CN203454889U - Plate-fin heat exchanger core and plate-fin heat exchanger - Google Patents
Plate-fin heat exchanger core and plate-fin heat exchanger Download PDFInfo
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- CN203454889U CN203454889U CN201320464436.7U CN201320464436U CN203454889U CN 203454889 U CN203454889 U CN 203454889U CN 201320464436 U CN201320464436 U CN 201320464436U CN 203454889 U CN203454889 U CN 203454889U
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- cold
- hot
- limit
- heat exchanger
- banding bar
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Abstract
The utility model discloses a plate-fin heat exchanger core and a plate-fin heat exchanger. The plate-fin heat exchanger core comprises cold side fins, hot side fins and separating plates, wherein the cold side fins and the hot side fins are arranged in an alternating and stacking mode, and the separating plates are arranged between the adjacent cold side fins and hot side fins. Cold side sealing strips and hot side sealing strips are respectively arranged between the corresponding separating plates on the two sides of the cold side fins and the hot side fins, cold side protruding edges are respectively arranged on the portions, close to the two ends of the cold side sealing strips, on the outer surfaces of the cold side sealing strips, and hot side protruding edges are respectively arranged on the portions, close to the two ends of the hot side sealing strips, on the outer surfaces of the hot side sealing strips. The two ends of the hot side sealing strips extend to the edges corresponding to the cold side protruding edges on the cold side sealing strips, and the two ends of the hot side sealing strips and the cold side protruding edges are correspondingly welded together, so that first strip-type protruding structures for welding hot air channels are formed. The two ends of the cold side sealing strips extend to the edges of the hot side protruding edges on the hot side sealing strips, and the two ends of the cold side sealing strips and the hot side protruding edges are correspondingly welded together, so that second strip-type protruding structures for welding cold air channels are formed.
Description
Technical field
The utility model relates to a kind of plate fin type heat exchanger core body and plate fin type heat exchanger, is particularly useful for the air-conditioning system of Air Passenger A320.
Background technology
Reheater in the air-conditioning system of Air Passenger A320 is to heat for the cold airflow to separator, to guarantee not having free water to enter turbine.This reheater is actually a kind of heat exchanger, the reheater of the use in Air Passenger A320 air-conditioning system comprises heat exchanger core at present, heat exchanger core comprises that being of alternately laminated setting is undulatory cold, hot limit fin and cold for interval, the dividing plate of hot limit fin, cold, the ripple of hot limit fin is 90 ° of direction settings, cold, between dividing plate corresponding to fin both sides, hot limit, weld respectively cold, hot banding bar, cold, hot banding bar vertically meets at together, cold, hot banding bar forms cold with corresponding dividing plate respectively, zone of heat liberation, cold, the length direction of hot banding bar is consistent with the ripple trend of cold and hot limit fin respectively, cold, hot banding bar can prevent the Leakage Gas in heat exchanger core, guarantee the air-tightness of heat exchanger core.Wherein, the installation diagram of hot and cold banding bar respectively as depicted in figs. 1 and 2, hot and cold banding bar 42,41 length directions are consistent with the ripple trend of hot and cold limit fin 32,31 respectively, the direction that air-flow in fluid passage is pressed arrow indication in figure flows, direction in Fig. 1 shown in arrow is the mobile direction of cold airflow, direction in Fig. 2 shown in arrow is the mobile direction of thermal current, and the ripple height of the hot and cold limit fin in this heat exchanger is 1 mm.The rectangular flat structure that the hot and cold banding bar of this heat exchanger core is surfacing, the rectangular structure that is surfacing by the heat exchanger core that forms after being welded, reheater is hot and cold air channel to be welded on to the hot and cold banding bar intersection of core, heat exchanger body side surface, because the surfacing of hot and cold banding bar, thickness are less, while welding hot and cold pipeline, be easy to strip of paper used for sealing burn through, cause heat exchanger core to leak, affect the air-tightness of heat exchanger core.
Summary of the invention
The purpose of this utility model is to provide a kind of plate fin type heat exchanger core body that is not easy burn through when the hot and cold air channel of welding.Meanwhile, the utility model also provides a kind of plate fin type heat exchanger that uses this plate fin type heat exchanger core body.
For achieving the above object, plate fin type heat exchanger core body of the present utility model adopts following technical scheme: a kind of plate fin type heat exchanger core body, comprise the cold of alternately laminated setting, hot limit fin and be arranged on adjacent cold, dividing plate between the fin of hot limit, cold, between dividing plate corresponding to fin both sides, hot limit, be respectively equipped with cold, hot banding bar, on position near cold banding bar two ends on the outer surface of described cold banding bar, be respectively equipped with convex edge, cold limit, on position near hot banding bar two ends on the outer surface of described hot banding bar, be respectively equipped with convex edge, hot limit, the two ends of described hot banding bar all extend to the edge of convex edge, cold limit on corresponding cold banding bar, Yu Lengbian convex edge, the two ends correspondence of hot banding bar welds together the first bar shaped bulge-structure that is jointly formed for sweating heat air channel, the two ends of described cold banding bar all extend to the edge of convex edge, hot limit on hot banding bar, and Yu Rebian convex edge, the two ends correspondence of cold banding bar welds together the second bar shaped bulge-structure that is jointly formed for welding cold air duct.
Described hot and cold limit fin is equal corrugated fin, and the ripple height of hot and cold limit fin is 1.3mm.
Plate fin type heat exchanger of the present utility model adopts following technical scheme: a kind of plate fin type heat exchanger, comprise plate fin type heat exchanger core body and be welded on the cold of plate fin type heat exchanger core body side, hot-flow flue, plate fin type heat exchanger core body comprises the cold of alternately laminated setting, hot limit fin and be arranged on adjacent cold, dividing plate between the fin of hot limit, cold, between dividing plate corresponding to fin both sides, hot limit, be respectively equipped with cold, hot banding bar, on position near cold banding bar two ends on the outer surface of described cold banding bar, be respectively equipped with convex edge, cold limit, on position near hot banding bar two ends on the outer surface of described hot banding bar, be respectively equipped with convex edge, hot limit, the two ends of described hot banding bar all extend to the edge of convex edge, cold limit on corresponding cold banding bar, Yu Lengbian convex edge, the two ends correspondence of hot banding bar welds together the first bar shaped bulge-structure that is jointly formed for sweating heat air channel, the two ends of described cold banding bar all extend to the edge of convex edge, hot limit on hot banding bar, and Yu Rebian convex edge, the two ends correspondence of cold banding bar welds together the second bar shaped bulge-structure that is jointly formed for welding cold air duct.
Described hot and cold limit fin is corrugated fin, and the ripple height of hot and cold limit fin is 1.3mm.
The common first bar shaped bulge-structure that forms in convex edge, cold limit on cold banding bar of the present utility model and the edge of hot banding bar, the common second bar shaped bulge-structure that forms in the convex edge, hot limit on hot banding bar and the edge of cold banding bar.When follow-up hot-flow flue welding, hot-flow flue is placed in to a side of the cold banding bar of plate fin type heat exchanger core body, hot-flow flue is welded on the end face of the first bar shaped bulge-structure; During welding cold air duct, cold air duct is placed in to a side of the hot banding bar of plate fin type heat exchanger core body, cold air duct is welded on the end face of the second bar shaped bulge-structure.Because hot and cold air channel is that to be welded on respectively first, second strip bulge structural, therefore plate fin type heat exchanger core body of the present utility model is not easy burn through when the hot and cold air channel of welding.
Further, the ripple height of fin is 1.3mm, compares with the fin of the heat exchanger core of prior art, has significantly improved flow-disturbing effect, makes that gas in core body mixes fully, temperature is even, thereby improves heat exchanger effectiveness.
Accompanying drawing explanation
Fig. 1 is the installation diagram of the cold banding bar of prior art heat exchanger core;
Fig. 2 is the installation diagram of the hot banding bar of prior art heat exchanger core;
Fig. 3 is the front view (saving cold air duct in figure) of a kind of embodiment of the utility model plate fin type heat exchanger;
Fig. 4 is the left view (saving hot-flow flue in figure) of plate fin type heat exchanger shown in Fig. 3;
Fig. 5 is the B-B cutaway view of plate fin type heat exchanger core body in Fig. 3;
Fig. 6 is the A-A cutaway view of plate fin type heat exchanger core body in Fig. 4;
Fig. 7 is the structural representation of the cold banding bar in Fig. 4;
Fig. 8 is the top view of Fig. 7;
Fig. 9 is the structural representation of the hot banding bar in Fig. 3;
Figure 10 is the top view of Fig. 9;
Figure 11 is the partial enlarged drawing of the fin in Fig. 3.
The specific embodiment
A kind of embodiment of the utility model plate fin type heat exchanger is as shown in Fig. 3 to Figure 11, plate fin type heat exchanger comprises plate fin type heat exchanger core body 1 and is welded on the cold of plate fin type heat exchanger core body side, hot- flow flue 3, 2, plate fin type heat exchanger core body comprises that being of alternately laminated setting is undulatory cold, hot limit fin 12, 11 and be arranged on adjacent cold, dividing plate (not shown) between the fin of hot limit, cold, hot limit fin 12, 11 ripple is 90 ° of direction settings, cold, hot limit fin 12, between dividing plate corresponding to 11 both sides, be welded with respectively cold, hot banding bar 22, 21, cold, hot banding bar vertically meets at together, cold, hot banding bar forms cold with corresponding dividing plate respectively, zone of heat liberation, cold, hot banding bar 22, 21 length direction is respectively with cold, hot limit fin 12, 11 ripple trend is consistent.On position near cold banding bar two ends on the outer surface of each cold banding bar 22, be respectively equipped with convex edge, cold limit 5, on position near hot banding bar two ends on the outer surface of each hot banding bar 21, be respectively equipped with convex edge, hot limit 4, the two ends of each hot banding bar 21 extend to the edge of convex edge, cold limit 5 on each cold banding bar 22 respectively, Yu Lengbian convex edge, two ends 5 correspondences of hot banding bar 21 weld together the first bar shaped bulge-structure that is jointly formed for sweating heat air channel, the two ends of each cold banding bar 22 extend to the edge of convex edge, hot limit 4 on each hot banding bar 21 respectively, Yu Rebian convex edge, two ends 4 correspondences of cold banding bar 22 weld together the second bar shaped bulge-structure that is jointly formed for welding cold air duct.
During sweating heat air channel, hot-flow flue 2 is welded on the end face of the first bar shaped bulge-structure; During welding cold air duct, cold air duct 3 is welded on the end face of the second bar shaped bulge-structure.Because hot and cold air channel is that to be welded on respectively first, second strip bulge structural, so the plate fin type heat exchanger core body of the present embodiment is not easy burn through when the hot and cold air channel of welding.
For strengthening flow-disturbing effect, improving heat exchanger effectiveness, the ripple height design of the hot and cold limit fin in the present embodiment is 1.3mm.Certainly, in the specific implementation, can select according to actual conditions the hot and cold limit fin of suitable ripple height.
In other embodiment of the utility model plate fin type heat exchanger, hot and cold limit fin can not adopt corrugated fin, also can adopt plain fin or serrated fin.
The embodiment of the utility model plate fin type heat exchanger core body is identical with the structure of plate fin type heat exchanger core body in the utility model plate fin type heat exchanger embodiment, repeats no more herein.
Claims (4)
1. a plate fin type heat exchanger core body, comprise the cold of alternately laminated setting, hot limit fin and be arranged on adjacent cold, dividing plate between the fin of hot limit, cold, between dividing plate corresponding to fin both sides, hot limit, be respectively equipped with cold, hot banding bar, it is characterized in that: on the position near cold banding bar two ends on the outer surface of described cold banding bar, be respectively equipped with convex edge, cold limit, on position near hot banding bar two ends on the outer surface of described hot banding bar, be respectively equipped with convex edge, hot limit, the two ends of described hot banding bar all extend to the edge of convex edge, cold limit on corresponding cold banding bar, Yu Lengbian convex edge, the two ends correspondence of hot banding bar welds together the first bar shaped bulge-structure that is jointly formed for sweating heat air channel, the two ends of described cold banding bar all extend to the edge of convex edge, hot limit on hot banding bar, and Yu Rebian convex edge, the two ends correspondence of cold banding bar welds together the second bar shaped bulge-structure that is jointly formed for welding cold air duct.
2. a kind of plate fin type heat exchanger core body according to claim 1, is characterized in that: described hot and cold limit fin is corrugated fin, and the ripple height of hot and cold limit fin is 1.3mm.
3. a plate fin type heat exchanger, comprise plate fin type heat exchanger core body and be welded on the cold of plate fin type heat exchanger core body side, hot-flow flue, plate fin type heat exchanger core body comprises the cold of alternately laminated setting, hot limit fin and be arranged on adjacent cold, dividing plate between the fin of hot limit, cold, between dividing plate corresponding to fin both sides, hot limit, be respectively equipped with cold, hot banding bar, it is characterized in that: on the position near cold banding bar two ends on the outer surface of described cold banding bar, be respectively equipped with convex edge, cold limit, on position near hot banding bar two ends on the outer surface of described hot banding bar, be respectively equipped with convex edge, hot limit, the two ends of described hot banding bar all extend to the edge of convex edge, cold limit on corresponding cold banding bar, Yu Lengbian convex edge, the two ends correspondence of hot banding bar welds together the first bar shaped bulge-structure that is jointly formed for sweating heat air channel, the two ends of described cold banding bar all extend to the edge of convex edge, hot limit on hot banding bar, and Yu Rebian convex edge, the two ends correspondence of cold banding bar welds together the second bar shaped bulge-structure that is jointly formed for welding cold air duct.
4. a kind of plate fin type heat exchanger according to claim 3, is characterized in that: described hot and cold limit fin is corrugated fin, and the ripple height of hot and cold limit fin is 1.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464436.7U CN203454889U (en) | 2013-07-26 | 2013-07-26 | Plate-fin heat exchanger core and plate-fin heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464436.7U CN203454889U (en) | 2013-07-26 | 2013-07-26 | Plate-fin heat exchanger core and plate-fin heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN203454889U true CN203454889U (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320464436.7U Expired - Fee Related CN203454889U (en) | 2013-07-26 | 2013-07-26 | Plate-fin heat exchanger core and plate-fin heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959029A (en) * | 2017-03-30 | 2017-07-18 | 贵州永红航空机械有限责任公司 | A kind of fin heat exchanger core of new seal structure |
-
2013
- 2013-07-26 CN CN201320464436.7U patent/CN203454889U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959029A (en) * | 2017-03-30 | 2017-07-18 | 贵州永红航空机械有限责任公司 | A kind of fin heat exchanger core of new seal structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20180726 |