CN105386815A - Impedance compound noise elimination type waste heat recycling device - Google Patents
Impedance compound noise elimination type waste heat recycling device Download PDFInfo
- Publication number
- CN105386815A CN105386815A CN201510837990.9A CN201510837990A CN105386815A CN 105386815 A CN105386815 A CN 105386815A CN 201510837990 A CN201510837990 A CN 201510837990A CN 105386815 A CN105386815 A CN 105386815A
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- Prior art keywords
- sound
- material layer
- waste heat
- sound absorption
- type waste
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with sound-absorbing materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Exhaust Silencers (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention relates to an impedance compound noise elimination type waste heat recycling device. The impedance compound noise elimination type waste heat recycling device comprises a shell, an air exhaust pipe and an air inlet pipe are connected to the upper side and the lower side of the shell through flanges respectively, and a water inlet pipe and a water outlet pipe are arranged at the upper portion of the shell; the shell comprises a shell body located in a middle shell part, the shell body is internally provided with a sound absorption material layer, a damping material layer and a micro perforated plate in sequence from outside to inside, wherein an interval is reserved between the shell body and the sound absorption material layer, a sound absorption cavity is formed between the shell body and the sound absorption material layer, and a plurality of inner supporting frameworks for supporting the sound absorption cavity are arranged between the shell body and the sound absorption material layer in the circumferential direction; and heat exchange tubes are arranged in the sound absorption cavity in the circumferential direction. Compared with the prior art, organic unification combination of the noise reduction treatment technology and the high temperature waste heat recycling technology on one device is achieved, the advantages of the two technologies are sufficiently used, and waste heat of the high-speed high temperature waste gas is recycled while exhaust noise pollution is eliminated.
Description
Technical field
The present invention relates to noise abatement and high-speed and high-temperature waste gas residual heat recovery and utilization technology field, particularly a kind of waste heat recovery device.
Background technique
Along with developing rapidly of scientific and technological progress and industrialized production, pollution sources also increase thereupon, environmental pollution is also more and more serious, wherein high-speed and high-temperature waste gas and the noise pollution that produces have become the one in industrial production in numerous environomental pollution source, have a strong impact on the quality of life of surrounding resident and worker and healthy.Therefore, seek a kind of reduction noise pollution while high-speed and high-temperature waste gas residual heat is recycled, the method can beautified the environment again, be society active demand.
Application number is that the Chinese patent of CN201510095095 refer to a kind of multistage impedance composite muffler, solve medium and low frequency (with the small part high frequency) exhaust sound produced in diesel generating set toxic emission process, this invention excellent noise reduction effect, has lightweight, the feature such as thermal conductivity good, corrosion-resistant, long service life; But the deficiency of this invention is that using function is single, and the level of resources utilization is low.
Application number is that the Chinese patent of CN201410627808.2 refer to a kind of flue gas waste heat recovery heat exchanger, and this invention is passed in heat exchanging tube by flue gas, heat exchanging tube and fin common heat exchanging chamber transferring heat; Flue gas carries out heat exchange with the liquid in heat exchanging chamber in air-inlet cavity and air collecting chamber; Filter screen can impurity in elimination flue gas, accelerates flue gas circulation; There is the features such as less scaling, heat transfer effect good, reliable operation, energy-efficient; But it is comparatively large that the deficiency of this invention is volume, and filter Netease and block not easy to clean, using function is single, and the level of resources utilization is low.
Summary of the invention
The object of the present invention is to provide a kind of impedance complex silence type waste heat recovery device, while reduction noise pollution, the waste heat of high-speed and high-temperature waste gas can be recycled, can reach energy-saving and cost-reducing and the object of waste resource recycling, compensate for the deficiencies in the prior art.
Technological scheme of the present invention is:
A kind of impedance complex silence type waste heat recovery device, comprise housing, the upper side and lower side of housing is connected to outlet pipe and suction tude by flange, and housing upper is provided with intake pipe, outlet pipe;
Housing comprises the enclosure body being positioned at mesochite body, sound-absorbing material layer, Damping material layer and microperforated panel is followed successively by from outside to inside in enclosure body, wherein, spacing is provided with between enclosure body, sound-absorbing material layer, form sound absorption cavity between enclosure body, sound-absorbing material layer, between enclosure body, sound-absorbing material layer, be circumferentially provided with multiple inner support skeleton for supporting sound absorption cavity; Circumferentially heat exchanging tube is provided with in sound absorption cavity;
Top in the inner circular cavity that microperforated panel surrounds, be provided with many parallel monomer sound absorbents, the two ends of each monomer sound absorbent are all connected with microperforated panel;
Bottom in the inner circular cavity that microperforated panel surrounds, is provided with cross sound absorbent, and cross sound absorbent is " ten " font, four ends of the circumference of cross sound absorbent are all connected with adjacent microperforated panel.
Coverboard is high temperature resistant stainless steel plate with sound absorption microperforated panel.
The thickness of microperforated panel is 3mm, and punching rate is 3%.
The high density rock wool that sound-absorbing material layer is good flame resistance, acoustic absorptivity is high.
The thickness 5-10cm of sound-absorbing material layer.
Damping material layer is intermediate glass fibre cloth.
The thickness of Damping material layer is 0.2mm.
The thickness of sound absorption cavity is 5-10cm.
The material of heat exchanging tube is the copper tube that thermal conductivity is good, and diameter is 8-10mm.
The diameter of heat exchanging tube is 8-10mm.
Advantage of the present invention:
The present invention has that structure is simple, volume is little, and lightweight, cost is low, easy long service life, excellent noise reduction effect, resource utilization high.
Compared with prior art, present invention achieves Noise Treatment technology to be combined with the organic unity of high-temperature residual heat recovery and utilization technology on a kind of device, make full use of the advantage of two technology, while reduction exhaust sound pollutes, the waste heat of high-speed and high-temperature waste gas is recycled, the object of energy-saving and cost-reducing and discarded energy recycling can be reached, this device volume is little, lightweight, cost is low, corrosion-resistant, excellent noise reduction effect, resource recycling rate is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention one;
Fig. 2 is the complete section schematic diagram of Fig. 1;
Fig. 3 is the A-A cut-away view of Fig. 2;
Fig. 4 is the B-B cut-away view of Fig. 2;
The structural representation of Fig. 5 embodiments of the invention two;
Fig. 6 is the C-C cut-away view of Fig. 5;
Fig. 7 is the D-D cut-away view of Fig. 5.
Number in the figure is: suction tude 1, outlet pipe 5, housing 2, inner support skeleton 6, sound absorption cavity 7, sound-absorbing material layer 8, Damping material layer 9, microperforated panel 10, monomer sound absorbent 11, cross sound absorbent 12, hanger 3, intake pipe 4, outlet pipe 14, heat exchanging tube 13.
Embodiment
Embodiment one:
As shown in Figure 1, the present invention includes housing 2, the upper side and lower side of housing 2 is connected to outlet pipe 5 and suction tude 1 by flange, and the top outside housing 2 is provided with a pair hanger 3, and the housing 2 at simultaneously hanger 3 place is also provided with intake pipe 4, outlet pipe 14.
Housing 2 comprises the conical shell 16 being positioned at middle enclosure body 15 and being connected to enclosure body about 15 two ends.
As shown in Figure 2,3, 4, enclosure body 15, sound-absorbing material layer 8, Damping material layer 9 and microperforated panel 10 is followed successively by from outside to inside.Wherein, be provided with spacing between enclosure body 15, sound-absorbing material layer 8, the two forms sound absorption cavity 7, between enclosure body 15, sound-absorbing material layer 8, be circumferentially provided with multiple inner support skeleton 6, for supporting sound absorption cavity 7.
Top in the inner circular cavity that microperforated panel 10 surrounds, be provided with three parallel monomer sound absorbents 11, wherein the front end and back end being positioned at middle monomer sound absorbent 11, three monomer sound absorbents 11 that is shorter in length than of the monomer sound absorbent 11 of both sides is all connected with microperforated panel 10.
Circumferentially be provided with heat exchanging tube 13 in sound absorption cavity 7, heat exchanging tube 13 is connected with intake pipe 4, outlet pipe 14.
Bottom in the inner circular cavity that microperforated panel 10 surrounds, is provided with cross sound absorbent 12, and cross sound absorbent 12 is " ten " font, four ends of the circumference of cross sound absorbent 12 are all connected with adjacent microperforated panel 10.
Coverboard 2 is high temperature resistant stainless steel plate with sound absorption microperforated panel 10, and microperforated panel 10 thickness is 3mm, and punching rate is 3%.
The high density rock wool that sound-absorbing material layer 8 is good flame resistance, acoustic absorptivity is high, thickness 5-10cm.
Damping material layer 9 is the thick intermediate glass fibre cloth of 0.2mm, and sound absorption cavity 7 thickness is 5-10cm.
Heat exchanging tube 13 material is the copper tube that thermal conductivity is good, and diameter is 8-10mm.
Intake pipe 4, outlet pipe 14 are connected with heat exchanging tube.Intake pipe 4 is connected with tap water supply system or pumping plant water system, after outlet pipe 14 connects heat-insulating water tanks for shower, wash one's face and rinse one's mouth, oil fouling equipment cleaning.
Working process:
Housing 2 is divided into 1 cylindrical housings and 2 conical shells 16 and two ends adpting flange three part, and cylindrical housings and conical shell are respectively with welding fabrication after stainless steel coiled sheet circle, and two ends adpting flange adopts the GB flange isometrical with air inlet-outlet pipe flange.
Require to be evenly arranged " king's font " inner support skeleton 6 according to design strength in cylindrical housings, with housing 2 firm welding, form the inner support skeleton system of sound absorption cavity 7 and sound-absorbing material layer 8, sound absorption cavity thickness is 5-10cm, thermal conductivity is evenly arranged good in sound absorption cavity, diameter is the red copper heat exchanging tube 13 of 8-10mm, heat exchanging tube adopts around shape structure, fix with the lateral connection of the inner support skeleton 6 of sound absorption cavity 7, good flame resistance is filled in the inner support skeleton 6 of sound-absorbing material layer 8, the high density rock wool that acoustic absorptivity is high, thickness 5-10cm, the thick intermediate glass fibre cloth damping material of closely knit rear outer laminating one deck 0.2mm filled by sound-absorbing material, finally installing diameter is 3mm, punching rate is the high temperature resistant stainless steel microperforated panel of 3%, microperforated panel 10 is with boring tailfiber and inner support skeleton 6 fixation.
After Cylindrical housing structure completes, make 3 monomer sound absorbents 11, support frame is made into " C-type steel ", priority filling sucting sound material layer 8 and Damping material layer 9 in skeleton, installation microperforated panel 10 after filling completes, with brill tailfiber and skeleton fixation, then as shown in Fig. 2 structure, 3 monomer sound absorbents 11 are uniformly distributed and are welded to Cylindrical housing structure upper half part.
Make 1 cross sound absorbent 12 again, " cross " support frame is made into " C-type steel ", priority filling sucting sound material layer 8 and Damping material layer 9 in skeleton, installation microperforated panel 10 after filling completes, with brill tailfiber and skeleton fixation, then as shown in Fig. 2 structure, " cross " sound absorbent is welded to Cylindrical housing structure lower half portion.
After cylindrical housings internal structure completes, by the conical shell that completed, structure welding is to housing two ends as shown in Figure 2, and the welding GB flange isometrical with air inlet-outlet pipe flange and hanger 3, complete device of the present invention.
Device of the present invention is carried out bolt with air inlet-outlet pipe two end flange be connected, again intake pipe 4 is connected to tap water supply system or pumping plant water system, outlet pipe 14 supplies shower after connecting heat-insulating water tanks, wash one's face and rinse one's mouth, oil fouling equipment cleaning uses, so just finally complete a kind of impedance complex silence type waste heat recycling system, achieve Noise Treatment technology to be combined with the organic unity of high-temperature residual heat recovery and utilization technology on a kind of device, make full use of the advantage of two technology, while reduction exhaust sound pollutes, the waste heat of high-speed and high-temperature waste gas is recycled, the object of energy-saving and cost-reducing and discarded energy recycling can be reached.
Embodiment two:
As shown in Fig. 5,6,7, be with embodiment one difference, the sectional shape of enclosure body 15, sound-absorbing material layer 8, Damping material layer 9 and microperforated panel 10 is rectangle, and meanwhile, both ends of the surface end socket does hemispherical dome, makes rear rectangular in form of the present invention.
Impedance complex noise elimination technique and heat recovery technology are organically attached on a kind of device by the present invention, and device mainly comprises suction tude, outlet pipe, impedance complex sound-attenuating system, waste heat recycling system.
Impedance complex sound-attenuating system by: two ends adpting flange, housing, inner support skeleton 6, sound absorption cavity 7, sound-absorbing material layer 8, Damping material layer 9, microperforated panel 10 and compound sound absorbent etc. form;
Waste heat recycling system by: intake pipe 4, outlet pipe 14 and heat exchanging tube form, and are arranged in sound absorption cavity 7 structure space layer.
Principle is: high-speed and high-temperature waste gas enters impedance complex silence type waste heat recovery device by suction tude 1, first the high-frequency noises produced in high-speed and high-temperature toxic emission process is carried out amplification generation to exhaust expansion ratio through impedance complex silencer and is reflected and attenuation portions noise, carry out can decaying after refraction reflection a part through built-in microperforated panel 10 pairs of sound waves again, another part enters in built-in Damping material layer 9 and sound-absorbing material layer 8 by microperforated panel 10, acoustic energy is converted to heat energy and is cut down, the part of waste heat of heat exchange pipeline to the heat energy after acoustic energy conversion and high-temp waste gas simultaneously by arranging in sound absorption cavity 7 carries out recycling after heat exchange is changed, heat energy is taken out of by the water circulation system of heat-exchange system by the heat energy after conversion, shower is can be used as after outlet pipe access heat-insulating water tanks, wash one's face and rinse one's mouth, heating or cleaning oil fouling equipment water etc., thus can delivery temperature be reduced.After acoustic energy conversion and the utilization of waste heat thermal power transfer being carried out simultaneously to high-speed and high-temperature waste gas by impedance complex silence type waste heat recovery device, the object of noise reduction sound-deadening and discarded energy recycling can be realized.
Present invention achieves Noise Treatment technology to be combined with the organic unity of high-temperature residual heat recovery and utilization technology.After this technology uses, high-speed and high-temperature exhausting waste gas noise can reduce 20-35dB (A), and high-temperature residual heat recovery utilization rate reaches 20-40%, and fractional energy savings is 15%.
Be noted that, the above embodiment is unrestricted to the explanation of technical solution of the present invention, so the equivalent replacement of the art those of ordinary skill or make according to prior art other amendment, be all included within interest field of the presently claimed invention.
Claims (10)
1. an impedance complex silence type waste heat recovery device, is characterized in that: comprise housing, and the upper side and lower side of housing is connected to outlet pipe and suction tude by flange, and housing upper is provided with intake pipe, outlet pipe;
Housing comprises the enclosure body being positioned at mesochite body, sound-absorbing material layer, Damping material layer and microperforated panel is followed successively by from outside to inside in enclosure body, wherein, spacing is provided with between enclosure body, sound-absorbing material layer, form sound absorption cavity between enclosure body, sound-absorbing material layer, between enclosure body, sound-absorbing material layer, be circumferentially provided with multiple inner support skeleton for supporting sound absorption cavity; Circumferentially heat exchanging tube is provided with in sound absorption cavity;
Top in the inner circular cavity that microperforated panel surrounds, be provided with many parallel monomer sound absorbents, the two ends of each monomer sound absorbent are all connected with microperforated panel;
Bottom in the inner circular cavity that microperforated panel surrounds, is provided with cross sound absorbent, and cross sound absorbent is " ten " font, four ends of the circumference of cross sound absorbent are all connected with adjacent microperforated panel.
2. impedance complex silence type waste heat recovery device according to claim 1, is characterized in that: coverboard is high temperature resistant stainless steel plate with sound absorption microperforated panel.
3. impedance complex silence type waste heat recovery device according to claim 1, is characterized in that: the thickness of microperforated panel is 3mm, and punching rate is 3%.
4. impedance complex silence type waste heat recovery device according to claim 1, is characterized in that: the high density rock wool that sound-absorbing material layer is good flame resistance, acoustic absorptivity is high.
5. impedance complex silence type waste heat recovery device according to claim 4, is characterized in that: the thickness 5-10cm of sound-absorbing material layer.
6. impedance complex silence type waste heat recovery device according to claim 1, is characterized in that: Damping material layer is intermediate glass fibre cloth.
7. impedance complex silence type waste heat recovery device according to claim 1, is characterized in that: the thickness of Damping material layer is 0.2mm.
8. impedance complex silence type waste heat recovery device according to claim 1, is characterized in that: the thickness of sound absorption cavity is 5-10cm.
9. impedance complex silence type waste heat recovery device according to claim 1, is characterized in that: the material of heat exchanging tube is the copper tube that thermal conductivity is good, diameter is 8-10mm.
10. the impedance complex silence type waste heat recovery device according to claim 1 or 9, is characterized in that: the diameter of heat exchanging tube is 8-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510837990.9A CN105386815A (en) | 2015-11-26 | 2015-11-26 | Impedance compound noise elimination type waste heat recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510837990.9A CN105386815A (en) | 2015-11-26 | 2015-11-26 | Impedance compound noise elimination type waste heat recycling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105386815A true CN105386815A (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510837990.9A Pending CN105386815A (en) | 2015-11-26 | 2015-11-26 | Impedance compound noise elimination type waste heat recycling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116220864A (en) * | 2023-03-15 | 2023-06-06 | 重庆赛力斯新能源汽车设计院有限公司 | Integrated exhaust muffler |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050284623A1 (en) * | 2004-06-24 | 2005-12-29 | Poole Wallace J | Combined muffler/heat exchanger |
| CN101907009A (en) * | 2010-07-19 | 2010-12-08 | 中国人民解放军重庆通信学院 | Impedance composite water-cooled muffler for diesel generator set |
| CN101956596A (en) * | 2010-10-19 | 2011-01-26 | 张晓荣 | Energy-saving muffler capable of using waste heat |
| CN102230407A (en) * | 2011-06-30 | 2011-11-02 | 东莞市力宇燃气动力有限公司 | Resistance-and-reactance-compounded exhaust silencer |
| CN103438732A (en) * | 2013-08-30 | 2013-12-11 | 北京金房暖通节能技术股份有限公司 | Chimney type flue gas waste heat recovery device with sound attenuation function and manufacturing method thereof |
| CN205260096U (en) * | 2015-11-26 | 2016-05-25 | 河南元光科技有限公司 | Compound noise elimination type afterheat recycling device of impedance |
-
2015
- 2015-11-26 CN CN201510837990.9A patent/CN105386815A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050284623A1 (en) * | 2004-06-24 | 2005-12-29 | Poole Wallace J | Combined muffler/heat exchanger |
| CN101907009A (en) * | 2010-07-19 | 2010-12-08 | 中国人民解放军重庆通信学院 | Impedance composite water-cooled muffler for diesel generator set |
| CN101956596A (en) * | 2010-10-19 | 2011-01-26 | 张晓荣 | Energy-saving muffler capable of using waste heat |
| CN102230407A (en) * | 2011-06-30 | 2011-11-02 | 东莞市力宇燃气动力有限公司 | Resistance-and-reactance-compounded exhaust silencer |
| CN103438732A (en) * | 2013-08-30 | 2013-12-11 | 北京金房暖通节能技术股份有限公司 | Chimney type flue gas waste heat recovery device with sound attenuation function and manufacturing method thereof |
| CN205260096U (en) * | 2015-11-26 | 2016-05-25 | 河南元光科技有限公司 | Compound noise elimination type afterheat recycling device of impedance |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116220864A (en) * | 2023-03-15 | 2023-06-06 | 重庆赛力斯新能源汽车设计院有限公司 | Integrated exhaust muffler |
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Application publication date: 20160309 |