CN206399265U - Heat exchanger and air-conditioning equipment - Google Patents
Heat exchanger and air-conditioning equipment Download PDFInfo
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- CN206399265U CN206399265U CN201620520868.9U CN201620520868U CN206399265U CN 206399265 U CN206399265 U CN 206399265U CN 201620520868 U CN201620520868 U CN 201620520868U CN 206399265 U CN206399265 U CN 206399265U
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Abstract
The utility model discloses a kind of heat exchanger and air-conditioning equipment, heat exchanger includes fin, and the fin includes：The flow direction of front-seat fin and heel row fin, front-seat fin and heel row fin along the heat transferring medium for flowing through fin is sequentially distributed, and windage of the windage less than heel row fin of front-seat fin.In heat exchanger disclosed in the utility model, because the windage of front-seat fin is less than the windage of heel row fin, heat exchanging medium flow is then reduced through loss amount during front-seat fin, correspondingly, increase the heat transferring medium amount for flowing through heel row fin, so as to increase the heat exchange amount of heel row fin and heat transferring medium, the heat transfer effect of heat exchanger is improved.
Description
Technical field
The utility model is related to fin technical field of heat dissipation, more specifically to a kind of heat exchanger and air-conditioning equipment.
Background technology
With the continuous improvement of national energy-saving standard, the energy saving of air-conditioning equipment is increasingly taken seriously.In air-conditioning equipment,
The heat transfer effect of heat exchanger influences the energy saving of air-conditioning equipment.
At present, the heat exchanger in air-conditioning equipment is mainly fin-tube type heat exchanger, and heat exchanger is by setting fin to be changed to improve
Fin in thermal effect, and heat exchanger is of the same race type.
Fin mainly has plain film, corrugated plate, bridge piece and the windowing type of piece four.Due to bridge piece and the heat transfer effect of windowing piece
Preferably, heat exchanger is mainly using bridge piece or windowing piece.But, the windage of bridge piece and windowing piece is larger, any two fin
Windage is identical, with the flow direction of heat transferring medium, and the heat transferring medium for flowing through fin is gradually decreased, then the fin and heat transferring medium of heel row
Heat exchange amount it is smaller, cause the heat transfer effect of heat exchanger poor.
In summary, how to increase the heat exchange amount of heel row fin and heat transferring medium, to improve the overall performance of heat exchanger, be
Current those skilled in the art's urgent problem to be solved.
Utility model content
The purpose of this utility model is to provide the heat exchange amount of a kind of heat exchanger, increase heel row fin and heat transferring medium, to carry
The heat transfer effect of high heat exchanger.Another object of the present utility model is to provide a kind of air-conditioning equipment with above-mentioned heat exchanger.
To achieve these goals, the utility model provides following technical scheme：
A kind of heat exchanger, including fin, the fin include：Front-seat fin and heel row fin, the front-seat fin and institute
State flow direction of the heel row fin along the heat transferring medium for flowing through the fin to be sequentially distributed, and make use of various forms of fins to realize institute
The windage for stating front-seat fin is less than the windage of the heel row fin；
Wherein, the front-seat fin is plain film, and the heel row fin is bridge piece or windowing piece；
Or, the front-seat fin includes：The leading portion fin and back segment fin being sequentially connected along the flow direction of the heat transferring medium,
And the windage of the leading portion fin is less than the windage of the back segment fin, the leading portion fin is plain film, and the back segment fin is
Bridge piece, the heel row fin is windowing piece；
Or, the heat exchanger also includes：Middle row's fin between the front-seat fin and the heel row fin, and institute
The windage for stating middle row's fin is not more than the windage of the heel row fin, and the front-seat fin is plain film, and middle row's fin is bridge
Piece or windowing piece；The heel row fin is bridge piece or windowing piece；
Or, the heat exchanger also includes：Middle row's fin between the front-seat fin and the heel row fin, and institute
The windage for stating middle row's fin is not more than the windage of the heel row fin, and the windage of middle row's fin is not less than the front-seat fin
Windage, the front-seat fin be plain film, middle row's fin be plain film or bridge piece, the heel row fin be bridge piece or windowing
Piece.
Preferably, the front-seat fin includes：The leading portion fin and back segment being sequentially connected along the flow direction of the heat transferring medium
Fin, and windage of the windage less than the back segment fin of the leading portion fin, the leading portion fin is plain film, the back segment wing
Piece is bridge piece, and the heel row fin is windowing piece；
The opposite side of the number cracked of the bridge piece from a lateral bridge piece of the bridge piece is gradually decreased.
Preferably, the bridge piece is provided with some groups of cracking, group and alternate point of the heat exchanger tube through the fin of cracking
Cloth；In the group of cracking, the number cracked is followed successively by from the side of the bridge piece to the opposite side of the bridge piece：One,
Two, three.
Preferably, the number cracked of the bridge piece from the side of the bridge piece to the bridge piece in the middle part of gradually decrease.
Preferably, the bridge piece is provided with some groups of cracking, group and alternate point of the heat exchanger tube through the fin of cracking
Cloth；In the group of cracking, the number cracked from the side of the bridge piece to the bridge piece in the middle part of be followed successively by：Three, two
It is individual, one.
Preferably, in the front-seat fin, the heel row fin and middle row's fin, at least one is bridge piece；At least
Described crack of one bridge piece is symmetrical arranged on the center line of the bridge piece, and the central axis of the bridge piece is in described
The flow direction of heat transferring medium, and the bridge piece central axis in the axis of the heat exchanger tube through the fin.
Preferably, the bridge piece is provided with some groups of cracking, and the group of cracking distributes alternately with the heat exchanger tube；It is described to crack
In group, the number cracked is followed successively by from the side of the bridge piece to the opposite side of the bridge piece：Three, two, one, two
It is individual and three.
Preferably, the width of the fenestration of the windowing piece is from the side of the windowing piece to the middle part of the windowing piece
It is gradually reduced.
Preferably, the fenestration is symmetrical arranged on the center line of the windowing piece, the center line of the windowing piece
Perpendicular to the flow direction of the heat transferring medium, and the windowing piece central axis in the axle of the heat exchanger tube through the fin
Line.
Based on the heat exchanger of above-mentioned offer, the utility model additionally provides a kind of air-conditioning equipment, and the air-conditioning equipment includes changing
Hot device, the heat exchanger is the heat exchanger described in above-mentioned any one.
In the heat exchanger that the utility model is provided, because the windage of front-seat fin is less than the windage of heel row fin, then reduce
Heat exchanging medium flow correspondingly, increases the heat transferring medium amount for flowing through heel row fin, so as to increase through loss amount during front-seat fin
The big heat exchange amount of heel row fin and heat transferring medium, improves the heat transfer effect of heat exchanger.
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing used required in description is briefly described, it should be apparent that, drawings in the following description are only that this practicality is new
The embodiment of type, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to carrying
The accompanying drawing of confession obtains other accompanying drawings.
A kind of distribution map of fin in the heat exchanger that Fig. 1 provides for the utility model embodiment；
A kind of distribution map of fin in the heat exchanger that Fig. 2 provides for the utility model embodiment；
Another distribution map of fin in the heat exchanger that Fig. 3 provides for the utility model embodiment.
In figure 1 above -3：
1 be front-seat fin, 2 be middle row's fin, 3 be heel row fin, 4 be heat exchanger tube, 5 to crack, 6 be fenestration.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is entered
Row is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
As Figure 1-3, the heat exchanger that the utility model embodiment is provided, including fin, the fin include：Front-seat fin
1 and heel row fin 3, the front-seat flow direction of fin 1 and heel row fin 3 along the heat transferring medium for flowing through fin is sequentially distributed, and front-seat wing
The windage of piece 1 is less than the windage of heel row fin 3.
It should be noted that the heat exchanger tube 4 of heat exchanger runs through fin；The heat transferring medium for flowing through fin can be gas, also may be used
For liquid.It is different from the heat transferring medium for flowing through heat exchanger tube 4 to flow through the heat transferring medium of fin.
In the heat exchanger that the utility model embodiment is provided, because the windage of front-seat fin 1 is less than the wind of heel row fin 3
Resistance, then reduce heat exchanging medium flow through loss amount during front-seat fin 1, correspondingly, increase heat exchange Jie for flowing through heel row fin 3
Quality, so as to increase the heat exchange amount of heel row fin 3 and heat transferring medium, improves the heat transfer effect of heat exchanger.
Preferably, above-mentioned front-seat fin 1 is plain film, and heel row fin 3 is bridge piece or windowing piece.So, take full advantage of
The advantage of various forms of fins, reduces the windage of front-seat fin 1, and increase flows through the flow of the heat transferring medium of heel row fin 3, from
And improve the heat transfer effect of heat exchanger.
Certainly, it is that corrugated plate, heel row fin 3 are bridge piece or windowing piece that front-seat fin 1, which also may be selected, simply corrugated plate
Windage is larger, and the heat transferring medium amount increase for flowing through heel row fin 3 is less.It is plain film, heel row wing that above-mentioned front-seat fin 1, which also may be selected,
Piece 3 is corrugated plate, and simply the radiating effect of corrugated plate is poor.
In above-mentioned heat exchanger, it is that bridge piece, heel row fin 3 are windowing piece that front-seat fin 1, which also may be selected,.Due to the windage of bridge piece
More than the windage of plain film, therefore, this distribution mode is poor for the distribution mode of plain film relative to front-seat fin 1.
In above-mentioned heat exchanger, front-seat fin 1 also may be selected and is formed by two kinds of different fin structures, specifically, front-seat wing
Piece 1 includes：The leading portion fin and back segment fin being sequentially connected along the flow direction of heat transferring medium, and the windage of leading portion fin is less than back segment
The windage of fin.It is understood that the windage of back segment fin is less than the windage of heel row fin 3.
Preferably, leading portion fin is plain film, and back segment fin is bridge piece, and heel row fin 3 is windowing piece, as shown in Figure 3.
In above-mentioned heat exchanger, 5 opposite side of number from a lateral bridge piece of bridge piece of cracking of bridge piece is gradually decreased.Can be with
Understand, the both sides of bridge piece are sequentially distributed along the flow direction of heat transferring medium.
Above-mentioned bridge piece structure does not interrupt the heat conduction of heat exchanger tube 4 and fin, can lift the heat transfer effect of fin.
Further, bridge piece is provided with some groups of cracking, and group of cracking distributes alternately with heat exchanger tube 4；In group of cracking, 5 are cracked
Opposite side of the number from the side of bridge piece to bridge piece is followed successively by：One, two, three.As shown in Figure 3.
Certainly, it is plain film that leading portion fin, which also may be selected, and back segment fin is corrugated plate, and heel row fin 3 is windowing piece；Or it is preceding
Section fin is plain film, and back segment fin is corrugated plate, and heel row fin 3 is bridge piece；Or leading portion fin is corrugated plate, back segment fin is
Bridge piece, heel row fin 3 is windowing piece.
The specific number of above-mentioned front-seat fin 1 and heel row fin 3, can be designed according to actual needs, for example, front-seat wing
Piece 1 and heel row fin 3 are a row, and either front-seat fin 1 is a row, heel row fin 3 at least two rows or front-seat fin 1
At least two rows, heel row fin 3 are a row, or front-seat fin 1 and heel row fin 3 are at least two rows.
Further, above-mentioned heat exchanger also includes：Middle row's fin 2 between front-seat fin 1 and heel row fin 3, and
The windage of middle row's fin 2 is not more than the windage of heel row fin 3.Wherein, the windage of middle row's fin 2 is less than or equal to heel row fin
3 windage is in such manner, it is possible to further increase the flow for the heat transferring medium for flowing through heel row fin 3, so as to improve heel row fin 3 with changing
The heat exchange amount of thermal medium.
It for the number of middle row's fin 2, can according to actual needs be designed, can be one, two or more, this reality
This is not limited with new embodiment.
Preferably, above-mentioned front-seat fin 1 be plain film, middle row's fin 2 be bridge piece or windowing piece, heel row fin 3 be bridge piece or
Open a window piece.Specifically, front-seat fin 1 is plain film, and middle row's fin 2 is bridge piece, and heel row fin 3 is windowing piece, as shown in Figure 2；Or
Person front row fin 1 is plain film, and middle row's fin 2 is bridge piece, and heel row fin 3 is bridge piece, as shown in figure 1, the now bridge of middle row's fin 2
Chip architecture can be identical with the bridge piece structure of heel row fin 3, also can be different, i.e., the windage of the two can be identical, also can be different；Front-seat wing
Piece 1 is plain film, and middle row's fin 2 is windowing piece, and heel row fin 3 is the windowing chip architecture and heel row of windowing piece, now middle row's fin 2
The windowing chip architecture of fin 3 can be identical, also can be different, i.e., the windage of the two can be identical, also can be different.
Further, the windage of middle row's fin 2 is not less than the windage of front-seat fin 1, i.e., in arrange fin 2 windage be equal to or
Person is more than the windage of front-seat fin 1.This way it is ensured that the steady flow of heat transferring medium.
Preferably, front-seat fin 1 is plain film, and middle row's fin 2 is plain film or bridge piece, and heel row fin 3 is bridge piece or windowing piece.
Specifically, front-seat fin 1 is plain film, and middle row's fin 2 is plain film, and heel row fin 3 is bridge piece；Or front-seat fin 1 is plain film,
Middle row's fin 2 is plain film, and heel row fin 3 is the plain film knot of windowing piece, the now flat structures of middle row's fin 2 and front-seat fin 1
Structure can be identical, also can be different, i.e., the windage of the two can be identical, also can be different；Or front-seat fin 1 is plain film, middle row's fin 2 is
Bridge piece, heel row fin 3 is bridge piece, and now the bridge piece structure of middle row's fin 2 and the bridge piece structure of heel row fin 3 can be identical, also may be used
Difference, the i.e. windage of the two can be identical, also can be different；Or front-seat fin 1 is plain film, middle row's fin 2 is bridge piece, heel row fin
3 be windowing piece.
In above-mentioned heat exchanger, bridge piece crack 5 number from the side of bridge piece to bridge piece in the middle part of gradually decrease.Above-mentioned bridge
Chip architecture does not interrupt the heat conduction of heat exchanger tube 4 and fin, can lift the heat transfer effect of fin.
Further, bridge piece is provided with some groups of cracking, and group of cracking distributes alternately with the heat exchanger tube 4 through fin；Crack group
In, crack 5 number from the side of bridge piece to bridge piece in the middle part of be followed successively by：Three, two, one.
Preferably, in above-mentioned front-seat fin 1, heel row fin 3 and middle row's fin 2, at least one is bridge piece；At least one bridge
Cracking for piece 5 is symmetrical arranged on the center line of bridge piece, and the central axis of bridge piece is in the flow direction of heat transferring medium, and in bridge piece
Axis of the heart line perpendicular to the heat exchanger tube 4 through fin.
Above-mentioned bridge piece structure does not interrupt the heat conduction of heat exchanger tube 4 and fin, can lift the heat transfer effect of fin.
In above-mentioned heat exchanger, when heel row fin 3 and middle row's fin 2 are bridge piece, heel row fin 3 and middle row's fin 2
Bridge piece structure can be identical, also can be different.
Preferably, bridge piece is provided with some groups of cracking, and group of cracking distributes alternately with the heat exchanger tube 4 through fin；In group of cracking,
5 opposite side of the number from the side of bridge piece to bridge piece of cracking is followed successively by：Three, two, one, two and three, such as Fig. 1 and
Shown in Fig. 2.It is understood that the both sides of bridge piece are sequentially distributed along the flow direction of heat transferring medium.Above-mentioned bridge piece structure is not interrupted
The heat conduction of heat exchanger tube 4 and fin, can lift the heat transfer effect of fin.
In above-mentioned heat exchanger, in order to further improve heat transfer effect, the width of the fenestration 6 of above-mentioned windowing piece opens a window certainly
The side of piece to windowing piece in the middle part of be gradually reduced, as Figure 2-3.It should be noted that the width of fenestration 6 hangs down
The straight axis in heat exchanger tube 4 and the flow direction perpendicular to heat transferring medium.
Further, fenestration 6 is symmetrical arranged on the center line for the piece that opens a window, and the central axis for the piece that opens a window is in heat exchange
The flow direction of medium, and windowing piece central axis in the axis of the heat exchanger tube 4 through fin, as Figure 2-3.So, enter
One step improves heat transfer effect.
In above-mentioned heat exchanger, heat exchanger tube 4 runs through fin, and the section of heat exchanger tube 4 is circle, for the ease of producing and installing,
In prioritizing selection heat exchanger, the caliber of any two heat exchanger tube 4 is equal.
The heat exchanger provided based on above-described embodiment, the utility model embodiment additionally provides a kind of air-conditioning equipment, the sky
Equipment is adjusted to include heat exchanger, the heat exchanger is the heat exchanger described in above-described embodiment.
Because above-mentioned heat exchanger has above-mentioned technique effect, above-mentioned air-conditioning equipment has above-mentioned heat exchanger, then this practicality is new
The air-conditioning equipment that type embodiment is provided also has corresponding technique effect, repeats no more herein.
The foregoing description of the disclosed embodiments, enables those skilled in the art to realize or use the utility model.
A variety of modifications to these embodiments will be apparent for a person skilled in the art, general original as defined herein
Reason can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Therefore, this practicality is new
Type is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase
Consistent most wide scope.
Claims (10)
1. a kind of heat exchanger, including fin, it is characterised in that the fin includes：Front-seat fin (1) and heel row fin (3), institute
State the flow direction of front-seat fin (1) and the heel row fin (3) along the heat transferring medium for flowing through the fin to be sequentially distributed, and make use of
Various forms of fins realize that the windage of the front-seat fin (1) is less than the windage of the heel row fin (3)；
Wherein, the front-seat fin (1) is plain film, and the heel row fin (3) is bridge piece or windowing piece；
Or, the front-seat fin (1) includes：The leading portion fin and back segment fin being sequentially connected along the flow direction of the heat transferring medium,
And the windage of the leading portion fin is less than the windage of the back segment fin, the leading portion fin is plain film, and the back segment fin is
Bridge piece, the heel row fin (3) is windowing piece；
Or, the heat exchanger also includes：Middle row's fin between the front-seat fin (1) and the heel row fin (3)
(2), and the windage of middle row's fin (2) is not more than the windage of the heel row fin (3), the front-seat fin (1) is plain film,
Middle row's fin (2) is bridge piece or windowing piece；The heel row fin (3) is bridge piece or windowing piece；
Or, the heat exchanger also includes：Middle row's fin between the front-seat fin (1) and the heel row fin (3)
, and the windage of middle row's fin (2) is not more than the windage of the heel row fin (3), the windage of middle row's fin (2) (2)
Not less than the windage of the front-seat fin (1), the front-seat fin (1) is plain film, and middle row's fin (2) is plain film or bridge
Piece, the heel row fin (3) is bridge piece or windowing piece.
2. heat exchanger according to claim 1, it is characterised in that
The front-seat fin (1) includes：The leading portion fin and back segment fin being sequentially connected along the flow direction of the heat transferring medium, and institute
The windage for stating leading portion fin is less than the windage of the back segment fin, and the leading portion fin is plain film, and the back segment fin is bridge piece,
The heel row fin (3) is windowing piece；
The opposite side of number from the lateral bridge piece of the bridge piece of the cracking of the bridge piece (5) is gradually decreased.
3. heat exchanger according to claim 2, it is characterised in that the bridge piece is provided with some groups of cracking, the group of cracking
Distributed alternately with the heat exchanger tube (4) through the fin；In the group of cracking, it is described crack (5) number from the bridge piece
Side to the opposite side of the bridge piece is followed successively by：One, two, three.
4. heat exchanger according to claim 1, it is characterised in that the number of the cracking of the bridge piece (5) is from the bridge piece
Side gradually decreased in the middle part of the bridge piece.
5. heat exchanger according to claim 4, it is characterised in that the bridge piece is provided with some groups of cracking, the group of cracking
Distributed alternately with the heat exchanger tube (4) through the fin；In the group of cracking, it is described crack (5) number from the bridge piece
It is followed successively by the middle part of side to the bridge piece：Three, two, one.
6. heat exchanger according to claim 4, it is characterised in that the front-seat fin (1), the heel row fin (3) and
In middle row's fin (2), at least one is bridge piece；The described of at least one bridge piece cracks (5) on the bridge piece
Center line is symmetrical arranged, and the central axis of the bridge piece hangs down in the flow direction of the heat transferring medium, and the center line of the bridge piece
Directly in the axis of the heat exchanger tube (4) through the fin.
7. heat exchanger according to claim 6, it is characterised in that the bridge piece is provided with some groups of cracking, the group of cracking
Distributed alternately with the heat exchanger tube (4)；In the group of cracking, it is described crack (5) number from the side of the bridge piece to described
The opposite side of bridge piece is followed successively by：Three, two, one, two and three.
8. heat exchanger according to claim 1, it is characterised in that the width of the fenestration (6) of the windowing piece is from institute
State windowing piece side to it is described windowing piece in the middle part of be gradually reduced.
9. heat exchanger according to claim 8, it is characterised in that the fenestration (6) is in the windowing piece
Heart line is symmetrical arranged, and the central axis of the windowing piece is in the flow direction of the heat transferring medium, and the center line of the windowing piece
Perpendicular to the axis of the heat exchanger tube (4) through the fin.
10. a kind of air-conditioning equipment, including heat exchanger, it is characterised in that the heat exchanger is such as any one in claim 1-9
Described heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620520868.9U CN206399265U (en) | 2016-05-31 | 2016-05-31 | Heat exchanger and air-conditioning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620520868.9U CN206399265U (en) | 2016-05-31 | 2016-05-31 | Heat exchanger and air-conditioning equipment |
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| Publication Number | Publication Date |
|---|---|
| CN206399265U true CN206399265U (en) | 2017-08-11 |
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ID=59506465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620520868.9U Active CN206399265U (en) | 2016-05-31 | 2016-05-31 | Heat exchanger and air-conditioning equipment |
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| Country | Link |
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| CN (1) | CN206399265U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726322A (en) * | 2019-11-19 | 2020-01-24 | 广东美的暖通设备有限公司 | Cooling fin for heat exchanger, cooling assembly and refrigeration equipment |
-
2016
- 2016-05-31 CN CN201620520868.9U patent/CN206399265U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726322A (en) * | 2019-11-19 | 2020-01-24 | 广东美的暖通设备有限公司 | Cooling fin for heat exchanger, cooling assembly and refrigeration equipment |
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