CN202660814U - Heat exchanging fin for air conditioning heat exchanger and combined heat exchanging fin - Google Patents
Heat exchanging fin for air conditioning heat exchanger and combined heat exchanging fin Download PDFInfo
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- CN202660814U CN202660814U CN 201220161082 CN201220161082U CN202660814U CN 202660814 U CN202660814 U CN 202660814U CN 201220161082 CN201220161082 CN 201220161082 CN 201220161082 U CN201220161082 U CN 201220161082U CN 202660814 U CN202660814 U CN 202660814U
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Abstract
The utility model discloses a heat exchanging fin for an air conditioning heat exchanger and a combined heat exchanging fin. The heat exchanging fin for an air conditioning heat exchanger is characterized by comprising a plurality of heat exchanging units, wherein each heat exchanging unit comprises an L-shaped structure and a ferrule which is used for being matched with a pipeline, which is used for transferring a cooling medium, of an air conditioner; and the L-shaped structure consists of a plurality of L-shaped structure blocks, and the ferrule is utilized through being matched with the pipeline, which is used for transferring the cooling medium, of the air conditioner. According to the heat exchanging fin for the air conditioning heat exchanger, the L-shaped structure blocks are arranged on the heat exchanging fin; when air encounters the L-shaped structure blocks, due to the counteracting force of the L-shaped structure blocks, the air is enabled to change a flowing direction by using the reflection action of the air and pass through the periphery of a pipeline of the heat exchanger in a centralized manner, so that the heat exchanging role of the air is fully played; and meanwhile, due to the existence of the L-shaped structure blocks, the wake flow area behind a pipe is reduced, and the heat exchanging effect of the heat exchanging fin is further improved.
Description
Technical field
The utility model relates to air-conditioning manufacturing technology field, particularly a kind of air-condition heat exchanger with heat exchange fin and the combination heat exchange fin.
Background technology
Be construction " economizing type " society, the energy-conservation concern that more and more is subject to people of air-conditioner, the efficiency of raising heat exchanger then becomes the key in the air conditioner energy-saving link.
Be to improve the efficiency of air-conditioner, generally adopt the heat exchange area that increases heat exchanger, add the measure such as Wind Volume, these measures increase the manufacturing cost of air-conditioner greatly.And find that in the research of fin-tube type heat exchanger the heat exchange property of heat exchanger depends primarily on the heat exchanger fin thermal resistance with contact with air, air side heat exchange resistance accounts for about 80% of whole heat exchanger thermal resistance.Therefore, the reinforcement of air side performance always is the emphasis of research, and the heat exchange of the reinforcement emphasis of air side around the pipe of fin-tube type heat exchanger, and the heat transfer effect of present fin-tube type heat exchanger is general.
In the prior art, heat exchange fin can not change the flow direction of air substantially, and the common vertical direction of air flows in fin, and the best zone of heat exchange fin heat transfer effect is around pipe; From Guan Yueyuan, the efficient of heat exchange fin is lower.
The utility model content
The utility model patent technical problem to be solved provides a kind of air-condition heat exchanger that strengthens heat exchange property with heat exchange fin and combination heat exchange fin.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of idle call heat exchange fin, it is characterized in that: described heat exchange fin is comprised of some heat exchange units, wherein each heat exchange unit contains L shaped structure and the collar between L shaped structure, and the pipeline that the described collar and described air-conditioner transmit refrigerant is used.
Preferably, described L shaped structure comprises the L shaped structural group of the L shaped structural group in left side and right side that the L shaped block structure by equal number forms; The L shaped structural group of the L shaped structural group in described left side and right side includes some L shaped structure sheafs; Described L shaped structure sheaf is obliquely installed; Form air duct between the described adjacent L shaped structure sheaf.
Preferably, the angle α 2 of the L shaped structure sheaf in described left side and horizontal plane is 120o ± 1 o.
Preferably, the L shaped structural group of the L shaped structural group in the left side of described adjacent L shaped construction unit and right side distributes along collar Central Symmetry.
Preferably, the L shaped structural group in the left side of described same L shaped construction unit, the L shaped structural group in right side and described air duct are class " eight " font and distribute on described heat exchange fin plane, and described air duct L2 is 0.8～1.03mm.
Preferably, described L shaped structure sheaf comprises the L-type block structure that quantity does not wait, and the width L1 of described L-type block structure is 2～2.5mm, and height H 1 is 0.7～0.8mm, and bending angle α 1 is 90 o ± 1 o.
Preferably, the described collar comprises the first bell mouth shape annulus, the second bell mouth shape annulus and cover annular distance; Described the second bell mouth shape annulus one end connects described cover annular distance, and the other end connects described heat exchange fin, and described the first bell mouth shape annulus one end connects described cover annular distance, and the other end is opening.
Preferably, the height H 2 of described cover annular distance is 1.1～1.6mm, and annulus knuckle radius R4, the R5 of the first bell mouth shape annulus, the second bell mouth shape annulus are 0.3mm ± 0.05 mm.
Preferably, the center distance Pt between the described adjacent collar is 19～21mm, and described cover annular distance inside diameter D is 5.2～5.3mm; The width Pw of described heat exchange fin is 11～13.6mm.
A kind of combination heat exchange fin comprises some above-mentioned heat exchange fins.
The utility model has following beneficial effect with respect to prior art: the utility model air-condition heat exchanger is with a plurality of L shaped block structures are set on the heat exchange fin.When air runs into L shaped block structure, owing to the reaction force of L shaped block structure, utilize the reflex of air, make air change flow direction, concentrate by around the heat exchanger tube, brought into play fully the heat exchange effect of air.Simultaneously because the existence of L shaped block structure, thereby reduce velocity wake region behind the pipe, further improve the heat exchange fin heat transfer effect.In addition, owing to there is the air duct of one fixed width between the L shaped block structure, air is played certain guide functions and produces turbulent effect, help to improve the exchange capability of heat of heat exchange fin.In addition, the L shaped structural group in left side, the L shaped structural group in right side and the air duct that are comprised of L shaped block structure are symmetrically distributed on the heat exchanger fin with class " eight " font, and L shaped block structure is obliquely installed in addition; When air through out-of-date, there is certain dissection the windward side of L shaped block structure to air, thereby constantly destroys the boundary layer of air, reduces the air thermal resistance, air is fully used on whole heat exchange fin surface, has further improved the heat exchange efficiency of heat exchange fin.
Description of drawings
Fig. 1 is the heat exchange fin structural plan figure that the utility model air-condition heat exchanger is used heat exchange fin;
Fig. 2 is the heat exchange fin right view that the utility model air-condition heat exchanger is used heat exchange fin;
Fig. 3 is that the B-B of L shaped block structure of Fig. 1 is to cutaway view;
Fig. 4 is the structure distribution figure that the utility model air-condition heat exchanger is used the L shaped construction unit of heat exchange fin;
Fig. 5 is the collar 200 composition diagrams that the utility model air-condition heat exchanger is used heat exchange fin;
Fig. 6 is many rows heat exchange fin structural representation that the utility model air-condition heat exchanger is used heat exchange fin.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail, but the embodiment of utility model is not limited to this.
Shown in Fig. 1,2,3,4,5 and 6, a kind of air-condition heat exchanger heat exchange fin, heat exchange fin 1 comprises some heat exchange units, and wherein each heat exchange unit contains L shaped structure 100 and the collar between L shaped structure 200, and the described collar 200 is used with the pipeline that described air-conditioner transmits refrigerant.
L shaped structure comprises the L shaped structural group 110 in left side and the L shaped structural group 120 in right side that the L shaped block structure by equal number forms; The L shaped structural group 110 in left side includes some L shaped structure sheafs 111 with the L shaped structural group 120 in right side; L shaped structure sheaf 111 is obliquely installed; Form air duct 300 between the adjacent L shaped structure sheaf.As shown in Figure 1, E is air-flow direction.
The L shaped structure sheaf 111 in left side is 120o ± 1 o with the angle α 2 of horizontal plane.The L shaped structural group 110 in the left side of adjacent L shaped construction unit distributes along collar Central Symmetry with the L shaped structural group 120 in right side.The L shaped structure sheaf of the L shaped structural group 110 in the left side of same L shaped construction unit, the L shaped structural group 120 in right side and air duct are class " eight " font and distribute on the heat exchange fin plane.The L-type block structure 112 that the quantity that comprises L shaped structure sheaf does not wait, the width L1 of L-type block structure 112 is 2～2.5mm, and height H 1 is 0.7～0.8mm, and bending angle α 1 is 90 o ± 1 o.The collar 200 comprises the first bell mouth shape annulus 201, the second bell mouth shape annulus 203 and cover annular distance 202; The second bell mouth shape annulus 203 1 end adapter sleeve annular distances 202, the other end is connected with heat exchange fin, and the first bell mouth shape annulus 201 1 ends connect described cover annular distance 202, and the other end is opening.The height H 2 of cover annular distance 202 is 1.1～1.6mm, and annulus knuckle radius R4, the R5 of the first bell mouth shape annulus 201, the second bell mouth shape annulus 203 are 0.3mm ± 0.05 mm.Center distance Pt between the adjacent collar 200 is 19～21mm, and cover annular distance 202 inside diameter D are 5.2～5.3mm.The width Pw of heat exchange fin 1 is 11～13.6mm.
L shaped block structures 112 all in the L shaped structural group in left side or the L shaped structural group in right side is all identical.From the horizontal view angle, the first row 113 is comprised of 3 L shaped block structures 112, the second row 114 is comprised of 3 L shaped block structures 112, the third line 115 is comprised of two L shaped block structures 112, fourth line 116 is comprised of 3 L shaped block structures 112, every row is by the equidistant intervals parallel arrangement, above-mentioned L shaped block structure from the heat exchange fin edge in order quantity be respectively 3,2,3,3 arranged evenly successively.L shaped block structure width L1 is 2～2.5mm, and bending angle α 1 is 90 o ± 1 o.
Gap L 2 between the adjacent L shaped structure sheaf 111 is 0.8～1.03mm, and this gap has formed air duct 300.The L shaped structure sheaf of the L shaped structural group 110 in the left side of same L shaped construction unit, the L shaped structural group 120 in right side and air duct 300 are class " eight " font and distribute on described heat exchange fin plane.The width L3 of L shaped block structure 112 is 0.7～0.8mm, and the angle α 2 of the inclination of the L shaped structure sheaf in left side and horizontal plane is 120o ± 1 o
The collar 200 comprises the first bell mouth shape annulus 201, cover annular distance 202, the second bell mouth shape annulus 203.The second bell mouth shape annulus 203 1 end adapter sleeve annular distances 202, the other end connects heat exchange fin, the first bell mouth shape annulus 201 1 end adapter sleeve annular distances 202, the other end is hatch frame.The height H 2 of above-mentioned cover annular distance 202 is 1.1～1.6mm, and annulus knuckle radius R4, the R5 of the first bell mouth shape annulus 201, the second bell mouth shape annulus 203 are 0.3mm ± 0.05 mm.
A plurality of L shaped block structures are set on the heat exchange fin of the present utility model.Compared with prior art, because the reaction force of L shaped block structure, utilize the reflex of air, make air change flow direction, concentrate by around the heat exchanger tube, brought into play fully the heat exchange effect of air, simultaneously the existence of L shaped block structure, reduce the velocity wake region behind the pipe, improve the heat exchange fin heat transfer effect; The air duct that has in addition one fixed width between the L shaped block structure plays certain guide functions and produces turbulent effect air, helps to improve the exchange capability of heat of heat exchange fin.In addition, the L shaped structural group of the L shaped structural group in left side and right side and the air duct that are comprised of L shaped block structure are symmetrically distributed on the heat exchange fin with class " eight " font, and L shaped block structure is obliquely installed in addition; Air is through out-of-date, and there is certain dissection the windward side of L shaped block structure to air, constantly destroys the boundary layer of air, lowers the air thermal resistance, and air is fully used on whole heat exchange fin surface, has further improved the heat exchange efficiency of heat exchange fin.
Embodiment 2
Present embodiment is except following feature, other are all identical with embodiment 1: as shown in Figure 6, this combination heat exchange fin is expanded as the unit take the heat exchange fin 1 among the embodiment 1 and is formed double, three rows or more rows make up heat exchange fin, and also can combine with the heat exchange fin of other versions forms combined heat exchange fin.
Above-described embodiment is preferred embodiment of the present utility model only, is not to limit practical range of the present utility model.Be that all equalizations of doing according to the utility model content change and modification, all contained by the utility model claim scope required for protection.
Claims (10)
1. air-condition heat exchanger heat exchange fin, it is characterized in that, described heat exchange fin (1) is comprised of some heat exchange units, wherein each heat exchange unit contains L shaped structure (100) and the collar between L shaped structure (200), and the described collar (200) is used with the pipeline that described air-conditioner transmits refrigerant.
2. air-condition heat exchanger heat exchange fin according to claim 1 is characterized in that: described L shaped structure (100) comprises the L shaped structural group in left side (110) and the L shaped structural group in right side (120) that the L shaped block structure by equal number forms; The L shaped structural group in described left side (110) includes some L shaped structure sheafs (111) with the L shaped structural group in right side (120); Described L shaped structure sheaf (111) is obliquely installed; Form air duct (300) between the described adjacent L shaped structure sheaf.
3. air-condition heat exchanger heat exchange fin according to claim 2 is characterized in that: the L shaped structure sheaf in described left side (111) is 120o ± 1 o with the angle α 2 of horizontal plane.
4. air-condition heat exchanger heat exchange fin according to claim 3 is characterized in that: the L shaped structural group in the left side of described adjacent L shaped structure (110) distributes along the collar (200) Central Symmetry with the L shaped structural group in right side (120).
5. air-condition heat exchanger heat exchange fin according to claim 4, it is characterized in that: the L shaped structural group in the left side of same L shaped construction unit (110), the L shaped structural group in right side (120) are class " eight " font with described air duct (300) and distribute on described heat exchange fin plane, described air duct L2 is 0.8～1.03mm.
6. each described air-condition heat exchanger heat exchange fin according to claim 3-5, it is characterized in that: described L shaped structure sheaf comprises the L-type block structure (112) that quantity does not wait, the width L1 of described L-type block structure (112) is 2～2.5mm, height H 1 is 0.7～0.8mm, and bending angle α 1 is 90 o ± 1 o.
7. air-condition heat exchanger heat exchange fin according to claim 6 is characterized in that: the described collar (200) comprises the first bell mouth shape annulus (201), the second bell mouth shape annulus (203) and cover annular distance (202); Described the second bell mouth shape annulus (203) one ends connect described cover annular distance (202), and the other end is connected with described heat exchange fin, and described the first bell mouth shape annulus (201) one ends connect described cover annular distance (202), and the other end is opening.
8. air-condition heat exchanger heat exchange fin according to claim 7, it is characterized in that: the height H 2 of described cover annular distance (202) is 1.1～1.6mm, and annulus knuckle radius R4, the R5 of the first bell mouth shape annulus (201), the second bell mouth shape annulus (203) are 0.3mm ± 0.05 mm.
9. air-condition heat exchanger heat exchange fin according to claim 8, it is characterized in that: the center distance Pt between the described adjacent collar (200) is 19～21mm, cover annular distance inside diameter D is 5.2～5.3mm.
10. a combination heat exchange fin comprises some such as the described heat exchange fin of claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220161082 CN202660814U (en) | 2012-04-16 | 2012-04-16 | Heat exchanging fin for air conditioning heat exchanger and combined heat exchanging fin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220161082 CN202660814U (en) | 2012-04-16 | 2012-04-16 | Heat exchanging fin for air conditioning heat exchanger and combined heat exchanging fin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202660814U true CN202660814U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220161082 Expired - Fee Related CN202660814U (en) | 2012-04-16 | 2012-04-16 | Heat exchanging fin for air conditioning heat exchanger and combined heat exchanging fin |
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| Country | Link |
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| CN (1) | CN202660814U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103888054A (en) * | 2014-03-04 | 2014-06-25 | 苏州边枫电子科技有限公司 | Solar connecting box with heat radiation structure |
| CN110925788A (en) * | 2019-12-10 | 2020-03-27 | 山东海润斯通电力工程有限公司 | Thermal power air preheater capable of being accurately adjusted |
| CN112414163A (en) * | 2020-11-09 | 2021-02-26 | 珠海格力电器股份有限公司 | Heat exchanger, hot water making circulating unit and control method thereof |
-
2012
- 2012-04-16 CN CN 201220161082 patent/CN202660814U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103888054A (en) * | 2014-03-04 | 2014-06-25 | 苏州边枫电子科技有限公司 | Solar connecting box with heat radiation structure |
| CN110925788A (en) * | 2019-12-10 | 2020-03-27 | 山东海润斯通电力工程有限公司 | Thermal power air preheater capable of being accurately adjusted |
| CN112414163A (en) * | 2020-11-09 | 2021-02-26 | 珠海格力电器股份有限公司 | Heat exchanger, hot water making circulating unit and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20180416 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |