CN105157281A - Tube-in-tube evaporative condenser with fins - Google Patents

Tube-in-tube evaporative condenser with fins Download PDF

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Publication number
CN105157281A
CN105157281A CN201510627551.5A CN201510627551A CN105157281A CN 105157281 A CN105157281 A CN 105157281A CN 201510627551 A CN201510627551 A CN 201510627551A CN 105157281 A CN105157281 A CN 105157281A
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CN
China
Prior art keywords
tube
cooling water
fin
radiating fin
outer tube
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Pending
Application number
CN201510627551.5A
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Chinese (zh)
Inventor
姚永明
倪庆海
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JIANGSU HIGH-TECH APPLIED SCIENCE RESEARCH INSTITUTE Co Ltd
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JIANGSU HIGH-TECH APPLIED SCIENCE RESEARCH INSTITUTE Co Ltd
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Priority to CN201510627551.5A priority Critical patent/CN105157281A/en
Publication of CN105157281A publication Critical patent/CN105157281A/en
Pending legal-status Critical Current

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Abstract

The invention provides a tube-in-tube evaporative condenser with fins. The tube-in-tube evaporator condenser comprises a heat exchange casing composed of inner-layer tubes and outer-layer tubes arranged outside the inner-layer tubes in a sleeving manner. First channels are formed in the inner-layer tubes. Second channels are formed between the inner-layer tubes and the outer-layer tubes. The tube-in-tube evaporative condenser with the fins is characterized by further comprising the multiple radiating fins arranged in parallel and provided with multiple rows and columns of expansion connecting holes, a cooling water inlet collecting tube, a cooling water outlet collecting tube, a cooling water inlet tube on the cooling water inlet collecting tube, a cooling water outlet tube on the cooling water outlet collecting tube, a refrigerant gas collecting tube, a fluid collecting tube, a refrigerant inlet tube on the refrigerant gas collecting tube and a refrigerant outlet tube on the fluid collecting tube. The multiple radiating fins form a fin row. The heat exchange casing perpendicularly penetrates the fin row through the expansion connecting holes to be in perpendicular expansion connection with the radiating fins. The cooling water inlet collecting tube and the cooling water outlet collecting tube are connected with the multiple inner-layer tubes, and the refrigerant gas collecting tube and the fluid collecting tube are connected with the two ends of the multiple second channels respectively. According to the technical scheme, the heat exchange area is enlarged, heat resistance is reduced, and the problem of low radiating efficiency in the prior art is solved.

Description

There is the sleeve evaporation type condenser of fin
Technical field
The present invention relates to evaporative condenser, in particular to a kind of sleeve evaporation type condenser with fin, the invention belongs to field of heating ventilation air conditioning and the present invention relates to evaporative condenser, particularly a kind of sleeve evaporation type condenser with fin, the invention belongs to field of heating ventilation air conditioning.
Background technology
Evaporating type condensing air-conditioning equipment has the features such as energy-conservation, water saving, good refrigeration effect, compact conformation, easily installation and maintenance and operating cost are low in the industry, the central air-conditioning of application evaporating type condensing technology compares with the air-cooled air conditioning system of current extensive use, can save energy more than 35%, compared with water cooling air conditioning system, can energy-conservation more than 15%; The principle of this technology is: equipment adopts plane liquid film evaporation formula condensation technology, by condenser is placed in cooling tower casing, direct acquisition is close to the cooling water temperature of wet-bulb temperature, save a large amount of cooling water energy consumptions, achieve the high refrigerating efficiency of water-cooled unit and the advantage without the need to cooling water system of air-cooled liquid chillers; Current evaporating type condensing air-conditioning equipment shortcoming is that volume is comparatively large, and cooling water can not fully contact wetting with surface, heat exchange section of jurisdiction, and the scale formation that " doing " causes easily appears in heat exchanger tube surface moisture film.
Existing double pipe heat exchanger is primarily of casing main body and be located at the refrigerant inlet tube at these casing main body two ends, refrigerant exit pipe, water inlet pipe and water outlet pipe composition, wherein casing main body have outer tube and be located in outer tube one or more in heat exchanger tube, its shortcoming is that heat exchanger tube surface heat exchanging intensity is little.
Based on the problem of above-mentioned temperature-adjustable dehumidifier structure, design a kind of sleeve evaporation type condenser with fin, finned heat exchanger is mainly used in solution-air heat exchange or gas-gas phase-change heat-exchange, increasing fin is the heat exchange reducing thermal resistance, strengthening air side in order to increase heat exchange area, effective solution heat exchange uneven phenomenon, strengthening surface heat exchange, while reducing energy consumption, improves overall efficiency.
Summary of the invention
The technical program object is the defect overcoming prior art, utilize the advantage of above-mentioned two kinds of heat exchangers, a kind of sleeve evaporation type condenser with fin is provided, adopt the radiating fin being provided with many row multiple row expanded joint holes on hot casing replacing, formation fin is arranged, increase the heat exchange that heat exchange area reduces thermal resistance, strengthening air side, solve the problem that the current radiating efficiency existed is low, be widely used in evaporating type condensing air-conditioning equipment.
Object of the present invention is achieved through the following technical solutions:
There is a sleeve evaporation type condenser for fin, comprise by inner tube, be enclosed within the heat exchange sleeve that the outer tube outside inner tube forms, form first passage in described inner tube, between described inner tube and outer tube, form second channel; It is characterized in that: the radiating fin being provided with many row multiple row expanded joint holes also comprising multiple parallel arrangement, form fin row, described heat exchange sleeve passes perpendicularly through this fin row by expanded joint hole, expanded joint vertical with radiating fin; Also comprise the cooling water water inlet collector, the cooling water water outlet collector that connect multiple inner tube, and cooling water inlet pipe, cooling water outlet tube that cooling water is intake on collector, cooling water water outlet collector, also comprise the cold-producing medium discharge, the collector tube that connect multiple described second channel two ends respectively, and cold-producing medium discharge, the cold-producing medium inlet pipe on collector tube, cold-producing medium go out pipe.
Say further, cooling water flows in described first passage, cold-producing medium flows in described second channel, air is outer and cooling fin surfaces flowing in outer tube, simultaneously cooling water is sprayed and cooling fin surfaces outer in outer tube, and in outer tube, outer and cooling fin surfaces flows from top to bottom.
Say further, while the cooling water in described first passage and the cold-producing medium in described second channel carry out heat exchange, the cold-producing medium in described second channel and the air flow through at fin surface and cooling water carry out heat exchange.
Say further, the sleeve evaporation type condenser with fin makes cooling medium with water and air, and utilize evaporation of water to take away condenser heat, cooling water delivers to top by water pump again, sprays the surface at fin and sleeve pipe equably, forms the moisture film that one deck is very thin; In second channel, the gaseous refrigerant of HTHP cooling water absorption heat that is outer by outer tube and fin surface is condensed into liquid refrigerant; Meanwhile, blower fan drives air to skim over the outer and fin surface of outer tube to impel water film evaporation, the heat exchange of the outer and fin surface of strengthening outer tube, the moisture of evaporation with vapor form by air migration in air.
The present invention there is unique advantage and beneficial effect as follows:
1, the technical program has the sleeve evaporation type condenser of fin, the radiating fin in many rows multiple row expanded joint hole of multiple parallel arrangement is set outside described heat exchange sleeve, add the resistance that cooling water flows through, extend the flow process of cooling water, increase the disengagement area of cooling water simultaneously, improve the evaporation capacity of cooling water, cooling water flow is slower through the speed of heat exchanger, time is relatively long, can with the cold-producing medium sufficient heat exchange in second channel, so heat exchange is comparatively complete, heat exchange efficiency is improved significantly, and further enhances the advantage of evaporative condenser;
2, the technical program compares with prior art, the advantage also had is, binary channels heat is adopted to change technology, cold-producing medium in second channel carries out heat exchange with the cooling water in inner tube, outer tube cooling water that is outer and fin surface simultaneously, have the advantage of finned heat exchanger, double pipe heat exchanger, heat exchange area is large, efficiency is high simultaneously.
Accompanying drawing explanation
Fig. 1 is the sleeve evaporation type condenser structural representation that the technical program has fin;
Fig. 2 is the sleeve evaporation type condenser structural section figure that the technical program has fin;
Fig. 3 is the structural section figure that the technical program has the hot casing replacing of sleeve evaporation type condenser of fin;
In figure, the implication of Reference numeral is:
1-cooling water water outlet collector, 2-cooling water outlet tube, 3-cold-producing medium inlet pipe, 4-cold-producing medium discharge, 5-outer tube, 6-radiating fin, 7-collector tube, 8-inner tube, 9-cooling water water inlet collector, 10-cooling water inlet pipe, 11-cold-producing medium go out pipe, 20-heat exchange sleeve, (1a, 1b)-first passage, (2a, 2b)-second channel.
Detailed description of the invention
Below in conjunction with Figure of description in detail technical solution of the present invention is described in detail:
As shown in Figure 1, a kind of sleeve evaporation type condenser with fin, comprise by inner tube (8), the heat exchange sleeve (20) that forms of outer tube (5) being enclosed within inner tube (8) outside, form first passage (1a, 1b) in described inner tube (8), between described inner tube (8) and outer tube (5), form second channel (2a, 2b); Also comprise the radiating fin (6) being provided with many row multiple row expanded joint holes of multiple parallel arrangement, form fin row, described heat exchange sleeve (20) passes perpendicularly through this fin row, with radiating fin (6) vertical expanded joint by expanded joint hole; Also comprise cooling water water inlet collector (9), the cooling water water outlet collector (1) that connect multiple inner tube (8), and cooling water inlet pipe (10), cooling water outlet tube (2) that cooling water is intake on collector (9), cooling water water outlet collector (1), also comprise the cold-producing medium discharge (4), the collector tube (7) that connect multiple described second channel (2a, 2b) two ends respectively, and cold-producing medium discharge (4), the cold-producing medium inlet pipe (3) on collector tube (7), cold-producing medium go out pipe (11).
The described sleeve evaporation type condenser with fin, cooling water flows in described first passage (1a, 1b), cooling water enters cooling water water inlet collector (9) from cooling water inlet pipe (10), and uniform distribution enters in the first passage (1a, 1b) of inner tube (8), heat exchange is carried out with the cold-producing medium in described second channel (2a, 2b), then collect and enter cooling water water outlet collector (1), then flow out through cooling water outlet tube (2); Cold-producing medium flows in second channel (2a, 2b), refrigerant vapour from the HTHP of compressor enters cold-producing medium discharge (4) from cold-producing medium inlet pipe (3), and uniform distribution enters between inner tube (8) and outer tube (5) and is formed in second channel (2a, 2b), with in first passage (1a, 1b), outer tube (5) outer wall and radiating fin (6) surface cooling water carry out heat exchange, the refrigerant vapour of HTHP is condensed into the liquid of high pressure, flow into cold-producing medium collector tube (7), go out pipe (11) by cold-producing medium again after collecting and flow out; Air direction flowing from 4a to 4b at outer tube (5) outer wall and radiating fin (6) surface, laterally skims over outer tube (5) outer wall and radiating fin (6) surface; Cooling water is sprayed on outer tube (5) outer wall and fin (6) surface simultaneously, in outer tube (5) outer wall and the i.e. direction flowing from 3a to 3b from top to bottom of radiating fin (6) surface.
The described sleeve evaporation type condenser with fin, cooling water in first passage (1a, 1b) and the cold-producing medium in second channel (2a, 2b) carry out heat exchange, meanwhile, the cold-producing medium in second channel (2a, 2b) and the air flow through on radiating fin (6) surface and cooling water carry out heat exchange.
Described cooling water is delivered to the sleeve evaporation type condenser top with fin by water pump, cooling water sprays the surface at outer tube (5) outer wall and radiating fin (6) equably, forms the moisture film that one deck is very thin; The gaseous refrigerant of second channel (2a, 2b) interior HTHP is condensed into liquid refrigerant by the cooling water absorption heat on outer tube (5) outer wall and radiating fin (6) surface; Simultaneously, blower fan drives air to skim over outer tube (5) outer wall and water film evaporation is impelled on radiating fin (6) surface in direction from 4a to 4b, the heat exchange on strengthening outer tube (5) outer wall and radiating fin (6) surface, the moisture of evaporation with vapor form by air migration in air.
In the present embodiment, described radiating fin (6) is spaced with fixing; The fin that described radiating fin (6) is aluminum fin or copper product or both alloy materials, then carry out the coating hydrophily process of hydrophilic coating.
In the present embodiment, described heat exchange sleeve (20) can along the length direction arranged of radiating fin (6) or staggered configuration, described inner tube (8), the caliber of outer tube (5) are not fixing, described inner tube (8), outer tube (5) is the smooth tubes or grooved pipe that inner face is level and smooth.
In the present embodiment, air direction flowing from 4a to 4b at described outer tube (5) outer wall and radiating fin (6) surface, laterally skims over outer tube (5) outer wall and radiating fin (6) surface; Or the direction flowing from 3b to 3a, outer tube (5) outer wall and radiating fin (6) surface are skimmed in the direction contrary with cooling water.
Technique scheme is only embody rule example of the present invention, all can take the circumstances into consideration as the case may be to select alternate device device in actual application, but does not constitute any limitation the protection domain of invention.

Claims (7)

1. one kind has the sleeve evaporation type condenser of fin, comprise by inner tube (8), the heat exchange sleeve (20) that forms of outer tube (5) being enclosed within inner tube (8) outside, form first passage (1a, 1b) in described inner tube (8), between described inner tube (8) and outer tube (5), form second channel (2a, 2b); It is characterized in that: the radiating fin (6) being provided with many row multiple row expanded joint holes also comprising multiple parallel arrangement, form fin row, described heat exchange sleeve (20) passes perpendicularly through this fin row, with radiating fin (6) vertical expanded joint by expanded joint hole; Also comprise cooling water water inlet collector (9), the cooling water water outlet collector (1) that connect multiple inner tube (8), and cooling water inlet pipe (10), cooling water outlet tube (2) that cooling water is intake on collector (9), cooling water water outlet collector (1), also comprise the cold-producing medium discharge (4), the collector tube (7) that connect multiple described second channel (2a, 2b) two ends respectively, and cold-producing medium discharge (4), the cold-producing medium inlet pipe (3) on collector tube (7), cold-producing medium go out pipe (11).
2. a kind of sleeve evaporation type condenser with fin according to claim 1, it is characterized in that: cooling water flows in described first passage (1a, 1b), cold-producing medium flows in described second channel (2a, 2b), air outer tube (5) outward and radiating fin (6) surface flowing, simultaneously cooling water is sprayed in outer tube (5) and radiating fin (6) surface outward, outer tube (5) outward and radiating fin (6) surface flow from top to bottom.
3. a kind of sleeve evaporation type condenser with fin according to claim 2, it is characterized in that: the cooling water in first passage (1a, 1b) and the cold-producing medium in second channel (2a, 2b) carry out heat exchange, meanwhile, the cold-producing medium in second channel (2a, 2b) and the air flow through on radiating fin (6) surface and cooling water carry out heat exchange.
4. a kind of sleeve evaporation type condenser with fin according to claim 1, is characterized in that: cooling water delivers to top by water pump, sprays the surface at outer tube (5) outer wall and radiating fin (6) equably, forms the moisture film that one deck is very thin; The gaseous refrigerant of second channel (2a, 2b) interior HTHP is condensed into liquid refrigerant by the cooling water absorption heat on outer tube (5) outer wall and radiating fin (6) surface.
5. a kind of sleeve evaporation type condenser with fin according to claim 1, is characterized in that: described radiating fin (6) is spaced with fixing; The fin that described radiating fin (6) is aluminum fin or copper product or both alloy materials, then carry out the coating hydrophily process of hydrophilic coating.
6. a kind of sleeve evaporation type condenser with fin according to claim 1, it is characterized in that: described heat exchange sleeve (20) can along the length direction arranged of radiating fin (6) or staggered configuration, described inner tube (8), the caliber of outer tube (5) are not fixing, described inner tube (8), outer tube (5) is the smooth tubes or grooved pipe that inner face is level and smooth.
7. a kind of sleeve evaporation type condenser with fin according to claim 1, it is characterized in that: air direction flowing from 4a to 4b at described outer tube (5) outer wall and radiating fin (6) surface, laterally skim over outer tube (5) outer wall and radiating fin (6) surface; Or the direction flowing from 3b to 3a, outer tube (5) outer wall and radiating fin (6) surface are skimmed in the direction contrary with cooling water.
CN201510627551.5A 2015-09-29 2015-09-29 Tube-in-tube evaporative condenser with fins Pending CN105157281A (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106196754A (en) * 2016-08-15 2016-12-07 安徽天祥空调科技有限公司 A kind of condenser assembly for air-conditioning
CN106247699A (en) * 2016-08-29 2016-12-21 江苏中兴酒店设备有限公司 A kind of inside and outside dual air cooled condenser
CN108709342A (en) * 2018-08-01 2018-10-26 苏州赛普瑞新能源汽车空调有限公司 A kind of new-energy automobile water cooled condenser
CN108715125A (en) * 2018-08-01 2018-10-30 苏州赛普瑞新能源汽车空调有限公司 A kind of heat management system of new-energy automobile
CN108725137A (en) * 2018-08-01 2018-11-02 苏州赛普瑞新能源汽车空调有限公司 A kind of heat exchange module of new-energy automobile
CN108773257A (en) * 2018-08-01 2018-11-09 苏州赛普瑞新能源汽车空调有限公司 The heat management system of new-energy automobile
CN111964309A (en) * 2020-07-27 2020-11-20 万江新能源集团有限公司 Large-interval fin evaporator device for heating
CN114072626A (en) * 2019-05-14 2022-02-18 基尔堡技术有限责任公司 Refrigerator moisture removing system

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US20050236145A1 (en) * 2004-04-27 2005-10-27 Honda Motor Co., Ltd. Heat exchanger
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CN102538307A (en) * 2010-12-17 2012-07-04 中原工学院 Air-water double heat source three-media compound heat exchanger
CN203249440U (en) * 2013-04-12 2013-10-23 嵊州市合力制冷设备厂 Evaporative type condenser
CN205174937U (en) * 2015-09-29 2016-04-20 江苏高科应用科学研究所有限公司 Sleeve pipe evaporative condenser with fin

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2544233Y (en) * 2002-04-17 2003-04-09 陈卫华 High-efficient heat-exchange sleeve evaporation type condenser
US20050236145A1 (en) * 2004-04-27 2005-10-27 Honda Motor Co., Ltd. Heat exchanger
CN2937900Y (en) * 2006-06-17 2007-08-22 宝鸡兴业空调设备(集团)有限公司 Multifunction water-ring water cooling domestic central air-conditioning system
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CN205174937U (en) * 2015-09-29 2016-04-20 江苏高科应用科学研究所有限公司 Sleeve pipe evaporative condenser with fin

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106196754A (en) * 2016-08-15 2016-12-07 安徽天祥空调科技有限公司 A kind of condenser assembly for air-conditioning
CN106247699A (en) * 2016-08-29 2016-12-21 江苏中兴酒店设备有限公司 A kind of inside and outside dual air cooled condenser
CN108709342A (en) * 2018-08-01 2018-10-26 苏州赛普瑞新能源汽车空调有限公司 A kind of new-energy automobile water cooled condenser
CN108715125A (en) * 2018-08-01 2018-10-30 苏州赛普瑞新能源汽车空调有限公司 A kind of heat management system of new-energy automobile
CN108725137A (en) * 2018-08-01 2018-11-02 苏州赛普瑞新能源汽车空调有限公司 A kind of heat exchange module of new-energy automobile
CN108773257A (en) * 2018-08-01 2018-11-09 苏州赛普瑞新能源汽车空调有限公司 The heat management system of new-energy automobile
CN108709342B (en) * 2018-08-01 2024-03-29 苏州赛普瑞新能源汽车空调有限公司 New energy automobile water-cooled condenser
CN114072626A (en) * 2019-05-14 2022-02-18 基尔堡技术有限责任公司 Refrigerator moisture removing system
CN111964309A (en) * 2020-07-27 2020-11-20 万江新能源集团有限公司 Large-interval fin evaporator device for heating

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Application publication date: 20151216