CN214148938U - Plate-fin type flat heat pipe absorption assembly - Google Patents
Plate-fin type flat heat pipe absorption assembly Download PDFInfo
- Publication number
- CN214148938U CN214148938U CN202022983748.1U CN202022983748U CN214148938U CN 214148938 U CN214148938 U CN 214148938U CN 202022983748 U CN202022983748 U CN 202022983748U CN 214148938 U CN214148938 U CN 214148938U
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- Prior art keywords
- plate
- fixedly connected
- fin
- shell
- cooling liquid
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 29
- 239000000110 cooling liquid Substances 0.000 claims abstract description 29
- 238000005219 brazing Methods 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 abstract description 5
- 230000009466 transformation Effects 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- -1 chemical engineering Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a plate-fin flat heat pipe absorption assembly, which comprises a shell, wherein an absorption cavity is arranged in the shell, a plurality of flat heat pipes are fixedly connected in the absorption cavity in the horizontal direction, the intervals of the flat heat pipes are equal and are parallel to each other, a plurality of fin plates are fixedly connected among the flat heat pipes, a plurality of baffles are fixedly connected on two side edges among the flat heat pipes, and a plurality of channels are formed between the flat heat pipes and the fin plates; the cooling device comprises a shell, a cooling liquid inlet is fixedly connected to the top of one side of the outer side of the shell, a cooling liquid outlet is fixedly connected to the bottom of one side of the outer side of the shell, which is parallel to the side where the cooling liquid inlet is located, and a concentrated solution inlet is fixedly connected to the top of one side of the outer side of the shell, which is perpendicular to the side where the cooling liquid inlet is located. The utility model discloses an increase dull and stereotyped heat pipe and to the structural transformation of finned plate for the heat transfer performance of plate-fin absorber is showing and is improving, and the bearing capacity of the finned plate that still strengthens is fit for present market demand, and practical value is high.
Description
Technical Field
The utility model relates to a plate fin heat exchanger technical field specifically is a dull and stereotyped heat pipe absorption assembly of plate fin formula.
Background
The plate-fin absorber, also called plate-fin heat exchanger, is generally composed of partition plates, fins, seals and guide vanes. The fins, the flow deflectors and the seals are arranged between two adjacent partition plates to form an interlayer which is called a channel, the interlayer is overlapped according to different fluid modes, and the interlayer is brazed into a whole to form a plate bundle, wherein the plate bundle is the core of the plate-fin heat exchanger. The plate-fin heat exchanger improves the heat exchange efficiency of the heat exchanger to a new level, and meanwhile, the plate-fin heat exchanger has the advantages of small volume, light weight, capability of treating more than two media and the like. At present, the plate-fin heat exchanger is widely applied to the industries of petroleum, chemical engineering, natural gas processing and the like. According to statistics, in primary energy consumption of the world, the energy passing through the heat exchanger accounts for about 80%, so that the improvement of the overall heat transfer efficiency of the heat exchanger has important significance for saving energy. Compared with other heat exchangers, the plate-fin heat exchanger has the characteristics of compact structure, high heat transfer efficiency, lightness, high flexibility, strong adaptability, firm structure and the like, for example, the heat transfer coefficient is improved by 5-8 times compared with a tubular heat exchanger, the weight is reduced by 80 percent compared with a shell-and-tube heat exchanger, and the heat transfer area density is 6-10 times of that of the shell-and-tube heat exchanger.
With the development of the society at present, the heat transfer performance of the plate-fin absorber at present meets the bottleneck and cannot be remarkably improved through structural change.
To this end, we propose a plate-fin flat heat pipe absorption assembly to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dull and stereotyped heat pipe absorption assembly of plate-fin to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a plate-fin flat heat pipe absorption assembly comprises a shell, wherein an absorption cavity is formed in the shell, a plurality of flat heat pipes are fixedly connected in the absorption cavity in the horizontal direction, the flat heat pipes are equal in distance and parallel to each other, a plurality of fin plates are fixedly connected among the flat heat pipes, a plurality of baffles are fixedly connected on two side edges among the flat heat pipes, and a plurality of channels are formed between the flat heat pipes and the fin plates; the cooling device comprises a shell, a cooling liquid inlet, a parallel cooling liquid inlet, a concentrated solution inlet, a cooling liquid outlet, a concentrated solution inlet, a dilute solution outlet, a cooling liquid inlet, a cooling liquid outlet, a concentrated solution inlet, a side face bottom fixedly connected with the side face of the parallel cooling liquid inlet, a concentrated solution inlet, a side face bottom fixedly connected with the side face of the perpendicular cooling liquid inlet, a dilute solution outlet, a cooling liquid inlet, a cooling liquid outlet, a concentrated solution inlet and a dilute solution outlet which are all communicated with an absorption cavity.
Preferably, the fin comprises a plurality of lower transverse plates and a plurality of upper transverse plates, a vertical plate is fixedly connected between the lower transverse plates and the upper transverse plates, a plurality of spherical convex punched holes and a plurality of spherical concave punched holes are formed in the vertical plate, the spherical convex punched holes and the spherical concave punched holes are arranged on the vertical plate in a staggered mode, and the fin is of an integrated structure.
Preferably, a plurality of the fin plates are vertically staggered in the absorption cavity from top to bottom in sequence.
Preferably, a plurality of said baffle positions are parallel to the vertical plate.
Preferably, the channel comprises a cold runner and a hot runner, the cold runner is perpendicular to the side surface of the shell and is fixedly connected with one side of the cooling liquid inlet, and the hot runner is perpendicular to the side surface of the shell and is fixedly connected with one side of the concentrated solution inlet.
Preferably, the flat heat pipe, the fin plate and the baffle plate are connected into a whole through a diffusion welding or brazing mode.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an increase dull and stereotyped heat pipe and to the structural transformation of finned plate for the heat transfer performance of plate-fin absorber is showing and is improving, and the bearing capacity of the finned plate that still strengthens is fit for present market demand, and practical value is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the cross-sectional structure of the present invention;
FIG. 3 is an enlarged schematic view of the connection relationship between the middle flat heat pipe, the fin plate and the baffle plate;
fig. 4 is an enlarged schematic view of the middle fin structure of the present invention.
In the figure: the device comprises a shell 1, an absorption cavity 2, a flat plate heat pipe 3, a fin 4, a baffle 5, a channel 6, a cooling liquid inlet 7, a cooling liquid outlet 8, a concentrated solution inlet 9, a concentrated solution outlet 10, a lower transverse plate 41, a vertical plate 42, an upper transverse plate 43, a spherical convex punched hole 44, a spherical concave punched hole 45, a cold runner 61 and a hot runner 62.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.
Referring to fig. 1-4, the present invention provides a technical solution: a plate-fin flat heat pipe absorption assembly comprises a shell 1, wherein an absorption cavity 2 is formed in the shell 1, a plurality of flat heat pipes 3 are fixedly connected in the absorption cavity 2 in the horizontal direction, the flat heat pipes 3 are equal in distance and parallel to each other, a plurality of fin plates 4 are fixedly connected among the flat heat pipes 3, a plurality of baffles 5 are fixedly connected on two side edges among the flat heat pipes 3, and a plurality of channels 6 are formed between the flat heat pipes 3 and the fin plates 4; the top of one side of the outside of the shell 1 is fixedly connected with a cooling liquid inlet 7, the outside of the shell 1 is fixedly connected with a cooling liquid outlet 8 at the bottom of one side of the side where the parallel cooling liquid inlet 7 is located, the outside of the shell 1 is fixedly connected with a concentrated solution inlet 9 at the top of one side of the side where the perpendicular cooling liquid inlet 7 is located, the outside of the shell 1 is fixedly connected with a dilute solution outlet 10 at the bottom of one side of the side where the parallel concentrated solution inlet 9 is located, and the cooling liquid inlet 7, the cooling liquid outlet 8, the concentrated solution inlet 9 and the dilute solution outlet 10 are all communicated with the absorption cavity 2.
As shown in fig. 4, the fin plate 4 includes a plurality of lower horizontal plates 41 and a plurality of upper horizontal plates 43, a vertical plate 42 is fixedly connected between the lower horizontal plates 41 and the upper horizontal plates 43, the vertical plate 42 is provided with a plurality of spherical convex punched holes 44 and a plurality of spherical concave punched holes 45, the plurality of spherical convex punched holes 44 and the plurality of spherical concave punched holes 45 are staggered on the vertical plate 42, and the fin plate 4 is of an integrated structure.
As shown in fig. 2 and 3, the plurality of fins 4 are vertically staggered from top to bottom in the absorption cavity 2.
As shown in fig. 2 and 3, a plurality of baffles 5 are positioned parallel to the vertical plate 42.
As shown in fig. 2 and 3, the channel 6 includes a cold runner 61 and a hot runner 62, the cold runner 61 is perpendicular to the side of the housing 1 and is fixedly connected to the side of the coolant inlet 7, and the hot runner 62 is perpendicular to the side of the housing 1 and is fixedly connected to the side of the concentrated solution inlet 9.
As shown in fig. 3, the flat heat pipe 3, the fin plate 4 and the baffle 5 are integrally connected by diffusion welding or brazing.
The working principle is as follows: the utility model uses the flat heat pipe to replace the original partition plate component, so that the heat absorption area is increased, and the fin plate is provided with the spherical convex punched hole and the spherical concave punched hole, and the spherical convex punched hole and the spherical concave punched hole structure not only improve the bearing capacity of the fin plate structure, but also enhance the fluid turbulence, so that the flow boundary layer and the thermal boundary layer are thinned; the punching structure forms local jet flow, promotes the mixing convection of fluid in adjacent flow passages of the fins, reduces the vortex dead zone of the spherical convex/spherical concave structure, and achieves the effects of enhancing heat transfer and reducing flow resistance. The utility model discloses an increase dull and stereotyped heat pipe and to the structural transformation of finned plate for the heat transfer performance of plate-fin absorber is showing and is improving, and the bearing capacity of the finned plate that still strengthens is fit for present market demand, and practical value is high.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A plate-fin flat heat pipe absorption assembly comprises a shell (1), and is characterized in that: an absorption cavity (2) is formed in the shell (1), a plurality of flat heat pipes (3) are fixedly connected in the absorption cavity (2) in the horizontal direction, the flat heat pipes (3) are equal in distance and parallel to each other, a plurality of fin plates (4) are fixedly connected among the flat heat pipes (3), a plurality of baffles (5) are fixedly connected between the flat heat pipes (3) at two side edges, and a plurality of channels (6) are formed between the flat heat pipes (3) and the fin plates (4);
the cooling liquid inlet (7) is fixedly connected to the top of one side of the outer side of the shell (1), the outer side of the shell (1) is fixedly connected to the cooling liquid outlet (8) at the bottom of one side of the side where the parallel cooling liquid inlet (7) is located, the outer side of the shell (1) is fixedly connected to the top of one side of the side where the perpendicular cooling liquid inlet (7) is located, the concentrated solution inlet (9) is fixedly connected to the bottom of one side of the side where the concentrated solution inlet (9) is located, the dilute solution outlet (10) is fixedly connected to the bottom of one side of the outer side of the shell (1), and the cooling liquid inlet (7), the cooling liquid outlet (8), the concentrated solution inlet (9).
2. The plate-fin flat plate heat pipe absorption assembly of claim 1, wherein: the fin plate (4) comprises a plurality of lower transverse plates (41) and a plurality of upper transverse plates (43), a vertical plate (42) is fixedly connected between the lower transverse plates (41) and the upper transverse plates (43), a plurality of spherical convex punched holes (44) and a plurality of spherical concave punched holes (45) are formed in the vertical plate (42), the spherical convex punched holes (44) and the spherical concave punched holes (45) are arranged on the vertical plate (42) in a staggered mode, and the fin plate (4) is of an integrated structure.
3. The plate-fin flat plate heat pipe absorption assembly of claim 1, wherein: the fin plates (4) are vertically staggered in the absorption cavity (2) from top to bottom in sequence.
4. The plate-fin flat plate heat pipe absorption assembly of claim 2, wherein: a plurality of the baffles (5) are positioned parallel to the vertical plate (42).
5. The plate-fin flat plate heat pipe absorption assembly of claim 1, wherein: the channel (6) comprises a cold runner (61) and a hot runner (62), the position of the cold runner (61) is perpendicular to one side of the shell (1) and fixedly connected with a cooling liquid inlet (7), and the position of the hot runner (62) is perpendicular to one side of the shell (1) and fixedly connected with a concentrated solution inlet (9).
6. The plate-fin flat plate heat pipe absorption assembly of claim 1, wherein: the flat heat pipe (3), the fin plate (4) and the baffle (5) are connected into a whole in a diffusion welding or brazing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022983748.1U CN214148938U (en) | 2020-12-10 | 2020-12-10 | Plate-fin type flat heat pipe absorption assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022983748.1U CN214148938U (en) | 2020-12-10 | 2020-12-10 | Plate-fin type flat heat pipe absorption assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214148938U true CN214148938U (en) | 2021-09-07 |
Family
ID=77586109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022983748.1U Expired - Fee Related CN214148938U (en) | 2020-12-10 | 2020-12-10 | Plate-fin type flat heat pipe absorption assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214148938U (en) |
-
2020
- 2020-12-10 CN CN202022983748.1U patent/CN214148938U/en not_active Expired - Fee Related
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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: 20210907 |