US2025102241A1PendingUtilityA1
Heat exchanger, bent heat exchanger and air conditioning system
Est. expirySep 27, 2043(~17.2 yrs left)· nominal 20-yr term from priority
F28F 2009/0285F28D 1/05383F28F 17/005F28F 1/022F28F 2210/08F28F 1/34F28F 1/32F28D 1/05375F28D 1/05391F28D 1/05366F28F 1/325F28D 1/0476
62
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Claims
Abstract
A heat exchanger, a bent heat exchanger formed by bending the heat exchanger, and an air conditioning system having the heat exchanger or the bent heat exchanger. The heat exchanger includes: a plurality of rows of heat exchange tubes arranged in a first direction; and a plurality of fins arranged in a second direction perpendicular to the first direction. Each of the plurality of fins includes a fin body and a plurality of heat exchange tube slots formed in the fin body, one or more heat exchange tubes of each row of heat exchange tubes of the plurality of rows of heat exchange tubes being inserted into one heat exchange tube slot of the plurality of heat exchange tube slots; and a length of at least one heat exchange tube slot of the plurality of heat exchange tube slots of at least one fin of the plurality of fins in a third direction perpendicular to the first direction and the second direction is greater than a heat exchange tube size of the row of heat exchange tubes inserted into the at least one heat exchange tube slot in the third direction to form a gap for passage of water in the at least one heat exchange tube slot, thereby improving the performance of the heat exchanger, bent heat exchanger and air conditioning system.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . A heat exchanger comprising:
a plurality of rows of heat exchange tubes arranged in a first direction, each row of heat exchange tubes comprising one heat exchange tube or a plurality of heat exchange tubes; and a plurality of fins arranged in a second direction perpendicular to the first direction, wherein each of the plurality of fins comprises a fin body and a plurality of heat exchange tube slots formed in the fin body, the one heat exchange tube of each row of heat exchange tubes of the plurality of rows of heat exchange tubes being inserted into one heat exchange tube slot of the plurality of heat exchange tube slots, or, the plurality of heat exchange tubes of each row of heat exchange tubes of the plurality of rows of heat exchange tubes being inserted into one heat exchange tube slot of the plurality of heat exchange tube slots; and a length of at least one heat exchange tube slot, in a third direction perpendicular to the first direction and the second direction, of the plurality of heat exchange tube slots of at least one fin of the plurality of fins is greater than a heat exchange tube size of the row of heat exchange tubes inserted into the at least one heat exchange tube slot in the third direction to form a gap for passage of water in the at least one heat exchange tube slot; in the case that the row of heat exchange tubes comprises the one heat exchange tube, the heat exchange tube size is a size of the one heat exchange tube in the third direction, and in the case that the row of heat exchange tubes comprises the plurality of heat exchange tubes, the heat exchange tube size is a sum of sizes of the plurality of heat exchange tubes in the third direction.
2 . The heat exchanger according to claim 1 , wherein
the fins and the heat exchange tubes of the heat exchanger satisfy the following relationship of:
(
W
f
×
L
f
-
∑
W
s
i
T
s
i
)
×
(
P
f
-
T
f
)
[
∑
W
s
i
T
s
i
-
∑
(
T
s
i
×
∑
W
tij
)
]
×
P
f
≤
R
where, W f is a width of the fin in the third direction, L f is a length of the fin in the first direction, W si is a length of an i th heat exchange tube slot from one side to the other side of the heat exchanger in the first direction, T si is a width of the ith heat exchange tube slot from one side to the other side of the heat exchanger in the first direction, P f is a spacing between adjacent fins, T f is a thickness of the fin body of the fin, W tij is a size of a j th heat exchange tube, of the row of heat exchange tubes in the i th heat exchange tube slot from one side to the other side of the heat exchanger in the first direction, from a first side to a second side of the heat exchanger in the third direction; when the row of heat exchange tubes comprises the one heat exchange tube, j=1, and R is equal to 150.
3 . (canceled)
4 . The heat exchanger according to claim 1 , wherein
at least one row of heat exchange tubes comprises the plurality of heat exchange tubes, and there is a gap between at least two adjacent heat exchange tubes of the plurality of heat exchange tubes.
5 . The heat exchanger according to claim 1 , wherein
the heat exchange tube comprises a first tube edge and a second tube edge, the first tube edge and the second tube edge of the heat exchange tube being respectively positioned on outermost sides of the heat exchange tube in the third direction, and the heat exchanger has a first side and a second side opposite to each other in the third direction, the first tube edge of the heat exchange tube being closer to the first side of the heat exchanger than the second tube edge of the heat exchange tube in the third direction; the heat exchange tube slot of the fin has a first slot edge and a second slot edge, the first slot edge and the second slot edge of the heat exchange tube slot of the fin being respectively positioned on outermost sides of the heat exchange tube slot in the third direction, and the first slot edge of the heat exchange tube slot of the fin being closer to the first side of the heat exchanger than the second slot edge of the heat exchange tube slot of the fin in the third direction; and there is a gap in the third direction between the first slot edge of at least one heat exchange tube slot of the plurality of heat exchange tube slots of at least one fin of the plurality of fins and the first tube edge of the one heat exchange tube of the row of heat exchange tubes inserted into the at least one heat exchange tube slot, or, there is a gap in the third direction between the first slot edge of the at least one heat exchange tube slot of the plurality of heat exchange tube slots of the at least one fin of the plurality of fins and the first tube edge of one heat exchange tube, of the plurality of heat exchange tubes closest to the first slot edge, of the row of heat exchange tubes inserted into the at least one heat exchange tube slot; and/or, there is a gap in the third direction between the second slot edge of the at least one heat exchange tube slot of the plurality of heat exchange tube slots of at least one fin of the plurality of fins and the second tube edge of the one heat exchange tube of the row of heat exchange tubes inserted into the at least one heat exchange tube slot, or, there is a gap in the third direction between the second slot edge of the at least one heat exchange tube slot of the plurality of heat exchange tube slots of the at least one fin of the plurality of fins and the second tube edge of one heat exchange tube, of the plurality of heat exchange tubes closest to the second slot edge, of the row of heat exchange tubes inserted into the at least one heat exchange tube slot.
6 . (canceled)
7 . The heat exchanger according to claim 1 , wherein
the heat exchange tube comprises a first tube edge and a second tube edge, the first tube edge and the second tube edge of the heat exchange tube being respectively positioned on outermost sides of the heat exchange tube in the third direction, and the heat exchanger has a first side and a second side opposite to each other in the third direction, the first tube edge of the heat exchange tube being closer to the first side of the heat exchanger than the second tube edge of the heat exchange tube in the third direction; the heat exchange tube slot of the fin has a first slot edge and a second slot edge, the first slot edge and the second slot edge of the heat exchange tube slot of the fin being respectively positioned on outermost sides of the heat exchange tube slot in the third direction, and the first slot edge of the heat exchange tube slot of the fin being closer to the first side of the heat exchanger than the second slot edge of the heat exchange tube slot of the fin in the third direction; and the heat exchange tubes of the plurality of rows of heat exchange tubes comprise a plurality of columns of heat exchange tubes arranged in the third direction, each column of heat exchange tubes of the plurality of columns of heat exchange tubes comprising a plurality of heat exchange tubes arranged in the first direction.
8 . The heat exchanger according to claim 7 , wherein
orthogonal projections of the heat exchange tubes of two adjacent rows of heat exchange tubes in a plane perpendicular to the first direction are separated from each other in the third direction.
9 . (canceled)
10 . The heat exchanger according to claim 7 , wherein
a plurality of gaps for the drainage of water are formed between at least some heat exchange tube slots of at least some fins of the plurality of fins and the heat exchange tubes of the rows of heat exchange tubes inserted into the at least some heat exchange tube slots, the plurality of gaps comprising a plurality of columns of gaps arranged in the third direction, each column of gaps of the plurality of columns of gaps comprising a plurality of gaps arranged in the first direction.
11 . The heat exchanger according to claim 10 , wherein
the gaps in at least two adjacent heat exchange tube slots are displaced from each other in the third direction.
12 . The heat exchanger according to claim 7 , wherein
the plurality of columns of heat exchange tubes are arranged sequentially from the first side to the second side of the heat exchanger in the third direction; and there are gaps between the first slot edges of the heat exchange tube slots and the first tube edges of the heat exchange tubes of a second column of heat exchange tubes of the plurality of columns of heat exchange tubes inserted into the heat exchange tube slots in the third direction.
13 . The heat exchanger according to claim 12 , wherein
the first slot edges of the heat exchange tube slots and the first tube edges of the heat exchange tubes of a first column of heat exchange tubes of the plurality of columns of heat exchange tubes inserted into the heat exchange tube slots are substantially aligned with each other in the third direction.
14 . (canceled)
15 . (canceled)
16 . The heat exchanger according to claim 7 , wherein
the plurality of columns of heat exchange tubes are arranged sequentially from the first side to the second side of the heat exchanger in the third direction; and the first slot edges of some heat exchange tube slots, into which the heat exchange tubes of a second column of heat exchange tubes of the plurality columns of heat exchange tubes are inserted, are closer to the second side of the heat exchanger than the first slot edges of some other heat exchange tube slots, into which the heat exchange tubes of a first column of heat exchange tubes of the plurality columns of heat exchange tubes are inserted.
17 . The heat exchanger according to claim 10 , wherein
the plurality of columns of gaps are arranged sequentially from the second side to the first side of the heat exchanger in the third direction; the gaps of odd numbered columns of gaps of the plurality of columns of gaps are formed in some heat exchange tube slots of the plurality of heat exchange tube slots, and the gaps of even numbered columns of gaps of the plurality of columns of gaps are formed in some other heat exchange tube slots of the plurality of heat exchange tube slots; and the some heat exchange tube slots and the some other heat exchange tube slots are arranged alternately in the first direction.
18 . The heat exchanger according to claim 12 , wherein
the heat exchange tubes of odd numbered columns of heat exchange tubes of the plurality of columns of heat exchange tubes are provided in some heat exchange tube slots of the plurality of heat exchange tube slots, and the heat exchange tubes of even numbered columns of heat exchange tubes of the plurality of columns of heat exchange tubes are formed in some other heat exchange tube slots of the plurality of heat exchange tube slots; and the some heat exchange tube slots and the some other heat exchange tube slots are arranged alternately in the first direction.
19 . The heat exchanger according to claim 7 , wherein
the first tube edges of the heat exchange tubes of at least one column of heat exchange tubes of the plurality of columns of heat exchange tubes are substantially aligned with each other in the third direction, and/or, the second tube edges of the heat exchange tubes of the at least one column of heat exchange tubes of the plurality of columns of heat exchange tubes are substantially aligned with each other in the third direction.
20 . (canceled)
21 . The heat exchanger according to claim 1 , wherein
the heat exchange tube comprises a first tube edge and a second tube edge, the first tube edge and the second tube edge of the heat exchange tube being respectively positioned on outermost sides of the heat exchange tube in the third direction, and the heat exchanger has a first side and a second side opposite to each other in the third direction, the first tube edge of the heat exchange tube being closer to the first side of the heat exchanger than the second tube edge of the heat exchange tube in the third direction; and the first tube edge of the one heat exchange tube, or the first tube edge of at least one heat exchange tube of the plurality of heat exchange tubes, of at least one row of heat exchange tubes of the plurality of rows of heat exchange tubes and the first tube edge of the one heat exchange tube, or the first tube edge of at least one heat exchange tube of the plurality of heat exchange tubes, of at least another row of heat exchange tubes of the plurality of rows of heat exchange tubes are displaced from each other in the third direction; and/or, the second tube edge of the one heat exchange tube, or the second tube edge of the at least one heat exchange tube of the plurality of heat exchange tubes, of the at least one row of heat exchange tubes of the plurality of rows of heat exchange tubes and the second tube edge of the one heat exchange tube, or the second tube edge of the at least one heat exchange tube of the plurality of heat exchange tubes, of the at least another row of heat exchange tubes of the plurality of rows of heat exchange tubes are displaced from each other in the third direction.
22 . The heat exchanger according to claim 1 , wherein
the heat exchange tube slot of the fin has a first slot edge and a second slot edge, the first slot edge and the second slot edge of the heat exchange tube slot of the fin being respectively positioned on outermost sides of the heat exchange tube slot in the third direction, and the first slot edge of the heat exchange tube slot of the fin being closer to the first side of the heat exchanger than the second slot edge of the heat exchange tube slot of the fin in the third direction; and the first slot edge of at least one heat exchange tube slot of the plurality of heat exchange tube slots of at least one fin of the plurality of fins and the first slot edge of at least another heat exchange tube slot of the plurality of heat exchange tube slots of the at least one fin of the plurality of fins are displaced from each other in the third direction.
23 . (canceled)
24 . (canceled)
25 . The heat exchanger according to claim 7 , wherein
the first slot edges of the heat exchange tube slots of the plurality of fins are substantially aligned with each other in the third direction, and the second slot edges of the heat exchange tube slots of the plurality of fins are substantially aligned with each other in the third direction.
26 . (canceled)
27 . The heat exchanger according to claim 1 , wherein
the heat exchange tube of the plurality of rows of heat exchange tubes comprises a first end positioned on one side of the heat exchange tube in the second direction and a second end positioned on the other side of the heat exchange tube in the second direction; and the heat exchanger further comprises: a first header connected and fluidly communicated with the first ends of the heat exchange tubes of the plurality of rows of heat exchange tubes; and a second header connected and fluidly communicated with the second ends of the heat exchange tubes of the plurality of rows of heat exchange tubes.
28 . The heat exchanger according to claim 7 , wherein
the heat exchange tube of the plurality of rows of heat exchange tubes comprises a first end positioned on one side of the heat exchange tube in the second direction and a second end positioned on the other side of the heat exchange tube in the second direction; and the heat exchanger further comprises: a first header connected and fluidly communicated with the first ends of the heat exchange tubes of the plurality of columns of heat exchange tubes; and two second headers, one of the two second headers being connected and fluidly communicated with the second ends of the heat exchange tubes of at least one column of heat exchange tubes of the plurality of columns of heat exchange tubes, and the other of the two second headers being connected and fluidly communicated with the second ends of the heat exchange tubes of at least another column of heat exchange tubes of the plurality of columns of heat exchange tubes.
29 . The heat exchanger according to claim 7 , wherein
the heat exchange tube of the plurality of rows of heat exchange tubes comprises a first end positioned on one side of the heat exchange tube in the second direction and a second end positioned on the other side of the heat exchange tube in the second direction; and the heat exchanger further comprises: a connecting portion, the first ends of the heat exchange tubes of one column of heat exchange tubes of the plurality of columns of heat exchange tubes being connected and fluidly communicated with the first ends of the heat exchange tubes of another column of heat exchange tubes of the plurality of columns of heat exchange tubes by the connecting portion; and two second headers, one of the two second headers being connected and fluidly communicated with the second ends of the heat exchange tubes of the one column of heat exchange tubes, and the other of the two second headers being connected and fluidly communicated with the second ends of the heat exchange tubes of the another column of heat exchange tubes.
30 . The heat exchanger according to claim 29 , wherein
the connection portion comprises a plurality of connection tubes, the first ends of the heat exchange tubes of the one column of heat exchange tubes being connected and fluidly communicated with the first ends of the heat exchange tubes of the another column of heat exchange tubes by the plurality of connection tubes, respectively.
31 . The heat exchanger according to claim 30 , wherein
the heat exchange tube of the one column of heat exchange tubes, the connection tube and the heat exchange tube of the another column of heat exchange tubes, which are interconnected, are formed by bending one tube.
32 . The heat exchanger according to claim 7 , wherein
the heat exchange tube of the plurality of rows of heat exchange tubes comprises a first end positioned on one side of the heat exchange tube in the second direction and a second end positioned on the other side of the heat exchange tube in the second direction; and the heat exchanger further comprises: two first headers and two second headers, one of the two first headers and one of the two second headers being connected and fluidly communicated with the first ends and the second ends of the heat exchange tubes of at least one column of heat exchange tubes of the plurality of columns of heat exchange tubes, respectively, and the other of the two first headers and the other of the two second headers being connected and fluidly communicated with the first ends and the second ends of the heat exchange tubes of at least another column of heat exchange tubes of the plurality of columns of heat exchange tubes, respectively.
33 . The heat exchanger according to claim 7 , wherein
the heat exchange tubes of each column of heat exchange tubes of the plurality of columns of heat exchange tubes and the heat exchange tubes of the adjacent column of heat exchange tubes of the plurality of columns of heat exchange tubes are separated from each other in the third direction.
34 . The heat exchanger according to claim 1 , wherein
when viewed in the first direction, the fin bodies of the plurality of fins are inclined relative to the third direction.
35 . (canceled)
36 . The heat exchanger according to claim 34 , wherein
the heat exchange tube slot of the fin has a first slot edge and a second slot edge, the first slot edge and the second slot edge of the heat exchange tube slot of the fin being respectively positioned on outermost sides of the heat exchange tube slot in the third direction, and the first slot edge of the heat exchange tube slot of the fin being closer to the first side of the heat exchanger than the second slot edge of the heat exchange tube slot of the fin in the third direction; and each of the plurality of fins further comprises: a fin segment extending from an edge of on the fin body on the first side of the heat exchanger in the third direction.
37 . The heat exchanger according to claim 1 , wherein
at least two heat exchange tube slots of the plurality of heat exchange tube slots of at least one fin of the plurality of fins have substantially the same size in the third direction, and the heat exchange tubes of the rows of exchange tubes inserted into the at least two heat exchange tube slots have substantially the same size in the third direction.
38 . (canceled)
39 . (canceled)
40 . (canceled)
41 . The heat exchanger according to claim 1 , wherein
the heat exchange tube slot of the fin has a first slot edge and a second slot edge, the first slot edge and the second slot edge of the heat exchange tube slot of the fin being respectively positioned on outermost sides of the heat exchange tube slot in the third direction, and the first slot edge of the heat exchange tube slot of the fin being closer to the first side of the heat exchanger than the second slot edge of the heat exchange tube slot of the fin in the third direction; and the heat exchange tube slot of the plurality of fins has an opening towards the second side of the heat exchanger.
42 . (canceled)
43 . (canceled)
44 . A bent heat exchanger, wherein
the bent heat exchanger is formed by bending the heat exchanger according to claim 1 .
45 . An air conditioning system comprising:
the heat exchanger according to claim 1 or the bent heat exchanger wherein the bent heat exchanger is formed by bending the heat exchanger.Join the waitlist — get patent alerts
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