CN204555434U - Heat exchanger and refrigerator - Google Patents
Heat exchanger and refrigerator Download PDFInfo
- Publication number
- CN204555434U CN204555434U CN201520190314.2U CN201520190314U CN204555434U CN 204555434 U CN204555434 U CN 204555434U CN 201520190314 U CN201520190314 U CN 201520190314U CN 204555434 U CN204555434 U CN 204555434U
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- heat exchanger
- exchanger tube
- flange
- hole
- fin
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Abstract
The utility model discloses a kind of heat exchanger, described heat exchanger comprises multiple heat exchanger tube be arranged in parallel, and perpendicular to the fin that described heat exchanger tube is axially arranged; Described fin is provided with the through hole run through for described heat exchanger tube, and the edge of described through hole is axially extended with flange to described heat exchanger tube, and described flange contacts with the intimate of described heat exchanger tube.The utility model also proposes a kind of refrigerator.In the scheme that the utility model proposes, fin carries out cold transmission by flange and heat exchanger tube, increases the contact area of fin and heat exchanger tube, improves the transmission efficiency of cold.
Description
Technical field
The utility model relates to refrigeration technology field, particularly relates to a kind of heat exchanger and refrigerator.
Background technology
Due to the feature that finned heat exchanger heat exchange efficiency is high, current refrigerator is commonly used finned heat exchanger and is freezed, finned heat exchanger comprises heat exchanger tube and fin, this fin is provided with the through hole run through for heat exchanger tube, wherein fin is contacted with heat exchanger tube by the mode of pressing, so that the cold in pipeline is delivered on fin, then by the exchange of air, cold is delivered to refrigerator inside, because fin only has cross section to contact with heat exchanger tube, the contact area of fin and heat exchanger tube is less, and cold transmission efficiency is low.
Utility model content
The utility model proposes a kind of heat exchanger and refrigerator, be intended to solve the low technical problem of heat exchanger cold transmission efficiency.
The utility model provides a kind of heat exchanger, and described heat exchanger comprises multiple heat exchanger tube be arranged in parallel, and perpendicular to the fin that described heat exchanger tube is axially arranged; Described fin is provided with the through hole run through for described heat exchanger tube, and the edge of described through hole is axially extended with flange to described heat exchanger tube, and described flange contacts with the intimate of described heat exchanger tube.
Preferably, described heat exchanger tube is U-shaped pipe, and described through hole is the waist-shaped hole mated with described U-shaped pipe, and the circular arc place at described waist-shaped hole two ends is extended with flange.
Preferably, described heat exchanger tube is U-shaped pipe, and the bend pipe of the straight tube that described U-shaped pipe two be arranged in parallel and connection two straight tubes, described through hole is corresponding with described straight tube to be arranged, and described flange is arc flange, and the radian of described arc flange is more than or equal to 180 °.
Preferably, the edge of described through hole is all extended with described flange to the both sides of described through hole.
Preferably, described fin and described heat exchanger tube are fitted tightly by the mode of welding.
Preferably, described heat exchanger tube is arranged with welding ring, described welding ring is fixed between described heat exchanger tube and described flange, and inner surface and the outer surface of described welding ring are provided with welding coating.
In addition, the utility model also proposes a kind of refrigerator, and described refrigerator comprises heat exchanger as previously discussed.
The heat exchanger that the utility model proposes and refrigerator, described heat exchanger comprises multiple heat exchanger tube be arranged in parallel, and perpendicular to the fin that described heat exchanger tube is axially arranged, described fin is provided with the through hole run through for described heat exchanger tube, the edge of described through hole is axially extended with flange to described heat exchanger tube, described flange contacts with the intimate of described heat exchanger tube, fin carries out cold transmission by flange and heat exchanger tube, increase the contact area of fin and heat exchanger tube, improve the transmission efficiency of cold.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model heat exchanger;
Fig. 2 is the structure for amplifying schematic diagram at A place in Fig. 1;
Fig. 3 is the refined structure schematic diagram of fin in Fig. 1.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of heat exchanger.
With reference to the structural representation that Fig. 1-3, Fig. 1 is the utility model heat exchanger, Fig. 2 is the structure for amplifying schematic diagram at A place in Fig. 1, and Fig. 3 is the refined structure schematic diagram of fin in Fig. 1.
The utility model provides a kind of heat exchanger, and described heat exchanger comprises multiple heat exchanger tube 10 be arranged in parallel, and perpendicular to the fin 20 that described heat exchanger tube 10 is axially arranged; Described fin 20 is provided with the through hole 21 run through for described heat exchanger tube 10, and the edge of described through hole 21 is axially extended with flange 22 to described heat exchanger tube 10, and described flange 22 contacts with the intimate of described heat exchanger tube 10.
In the present embodiment, this heat exchanger tube 10 can have Arbitrary Shape Cross Section, it can be the non-round (as rectangular tube) of pipe, flat tube or other shape, can be used for the heat exchanger of the types such as evaporimeter, condenser and heat pump heat exchanger, the shape of through hole 21 changes according to the shape of heat exchanger tube 10.For saving material and cost, breach can be set in the circumference of flange 22,
It will be appreciated by persons skilled in the art that user can arrange the shape of the through hole 21 of heat exchanger tube 10 and correspondence thereof as required, the concrete plan of establishment is described by following examples:
1) scheme one: described heat exchanger tube 10 is U-shaped pipe, described through hole 21 is the waist-shaped hole mated with described U-shaped pipe, and the circular arc place at described waist-shaped hole two ends is extended with flange 22.Circular arc only at waist-shaped hole two ends in this programme goes out to arrange flange 22, to save cost.Be understandable that, for ease of processing, the cross sectional shape of this flange 22 can be identical with the shape of waist-shaped hole.
2) scheme two: described heat exchanger tube 10 is U-shaped pipe, the bend pipe of the straight tube that described U-shaped pipe two be arranged in parallel and connection two straight tubes, described through hole 21 is corresponding with described straight tube to be arranged, and described flange 22 is arc flange 22, and the radian of described arc flange 22 is more than or equal to 180 °.In this programme, flange 22 is set to arc, to save cost, and the radian of arc flange 22 is set to be more than or equal to 180 °, ensure the contact area between flange 22 and heat exchanger tube 10, user can arrange the radian of arc flange 22 as required.
3) scheme three: if U-shaped pipe is flat tube, described through hole 21 is the waist-shaped hole mated with described flat tube, and the circular arc place at described waist-shaped hole two ends is extended with flange 22.
The plan of establishment of the heat exchanger tube 10 enumerated above and the through hole 21 of correspondence thereof is only exemplary; those skilled in the art utilize technological thought of the present utility model; the plan of establishment of other heat exchanger tubes 10 proposed according to its real needs and the through hole 21 of correspondence thereof, all in protection domain of the present utility model, is not carried out exhaustive one by one at this.
Further, be increase the contact area between heat exchanger tube 10 and described flange 22, the edge of described through hole 21 is all extended with described flange 22 to the both sides of described through hole 21.
The heat exchanger that the present embodiment proposes, described heat exchanger comprises multiple heat exchanger tube 10 be arranged in parallel, and perpendicular to the fin 20 that described heat exchanger tube 10 is axially arranged, described fin 20 is provided with the through hole 21 run through for described heat exchanger tube 10, the edge of described through hole 21 is axially extended with flange 22 to described heat exchanger tube 10, described flange 22 contacts with the intimate of described heat exchanger tube 10, fin 20 carries out cold transmission by flange 22 and heat exchanger tube 10, increase fin 20 and the contact area of heat exchanger tube 10, improve the transmission efficiency of cold.
Further, for improving cold transmission efficiency and the fixed effect between heat exchanger tube 10 and fin 20, described fin 20 and described heat exchanger tube 10 are fitted tightly by the mode of welding.Mode preferably by welding ring (not shown) realizes welding between heat exchanger tube 10 with flange 22, namely described heat exchanger tube 10 is arranged with welding ring, described welding ring (not shown) is fixed between described heat exchanger tube 10 and described flange 22, and inner surface and the outer surface of described welding ring are provided with welding coating.
It will be understood by those skilled in the art that, also fitting tightly between heat exchanger tube 10 and flange 22 is realized by alternate manner, as interference fit between heat exchanger tube 10 and flange 22, live and realize fitting tightly between heat exchanger tube 10 and flange 22 by the mode of pressing.
Further, the utility model also proposes a kind of refrigerator, and described refrigerator is the refrigerator described in above any embodiment.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (7)
1. a heat exchanger, is characterized in that, described heat exchanger comprises multiple heat exchanger tube be arranged in parallel, and perpendicular to the fin that described heat exchanger tube is axially arranged; Described fin is provided with the through hole run through for described heat exchanger tube, and the edge of described through hole is axially extended with flange to described heat exchanger tube, and described flange contacts with the intimate of described heat exchanger tube.
2. heat exchanger as claimed in claim 1, it is characterized in that, described heat exchanger tube is U-shaped pipe, and described through hole is the waist-shaped hole mated with described U-shaped pipe, and the circular arc place at described waist-shaped hole two ends is extended with flange.
3. heat exchanger as claimed in claim 1, it is characterized in that, described heat exchanger tube is U-shaped pipe, the bend pipe of the straight tube that described U-shaped pipe two be arranged in parallel and connection two straight tubes, described through hole is corresponding with described straight tube to be arranged, described flange is arc flange, and the radian of described arc flange is more than or equal to 180 °.
4. the heat exchanger as described in any one of claim 1-3, is characterized in that, the edge of described through hole is all extended with described flange to the both sides of described through hole.
5. heat exchanger as claimed in claim 1, is characterized in that, described fin and described heat exchanger tube are fitted tightly by the mode of welding.
6. heat exchanger as claimed in claim 5, it is characterized in that, described heat exchanger tube is arranged with welding ring, described welding ring is fixed between described heat exchanger tube and described flange, and inner surface and the outer surface of described welding ring are provided with welding coating.
7. a refrigerator, is characterized in that, described refrigerator comprises the heat exchanger as described in any one of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520190314.2U CN204555434U (en) | 2015-03-31 | 2015-03-31 | Heat exchanger and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520190314.2U CN204555434U (en) | 2015-03-31 | 2015-03-31 | Heat exchanger and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204555434U true CN204555434U (en) | 2015-08-12 |
Family
ID=53830535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520190314.2U Active CN204555434U (en) | 2015-03-31 | 2015-03-31 | Heat exchanger and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204555434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729155A (en) * | 2015-03-31 | 2015-06-24 | 合肥美的电冰箱有限公司 | Heat exchanger and refrigerator |
-
2015
- 2015-03-31 CN CN201520190314.2U patent/CN204555434U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729155A (en) * | 2015-03-31 | 2015-06-24 | 合肥美的电冰箱有限公司 | Heat exchanger and refrigerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |