CN101561210A - Wavelike finned type cold accumulation heat exchanger - Google Patents
Wavelike finned type cold accumulation heat exchanger Download PDFInfo
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- CN101561210A CN101561210A CNA200910037952XA CN200910037952A CN101561210A CN 101561210 A CN101561210 A CN 101561210A CN A200910037952X A CNA200910037952X A CN A200910037952XA CN 200910037952 A CN200910037952 A CN 200910037952A CN 101561210 A CN101561210 A CN 101561210A
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Abstract
The invention discloses a wavelike finned type cold accumulation heat exchanger, which is mainly used for a cold accumulation container. The heat exchanger comprises an outer tube, wherein a front seal sheet of the outer tube and a rear seal sheet of the outer tube which are arranged on the end surface of the outer tube; the rear seal sheet of the outer tube bulges outwards to form a fill orifice; the fill orifice is provided with a rear seal cap; two inner tubes communicated through an elbow bend pipe are fixed in the inner cavity of the outer tube; the end surface of the inner tube is provided with a front seal sheet of the inner tube and a rear seal sheet of the inner tube; the front seal sheet of the inner tube and the front seal sheet of the outer tube are fixed together by welding the joints; the tail end of the joint is provided with a front seal cap; the upper side and lower side of the outer tube body are formed by wavelike tube walls; the wavelike tube wall forms a bulgy inner fin and a bulgy outer fin on the inner surface and the outer surface respectively; the inner tube body forms a bulgy outer fin on the outer surface. The wavelike finned type cold accumulation heat exchanger has simple structure, low manufacturing cost and high efficient heat exchange, contributes to high efficient heat exchange between a cold accumulation material in the outer tube and the outside, can avoid damage on the heat exchanger caused by the effect of expansion on heating and contraction on cooling, has cold accumulation material and has double functions of, cold charge and discharge.
Description
Technical field
The present invention relates to a kind of heat exchanger, be specifically related to a kind of heat exchanger of finned waveform tube wall.
Background technology
Heat exchanger of many uses for example can be used in all kinds of refrigerating plants.The heat exchanger that is used in traditional refrigerating plant is that the parts with pipeline and system couple together, form loop, cold-producing medium in heat exchanger inside circulates, bore passages does not generally need very big, and for example the heat-exchanger pipeline internal diameter of air-conditioning refrigeration system generally gets final product about 12-15mm.If have only heat exchanger about 12-15mm to be used in the main equipments such as cold-storage counter that size reaches 20 chis (about 6 meters) this internal diameter of the pipeline, its structure and size all can not satisfy specification requirement.The cold-storage counter is in transportation, and the cool storage material in the heat exchanger absorbs the extraneous conduction of counter and alternate manner by the heat exchanger wall and penetrates into heat in the case; The low temperature cooling medium liquid of filling in the device for cooling is filled cold by heat exchanger to cool storage material.How further to improve the efficient and the shortening of heat exchange and fill cool time, reduce cost, be cold-storage heat exchanger technology colleague problem demanding prompt solution always.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned technology, provide a kind of simple in structure, low cost of manufacture, what heat-transfer effect was good has the cool storage material of storage, fills cold and puts cold bifunctional heat exchanger.
For achieving the above object, the technical solution used in the present invention is: a kind of heat exchanger, comprise outer tube, be located at before the outer tube of outer tube end face mounting after the mounting and outer tube, mounting outwards protrudes the formation fill orifice behind the described outer tube, fill orifice is provided with rear seal-cover, the inner chamber of described outer tube is fixed with two interior pipes that are communicated with by bend pipe, mounting behind preceding mounting of pipe and the interior pipe in described inner tube face is provided with, weld together mutually by joint between the mounting before preceding mounting of pipe and the outer tube in described, described connector end is provided with preceding capping, described outer tube body is made of the waveform tube wall both sides up and down, described waveform tube wall forms the inner fin and the outer fin of protrusion respectively at surfaces externally and internally, described in tube body form the outer fin of protrusion at outer surface.
More excellent, described interior tube body outwards protrudes the formation protuberance in both sides up and down, and inboard, described outer tube body middle part is provided with at least one inner fin.
More excellent, the terminal difference of two pairs of inner fins bending formation T shape guide groove is in the same way arranged on the described outer tube.
More excellent, the outer fin in described and T shape guide groove position is corresponding on the pipe is at its terminal T shape guide rail that is complementary with T shape guide groove that forms.
More excellent, described interior pipe back mounting is provided with through hole, is communicated with on the mounting and with interior pipe behind the pipe in described bend pipe two ends are welded on.
More excellent, all offer through hole on the mounting before mounting and the outer tube before the pipe in described, in described joint is welded on before the pipe on the mounting and pass the through hole on the mounting before the outer tube, and the through-hole inner surface welded seal on the outer surface of joint and the preceding mounting of outer tube.
More excellent, before the waveform tube wall on the described outer tube, the outer tube behind mounting and the outer tube before mounting and rear seal-cover, joint, the outer surface of interior pipe, the interior pipe behind mounting and the interior pipe mounting and bend pipe form the outer tube cavity of a sealing.
More excellent, mounting and bend pipe are formed the interior pipe cavity of a sealing behind the inner surface of described joint and preceding capping, interior pipe, the preceding mounting of interior pipe and the interior pipe.
More excellent, outer fin and inner fin on the described outer tube vertically are distributed on the outer tube body, and the end of outer fin and inner fin is the alignment arrangement respectively.
Reach, mounting is welded on the outer tube body behind the preceding mounting of described outer tube, the outer tube, and mounting is welded on the interior tube body behind the preceding mounting of described interior pipe, the interior pipe.
Beneficial effect of the present invention: the present invention is simple in structure, heat exchanger effectiveness height, installation, easy to use.The inner fin that is provided with on the outer tube wall and outer fin have increased heat transfer area, and the phase-change material for cold storage and the external world that help being placed in the use outer tube bore carry out exchange heat efficiently, can make phase-change material for cold storage efficiently emit cold; Tube wall is arranged to waveform and is helped heat exchanger in the high and low temperature alternative change procedure, the outer tube wall can be in the certain amplitude scope transversal stretching, the effect of avoiding expanding with heat and contract with cold damages heat exchanger; Designing T guide groove and T shape guide rail then are the effects of fixing interior pipe in order to play, and jolting when preventing because of running car causes the impact of welding position (seam of the through hole before joint and the outer tube on the mounting); The end of inner fin and outer fin is alignment respectively arranges, and can make heat transfer more even; Joint makes outer tube cavity and interior pipe cavity separate and forms two independently cavitys, in pipe cavity low temperature (below 40 ℃) the refrigerant liquid that is used for circulating, refrigerant liquid is forced into and cycles through inner pipe wall and the outer fin of interior pipe and fill cold fast to the cool storage material of outer tube cavity; The refrigerant liquid in outer fin on the interior tube body and protuberance make in the pipe cavity and the heat transfer area of the phase-change material for cold storage in the outer tube cavity increase, and have further improved heat exchange effect, fill cool time thereby shorten.
Description of drawings
Fig. 1 is a front view of the present invention;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view;
Fig. 3 is the B-B profile of Fig. 1;
Fig. 4 is a vertical view of the present invention.
Among the figure: 1, outer tube; 11, mounting before the outer tube; 12, mounting behind the outer tube; 13, fill orifice; 14, rear seal-cover; 15, T shape guide groove; 16, outer tube cavity; 2, interior pipe; 21, mounting before the interior pipe; 22, mounting behind the interior pipe; 23, protuberance; 24, preceding capping; 25, T shape guide rail; 26, interior pipe cavity; 3, bend pipe; 4, joint; 5, waveform tube wall; 6, inner fin; 7, outer fin; 8, through hole.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
As shown in Figure 1, 2, the invention discloses a kind of heat exchanger, wherein Fig. 2 be the A-A of Fig. 1 to cutaway view, include outer tube 1, interior pipe 2, bend pipe 3, joint 4.Its middle external tube 1 front end face be welded with mounting 11 before the outer tube, rear end face be welded with behind mounting 12 behind the outer tube, the outer tube offer fill orifice 13 on the mounting 12, fill orifice 13 is provided with rear seal-cover 14.Interior pipe 2 is positioned in the inner chamber of outer tube 1 side by side, in pipe 2 mounting 21 before the interior pipe that is welded on front end face is arranged, is welded on mounting 22 behind the interior pipe of rear end face, interior pipe 2 has two, also can have three or four and above can, on the mounting 22 of pipe back, be communicated with the through hole of bend pipe 3 and then a plurality of interior pipes 2 are communicated with in the both ends open of bend pipe 3 is welded on by the through hole on the mounting 22 behind the interior pipe 8.Before interior pipe, also offer through hole 8 before mounting 21 and the outer tube on the mounting 11, and before interior pipe, be welded with joint 4 on the mounting 21, joint 4 passes preceding mounting 11 of outer tube and the preceding mounting 21 of interior pipe, and the inner chamber of pipe 2 is in communication with the outside in making, and capping 24 before the end of joint 4 is provided with.In addition, before the waveform tube wall 5 on the outer tube 1, outer tube behind mounting 11 and the outer tube before mounting 12 and rear seal-cover 14, joint 4, the outer surface of interior pipe 2, the interior pipe behind mounting 21 and the interior pipe mounting 22 and bend pipe 3 form the outer tube cavity 16 of a sealing; Mounting 22 and bend pipe 3 are formed the interior pipe cavity 26 of a sealing behind the inner surface of joint 4 and preceding capping 24, interior pipe 2, the preceding mounting 21 of interior pipe and the interior pipe; Joint 4 makes outer tube cavity 16 and interior pipe cavity 26 separate and forms two independently cavitys.
As shown in Figure 3, Figure 4, Fig. 3 is the B-B profile of Fig. 1, and Fig. 4 is the vertical view of Fig. 1.The main body of outer tube 1 is made of waveform tube wall 5 both sides up and down, waveform tube wall 5 surfaces externally and internally form respectively protrusion inner fin 6 and outside fin 7, pipe 2 main bodys form the outer fin 7 that protrudes in described at outer surface, the phase-change material for cold storage and the external world that fin structure helps being placed in the use in the outer tube 1 carry out exchange heat efficiently, make phase-change material for cold storage efficiently emit cold, tube wall is designed to waveform and helps heat exchanger in the high and low temperature alternative change procedure, outer tube 1 wall can be in the certain amplitude scope transversal stretching, the effect of avoiding expanding with heat and contract with cold damages heat exchanger.The main body of interior pipe 2 both sides is up and down outwards protruded formation protuberance 23, has increased the heat transfer area of tube wall and phase-change material for cold storage, has further strengthened heat-transfer effect.For interior pipe 2 stably is fixed in the cavity of outer tube 1, jolting when preventing because of running car causes the impact of welding position (seam of the through hole before joint and the outer tube on the mounting), with the two pairs of inner fins on the outer tube 1 terminal respectively in the same way bending form T shape guide groove 15, with T shape guide groove 15 positions corresponding in outer fin 7 on the pipe 2 then at its terminal T shape guide rail 25 that is complementary with T shape guide groove 15 that forms.
Use step of the present invention is: at first open rear seal-cover, by the outer tube cavity 16 injection phase-change material for cold storage of the fill orifice on the mounting behind the outer tube 12 13 toward outer tube 1, put rear seal-cover 14 after installing and screw, heat exchanger is fixed in the point counter compartment, open the preceding capping 24 of two joints 4 then, the turnover of refrigerant liquid perfusion equipment is taken on muzzle to two joint 4, starting device makes refrigerant liquid flow for 26 li at the interior pipe cavity of interior pipe 2, freeze until the cool storage material that makes outer tube cavity 16, last closing device, the refrigerant liquid of pipe cavity 26 is back in the refrigerant liquid perfusion equipment in making, extract turnover then and take over mouth, joint 4 is inserted in preceding capping 24 and screws, heat exchanger just can use like this.
Housing of the present invention and inner fin and outer fin all adopt aluminum alloy material to make, and common heat exchange hold-over plate (box) is done with plastics, and its material, shape and structure are very poor to heat-transfer effect.
This heat exchanger mainly is used in the cold-storage counter, with the heat exchanger difference that is used in traditional refrigerating plant except having more efficiently heat transfer efficiency, its cavity volume of placing phase-change material for cold storage 9 can also be done very greatly, cold-storage heat exchanger size range of the present invention is: long, and 2000～3000mm; Wide, 150～500mm; Height, 65～120mm.
Basic functional principle of the present invention is: 16 li of outer tube cavitys that phase-change material for cold storage are placed into heat exchanger, be installed to then in the casing of insulated container, the heat exchanger of having placed phase-change material for cold storage is cold through overcharging, undergo phase transition and store a large amount of colds, heat exchanger fill cold can the realization by the refrigeration plant in the freezing station, in the freight transportation process, phase-change material for cold storage in the heat exchanger is by outer tube 1 and the inner fin 6 and the outer fin 7 of the band waveform tube wall 5 of heat exchanger, absorb the extraneous conduction of counter and other mode and penetrate into the interior heat of case, the solid-state cool storage material that has absorbed heat melts gradually, when all becoming liquid state, stop heat absorption, when enough cold-storage liquid measure, temperature in the compartment fluctuates up and down near maintaining phase transition temperature within a certain period of time, make goods remain on low temperature environment in transit, reach the refrigeration purpose.
The present invention has increased heat transfer area by inner fin 6 and outer fin 7 are set, helping phase-change material for cold storage is putting when cold and extraneous heat exchange, especially during the in-built solid state cool storage material, inner fin 6 inserts the cool storage material middle part, the cold energy in centre is evenly conducted to the external world by fin easily, avoided the cool storage material liquefaction rear center position of the inwall of close heat exchanger slowly to influence heat-transfer effect because of the heat conduction; Internal fixation has fills colod-application outer finned interior pipe 2, forces to enter circulation with low temperature (below 40 ℃) refrigerant liquid and fills cold fast to cool storage material; In pipe on 2 main bodys outer fin 7 and protuberance 23 make in the heat transfer area of phase-change material for cold storage of 16 li of outer outer tube cavitys of refrigerant liquid and the interior pipe 2 of pipe cavity 26 increase, further strengthened heat exchange effect, cool time is filled in shortening; The end of inner fin 6 and outer fin 7 is alignment respectively arranges, and can make heat transfer more even; Tube wall is arranged to waveform and is helped heat exchanger in the high and low temperature alternative change procedure, outer tube 1 wall can be in the certain amplitude scope transversal stretching, the effect of avoiding expanding with heat and contract with cold damages heat exchanger; Designing T guide groove 15 and T shape guide rail 25 then are the effects of fixing interior pipe 2 in order to play, and jolting when preventing because of running car causes the impact of welding position (seam of the through hole before joint and the outer tube on the mounting).
Above-described only is preferred implementation of the present invention; should be understood that; for the person of ordinary skill of the art, under the prerequisite that does not break away from the invention design, can also make some distortion and improvement; for example; interior pipe can be designed as three, and is four, perhaps more; its corrugated shape of the tube wall of inner and outer pipes can be different etc., and these size ranges and inside and outside shape all belong to protection scope of the present invention.
Claims (10)
1. heat exchanger, comprise outer tube, be located at before the outer tube of outer tube end face mounting after the mounting and outer tube, mounting outwards protrudes the formation fill orifice behind the described outer tube, fill orifice is provided with rear seal-cover, the inner chamber of described outer tube is fixed with two interior pipes that are communicated with by bend pipe, mounting behind preceding mounting of pipe and the interior pipe in described inner tube face is provided with, weld together mutually by joint between the mounting before preceding mounting of pipe and the outer tube in described, described connector end is provided with preceding capping, it is characterized in that: described outer tube body is made of the waveform tube wall both sides up and down, described waveform tube wall forms the inner fin and the outer fin of protrusion respectively at surfaces externally and internally, described in tube body form the outer fin of protrusion at outer surface.
2. heat exchanger as claimed in claim 1 is characterized in that: tube body outwards protrudes the formation protuberance in both sides up and down in described, and inboard, described outer tube body middle part is provided with at least one inner fin.
3. heat exchanger as claimed in claim 1 or 2 is characterized in that: the terminal difference of two pairs of inner fins bending formation T shape guide groove is in the same way arranged on the described outer tube.
4. heat exchanger as claimed in claim 3 is characterized in that: the outer fin in described and T shape guide groove position is corresponding on the pipe is at its terminal T shape guide rail that is complementary with T shape guide groove that forms.
5. heat exchanger as claimed in claim 1 is characterized in that: pipe back mounting is provided with through hole in described, is communicated with on the mounting of pipe back and with interior pipe in described bend pipe two ends are welded on.
6. heat exchanger as claimed in claim 1, it is characterized in that: all offer through hole on the mounting before preceding mounting of pipe and the outer tube in described, in described joint is welded on before the pipe on the mounting and pass the through hole on the mounting before the outer tube, and the through-hole inner surface welded seal on the outer surface of joint and the preceding mounting of outer tube.
7. as claim 1 or 5 or 6 described heat exchangers, it is characterized in that: before the waveform tube wall on the described outer tube, outer tube behind mounting and the outer tube before mounting and rear seal-cover, joint, the outer surface of interior pipe, the interior pipe behind mounting and the interior pipe mounting and bend pipe form the outer tube cavity of a sealing.
8. as claim 1 or 5 or 6 described heat exchangers, it is characterized in that: mounting and bend pipe are formed the interior pipe cavity of a sealing behind the inner surface of described joint and preceding capping, interior pipe, the preceding mounting of interior pipe and the interior pipe.
9. heat exchanger as claimed in claim 1 is characterized in that: outer fin and inner fin on the described outer tube vertically are distributed on the outer tube body, and the end of outer fin and inner fin is the alignment arrangement respectively.
10. heat exchanger as claimed in claim 1 is characterized in that: mounting is welded on the outer tube body behind the preceding mounting of described outer tube, the outer tube, and mounting is welded on the interior tube body behind the preceding mounting of described interior pipe, the interior pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910037952A CN101561210B (en) | 2009-03-16 | 2009-03-16 | Wavelike finned type cold accumulation heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910037952A CN101561210B (en) | 2009-03-16 | 2009-03-16 | Wavelike finned type cold accumulation heat exchanger |
Publications (2)
| Publication Number | Publication Date |
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| CN101561210A true CN101561210A (en) | 2009-10-21 |
| CN101561210B CN101561210B (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910037952A Expired - Fee Related CN101561210B (en) | 2009-03-16 | 2009-03-16 | Wavelike finned type cold accumulation heat exchanger |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102419043A (en) * | 2011-12-05 | 2012-04-18 | 合肥美的荣事达电冰箱有限公司 | Cold accumulation component, drawer component and refrigerator |
| CN103174911A (en) * | 2013-03-26 | 2013-06-26 | 曹煦澄 | Membrane type wall structure and application thereof |
| CN104019686A (en) * | 2014-06-05 | 2014-09-03 | 上海交通大学 | Efficient phase change cold storage heat exchange tube |
| CN104541120A (en) * | 2012-08-07 | 2015-04-22 | 株式会社电装 | Cold storage heat exchanger |
| CN107378329A (en) * | 2017-09-25 | 2017-11-24 | 晋江双龙制罐有限公司 | A kind of enhanced body welding machine cooling water system |
| CN108917439A (en) * | 2018-08-30 | 2018-11-30 | 无锡格林沃科技有限公司 | New-type phase change radiator |
| CN109870060A (en) * | 2019-01-30 | 2019-06-11 | 深装总建设集团股份有限公司 | Phase-change accumulation energy packaging cartridge and its application |
| CN110530188A (en) * | 2019-06-24 | 2019-12-03 | 浙江久立特材科技股份有限公司 | The pipe fitting of heat exchanger |
| WO2020001510A1 (en) * | 2018-06-29 | 2020-01-02 | 中车石家庄车辆有限公司 | Energy storage device |
| CN112008349A (en) * | 2019-05-28 | 2020-12-01 | 马勒国际有限公司 | Method for producing a heat exchanger assembly and heat exchanger assembly |
| CN112762601A (en) * | 2019-10-21 | 2021-05-07 | 青岛海尔智能技术研发有限公司 | Cold transfer column condenser and direct current air conditioner |
| CN115183617A (en) * | 2022-06-17 | 2022-10-14 | 浙江理工大学 | Shell-and-tube phase-change heat storage heat exchanger for enhancing heat exchange by utilizing inner and outer fractal fins |
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| CN2445277Y (en) * | 2000-09-28 | 2001-08-29 | 张志刚 | Pipe-type heat exchanger |
| JP2006071270A (en) * | 2004-08-06 | 2006-03-16 | Showa Denko Kk | Heat exchanger, intermediate heat exchanger, and refrigeration cycle |
| CN2876678Y (en) * | 2006-02-22 | 2007-03-07 | 苏权兴 | Heat exchanger for heat pump water heater |
| CN201110682Y (en) * | 2007-10-18 | 2008-09-03 | 重庆大学 | Fin tube ice cold accumulator |
| CN201449096U (en) * | 2009-03-16 | 2010-05-05 | 黄洪滔 | Wavy fin type cold-accumulation heat exchanger |
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- 2009-03-16 CN CN200910037952A patent/CN101561210B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102419043A (en) * | 2011-12-05 | 2012-04-18 | 合肥美的荣事达电冰箱有限公司 | Cold accumulation component, drawer component and refrigerator |
| CN104541120A (en) * | 2012-08-07 | 2015-04-22 | 株式会社电装 | Cold storage heat exchanger |
| CN103174911A (en) * | 2013-03-26 | 2013-06-26 | 曹煦澄 | Membrane type wall structure and application thereof |
| CN103174911B (en) * | 2013-03-26 | 2015-09-23 | 曹煦澄 | A kind of membrane wall structure and application thereof |
| CN104019686A (en) * | 2014-06-05 | 2014-09-03 | 上海交通大学 | Efficient phase change cold storage heat exchange tube |
| CN107378329B (en) * | 2017-09-25 | 2023-05-30 | 晋江双龙制罐有限公司 | Cooling water system of enhanced tank welding machine |
| CN107378329A (en) * | 2017-09-25 | 2017-11-24 | 晋江双龙制罐有限公司 | A kind of enhanced body welding machine cooling water system |
| WO2020001510A1 (en) * | 2018-06-29 | 2020-01-02 | 中车石家庄车辆有限公司 | Energy storage device |
| CN108917439A (en) * | 2018-08-30 | 2018-11-30 | 无锡格林沃科技有限公司 | New-type phase change radiator |
| CN108917439B (en) * | 2018-08-30 | 2024-04-19 | 无锡格林沃科技有限公司 | Phase change radiator |
| CN109870060A (en) * | 2019-01-30 | 2019-06-11 | 深装总建设集团股份有限公司 | Phase-change accumulation energy packaging cartridge and its application |
| CN112008349A (en) * | 2019-05-28 | 2020-12-01 | 马勒国际有限公司 | Method for producing a heat exchanger assembly and heat exchanger assembly |
| CN110530188A (en) * | 2019-06-24 | 2019-12-03 | 浙江久立特材科技股份有限公司 | The pipe fitting of heat exchanger |
| CN110530188B (en) * | 2019-06-24 | 2021-07-23 | 浙江久立特材科技股份有限公司 | Pipe fitting of heat exchanger |
| CN112762601A (en) * | 2019-10-21 | 2021-05-07 | 青岛海尔智能技术研发有限公司 | Cold transfer column condenser and direct current air conditioner |
| CN115183617A (en) * | 2022-06-17 | 2022-10-14 | 浙江理工大学 | Shell-and-tube phase-change heat storage heat exchanger for enhancing heat exchange by utilizing inner and outer fractal fins |
| CN115183617B (en) * | 2022-06-17 | 2024-04-16 | 浙江理工大学 | Shell-and-tube phase change heat storage heat exchanger utilizing inner and outer fractal ribs to enhance heat exchange |
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| CN101561210B (en) | 2012-10-03 |
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Denomination of invention: Wavelike finned type cold accumulation heat exchanger Effective date of registration: 20140123 Granted publication date: 20121003 Pledgee: Bank of China, Limited by Share Ltd, Guangzhou, Panyu branch Pledgor: Huang Hongtao Registration number: 2014990000069 |
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