CN1611906A - Cooling-radiating fin arrangement structure for radiating fin-tube integrated heat exchanger - Google Patents
Cooling-radiating fin arrangement structure for radiating fin-tube integrated heat exchanger Download PDFInfo
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- CN1611906A CN1611906A CN 200310106853 CN200310106853A CN1611906A CN 1611906 A CN1611906 A CN 1611906A CN 200310106853 CN200310106853 CN 200310106853 CN 200310106853 A CN200310106853 A CN 200310106853A CN 1611906 A CN1611906 A CN 1611906A
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- heat exchanger
- cold sink
- refrigerant pipe
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Abstract
In the cooled sink arrangement structure of the cooling fin-tube integrated heat exchanger of this invention, the refrigerant tube that has refrigerant cycling to realize heat exchange with outer air and the cooled sink used to add the heat exchange area of the refrigerant tube are made one unit by the method of pressure moulding. They become several layers by bending, and the two ends of the above refrigerant tube are fixed on the sheet support. The cooled sink is arranged inclining a certain angles to the center. The structure can make the air that realize the heat exchange by flowing from the under of the heat exchanger to the above of the exchanger favoring flow but don't generate flowing impedance, then flow to the fan fixed at the above center of the exchanger naturally, so it can raise the cooling performance remarkably.
Description
Technical field
The present invention relates to the arrangement architecture (COOLING PIN ARRAY STRUCTURE FOR HEAT EXCHANGER) of the cold sink of a kind of fin-one-piece type heat exchanger of pipe, the arrangement architecture that relates to a kind of cold sink of the fin-one-piece type heat exchanger of pipe with following characteristics or rather: refrigerant pipe and cold sink are integrally formed, and can thereby not produce flow impedance owing to the former of above-mentioned cold sink.
Background technology
In general, heat exchanger is mounted in the condenser in air-conditioning, refrigerator, the show cabinet refrigerating circulatory devices such as (showcase) and the general name of evaporimeter.Such heat exchanger is according to the installation site, and the variation by as the cold-producing medium of heat transfer medium can discharge or absorb heat, can be applied in it in warm-air drier or the air conditioner thus.
In above-mentioned heat exchanger, the most widely the heat exchanger of Li Yonging is the fin-tube type heat exchanger that is inserted with this form of several cold sinks in refrigerant pipe.This heat exchanger mainly is used as the evaporimeter of refrigerator or air-conditioning, in this case, cold-producing medium is in the inner loop of refrigerant pipe, and can be by realizing heat exchange between refrigerant pipe and the extraneous air, meanwhile, because cold sink inserts and be close to refrigerant pipe, therefore heat exchange area is increased, thereby heat exchange is realized rapidly by these cold sinks.
Fig. 1 is the aforesaid side view that is used as the fin-tube type heat exchanger of evaporimeter, as shown in the figure, for cold-producing medium can be circulated, refrigerant pipe 1 is got up by bending, on the refrigerant pipe 1 that is got up by bending several cold sinks 2 are housed like this, because these fin 2 keep and refrigerant pipe 1 contacted states, thus can increase and air between heat exchange area, thereby improve heat exchanger effectiveness.The two ends that are bent into the refrigerant pipe 1 of several layers as described above are subjected to gripper shoe 3 and support.
In addition, above-mentioned refrigerant pipe 1 has following structure, thereby that is: 1 copper pipe that possesses certain-length has been formed several layers with the serpentine bending repeatedly, and has formed 2 row.
In addition, above-mentioned cold sink 2 as shown in Figure 2, it is that aluminum material is processed into platysome behind certain area, its central part has formed through hole 2a by punching press (pressing) method for processing, formed like this under the state of cold sink 2 in being inserted in refrigerant pipe 1 of through hole 2a, just can fix them in the mode on the outer surface that is close to refrigerant pipe 1 by the method that refrigerant pipe 1 is given expander.
In the fin-tube type heat exchanger 10 with said structure, cold-producing medium can produce heat exchange with extraneous air in the process of the inner loop of refrigerant pipe 1, and heat exchanger 10 just can be realized heat exchange thus.In the process that aforesaid heat exchange is carried out, can increase heat exchange area by the cold sink 2 that is fixed on the refrigerant pipe 1 in the mode of being close to, thereby improve heat exchanger effectiveness.
But, in aforesaid existing fin-tube type heat exchanger 10, in the process that heat exchange is carried out, absolute humidity according to surrounding air, meeting frosting on refrigerant pipe 1 and the cold sink 2, the frost of tying like this can be removed by the Defrost heater (not shown) of other installation.If such frosting and defrosting action are carried out repeatedly, so owing to the thermal coefficient of expansion of the refrigerant pipe made from copper pipe 1 with the cold sink 2 that is formed from aluminium there are differences, thereby can make between the through hole 2a of refrigerant pipe 1 and cold sink 2 and produce the slit, and because defrost water can flow into the slit of such formation, thereby can make the slit become bigger, thereby bring following problem: not only can reduce heat exchanger effectiveness, and can reduce the defrosting efficiency when defrosting.
In addition, owing to need be inserted into several cold sinks 2 one by one in the refrigerant pipe 1, also need be used for simultaneously the above-mentioned cold sink that has inserted 2 is fixed on expander operation on the refrigerant pipe 1, so have the problem of complex manufacturing process.
In addition, because refrigerant pipe 1 and cold sink 2 are made with copper and two kinds of materials of aluminium respectively, so after after a while, under the effect of the potential difference of various materials, can produce violent potential difference corrosion, the result can bring the problem of the shortening in service life that makes heat exchanger.
In order to solve aforesaid problem, the researcher in this field is carrying out the research of making the fin-one-piece type heat exchanger of pipe of one about refrigerant pipe and cold sink recently.But, because the angle of the cold sink that aforesaid and refrigerant pipe are integrally formed is vertical with respect to refrigerant pipe, be used for carrying the fan of air then to be installed in the top center of heat exchanger usually on the contrary, therefore assemble centre to centre position, centre and produce flow impedance along the cold sink flow air from the both sides, upper end of heat exchanger, thereby bring following problem, promptly be restricted aspect the heat exchanger effectiveness that improves heat exchanger.
Summary of the invention
The present invention designs in order to solve aforesaid problem, purpose is to provide a kind of arrangement architecture of cold sink of the fin-one-piece type heat exchanger of pipe with following characteristics, the refrigerant pipe and the cold sink that are it are one, and above-mentioned cold sink has been arranged in can makes the air that carries out heat exchange not produce the optimum state of flow impedance.
In order to realize aforesaid purpose of the present invention, the invention provides the arrangement architecture of the cold sink of the one-piece type heat exchanger of a kind of fin one pipe, its feature is: the heat exchanger at first here need have following structure, thereby promptly inside has the cold-producing medium circulation to realize the refrigerant pipe of heat exchange with extraneous air and becomes one with above-mentioned refrigerant pipe, the method of cold sink by extrusion molding that is used for increasing the heat exchange area of refrigerant pipe has been made into integrative-structure, they have formed several layers through bending, and the two ends of above-mentioned refrigerant pipe are subjected to the support fixation of gripper shoe.In such heat exchanger, do not produce flow impedance in order to make the air that flows through heat exchanger, above-mentioned cold sink is that benchmark is to central oblique arrangement with the direction vertical with refrigerant pipe.
Describe in detail as top, the arrangement architecture of the cold sink of fin of the present invention-one-piece type heat exchanger of pipe is by constituting with the lower part, and promptly there is the refrigerant pipe of cold-producing medium circulation inside; The cold sink integrally formed with above-mentioned refrigerant pipe; Be used for supporting the gripper shoe of above-mentioned refrigerant pipe.The central authorities of wherein above-mentioned cold sink heat exchanger tilt 10～20 degree and arrange, therefore when thereby the air that is used for carrying out heat exchange is bottom-up when flowing the realization heat exchange, air stream can flow along cold sink, then naturally to the fan flow of the top center that is installed in heat exchanger.So just can reach following effect, get final product so that air stream successfully flows, thereby promote cooling performance, and improve the efficient of heat exchanger thus.
Description of drawings
Fig. 1 is the side view of the structure of existing heat exchanger;
Fig. 2 is the profile that cold sink of the prior art is connected the state on the refrigerant pipe;
Fig. 3 is the side view of structure of the fin-one-piece type heat exchanger of pipe of cold sink arrangement architecture of the present invention;
Fig. 4 is the part side view of the formation state of refrigerant pipe of the present invention and cold sink;
Fig. 5 is the fragmentary cross-sectional view of Fig. 4;
The front elevation of Fig. 6 for the air mobility status in existing evaporimeter and the evaporimeter of the present invention is compared, wherein:
Fig. 6 a is the air mobility status in the existing evaporimeter;
Fig. 6 b is the air mobility status in the evaporimeter of the present invention.
The critical piece description of reference numerals
101: refrigerant pipe 102: cold sink
103: gripper shoe θ: the angle of cold sink
The specific embodiment
Embodiment is with reference to the accompanying drawings described in detail the arrangement architecture of the cold sink of fin of the present invention-one-piece type heat exchanger of pipe with said structure.
Fig. 3 is the side view of structure of the fin-one-piece type heat exchanger of pipe of cold sink arrangement architecture of the present invention, and Fig. 4 is the part side view of the formation state of refrigerant pipe of the present invention and cold sink, and Fig. 5 is the fragmentary cross-sectional view of Fig. 4.
As shown in these figures, in possessing the one-piece type heat exchanger of fin-pipe of cold sink arrangement architecture of the present invention, can make the refrigerant pipe 101 of the tubulose that cold-producing medium flows through line up 2 row side by side, the method by extrusion molding between the refrigerant pipes 101 of having lined up 2 row has like this formed the cold sink 102 of one with it.
Above-mentioned refrigerant pipe 101 with the serpentine bending, is possessed certain width and highly shape thereby formed by repeatedly, and the two ends of such refrigerant pipe 101 are fixed by gripper shoe 103.
Above-mentioned refrigerant pipe 101 and cold sink 102 usefulness aluminums are made, and the method by extrusion molding has formed one.Above-mentioned cold sink 102 is by back processing, and being benchmark with the direction 104 vertical with refrigerant pipe 101 arranges to the tilt angle θ of 10～20 degree of central authorities.The cold sink 102 of Pai Lieing is with guide center like this, and left-right symmetry is arranged, therefore can be flowing through heat exchanger and having realized that the flow impedance of the air of heat exchange reduces to minimum.
For the fin of the present invention with said structure-one-piece type heat exchanger of pipe, cold-producing medium can produce heat exchange with extraneous air in the process of the inner loop of refrigerant pipe 101, and heat exchanger just can be realized heat exchange thus.In the process that aforesaid heat exchange is carried out, can increase heat exchange area by the cold sink 2 that becomes one with refrigerant pipe 101, thereby improve heat exchanger effectiveness.
In addition, owing to the tilt angles of 10～20 degree of the central authorities of above-mentioned cold sink 102 heat exchanger are arranged, therefore can make usually flow from bottom to top, the fan 105 of the top center by being installed in heat exchanger and the air of being blown successfully flows and do not produce flow impedance.Can promote cooling performance thus, thereby improve heat exchanger effectiveness.
The front elevation of Fig. 6 for the air mobility status in existing evaporimeter and the evaporimeter of the present invention is compared.As shown in the figure, in the existing evaporimeter shown in figure a, air stream flowed along cold sink before this, can go over to the lateral bending that fan is housed sharp after the upper end of having passed through heat exchanger, meanwhile also can produce flow impedance.In contrast, in the heat exchanger of the present invention shown in figure b, bottom-up flow air fails to be convened for lack of a quorum along cold sink 102 parallel flowing, and is blown by fan 105 naturally then, and therefore compared with prior art its cooling performance has obtained significant lifting.
Claims (3)
1. the arrangement architecture of the cold sink of fin-one-piece type heat exchanger of pipe is characterized in that:
Above-mentioned heat exchanger comprises: thus inside has cold-producing medium circulation to realize the refrigerant pipe of heat exchange with extraneous air and the method for cold sink by extrusion molding that become one, be used for increasing the heat exchange area of refrigerant pipe with above-mentioned refrigerant pipe has been made into integrative-structure, integrative-structure has formed several layers through bending, and the two ends of above-mentioned refrigerant pipe are subjected to the support fixation of gripper shoe;
In above-mentioned heat exchanger, do not produce flow impedance in order to make the air that flows through heat exchanger, above-mentioned cold sink is that benchmark is to central oblique arrangement with the direction vertical with refrigerant pipe.
2. the cold sink arrangement architecture of fin according to claim 1-one-piece type heat exchanger of pipe is characterized in that:
Above-mentioned cold sink is with the guide center left-right symmetry.
3. the cold sink arrangement architecture of fin according to claim 1 and 2-one-piece type heat exchanger of pipe is characterized in that:
Above-mentioned cold sink is to the angles of central authorities' inclination 10～20 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310106853 CN1611906A (en) | 2003-10-30 | 2003-10-30 | Cooling-radiating fin arrangement structure for radiating fin-tube integrated heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310106853 CN1611906A (en) | 2003-10-30 | 2003-10-30 | Cooling-radiating fin arrangement structure for radiating fin-tube integrated heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1611906A true CN1611906A (en) | 2005-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310106853 Pending CN1611906A (en) | 2003-10-30 | 2003-10-30 | Cooling-radiating fin arrangement structure for radiating fin-tube integrated heat exchanger |
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| CN (1) | CN1611906A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712378A (en) * | 2013-12-24 | 2014-04-09 | 柳州豪祥特科技有限公司 | Parallel flow condenser of automobile air conditioner |
| CN107105595A (en) * | 2016-02-19 | 2017-08-29 | 恩佐科技股份有限公司 | Low blast demand, low noise, dynamical radiator are reached using radiator arrangement |
-
2003
- 2003-10-30 CN CN 200310106853 patent/CN1611906A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712378A (en) * | 2013-12-24 | 2014-04-09 | 柳州豪祥特科技有限公司 | Parallel flow condenser of automobile air conditioner |
| CN107105595A (en) * | 2016-02-19 | 2017-08-29 | 恩佐科技股份有限公司 | Low blast demand, low noise, dynamical radiator are reached using radiator arrangement |
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| WD01 | Invention patent application deemed withdrawn after publication |