CN217785932U - High-efficiency heat exchanger - Google Patents
High-efficiency heat exchanger Download PDFInfo
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- CN217785932U CN217785932U CN202221941584.9U CN202221941584U CN217785932U CN 217785932 U CN217785932 U CN 217785932U CN 202221941584 U CN202221941584 U CN 202221941584U CN 217785932 U CN217785932 U CN 217785932U
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- runner
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Abstract
The utility model discloses a high-efficiency heat exchanger, which comprises a heat exchanger body, wherein the heat exchanger body comprises two heat exchange areas which are symmetrically arranged, two ends of the heat exchanger body are respectively provided with a first outlet and a second outlet, heat flow outlets of the two heat exchange areas are respectively communicated with the first outlet, and cold flow outlets of the two heat exchange areas are respectively communicated with the second outlet; the heat exchange efficiency of the heat exchanger body is effectively improved by matching the two symmetrically arranged heat exchange areas, meanwhile, the heat flow outlets of the two heat exchange areas are communicated with the first outlet at one end of the heat exchanger body, hot fluid in the two heat exchange areas is effectively converged to the first outlet to be discharged, cold flow outlets of the two heat exchange areas are communicated with the second outlet at the other end of the heat exchanger body, cold fluid in the two heat exchange areas is effectively converged to the second outlet to be discharged, the centralized treatment of the hot fluid and the cold fluid in the two heat exchange areas after heat exchange is facilitated, and further the working efficiency of the heat exchanger is improved.
Description
Technical Field
The utility model relates to a heat recovery technical field specifically is a high-efficient heat exchanger.
Background
Heat exchangers, also known as heat exchangers, are used to transfer heat from a hot fluid to a cold fluid to reduce energy losses, and are an industrial application of convective and conductive heat transfer. In the existing heat energy recovery process, hot fluid and cold fluid are generally respectively sent to a heat exchange device, after entering the heat exchange device, the heat of the hot fluid can be transferred to the cold fluid, and the temperature of the cold fluid rises after absorbing the heat transferred by the hot fluid, so that the heat energy recovery is completed, and the cyclic utilization of the heat energy is realized.
At present, in the mainstream heat exchanger on the market, cold fluid and hot fluid exchange heat in a staggered mode, but the heat exchanger only has one heat exchange interval, and the heat exchange efficiency is low.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a high-efficient heat exchanger to solve the lower technical problem of heat exchanger heat exchange efficiency among the prior art.
In order to realize the purpose, the utility model adopts the following technical scheme:
the high-efficiency heat exchanger comprises a heat exchanger body, wherein the heat exchanger body comprises two heat exchange areas which are symmetrically arranged, a first outlet and a second outlet are respectively arranged at two ends of the heat exchanger body, heat flow outlets of the two heat exchange areas are respectively communicated with the first outlet, and cold flow outlets of the two heat exchange areas are respectively communicated with the second outlet.
Preferably, the heat exchange area includes a hot runner and a cold runner, the hot runner contacts the cold runner and the flow direction of the fluid is opposite, a hot flow inlet and a hot flow outlet which are communicated with the hot runner are respectively formed at two ends of the hot runner, and a cold flow inlet and a cold flow outlet which are communicated with the cold runner are respectively formed at two ends of the cold runner.
Preferably, a first included angle is formed between the heat flow inlet and the cold flow outlet, a second included angle is formed between the heat flow outlet and the cold flow inlet, and the first included angle and the second included angle are symmetrically arranged.
Preferably, the first outlet is disposed between the hot fluid inlets of the two heat exchange zones, and the second outlet is disposed between the cold fluid inlets of the two heat exchange zones.
Preferably, a first mounting flange is arranged on the hot flow inlet and the cold flow inlet.
Preferably, the hot runner and the cold runner are provided in plurality, and the hot runners and the cold runners are alternately stacked in sequence.
Preferably, a fin body is arranged in the hot runner and/or the cold runner.
Preferably, the fin body is provided with a plurality of grooves with alternate concave and convex along the width direction of the fin body.
Preferably, the cross-sectional shape of the heat exchanger body is a regular hexagon or a regular octagon.
Preferably, a second mounting flange is arranged on the first outlet and the second outlet.
Compared with the prior art, the utility model discloses the beneficial effect who gains does:
the utility model provides a high-efficient heat exchanger, use through the cooperation of the heat transfer district of two symmetry settings, the heat exchange efficiency of effectual improvement heat exchanger body, simultaneously, the hot fluid outlet of two heat transfer districts and the first export intercommunication of the one end of heat exchanger body, the effectual hot-fluid with in two heat transfer districts converges to first export and discharges, the cold fluid export of two heat transfer districts and the second export intercommunication of the other end of heat exchanger body, the effectual cold fluid with in two heat transfer districts converges to the second export and discharges, be convenient for after the heat exchange to the centralized processing of the hot-fluid and the cold fluid in two heat transfer districts, and then improve the work efficiency of heat exchanger.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is another schematic structural diagram of the present invention.
Fig. 3 is a schematic structural view of the hot runner of the present invention.
Fig. 4 is a schematic structural view of the cold runner of the present invention.
Fig. 5 is a schematic structural view of the heat exchange area of the present invention.
Fig. 6 is a schematic structural view of the fin body of the present invention.
Fig. 7 is an enlarged schematic view of a portion a in fig. 6.
Fig. 8 is another schematic structural diagram of the fin body of the present invention.
Fig. 9 is an enlarged schematic view of a structure at B in fig. 8.
Fig. 10 is a schematic view of another structure of the fin body according to the present invention.
Fig. 11 is an enlarged schematic view of the structure at C in fig. 10.
Reference numerals:
100. a heat exchanger body;
10. a heat exchange zone; 11. a hot runner; 111. a heat flow inlet; 112. a hot fluid outlet; 12. a cold runner; 121. a cold flow inlet; 122. a cold flow outlet; 13. a first included angle; 14. a second included angle;
20. a first outlet;
30. a second outlet;
40. a first mounting flange;
50. a second mounting flange;
60. a fin body; 61. a trench; 611. a boss portion; 612. a recessed portion;
G. the width direction of the fin body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
The "plurality" appearing in the utility model means two or more (including two).
The present invention will be described in further detail with reference to the accompanying fig. 1-11, but the present invention is not limited thereto.
Referring to fig. 1-2, a high-efficiency heat exchanger includes a heat exchanger body 100, where the heat exchanger body 100 includes two heat exchange areas 10 symmetrically arranged, two ends of the heat exchanger body 100 are respectively provided with a first outlet 20 and a second outlet 30, hot fluid outlets 112 of the two heat exchange areas 10 are respectively communicated with the first outlet 20, and cold fluid outlets 122 of the two heat exchange areas 10 are respectively communicated with the second outlet 30.
Compared with the prior art, the utility model relates to a high-efficient heat exchanger, the cooperation through the heat transfer area 10 that two symmetries set up is used, the effectual heat exchange efficiency who improves heat exchanger body 100, and simultaneously, the heat flow export 112 of two heat transfer areas 10 and the first export 20 intercommunication of the one end of heat exchanger body 100, the effectual hot-fluid with in two heat transfer areas 10 converges to first export 20 and discharges, the cold flow export 122 of two heat transfer areas 10 and the second export 30 intercommunication of the other end of heat exchanger body 100, the effectual cold fluid with in two heat transfer areas 10 converges to second export 30 and discharges, be convenient for after the heat exchange to the hot-fluid in two heat transfer areas 10 and the centralized processing of cold fluid, and then improve the work efficiency of heat exchanger.
Referring to fig. 3 to 5, the heat exchanging area 10 of the embodiment of the present invention includes a hot runner 11 and a cold runner 12, the hot runner 11 contacts the cold runner 12 and the flow direction of the fluid is opposite, a hot fluid inlet 111 and a hot fluid outlet 112 are respectively formed at two ends of the hot runner 11, and a cold fluid inlet 121 and a cold fluid outlet 122 are respectively formed at two ends of the cold runner 12, the hot fluid inlet and the hot fluid outlet being communicated with the cold runner 12. Through the arrangement of the hot runner 11 and the cold runner 12, the hot runner 11 is used for transmitting hot fluid, the hot fluid enters the hot runner 11 from the hot fluid inlet 111 and is discharged through the hot fluid outlet 112, the cold runner 12 is used for transmitting cold fluid, the cold fluid enters the cold runner 12 from the cold fluid inlet 121 and is discharged through the cold fluid outlet 122, the hot runner 11 is contacted with the cold runner 12, heat of the hot runner 11 is transferred to the cold runner 12, the temperature of the cold runner 12 rises after absorbing heat of the hot runner 11, heat exchange between the hot runner 11 and the cold runner 12 is effectively realized, heat recovery is completed, recycling of heat energy is realized, energy consumption is reduced, meanwhile, the flow directions of fluids of the hot runner 11 and the cold runner 12 are opposite, the transportation directions of the hot fluid and the cold fluid are opposite in the heat exchange process, countercurrent is formed, compared with the original cross-flow heat exchange, the logarithmic temperature difference of countercurrent heat exchange is large, the required heat exchange area is small, the heat exchange time is prolonged, and the heat exchange efficiency is improved.
The hot runner 11 and the cold runner 12 are welded by brazing; the hot runner 11 and the cold runner 12 are effectively connected, the heat exchanger can be integrally welded through brazing, the caused stress and deformation are small, the dimensional accuracy of a weldment is easily guaranteed, and therefore the problem that the hot runner 11 and the cold runner 12 deform in the machining process is solved.
It should be noted that the hot runner 11 and the cold runner 12 may also be welded or spliced, and may be set according to actual requirements during processing.
The utility model discloses an embodiment the hot fluid inlet 111 with be formed with first contained angle 13 between the cold flow outlet 122, hot flow outlet 112 with be formed with second contained angle 14 between the cold flow inlet 121, first contained angle 13 sets up with second contained angle 14 symmetry. Through the setting of first contained angle 13 and second contained angle 14, first contained angle 13 sets up with second contained angle 14 symmetry, and the effectual pressure drop that produces in reducing cold runner 12 and the hot runner 11 reduces the energy consumption, and simultaneously, the effectual hot-fluid flow direction that makes hot runner 11 is opposite with the cold fluid flow direction of cold runner 12.
It should be noted that the first included angle 13 and the second included angle 14 are both 60 to 150 degrees; through the arrangement of the included angle of the first included angle 13 and the included angle of the second included angle 14, both the first included angle 13 and the second included angle 14 are 60-150 degrees, the larger the included angle of the first included angle 13 and the included angle of the second included angle 14 is, the larger the contact area between the hot runner 11 and the cold runner 12 is, thereby increase hot-fluid and cold fluidic heat transfer area, on the contrary, the contained angle of first contained angle 13 and the contained angle of second contained angle 14 are littleer, and hot runner 11 is littleer with cold runner 12's area of contact to reduce hot-fluid and cold fluidic heat transfer area, can set up according to actual heat transfer demand in the use.
The first outlet 20 of the embodiment of the present invention is disposed between two heat transfer areas 10 and the hot fluid inlet 111, and the second outlet 30 is disposed between two cold fluid inlets 121 of the heat transfer areas 10. Through the matching use of the first outlet 20 and the second outlet 30, the first outlet 20 is arranged between the hot fluid inlets 111 of the two heat exchange areas 10, and the second outlet 30 is arranged between the cold fluid inlets 121 of the two heat exchange areas 10, so that the hot fluid flow direction of the hot runner 11 is opposite to the cold fluid flow direction of the cold runner 12, and the hot fluid and the cold fluid in the two heat exchange areas 10 are conveniently treated in a centralized manner after heat exchange, and further the working efficiency of the heat exchanger is improved.
The embodiment of the utility model provides a be provided with first mounting flange 40 on the hot flow import 111 with the cold flow import 121. Through the arrangement of the first mounting flange 40, the fixation of the hot flow inlet 111 and the cold flow inlet 121 is effectively strengthened, and the heat exchanger is convenient to assemble with exhaust equipment or exhaust equipment.
The utility model discloses an embodiment the hot runner 11 with cold runner 12 all is provided with a plurality ofly, and is a plurality of hot runner 11 is with a plurality of cold runner 12 stacks up the setting in turn in proper order. The quantity through hot runner 11 and the quantity setting of cold runner 12, hot runner 11 and cold runner 12 all are provided with a plurality ofly, and a plurality of hot runners 11 and a plurality of cold runner 12 are in turn stacked up the setting, and effectual hot-fluid and the abundant contact of cold fluid of messenger improve the heat exchange rate.
Referring to fig. 6 to 7, a fin body 60 is disposed in the hot runner 11 and/or the cold runner 12 according to an embodiment of the present invention. Through the arrangement of the fin body 60, the fin body 60 is arranged in the cold runner 12 and/or the hot runner 11, and the fin body 60 is used for assisting the cold runner 12 in transporting cold fluid and assisting the hot runner 11 in transporting hot fluid.
Referring to fig. 6 to 11, the fin body 60 according to the embodiment of the present invention is provided with a plurality of grooves 61 along the width direction G. Through the setting of slot 61, fin body 60 is provided with a plurality of unsmooth alternate slots 61 along its width direction G, and slot 61 is used for transporting hot-fluid or cold fluid, and the hot-fluid gets into hot runner 11 from hot-fluid inlet 111, after cold fluid got into cold runner 12 from cold-fluid inlet 121, and cold fluid or hot-fluid disperse through a plurality of slots 61 to improve the heat transfer effect of hot-fluid and cold fluid.
It should be noted that the grooves 61 are arranged in a straight or corrugated shape. Through the shape setting of slot 61, slot 61 is straight form or corrugate, compares with straight form, sets up slot 61 into the corrugate, when slot 61 transports hot-fluid or cold fluid, has certain vortex effect to hot-fluid or cold fluid, increases the dwell time of hot-fluid or cold fluid in fin body 60 to improve heat transfer effect.
Furthermore, one side of the groove 61 is provided with a plurality of protruding portions 611 which are arranged at equal intervals, the other side of the groove 61 is provided with a plurality of recessed portions 612 which are arranged at equal intervals, the protruding portions 611 and the recessed portions 612 are arranged oppositely, the contact area of the groove 61 is effectively increased, meanwhile, a certain turbulence effect is achieved on hot fluid or cold fluid, the residence time of the hot fluid or cold fluid in the fin body 60 is increased, and therefore the heat exchange effect is improved.
The cross-sectional shape of the heat exchanger body 100 of the embodiment of the present invention is a regular hexagon or a regular octagon. Through the setting of the cross sectional shape of the heat exchanger body 100, the cross sectional shape of the heat exchanger body 100 is regular hexagon or regular octagon, and the heat exchanger body can be set according to actual requirements during use.
The embodiment of the utility model provides a be provided with second mounting flange 50 on first export 20 with second export 30. Through the arrangement of the second mounting flange 50, the fixation of the first outlet 20 and the second outlet 30 is effectively enhanced, and the assembly of the heat exchanger and the exhaust equipment or the exhaust equipment is convenient.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (10)
1. The efficient heat exchanger is characterized by comprising a heat exchanger body (100), wherein the heat exchanger body (100) comprises two heat exchange areas (10) which are symmetrically arranged, two ends of the heat exchanger body (100) are respectively provided with a first outlet (20) and a second outlet (30), heat flow outlets (112) of the two heat exchange areas (10) are respectively communicated with the first outlet (20), and cold flow outlets (122) of the two heat exchange areas (10) are respectively communicated with the second outlet (30).
2. The high-efficiency heat exchanger as claimed in claim 1, wherein the heat exchange zone (10) comprises a hot runner (11) and a cold runner (12), the hot runner (11) is in contact with the cold runner (12) and the flow direction of the fluid is opposite, a hot fluid inlet (111) and a hot fluid outlet (112) which are communicated with the hot runner (11) are respectively formed at two ends of the hot runner (11), and a cold fluid inlet (121) and a cold fluid outlet (122) which are communicated with the cold runner (12) are respectively formed at two ends of the cold runner (12).
3. A high efficiency heat exchanger as claimed in claim 2, characterized in that a first included angle (13) is formed between the hot fluid inlet (111) and the cold fluid outlet (122), a second included angle (14) is formed between the hot fluid outlet (112) and the cold fluid inlet (121), and the first included angle (13) and the second included angle (14) are symmetrically arranged.
4. A high efficiency heat exchanger as claimed in claim 2 wherein said first outlet (20) is disposed between the hot fluid inlets (111) of two of said heat transfer zones (10) and said second outlet (30) is disposed between the cold fluid inlets (121) of two of said heat transfer zones (10).
5. A high efficiency heat exchanger as claimed in claim 2, wherein the hot fluid inlet (111) and the cold fluid inlet (121) are provided with first mounting flanges (40).
6. A high-efficiency heat exchanger as claimed in claim 2, wherein a plurality of hot runners (11) and a plurality of cold runners (12) are provided, and a plurality of hot runners (11) and a plurality of cold runners (12) are alternately arranged in a stack in sequence.
7. A high efficiency heat exchanger as claimed in any one of claims 2 to 6, wherein fin bodies (60) are provided in the hot runner (11) and/or the cold runner (12).
8. A high efficiency heat exchanger as claimed in claim 7, wherein said fin body (60) is provided with a plurality of grooves (61) spaced apart in the width direction (G) thereof.
9. The high efficiency heat exchanger as claimed in any one of claims 1 to 6, wherein the cross-sectional shape of the heat exchanger body (100) is a regular hexagon or a regular octagon.
10. A high efficiency heat exchanger as claimed in claim 1, wherein a second mounting flange (50) is provided at said first outlet (20) and said second outlet (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221941584.9U CN217785932U (en) | 2022-07-26 | 2022-07-26 | High-efficiency heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221941584.9U CN217785932U (en) | 2022-07-26 | 2022-07-26 | High-efficiency heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217785932U true CN217785932U (en) | 2022-11-11 |
Family
ID=83941780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221941584.9U Active CN217785932U (en) | 2022-07-26 | 2022-07-26 | High-efficiency heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217785932U (en) |
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2022
- 2022-07-26 CN CN202221941584.9U patent/CN217785932U/en active Active
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