CN204064077U - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
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- CN204064077U CN204064077U CN201420430474.5U CN201420430474U CN204064077U CN 204064077 U CN204064077 U CN 204064077U CN 201420430474 U CN201420430474 U CN 201420430474U CN 204064077 U CN204064077 U CN 204064077U
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- heat exchanger
- installing hole
- fin
- exchanger tube
- annular groove
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Abstract
The utility model embodiment discloses a kind of heat exchanger, comprise: fin and the heat exchanger tube extended in the longitudinal direction, described fin is provided with the installing hole of the spaced apart along the vertical direction distribution of many groups, often organize described installing hole and comprise multiple row installing hole spaced apart in the lateral direction, often row installing hole comprises at least two installing holes be centrally located on same vertical curve, multiple row installing hole in the described installing hole of two adjacent groups is interspersed in the lateral direction, is provided with described heat exchanger tube in each described installing hole.According to heat exchanger of the present utility model, the arrangement mode of heat exchanger tube obtains optimization, under the condition that the thickness direction of the area of whole heat exchanger windward side and heat exchanger is substantially constant can be ensured, improve the unit volume exchange capability of heat of heat exchanger, reduce windage and noise, and then improve the efficiency of heat exchanger.
Description
Technical field
The utility model relates to refrigeration technology field, especially relates to a kind of heat exchanger.
Background technology
Along with the continuous lifting that domestic and international air-conditioning Energy Efficiency Standard and user need, the air-condition heat exchanger heat exchange efficiency of traditional specification is low, therefore needs to make improvements.
Utility model content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, an object of the present utility model is the heat exchanger proposing a kind of good effect of heat exchange.
According to heat exchanger of the present utility model, comprise: fin and the heat exchanger tube extended in the longitudinal direction, described fin is provided with the installing hole of the spaced apart along the vertical direction distribution of many groups, often organize described installing hole and comprise multiple row installing hole spaced apart in the lateral direction, often row installing hole comprises at least two installing holes be centrally located on same vertical curve, multiple row installing hole in the described installing hole of two adjacent groups is interspersed in the lateral direction, is provided with described heat exchanger tube in each described installing hole.
According to heat exchanger of the present utility model, the arrangement mode of heat exchanger tube obtains optimization, under the condition that the thickness direction of the area of whole heat exchanger windward side and heat exchanger is substantially constant can be ensured, improve the unit volume exchange capability of heat of heat exchanger, reduce windage and noise, and then improve the efficiency of heat exchanger.
In addition, the heat exchanger above-mentioned according to the utility model, can also have following additional technical characteristic:
According to an embodiment of the present utility model, front end face and/or the rear end face of each described installing hole are provided with the flange extended radially outward.
According to an embodiment of the present utility model, the front surface of described fin and/or rear surface are provided with multiple annular groove, are surrounded with corresponding described annular groove outside each described installing hole.
According to an embodiment of the present utility model, the internal perisporium of described annular groove and the respective surfaces arc-shaped transition of described fin.
According to an embodiment of the present utility model, the external diameter of described heat exchanger tube is D, and the diameter of described installing hole is D1, and described D and described D1 meets following relational expression: D1=D+A, wherein A=0.2-0.4mm.
According to an embodiment of the present utility model, the external diameter of described heat exchanger tube is D, and the diameter of the outer peripheral face of described flange is D2, and described D and described D2 meets following relational expression: D2=D+B, wherein B=0.6-1.4mm.
According to an embodiment of the present utility model, the external diameter of described heat exchanger tube is D, and the diameter of the inner peripheral surface of described annular groove is D3, and described D and described D3 meets following relational expression: D3=D+C, wherein C=1.4-2.5mm.
According to an embodiment of the present utility model, the external diameter of described heat exchanger tube is D, and the centre-to-centre spacing often organizing the described installing hole of adjacent two row in described installing hole is S, and described D and described S meets following relational expression: S=E × D, wherein E=2.2-3.2.
According to an embodiment of the present utility model, the diameter of the inner peripheral surface of described annular groove is D3, in radial directions, the distance between the outer often arranging adjacent two the corresponding annular grooves in described installing hole is L, and described D3 and described L meets following relational expression: L=D3/2.
According to an embodiment of the present utility model, in the vertical direction, installing hole nearest with the outer edge of described fin in described multiple installing hole, the outer of corresponding annular groove are H to the distance of the outer edge of described fin, the diameter of the inner peripheral surface of described annular groove is D3, and described D3 and described H meets following relational expression: H=D3/4.
According to an embodiment of the present utility model, described fin is provided with multiple slotted fin running through described fin in the longitudinal direction.
According to an embodiment of the present utility model, in the lateral direction, two spaced described slotted fins are in the vertical direction provided with between two often adjacent described installing holes.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the heat exchanger according to the utility model embodiment;
Fig. 2 is the sectional view of the heat exchanger according to the utility model embodiment;
Fig. 3 is the structural representation of the heat exchanger according to another embodiment of the utility model.
Reference numeral:
Outer diameter D; Diameter D1; Outer diameter D 2; Diameter D3; Centre-to-centre spacing S; Distance L; Distance H;
Heat exchanger 100;
Fin 10; Installing hole 11; Flange 12; First paragraph 121; Second segment 122; Annular groove 13; First annular flange flange 131; Second annular flange flange 132; Slotted fin 14;
Heat exchanger tube 20.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
The heat exchanger 100 according to the utility model embodiment is specifically described below in conjunction with accompanying drawing.
As shown in Figure 1 to Figure 3, according to the heat exchanger 100 of the utility model embodiment, comprise: fin 10 and the heat exchanger tube 20 extended in the longitudinal direction, fin 10 is provided with the installing hole 11 of the spaced apart along the vertical direction distribution of many groups, often organize installing hole 11 and comprise multiple row installing hole spaced apart in the lateral direction 11, often row installing hole 11 comprises at least two installing holes 11 be centrally located on same vertical curve, multiple row installing hole 11 in the installing hole 11 of two adjacent groups is interspersed in the lateral direction, is provided with heat exchanger tube 20 in each installing hole 11.
Particularly, as shown in Figure 1, fin 10 extends to form as rectangular slab at fore-and-aft direction, fin 10 is provided with the installing hole 11 of two groups of spaced apart along the vertical direction distributions, often organize the installing hole 11 that installing hole 11 comprises multiple row spaced apart distribution in the lateral direction, and multiple row installing hole 11 can uniform intervals distribution in left-right direction.Often row installing hole 11 comprises being centrally located on same vertical curve of installing hole 11, two installing holes 11 of two spaced apart along the vertical direction distributions.Again as shown in Figure 3, fin 10 can be provided with the installing hole 11 of three groups of spaced apart along the vertical direction distributions.Certain fin 10 also can be arranged the installing hole 11 of more than three groups spaced apart along the vertical direction distributions, often row installing hole 11 can comprise the installing hole 11 of plural spaced apart along the vertical direction distribution.
As shown in Figure 2, in the lateral direction, the line of centres being positioned at the often row installing hole 11 of one group of installing hole 11 of top does not overlap with the line of centres of the often row installing hole 11 of the one group of installing hole 11 being positioned at below.In other words, the multiple row installing hole 11 in two adjacent groups installing hole 11 is interspersed in the lateral direction.In like manner known, the multiple row installing hole 11 in the two adjacent groups installing hole 11 in three groups of installing holes 11 in Fig. 3 is also be interspersed in the lateral direction.
It should be noted that, the distance between adjacent two installing holes 11 in every row installing hole 11 can be reduced, thus under the condition of size not increasing fin 10, the number of installing hole 11 can be increased, namely increase the quantity of the installing hole 11 that often row installing hole 11 comprises.Thus, under the condition that the thickness of the area of whole heat exchanger 100 windward side and heat exchanger 100 is substantially constant can be ensured, improve the unit volume exchange capability of heat of heat exchanger 100, reduce windage and noise, and then improve the efficiency of heat exchanger 100.Through experimental verification, the unit volume exchange capability of heat that the unit volume exchange capability of heat of the heat exchanger 100 shown in Fig. 1 can improve the heat exchanger 100 shown in about 15%, Fig. 3 can promote 12%.
Thus, according to the heat exchanger 100 of the utility model embodiment, by the multiple row installing hole 11 in the installing hole 11 of the two adjacent groups on fin 10 is interspersed in the lateral direction, and often row installing hole 11 comprises center line and is positioned at least two installing holes 11 on same vertical curve, heat exchanger tube 20 coordinates to limit fin-tube type heat exchanger 100 with fin 10 with each installing hole 11, the arrangement mode of heat exchanger tube 20 obtains optimization, under the condition that the thickness direction of the area of whole heat exchanger 100 windward side and heat exchanger 100 is substantially constant can be ensured, improve the unit volume exchange capability of heat of heat exchanger 100, reduce windage and noise, and then improve the efficiency of heat exchanger 100.
In a detailed description of the invention of the present utility model, the front end face of each installing hole 11 and/or rear end face are provided with the flange 12 extended radially outward.Further, the front surface of fin 10 and/or rear surface are provided with multiple annular groove 13, are surrounded with corresponding annular groove 13 outside each installing hole 11.
Particularly, as shown in Figure 2, the edge of installing hole 11 can extend back and be formed as the flange 12 of annular, and outside each installing hole 11, be provided with the annular groove 13 around it, a part for fin 10 can to being recessed into form annular groove 13.First annular flange flange 131 and the second annular flange flange 132 limit annular groove 13, wherein, first annular flange flange 131 extends back from the front surface of fin 10, second annular flange flange 132 is from edge the extending radially inwardly along installing hole 11 of the first annular flange flange 131, wherein, the inner space of the first annular flange flange 131 and the second annular flange flange 132 limits annular groove 13.Alternatively, the first annular flange flange 131 is roughly connected with the front surface of fin 10 is vertical, and the second annular flange flange 132 is roughly connected with the first annular flange flange 131 is vertical.In addition, flange 12 comprises first paragraph 121 and second segment 122, first paragraph 121 extends back from the edge of installing hole 11, second segment 122 from the edge of first paragraph 121 along installing hole 11 radially outward and extend back, be that arc-shaped transition connects between first paragraph 121 and second segment 122.
Thus, after heat exchanger tube 20 is coordinated with installing hole 11, the first paragraph 121 of flange 12 can contact with the outer surface forming surface of heat exchanger tube 20, thus the Assembly stability of heat exchanger tube 20 and fin 10 can be strengthened, and when heat exchanger tube 20 is inserted in installing hole 11, the second segment 122 of flange 12 can play certain guide effect, thus improves efficiency of assembling.Meanwhile, flange 12 adds the area of dissipation of fin 10, thus can improve the radiating efficiency of heat exchanger 100.In addition, annular groove 13 can increase the rigidity of structure and the structural strength of fin 10, thus fin 10 is more difficult deforms.
In a detailed description of the invention of the present utility model, the internal perisporium of annular groove 13 and the respective surfaces arc-shaped transition of fin 10.Particularly, as shown in Figure 2, the front end of flange 12 and the inner of annular groove 13 are arc-shaped transition.Thus, arc-shaped transition structure can reduce flange 12 and the stress of annular groove 13 junction, reduces the situation that stress is concentrated, thus the structure of fin 10 can be made more stable.
Alternatively, the external diameter of heat exchanger tube 20 is D, and the diameter of installing hole 11 is that D1, D and D1 meet following relational expression: D1=D+A, wherein A=0.2-0.4mm.Particularly, as shown in Figure 2, make peace the greatly diameter D1 of installing hole 11 of the diameter of the inner peripheral surface of the first paragraph 121 of flange 12 is equal.Thus, when heat exchanger tube 20 coordinates with installing hole 11, the resistance between heat exchanger tube 20 and installing hole 11 and between heat exchanger tube 20 and first paragraph 121 can be reduced, thus improve efficiency of assembling.
Alternatively, the external diameter of heat exchanger tube 20 is D, and the diameter of the outer peripheral face of flange 12 is that D2, D and D2 meet following relational expression: D2=D+B, wherein B=0.6-1.4mm.Particularly, as shown in Figure 2, the external diameter of the radial outer end of the second segment 122 of flange 12 is D2.Thus, D2 > D1, thus the second segment 122 of flange 12 can be made to have guide effect, improve the efficiency of assembling of heat exchanger tube 20 and fin 10.
Alternatively, as shown in Figure 2, the external diameter of heat exchanger tube 20 is D, and the diameter of the inner peripheral surface of annular groove 13 is that D3, D and D3 meet following relational expression: D3=D+C, wherein C=1.4-2.5mm.Alternatively, as shown in Figure 1, the external diameter of heat exchanger tube 20 is D, and the centre-to-centre spacing often organizing adjacent two row installing holes 11 in installing hole 11 is that S, D and S meet following relational expression: S=E × D, wherein E=2.2-3.2.
In a detailed description of the invention of the present utility model, the diameter of the inner peripheral surface of annular groove 13 is D3, in radial directions, the distance between the outer of adjacent two the corresponding annular grooves 13 often in row installing hole 11 is that L, D3 and L meet following relational expression: L=D3/2.Further, in the vertical direction, the outer of installing hole 11 nearest with the outer edge of fin 10 in multiple installing hole 11, corresponding annular groove 13 is H to the distance of the outer edge of fin 10, and the diameter of the inner peripheral surface of annular groove 13 is that D3, D3 and H meet following relational expression: H=D3/4.
Particularly, as shown in Figure 1, for one of top group of installing hole 11, the distance between installing hole 11 topmost and the edge of fin 10 is H=D3/4, distance between adjacent two installing holes 11 often in row installing hole 11 is L=D3/2, thus L and H meets following relational expression: L=2 × H.Thus, when multiple fin 10 is spliced to form fins set along the vertical direction mutually, can to ensure on vertical direction that the distance of two adjacent installing hole 11 in the vertical directions is equal, thus the uniformity of production technology can be met, improve the quality of production and production efficiency.
Alternatively, as shown in Figure 3, fin 10 is provided with multiple slotted fin 14 running through fin 10 in the longitudinal direction.Further, in the lateral direction, two spaced slotted fins 14 are in the vertical direction provided with between two often adjacent installing holes 11.Particularly, can by carrying out punching press to form slotted fin 14 to fin 10, the shape of slotted fin 14 is the shape such as trapezoidal, waveform or linear.
Generally speaking, according to the heat exchanger 100 of the utility model embodiment, by the multiple row installing hole 11 in the installing hole 11 of the two adjacent groups on fin 10 is interspersed in the lateral direction, and often row installing hole 11 comprises center line and is positioned at least two installing holes 11 on same vertical curve, heat exchanger tube 20 coordinates to limit fin-tube type heat exchanger 100 with fin 11 with each installing hole 11, the arrangement mode of heat exchanger tube 20 obtains optimization, under the condition that the thickness direction of the area of whole heat exchanger 100 windward side and heat exchanger 100 is substantially constant can be ensured, improve the unit volume exchange capability of heat of heat exchanger 100, reduce windage and noise, and then improve the efficiency of heat exchanger 100.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (12)
1. a heat exchanger, it is characterized in that, comprise: fin and the heat exchanger tube extended in the longitudinal direction, described fin is provided with the installing hole of the spaced apart along the vertical direction distribution of many groups, often organize described installing hole and comprise multiple row installing hole spaced apart in the lateral direction, often row installing hole comprises at least two installing holes be centrally located on same vertical curve, and the multiple row installing hole in the described installing hole of two adjacent groups is interspersed in the lateral direction, is provided with described heat exchanger tube in each described installing hole.
2. heat exchanger according to claim 1, is characterized in that, front end face and/or the rear end face of each described installing hole are provided with the flange extended radially outward.
3. heat exchanger according to claim 2, is characterized in that, the front surface of described fin and/or rear surface are provided with multiple annular groove, is surrounded with corresponding described annular groove outside each described installing hole.
4. heat exchanger according to claim 3, is characterized in that, the internal perisporium of described annular groove and the respective surfaces arc-shaped transition of described fin.
5. heat exchanger according to claim 3, is characterized in that, the external diameter of described heat exchanger tube is D, and the diameter of described installing hole is D1, and described D and described D1 meets following relational expression: D1=D+A, wherein A=0.2-0.4mm.
6. heat exchanger according to claim 3, is characterized in that, the external diameter of described heat exchanger tube is D, and the diameter of the outer peripheral face of described flange is D2, and described D and described D2 meets following relational expression: D2=D+B, wherein B=0.6-1.4mm.
7. heat exchanger according to claim 3, is characterized in that, the external diameter of described heat exchanger tube is D, and the diameter of the inner peripheral surface of described annular groove is D3, and described D and described D3 meets following relational expression: D3=D+C, wherein C=1.4-2.5mm.
8. heat exchanger tube according to claim 1, is characterized in that, the external diameter of described heat exchanger tube is D, and the centre-to-centre spacing often organizing the described installing hole of adjacent two row in described installing hole is S, and described D and described S meets following relational expression: S=E × D, wherein E=2.2-3.2.
9. heat exchanger tube according to claim 1, it is characterized in that, the diameter of the inner peripheral surface of described annular groove is D3, in radial directions, distance between the outer often arranging adjacent two the corresponding annular grooves in described installing hole is L, and described D3 and described L meets following relational expression: L=D3/2.
10. heat exchanger according to claim 3, it is characterized in that, in the vertical direction, installing hole nearest with the outer edge of described fin in described multiple installing hole, the outer of corresponding annular groove are H to the distance of the outer edge of described fin, the diameter of the inner peripheral surface of described annular groove is D3, and described D3 and described H meets following relational expression: H=D3/4.
11. heat exchangers according to claim 1, is characterized in that, described fin is provided with multiple slotted fin running through described fin in the longitudinal direction.
12. heat exchangers according to claim 11, is characterized in that, in the lateral direction, are provided with two spaced described slotted fins in the vertical direction between two often adjacent described installing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420430474.5U CN204064077U (en) | 2014-07-31 | 2014-07-31 | Heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420430474.5U CN204064077U (en) | 2014-07-31 | 2014-07-31 | Heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204064077U true CN204064077U (en) | 2014-12-31 |
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ID=52205568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420430474.5U Active CN204064077U (en) | 2014-07-31 | 2014-07-31 | Heat exchanger |
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| Country | Link |
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| CN (1) | CN204064077U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154793A (en) * | 2014-07-31 | 2014-11-19 | 广东美的制冷设备有限公司 | Heat exchanger |
| CN104949561A (en) * | 2015-06-10 | 2015-09-30 | 海信（山东）空调有限公司 | Fin applied to heat exchanger |
-
2014
- 2014-07-31 CN CN201420430474.5U patent/CN204064077U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154793A (en) * | 2014-07-31 | 2014-11-19 | 广东美的制冷设备有限公司 | Heat exchanger |
| CN104949561A (en) * | 2015-06-10 | 2015-09-30 | 海信（山东）空调有限公司 | Fin applied to heat exchanger |
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