperature flue gas, and lobe shape Flue duct design is reasonable, can greatly improve contacting of high-temperature flue gas and heat exchange tank skin, improve heat exchange efficiency, by control, adjust between lobe shape flue and flue gas air intake duct or flue gas exhaust road and be provided with smoke evacuation control valve, close or adjust one or the interior mobile high-temperature flue gas of a part of lobe shape flue, like this under the constant prerequisite in lobe shape flue cross section, increase the flow velocity of high-temperature flue gas in residue lobe shape flue, realize the flow at high speed in residue lobe shape flue of high-temperature flue gas, the dust that high-temperature flue gas is deposited when low-speed flow starts building to do, the laying dusts such as tar blow and come off and with the mobile lobe shape flue that blows out of flue gas, high-temperature flue gas still can carry out the recovery that heat exchange realizes waste heat heat energy in high-temperature flue gas by water in heat exchange tank skin and heat exchange tank simultaneously, dust, the laying dusts such as tar are cleared up the effort that saves time, also greatly improved equipment operating efficiency simultaneously, rational in infrastructure, simply, easy to operate.On heat exchange tank skin, run through and be provided with the heat pipe that includes superconducting fluid, and adopt and to be positioned at lobe shape flue internal end surface and to be provided with heat transmission fin, can greatly improve heat exchange efficiency, rational in infrastructure, simple, easy to operate,
Accompanying drawing explanation
Fig. 1 is the flue self-cleaning heat-energy recovering apparatus structural representation of the embodiment of the present invention;
Fig. 2 is the fundamental diagram of embodiment of the present invention flue self-cleaning heat-energy recovering apparatus;
Fig. 3 is the fundamental diagram of flue self-cleaning heat-energy recovering apparatus of the present invention one embodiment;
Fig. 4 is the fundamental diagram of flue self-cleaning heat-energy recovering apparatus of the present invention one embodiment.
In figure: 1-flue shell body; 11-enters cigarette interface; 12-fume discharge connector; The 13-control valve of discharging fume; 14-interface; 2-heat exchange tank; 21-water inlet pipe; 22-drainpipe; 23-heat pipe; 3-dividing plate; 31-lobe shape flue; 4-flue gas exhaust road; 41-drain tap; 5-flue gas air intake duct; 51-air intake valve.
The specific embodiment
Below in conjunction with drawings and Examples, further set forth the present invention.In the following detailed description, only by the mode of explanation, some one exemplary embodiment of the present invention has been described.Undoubtedly, those of ordinary skill in the art can recognize, without departing from the spirit and scope of the present invention in the situation that, can to described embodiment, revise by various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than for limiting the protection domain of claim.
As depicted in figs. 1 and 2, flue self-cleaning heat-energy recovering apparatus, comprise airtight heat exchange tank 2, heat exchange tank 2 outer covers are buckled with airtight flue shell body 1, the double flue inner housing of doing of housing of heat exchange tank 2, heat exchange tank 2 is provided with water inlet pipe 21 and the drainpipe 22 being connected with outside, between flue shell body 1 inner surface and heat exchange tank 2 outer surfaces, space is along being circumferentially divided at least two lobe shape flues 31, lobe shape flue 31 can be separated space between flue shell body 1 inner surfaces and heat exchange tank 2 outer surfaces and forms by being installed on dividing plate between flue shell body 1 inner surface and heat exchange tank 2 outer surfaces 3, lobe shape flue 31 is communicated with respectively flue gas air intake duct 5 and flue gas exhaust road 4, flue gas air intake duct 5 is provided with air intake valve 51, flue gas exhaust road 4 is provided with drain tap 41, between lobe shape flue 31 and flue gas air intake duct 5 or flue gas exhaust road 4, be provided with smoke evacuation control valve 13.
As shown in Figure 2, Figure 3 and Figure 4, can adopt the fume discharge connector 12 that is provided with for being communicated with both between lobe shape flue 31 and flue gas exhaust road 4, between lobe shape flue 31 and flue gas air intake duct 5, be provided with for being communicated with both modes of entering cigarette interface 11, smoke evacuation control valve 13 is located at respectively and is respectively entered cigarette interface or fume discharge connector place.Such structure, can be by the switch of smoke evacuation control valve 13 be controlled, close or adjust one or a part of lobe shape flue, like this under the constant prerequisite in lobe shape flue cross section, increase the flow velocity of high-temperature flue gas in residue lobe shape flue, realize the flow at high speed in residue lobe shape flue of high-temperature flue gas, to improve laying dust cleaning effect modes such as the dust of flue deposition, tar, rational in infrastructure, simple, easy to operate.
As shown in Figure 1, can on heat exchange tank skin, run through and be provided with the heat pipe 23 that includes superconducting fluid, thermal conductivity by superconducting fluid improves heat exchange efficiency, superconducting fluid can adopt commercially available in the market known heat conduction superconducting fluid, heat exchange tank is stretched in heat pipe 23 one end and the other end stretches into lobe shape flue, the surface of heat pipe can be light pipe, the surface that also can adopt heat pipe to be positioned at heat exchange tank one end is light pipe, and the surface that is positioned at lobe shape flue one end is provided with heat transmission fin mode, further to improve heat exchange efficiency.
During work, drain tap on air intake valve on flue gas air intake duct 5 and flue gas exhaust road 4 is opened, high-temperature flue gas enters lobe shape flue 31 via flue gas air intake duct 5, after the water at low temperature being entered by water inlet pipe 21 in heat exchange tank skin and heat exchange tank is carried out heat exchange, becoming low-temperature flue gas is discharged by flue gas exhaust road 4, and water at low temperature is carried out after heat exchange water temperature and is raise and derived by drainpipe 22, thereby realize the recovery of waste heat heat energy in high-temperature flue gas, drainpipe 22 is positioned at heat exchange tank one end and can adopts and stretch into heat exchange tank internal upper part, so that drainpipe opening is positioned at heat exchange tank internal upper part, like this, the hot water carrying out after heat exchange just can be derived continuously by drainpipe.
When by smoke evacuation one in control valve 13 or a part control or adjust, closing or turn down part lobe shape flue gas flows, like this, in remaining lobe shape flue, flue gas flow will strengthen, thereby in lobe shape flue, the flow velocity of high-temperature flue gas will improve, realize the flow at high speed of high-temperature flue gas in lobe shape flue, the laying dusts such as the dust depositing when low-speed flow starts building to do at high-temperature flue gas, tar are blown and come off and with the mobile lobe shape flue that blows out of flue gas, rational in infrastructure, simple, easy to operate.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (4)
1. flue self-cleaning heat-energy recovering apparatus, it is characterized in that: comprise airtight heat exchange tank, described heat exchange tank outer cover is buckled with airtight flue shell body, the double flue inner housing of doing of housing of described heat exchange tank, described heat exchange tank is provided with water inlet pipe and the drainpipe being connected with outside, between described flue shell body inner surface and described heat exchange tank outer surface, space is along being circumferentially divided at least two lobe shape flues, described lobe shape flue is communicated with respectively flue gas air intake duct and flue gas exhaust road, between described lobe shape flue and described flue gas air intake duct or flue gas exhaust road, is provided with smoke evacuation control valve.
2. flue self-cleaning heat-energy recovering apparatus as claimed in claim 1, is characterized in that: on described heat exchange tank skin, run through and be provided with the heat pipe that includes superconducting fluid, described heat exchange tank is stretched in described heat pipe one end and the other end stretches into described lobe shape flue.
3. flue self-cleaning heat-energy recovering apparatus as claimed in claim 2, is characterized in that: the surface that described heat pipe is positioned at described heat exchange tank one end is light pipe, and the surface that is positioned at described lobe shape flue one end is provided with heat transmission fin.
4. flue self-cleaning heat-energy recovering apparatus as claimed in claim 2, is characterized in that: the surface of described heat pipe is light pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110310360.8A CN102410551B (en) | 2011-09-29 | 2011-09-29 | Self-cleaning heat energy recovery device for flue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110310360.8A CN102410551B (en) | 2011-09-29 | 2011-09-29 | Self-cleaning heat energy recovery device for flue |
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| Publication Number | Publication Date |
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| CN102410551A CN102410551A (en) | 2012-04-11 |
| CN102410551B true CN102410551B (en) | 2014-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110310360.8A Active CN102410551B (en) | 2011-09-29 | 2011-09-29 | Self-cleaning heat energy recovery device for flue |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0705439D0 (en) * | 2007-03-22 | 2007-05-02 | Alstom Intellectual Property | Improved flue gas cooling and cleaning arrangment |
| CN201233135Y (en) * | 2008-06-25 | 2009-05-06 | 大连三洋制冷有限公司 | Generator apparatus for recovering dirty flue gas residual heat |
| CN201396923Y (en) * | 2009-04-15 | 2010-02-03 | 赵旭 | Multi-flue boiler with ash removing ring |
| CN101893251B (en) * | 2010-07-26 | 2011-09-21 | 王兴军 | Heat absorber of boiler |
| CN102183002B (en) * | 2011-03-21 | 2013-05-15 | 昆明理工大学 | Organic working medium evaporator using sleeve-type thermosiphon high-efficiency heat transfer tubes |
| CN202274503U (en) * | 2011-09-29 | 2012-06-13 | 李见成 | Flue self-cleaning and heat recovery unit |
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| CN102410551A (en) | 2012-04-11 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| ASS | Succession or assignment of patent right |
Owner name: WEIFANG TIANJIE ENVIRONMENT PROTECTION SCI-TECH CO Free format text: FORMER OWNER: LI JIANCHENG Effective date: 20140317 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20140317 Address after: 262100, Weifang City, Shandong province Anqiu Fen Fen Industrial Park Weifang Tian Jie environmental protection technology Co., Ltd. Applicant after: WEIFANG TIANJIE ENVIRONMENTAL PROTECTION SCI-TECH Co.,Ltd. Address before: 262100 Weifang City, Anqiu Province Qingyun garden, building, room, unit 202, room 24 Applicant before: Li Jiancheng |
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| C14 | Grant of patent or utility model | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Flue self-cleaning heat energy recovery device Effective date of registration: 20230927 Granted publication date: 20140423 Pledgee: Bank of Communications Ltd. Weifang branch Pledgor: WEIFANG TIANJIE ENVIRONMENTAL PROTECTION SCI-TECH Co.,Ltd. Registration number: Y2023980059207 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |