CN206420334U - fin type air heat exchanger - Google Patents
fin type air heat exchanger Download PDFInfo
- Publication number
- CN206420334U CN206420334U CN201720018721.4U CN201720018721U CN206420334U CN 206420334 U CN206420334 U CN 206420334U CN 201720018721 U CN201720018721 U CN 201720018721U CN 206420334 U CN206420334 U CN 206420334U
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- CN
- China
- Prior art keywords
- radiating tube
- fin
- heat exchanger
- type air
- air heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of fin type air heat exchanger, including housing, some fins being arranged on housing and at least one set of radiating tube group, the radiating tube group includes entrance, interlude and outlet section, the radiating tube group includes the radiating tube being arranged in the housing and is arranged at connector of the end of radiating tube for connecting radiating tube, the fin be located at the entrance outside, and the fin width be more than the fin between spacing；Pass through above-mentioned setting, it is possible to increase entrance and extraneous contact area, reach more preferable radiating effect.
Description
Technical field
The utility model is related to heat exchanger, more specifically, it relates to a kind of fin type air heat exchanger.
Background technology
Gilled radiator is gas and the most widely used a kind of heat transmission equipment in liquid heat exchanger.It by
Fin is installed on common base tube additional to reach the purpose of augmentation of heat transfer.Base tube can use steel pipe, stainless steel tube, copper pipe etc..Fin
Steel band, stainless steel band, copper strips or aluminium strip etc. can also be used.
Finned heat exchanger is mainly used in air in drying system and heated, and is the capital equipment in hot air apparatus, radiator
The thermal medium of use can be steam or hot water, it is also possible to conduction oil, and the operating pressure of steam is usually no more than 0.8Mpa, and heat is empty
The temperature of gas is below 150 DEG C.
In view of the above-mentioned problems, a kind of aluminium alloy tube fin type heat exchange disclosed in Publication No. CN203349579U Chinese patent
Device and air-conditioning, the heat exchanger includes fins set and an at least row runs through many aluminium alloy radiating tubes being located in fins set, also
Including multiple first aluminium connecting tubes, the end that fins set side is in per two neighboring aluminium alloy radiating tube passes through first aluminium
Connecting tube is connected, and the end of aluminium alloy radiating tube and the first aluminium connecting tubes is straight tube, and the first aluminium connecting tubes are socketed on aluminium alloy
The periphery of radiating tube and by being welded to connect after aluminium aluminium solder cladding melts.
The heat exchanger of air-conditioning such as is usually at the pitch of fins, is used as evaporator to absorb outdoor air under the working condition heated
Heat.In weather very cold area, when outdoor heat exchanger fin surface temperature is less than air dew point temperature and less than 0 DEG C
When, air cooling heat exchanger surface can frosting.Frost layer is not only an impediment to heat transfer, and resistance of the air when flowing through gilled tube is increased
Greatly, the heat transfer of cooler is caused to decline so that the heat exchange amount reduction of air cooling heat exchanger.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of heat transfer effect more preferable fin
Formula air heat exchanger.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of finned air is changed
Hot device, including housing, some fins for being arranged on housing and at least one set of radiating tube group, the radiating tube group include entrance
Section, interlude and outlet section, the radiating tube group include the radiating tube being arranged in the housing and are arranged at radiating tube
End is used for the connector for connecting radiating tube, and the fin is located at the outside of the entrance, and the width of the fin is more than
Spacing between the fin.
By using above-mentioned technical proposal, connector connects adjacent heating tube, can increase the length of flow of fluid in radiating tube
Degree, reaches more preferable heat transfer effect.Fin is located at the outside of the entrance of radiating tube group, it is possible to increase entrance and extraneous contact
Area, reaches more preferable radiating effect；Set by the spacing being more than the width of fin between fin, radiating tube group can be made
Entrance is more than outlet section and extraneous contact area with extraneous contact area, because the temperature of entrance is higher than the temperature of outlet section
Degree, the temperature of entrance can preferably reduce the formation of heat exchanger outer surface frost layer, reduce white heat exchanging device influence, improve heat transfer
Efficiency, reaches more preferable heat transfer effect.
The utility model is further arranged to：The fin is set in arcuation.
By using above-mentioned technical proposal, first, fin stress concentration can be reduced；Secondly, it is possible to increase fin and the external world
Contact area.
The utility model is further arranged to：The junction of the adjacent fin is set in arcuation.
By using above-mentioned technical proposal, fin junction stress concentration can be avoided, heat exchange can be increased by being set by arcuation
The surface area of device, reaches more preferable heat transfer effect.
The utility model is further arranged to：The radiating tube is set in " U " type.
By using above-mentioned technical proposal, it is possible to increase the length of heat exchanger tube, more preferable heat transfer effect is reached.
The utility model is further arranged to：The junction of the connector and the radiating tube is provided with side plate, the side
Plate is fixedly connected with the housing.
By using above-mentioned technical proposal, the sealing of connector and radiating tube junction can be improved, preferably avoids dissipating
Fluid leakage in heat pipe.
The utility model is further arranged to：The cross section of the side plate is set in " U " type.
By using above-mentioned technical proposal, first, the contact area of side plate and housing is increased；Secondly, the side of side plate
It is connected with housing, its direction can preferably limit connector and radiating perpendicular to the direction of connector slip relative with radiating tube
The position of pipe.
The utility model is further arranged to：The radiating tube is embedded in the connector.
By using above-mentioned technical proposal, the contact area of increase connector and radiating tube reaches better seal effect.
The utility model is further arranged to：The connector be provided with bulge loop, the bulge loop be embedded in the side plate and
Contradict and be connected with the radiating tube.
By using above-mentioned technical proposal, side plate can be used for fixedly connected part and radiating tube, reduce connector Relative sliding.
The utility model is further arranged to：The diameter of the diameter of the entrance and the outlet section be respectively less than it is described in
Between section diameter.
By using above-mentioned technical proposal, by the diameter for reducing entrance and outlet section, it is possible to increase fluids within pipes
Flow velocity, improves the coefficient of heat transfer of entrance and outlet section, by the way that interlude to be set to larger caliber, can reduce heat exchanger
Internal drag, improves the coefficient of heat transfer of unit mass flow, and reduces the pressure drop of heat exchanger.
The utility model is further arranged to：Provided with the input pipe for connecting the entrance between the entrance.
By using above-mentioned technical proposal, Concentration of matter can be inputted by input pipe, improve transfer efficiency and save material
Material.
In summary, the utility model is set by the spacing being more than the width of fin between fin, and the width of fin
Degree, the junction of adjacent fins are set in arcuation, and the entrance and extraneous contact area that can make radiating tube group are more than outlet
Section and extraneous contact area, because the temperature of entrance is higher than the temperature of outlet section, the temperature of entrance, which can be reduced preferably, changes
The formation of hot device outer surface frost layer, reduces white heat exchanging device influence, improves heat transfer efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of fin type air heat exchanger；
Fig. 2 is the structural representation of radiating tube group；
Fig. 3 is the front view of fin type air heat exchanger；
Fig. 4 is the sectional view at A-A in Fig. 3.
In figure：1st, housing；2nd, radiating tube group；21st, radiating tube；22nd, connector；221st, bulge loop；23rd, entrance；24th, export
Section；25th, interlude；3rd, input pipe；4th, efferent duct；5th, side plate；51st, neck；52nd, groove；6th, fin.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
As illustrated in fig. 1 and 2, a kind of fin type air heat exchanger, including housing 1 and some radiating tube groups 2.Such as Fig. 2 and 4
Shown, radiating tube group 2 includes some radiating tubes 21 be arrangeding in parallel and is arranged at the end of radiating tube 21 for connecting radiating tube
21 connector 22, connector 22 is set in " U " shape, and radiating tube 21 and the internal diameter of the contact position of connector 22 are equal to radiating tube 21
External diameter, makes in the built-in connector 22 of radiating tube 21, in the present embodiment, and radiating tube group 2 includes 6 radiating tubes 21 and 5 companies
Fitting 22, can be fixed between radiating tube 21 and connector 22 by the way of welding.
As shown in Figures 2 and 3, radiating tube group 2 includes entrance 23（The radiating tube 21 being connected with input pipe 3）, outlet section 24
（The radiating tube 21 being connected with efferent duct 4）And be arranged between entrance 23 and outlet section 24 for connecting entrance 23 and going out
The interlude 25 of mouth section 24.The diameter of entrance 23 and the diameter of outlet section 24 are respectively less than the diameter of interlude 25.Such as Fig. 1 and 2
It is shown, the input pipe 3 and the efferent duct 4 for connecting outlet section 24 for being used for connecting entrance 23 are provided between radiating tube group 2.
As shown in figs. 1 and 4, the junction of connector 22 and radiating tube 21 is provided with side plate 5, and the cross section of side plate 5 is in " U " type
Set and be arranged at the end of housing 1, side plate 5 is fixedly connected with housing 1, can by the side plate of side plate 5 with being worn in housing 1
Bolt is fixed, or the directly side by side plate 5 and case weld.The side that side plate 5 is contacted with housing 1 is set in arcuation
Put, bootable wind is preferably contacted with fin 6.Connector 22 is provided with bulge loop 221, and side plate 5 is provided with neck 51, bulge loop 221
In embedded neck 51.And side plate 5 is provided with the groove 52 passed through for connector 22.
Installation process is as follows：Connector 22 is sheathed on radiating tube 21, is welded and fixed；Then side plate 5 is passed through
Radiating tube 21 is simultaneously fixed with housing 1.
As shown in figs. 1 and 3, the outside of housing 1 is provided with some fins 6 be arrangeding in parallel, and fin 6 is set in arcuation, and phase
The junction of adjacent fin 6 is also set in arcuation, and the width of fin 6 is less than the spacing between fin 6.Fin 6 is located at entrance 23
Outside.
Described above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of fin type air heat exchanger, including housing（1）, be arranged at housing（1）On some fins（6）And at least one
Group radiating tube group（2）, the radiating tube group（2）Including entrance（23）, interlude（25）And outlet section（24）, its feature exists
In：The radiating tube group（2）Including being arranged in the housing（1）In radiating tube（21）And it is arranged at radiating tube（21）End
Portion is used to connect radiating tube（21）Connector（22）, the fin（6）Positioned at the entrance（23）Outside, and the wing
Piece（6）Width be more than the fin（6）Between spacing.
2. fin type air heat exchanger according to claim 1, it is characterised in that：The fin（6）Set in arcuation.
3. fin type air heat exchanger according to claim 1, it is characterised in that：The adjacent fin（6）Junction
Set in arcuation.
4. fin type air heat exchanger according to claim 1, it is characterised in that：The radiating tube（21）Set in " U " type
Put.
5. fin type air heat exchanger according to claim 1, it is characterised in that：The connector（22）With the radiating
Pipe（21）Junction be provided with side plate（5）, the side plate（5）With the housing（1）It is fixedly connected.
6. fin type air heat exchanger according to claim 5, it is characterised in that：The side plate（5）Cross section be in " U "
Type is set.
7. fin type air heat exchanger according to claim 1, it is characterised in that：The radiating tube（21）The embedded company
Fitting（22）In.
8. fin type air heat exchanger according to claim 5, it is characterised in that：The connector（22）It is provided with bulge loop
（221）, the bulge loop（221）It is embedded in the side plate（5）In and with the radiating tube（21）Contradict connection.
9. fin type air heat exchanger according to claim 1, it is characterised in that：The entrance（23）Diameter and institute
State outlet section（24）Diameter be respectively less than the interlude（25）Diameter.
10. fin type air heat exchanger according to claim 1, it is characterised in that：The entrance（23）Between be provided with
By the entrance（23）The input pipe of connection（3）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720018721.4U CN206420334U (en) | 2017-01-07 | 2017-01-07 | fin type air heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720018721.4U CN206420334U (en) | 2017-01-07 | 2017-01-07 | fin type air heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206420334U true CN206420334U (en) | 2017-08-18 |
Family
ID=59574784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720018721.4U Expired - Fee Related CN206420334U (en) | 2017-01-07 | 2017-01-07 | fin type air heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206420334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732474A (en) * | 2019-11-21 | 2020-01-31 | 广东美的制冷设备有限公司 | Surface processing method of heat exchanger side plate, heat exchanger and household appliance |
-
2017
- 2017-01-07 CN CN201720018721.4U patent/CN206420334U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732474A (en) * | 2019-11-21 | 2020-01-31 | 广东美的制冷设备有限公司 | Surface processing method of heat exchanger side plate, heat exchanger and household appliance |
| CN110732474B (en) * | 2019-11-21 | 2024-04-26 | 广东美的制冷设备有限公司 | Surface machining method of heat exchanger side plate, heat exchanger and household appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170818 Termination date: 20210107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |