CN104930876A - Heat exchanger of multiple refrigerating fluid channels - Google Patents
Heat exchanger of multiple refrigerating fluid channels Download PDFInfo
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- CN104930876A CN104930876A CN201510307354.5A CN201510307354A CN104930876A CN 104930876 A CN104930876 A CN 104930876A CN 201510307354 A CN201510307354 A CN 201510307354A CN 104930876 A CN104930876 A CN 104930876A
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- refrigerant pipe
- refrigerating fluid
- heat exchanger
- fin
- coolant channels
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Abstract
The invention discloses a heat exchanger of multiple refrigerating fluid channels. The heat exchanger comprises a refrigerating fluid pipe unit, wherein the refrigerating fluid pipe unit includes a plurality of refrigerating fluid pipes arranged at intervals from top to bottom; both ends of the refrigerating fluid pipes are orderly interconnected end to end; the refrigerating fluid pipes at the uppermost and bottommost parts are respectively provided with a refrigerating fluid inlet and a refrigerating fluid outlet, so that the refrigerating fluid pipe unit is interconnected with a plurality of connecting pipes, a flow path of the refrigerating fluid in the refrigerating fluid pipe unit is formed; the inner part of the refrigerating fluid pipe is partitioned by a plurality of vanes along radial direction to form mutually independent fan-shaped channels; a fin group, of which upper end is provided with a vibrator, and a plurality of separated annular grooves are arranged on the first side surface of the fin as for any one groove. The heat exchanger can effectively distribute the refrigerating fluid through adding the number of the refrigerating fluid channel; the refrigerating fluid in every refrigerating fluid channel is contacted with the pipe wall of the refrigerating fluid pipe; thus the utilization rate of the refrigerating fluid is improved, water on the surface of the fin is collected, and the heat exchanging efficiency is improved.
Description
Technical field
The present invention relates to heat exchanger, be specifically related to a kind of heat exchanger of many coolant channels.
Background technology
Heat exchanger is a kind of device of heat-shift between internal refrigeration storage agent and external fluid.Heat exchanger can be used as condenser or evaporimeter in the refrigerant circulation formed by compressor, condenser, expansion gear and evaporimeter.Heat exchanger can be divided into fin tube type heat exchanger and mini-channel tube heat exchanger.Finned type heat exchanger comprises multiple fin and passes multiple cylindrical shape of multiple fin or the pipe of approximate circle tubular.Finned type heat exchanger makes external fluid and carry out heat exchange between the cold-producing medium of Bottomhole pressure, and these fins make the heat exchange area between external fluid and the cold-producing medium of Bottomhole pressure increase.
But, traditional heat exchanger has following limitation, traditional finned type heat exchanger only has single coolant channel, cold-producing medium flows in a heat exchanger, heat exchanger effectiveness is low, and can produce a large amount of condensed waters to reunite at fin surface, even glaciation, significantly reduces the heat exchanger effectiveness of cold-producing medium.Therefore, need a kind of coolant channel badly many, also effectively can shunt when flow is large, not block cold-producing medium, effectively remove condensed water, and improve the heat exchanger of many coolant channels of heat exchanger effectiveness.
Summary of the invention
An object of the present invention is to solve at least the problems referred to above and/or defect, and the advantage will illustrated at least is below provided.
A further object of the invention is to provide a kind of heat exchanger of many coolant channels, it can by increasing the effective tapped refrigerant of quantity of coolant channel, and the cold-producing medium in each passage all contacts with the tube wall of refrigerant pipe, improve the utilization rate of cold-producing medium, and collect the water of fin surface, improve the efficiency of heat exchange.
In order to realize, according to these objects of the present invention and other advantage, providing a kind of heat exchanger of many coolant channels, comprising:
Refrigerant pipe group, it comprises multiple interval from top to bottom and arranges and consistent size, the refrigerant pipe be parallel to each other, it is horizontally disposed hollow tubular structure, the two ends head and the tail of described multiple refrigerant pipe are communicated with successively, one end of adjacent two described refrigerant pipe connections screws in the two ends of semicircle tube connector respectively, one end of a described refrigerant pipe of the top is free end and is provided with refrigerant inlet, one end of a described refrigerant pipe of bottom is free end and is provided with refrigerant outlet, described refrigerant pipe group is communicated with multiple described tube connector, form the path of flowing in cold-producing medium place institute refrigerant pipe group, wherein, the inside of described refrigerant pipe is radially divided into multiple separate sector channel by multiple fan blades, described fan blades extends to the other end from one end of described refrigerant pipe, and described fan blades is provided with multiple protuberance, and the inwall of described refrigerant pipe is provided with multiple recess,
Fins set, it comprises multiple interval from left to right and arranges and the fin vertical with described refrigerant pipe group, for any one fin, it is platy structure, the upper end of described fin is provided with vibrator, it comprises 100Hz and 200Hz two vibration frequencies, the alt time of described two vibration frequencies is 5 ~ 10min, described fin has multiple through hole wearing described refrigerant pipe group, first side surface of described fin is provided with multiple non-touching annular recess, for any one groove, its center of circle overlaps with the center of circle of described through hole, and the width of described groove radially radius increase and successively decrease, the width of described groove is 1/5 ~ 4/5 of the radius of described through hole, the degree of depth of described groove is 0.2 ~ 0.3cm.
Preferably, the heat exchanger of described many coolant channels, the two ends that one end that adjacent two described refrigerant pipes are communicated with screws in described tube connector are respectively threaded connection realization, the tube wall of the connectivity part of described refrigerant pipe and described tube connector is all wound with the band preventing described cold-producing medium from flowing out, described band is coated with high-temperature resistant coating.
Preferably, the heat exchanger of described many coolant channels, the ratio of the diameter of described tube connector and the diameter of described refrigerant pipe is 1 ~ 1.05: 1.
Preferably, the heat exchanger of described many coolant channels, few 1 of the quantity of refrigerant pipe described in the number ratio of described tube connector.
Preferably, the heat exchanger of described many coolant channels, the surface of described second groove is coated with epoxy resin composite material coating.
Preferably, the heat exchanger of described many coolant channels, the quantity of described passage is 4 ~ 8.
Preferably, the heat exchanger of described many coolant channels, described protuberance and described recess are cylindric, and the number ratio of described protuberance and described recess is 2: 1, the diameter ratio of described protuberance and described recess is 1: 1, and the aspect ratio of described protuberance and described recess is 1: 2.
Preferably, the heat exchanger of described many coolant channels, the second side surface of described fin is provided with many spaced reinforcements, and described reinforcement does not contact with described through hole.
The present invention at least comprises following beneficial effect: due to refrigerant pipe inside is divided into multiple passage by flabellum, cold-producing medium is separated into the non-interfering shunting of multiply, and all contact with tube wall and increase heat exchange area, recess on tube wall and flabellum and the setting of protuberance can ensure the flow of cold-producing medium, also deceleration obstacle can be caused on flow path, therefore, it is possible to control the flow velocity of cold-producing medium and effectively shunt, improve heat exchange area; Because fin is provided with annular groove that is multiple and the same center of circle of through hole, be conducive to collecting wider condensed water, under the low-frequency vibration of vibrator, hold condensed water, and when high frequency, groove is left in condensed water vibration, therefore, it is possible to effectively remove condensed water, and improve heat exchanger effectiveness.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is the left view of the heat exchanger of many coolant channels of the present invention;
Fig. 2 is the front view of fin of the present invention;
Fig. 3 is the sectional view of refrigerant pipe of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
As shown in Figures 1 to 3, the invention provides a kind of heat exchanger of many coolant channels, comprising:
Refrigerant pipe group, it comprises multiple interval from top to bottom and arranges and consistent size, the refrigerant pipe 1 be parallel to each other, it is horizontally disposed hollow tubular structure, the two ends head and the tail of described multiple refrigerant pipe 1 are communicated with successively, one end of adjacent two described refrigerant pipe 1 connections screws in the two ends of semicircle tube connector 2 respectively, one end of a described refrigerant pipe 1 of the top is free end and is provided with refrigerant inlet 11, one end of a described refrigerant pipe 1 of bottom is free end and is provided with refrigerant outlet 12, described refrigerant pipe group is communicated with multiple described tube connector 2, form the path of flowing in cold-producing medium place institute refrigerant pipe group, wherein, the inside of described refrigerant pipe 1 is radially divided into multiple separate sector channel 7 by multiple fan blades 6, described fan blades 6 extends to the other end from one end of described refrigerant pipe 1, and described fan blades 6 is provided with multiple protuberance, and the inwall of described refrigerant pipe 1 is provided with multiple recess,
Fins set, it comprises multiple interval from left to right and arranges and the fin 3 vertical with described refrigerant pipe group, for any one fin 3, it is platy structure, the upper end of described fin 3 is provided with vibrator 8, it comprises 100Hz and 200Hz two vibration frequencies, the alt time of described two vibration frequencies is 5 ~ 10min, described fin 3 has multiple through hole 4 wearing described refrigerant pipe group, first side surface of described fin 3 is provided with multiple non-touching annular recess 5, for any one groove 5, its center of circle overlaps with the center of circle of described through hole 4, and the width of described groove 5 radially radius increase and successively decrease, the width of described groove 5 is 1/5 ~ 4/5 of the radius of described through hole 4, the degree of depth of described groove 5 is 0.2 ~ 0.3cm.
In technique scheme, due to refrigerant pipe 1 inside is divided into multiple passage 7 by flabellum 6, cold-producing medium is separated into the non-interfering shunting of multiply, and all contact with tube wall and increase heat exchange area, recess on tube wall and flabellum 6 and the setting of protuberance can ensure the flow of cold-producing medium, also can cause deceleration obstacle on flow path, therefore, it is possible to control the flow velocity of cold-producing medium and effectively shunt, improve heat exchange area; Because fin 6 is provided with annular groove 5 that is multiple and the same center of circle of through hole, be conducive to collecting wider condensed water, under the low-frequency vibration of vibrator 8, hold condensed water, and when high frequency, groove 5 is left in condensed water vibration, therefore, it is possible to effectively remove condensed water, and improve heat exchanger effectiveness.
In another kind of technical scheme, the heat exchanger of described many coolant channels, the two ends that one end that adjacent two described refrigerant pipes 1 are communicated with screws in described tube connector 2 are respectively threaded connection realization, the tube wall of the connectivity part of described refrigerant pipe 1 and described tube connector 2 is all wound with the band preventing described cold-producing medium from flowing out, described band is coated with high-temperature resistant coating, prevents the fusing of high-temp solder.
In another kind of technical scheme, the heat exchanger of described many coolant channels, the ratio of the diameter of described tube connector 2 and the diameter of described refrigerant pipe 1 is 1 ~ 1.05: 1.
In another kind of technical scheme, the heat exchanger of described many coolant channels, few 1 of the quantity of refrigerant pipe 1 described in the number ratio of described tube connector 2.
In another kind of technical scheme, the heat exchanger of described many coolant channels, the surface of described second groove 5 is coated with epoxy resin composite material coating, effectively promotes the flowing of water.
In another kind of technical scheme, the heat exchanger of described many coolant channels, the quantity of described passage 7 is 4 ~ 8.
In another kind of technical scheme, the heat exchanger of described many coolant channels, described protuberance and described recess are cylindric, and the number ratio of described protuberance and described recess is 2: 1, the diameter ratio of described protuberance and described recess is 1: 1, and the aspect ratio of described protuberance and described recess is 1: 2.
In another kind of technical scheme, the heat exchanger of described many coolant channels, the second side surface of described fin 3 is provided with many spaced reinforcements, and described reinforcement does not contact with described through hole 4.
Although embodiment of the present invention are open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (8)
1. a heat exchanger for coolant channel more than, is characterized in that, comprising:
Refrigerant pipe group, it comprises multiple interval from top to bottom and arranges and consistent size, the refrigerant pipe be parallel to each other, it is horizontally disposed hollow tubular structure, the two ends head and the tail of described multiple refrigerant pipe are communicated with successively, one end of adjacent two described refrigerant pipe connections screws in the two ends of semicircle tube connector respectively, one end of a described refrigerant pipe of the top is free end and is provided with refrigerant inlet, one end of a described refrigerant pipe of bottom is free end and is provided with refrigerant outlet, described refrigerant pipe group is communicated with multiple described tube connector, form the path of flowing in cold-producing medium place institute refrigerant pipe group, wherein, the inside of described refrigerant pipe is radially divided into multiple separate sector channel by multiple fan blades, described fan blades extends to the other end from one end of described refrigerant pipe, and described fan blades is provided with multiple protuberance, and the inwall of described refrigerant pipe is provided with multiple recess,
Fins set, it comprises multiple interval from left to right and arranges and the fin vertical with described refrigerant pipe group, for any one fin, it is platy structure, the upper end of described fin is provided with vibrator, it comprises 100Hz and 200Hz two vibration frequencies, the alt time of described two vibration frequencies is 5 ~ 10min, described fin has multiple through hole wearing described refrigerant pipe group, first side surface of described fin is provided with multiple non-touching annular recess, for any one groove, its center of circle overlaps with the center of circle of described through hole, and the width of described groove radially radius increase and successively decrease, the width of described groove is 1/5 ~ 4/5 of the radius of described through hole, the degree of depth of described groove is 0.2 ~ 0.3cm.
2. the heat exchanger of many coolant channels as claimed in claim 1, it is characterized in that, the two ends that one end that adjacent two described refrigerant pipes are communicated with screws in described tube connector are respectively threaded connection realization, the tube wall of the connectivity part of described refrigerant pipe and described tube connector is all wound with the band preventing described cold-producing medium from flowing out, described band is coated with high-temperature resistant coating.
3. the heat exchanger of many coolant channels as claimed in claim 2, is characterized in that, the ratio of the diameter of described tube connector and the diameter of described refrigerant pipe is 1 ~ 1.05: 1.
4. the heat exchanger of many coolant channels as claimed in claim 3, is characterized in that, few 1 of the quantity of refrigerant pipe described in the number ratio of described tube connector.
5. the heat exchanger of many coolant channels as claimed in claim 4, is characterized in that, the surface of described second groove is coated with epoxy resin composite material coating.
6. the heat exchanger of many coolant channels as claimed in claim 5, is characterized in that, the quantity of described passage is 4 ~ 8.
7. the heat exchanger of many coolant channels as claimed in claim 6, it is characterized in that, described protuberance and described recess are cylindric, the number ratio of described protuberance and described recess is 2: 1, the diameter ratio of described protuberance and described recess is 1: 1, and the aspect ratio of described protuberance and described recess is 1: 2.
8. the heat exchanger of many coolant channels as claimed in claim 7, is characterized in that, the second side surface of described fin is provided with many spaced reinforcements, and described reinforcement does not contact with described through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510307354.5A CN104930876B (en) | 2015-06-04 | 2015-06-04 | A kind of heat exchanger of many coolant channels |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510307354.5A CN104930876B (en) | 2015-06-04 | 2015-06-04 | A kind of heat exchanger of many coolant channels |
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| CN104930876A true CN104930876A (en) | 2015-09-23 |
| CN104930876B CN104930876B (en) | 2016-12-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856493A (en) * | 2016-09-21 | 2018-03-30 | 三电控股株式会社 | Heat exchanger and the air conditioner for motor vehicle using the heat exchanger |
| CN116792968A (en) * | 2021-12-25 | 2023-09-22 | 耿超伟 | Double-compressor cold water heat pump unit |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7269967B2 (en) * | 2005-08-22 | 2007-09-18 | Gas Technology Institute | Method and apparatus for removing moisture from evaporator coils |
| CN201772801U (en) * | 2010-08-03 | 2011-03-23 | 广东美的电器股份有限公司 | Tube fin heat exchanger |
| CN202814184U (en) * | 2012-07-23 | 2013-03-20 | 浙江康盛股份有限公司 | Heat exchange aluminum tube |
| CN203190842U (en) * | 2013-04-12 | 2013-09-11 | 佛山市顺德区高美空调设备有限公司 | Spiral micro-channel type heat exchanger |
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2015
- 2015-06-04 CN CN201510307354.5A patent/CN104930876B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856493A (en) * | 2016-09-21 | 2018-03-30 | 三电控股株式会社 | Heat exchanger and the air conditioner for motor vehicle using the heat exchanger |
| CN116792968A (en) * | 2021-12-25 | 2023-09-22 | 耿超伟 | Double-compressor cold water heat pump unit |
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| Publication number | Publication date |
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| CN104930876B (en) | 2016-12-07 |
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Effective date of registration: 20191128 Address after: No.59-9, Jingyi Road, Chengbei Park, Jingjiang Economic Development Zone, Jingjiang City, Taizhou City, Jiangsu Province Patentee after: Jiangsu qijingjie air conditioning equipment Engineering Co., Ltd Address before: 532600 No. 7 South Main Road, the Guangxi Zhuang Autonomous Region, Pingxiang Patentee before: Ruan Jien |