CN215176192U - Falling film heat exchanger with high energy efficiency - Google Patents
Falling film heat exchanger with high energy efficiency Download PDFInfo
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- CN215176192U CN215176192U CN202121422494.4U CN202121422494U CN215176192U CN 215176192 U CN215176192 U CN 215176192U CN 202121422494 U CN202121422494 U CN 202121422494U CN 215176192 U CN215176192 U CN 215176192U
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- heat exchanger
- falling film
- heat exchange
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Abstract
The utility model belongs to a falling liquid film heat exchanger of high energy efficiency, which comprises an outer shell, be provided with heat transfer structure in the shell, heat transfer structure, include: mounting panel, heat exchange tube mounting hole, liquid portion and gas portion, the mounting panel is fixed in the shell, the heat exchange tube mounting hole is opened the mounting panel surface, liquid portion with gas portion all sets up in the shell, the utility model discloses with gas distribution in the both sides of heat exchange tube, can be even and quick form the membrane at the surface, the heat transfer effect is better, and is more even.
Description
Technical Field
The utility model belongs to the technical field of a heat exchanger, especially, relate to a falling liquid film heat exchanger of high energy efficiency.
Background
The falling film evaporator has the advantages of good heat exchange performance, obvious gas-liquid separation effect and the like, and is widely applied to a water chilling unit. The heat pump falling film evaporation condenser is a heat exchanger which can be used for both evaporation and condensation; compared with the conventional evaporator and condenser, the evaporator has the advantages of low cost, small occupied area, more flexible application and the like. However, the existing heat pump falling film evaporator often has the disadvantages of complex working mechanism, unobvious effect of a gas-liquid separator, uneven distribution of gaseous refrigerant in a condensation working condition and the like, and the heat exchange effect is not good enough. The falling film evaporator which can give consideration to both evaporation and condensation functions is a technical bottleneck problem in refrigeration and heating industries.
SUMMERY OF THE UTILITY MODEL
In order to achieve the purpose, the technical scheme adopted by the utility model is that the utility model provides a high-energy-efficiency falling film heat exchanger, which comprises a shell, wherein a heat exchange structure is arranged in the shell;
the heat exchange structure comprises: the heat exchanger comprises an installation plate, a heat exchange tube installation hole, a liquid part and a gas part;
the mounting panel is fixed in the shell, the heat exchange tube mounting hole is opened the mounting panel surface, liquid portion with gas portion all sets up in the shell.
Preferably, the liquid part includes: the liquid inlet pipe, the liquid outlet pipe, the distribution plate and the bottom cover;
the feed liquor pipe sets up the shell up end, the drain pipe sets up terminal surface under the shell, the distributing plate sets up feed liquor pipe lower extreme, the end cover sets up the distributing plate bottom surface.
Preferably, the gas part includes: the air inlet pipe, the inner plate, the air cavity, the convex plate and the air hole;
the air inlet pipe is arranged at the upper end of the shell, the inner plate is arranged at the lower end of the air inlet pipe, the air cavity is formed in the inner plate, the convex plate is arranged on the side surface of the inner plate, and the air hole is formed in the surface of the convex plate.
Preferably, the cross section of the convex plate is of a semicircular structure.
Preferably, the bottom cover is fixed in a curve shape.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect, with gas distribution in the both sides of heat exchange tube, can be even and quick form the membrane at the surface, and the heat transfer effect is better, and is more even.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of an energy-efficient falling film heat exchanger provided in this embodiment;
fig. 2 is a partial enlarged view of a bottom cover portion of the energy-efficient falling film heat exchanger provided in the present embodiment;
fig. 3 is a partially enlarged view of the air hole portion of the energy-efficient falling film heat exchanger provided in this embodiment;
in the above figures, 1, a housing; 2. mounting a plate; 3. a heat exchange tube mounting hole; 4. a liquid inlet pipe; 5. a liquid outlet pipe; 6. an air inlet pipe; 7. a distribution plate; 8. a bottom cover; 9. an inner plate; 10. an air cavity; 11. a convex plate; 12. and (4) air holes.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
In the embodiment, as can be seen from the attached figures 1-3 of the specification, the scheme comprises a shell 1, wherein a heat exchange structure is arranged in the shell 1;
the heat exchange structure comprises: the heat exchanger comprises a mounting plate 2, a heat exchange tube mounting hole 3, a liquid part and a gas part;
the mounting plate 2 is fixed in the shell 1, the heat exchange tube mounting hole 3 is formed in the surface of the mounting plate 2, and the liquid part and the gas part are both arranged in the shell 1;
the liquid portion includes: a liquid inlet pipe 4, a liquid outlet pipe 5, a distribution plate 7 and a bottom cover 8;
feed liquor pipe 4 sets up 1 up end of shell, drain pipe 5 sets up terminal surface under the shell, distribution plate 7 sets up 4 lower extremes of feed liquor pipe, end cover 8 sets up 7 bottom surfaces of distribution plate.
The gas part includes: the air inlet pipe 6, the inner plate 9, the air cavity 10, the convex plate 11 and the air holes 12;
the air inlet pipe 6 is arranged at the upper end of the shell 1, the inner plate 9 is arranged at the lower end of the air inlet pipe 6, the air cavity 10 is opened in the inner plate 9, the convex plate 11 is arranged on the side surface of the inner plate 9, and the air hole 12 is opened on the surface of the convex plate 11;
the section of the convex plate 11 is of a semicircular structure, and the bottom cover 8 is fixed in a curve shape.
When in specific use: gas enters the gas pipe and is sprayed out through the gas cavity 10 and the gas holes 12 on the convex plate 11 and uniformly falls on the heat exchange pipe, the heat exchange pipe is fixedly arranged in the heat exchange pipe mounting hole 3, liquid enters the liquid inlet pipe 4, and liquid generated in the process is discharged from the liquid outlet pipe 5.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (5)
1. An energy-efficient falling film heat exchanger comprises a shell (1), and is characterized in that a heat exchange structure is arranged in the shell (1);
the heat exchange structure comprises: the heat exchanger comprises a mounting plate (2), a heat exchange tube mounting hole (3), a liquid part and a gas part;
the mounting plate (2) is fixed in the shell (1), the heat exchange tube mounting hole (3) is opened on the surface of the mounting plate (2), and the liquid part and the gas part are both arranged in the shell (1).
2. An energy efficient falling film heat exchanger according to claim 1 wherein the liquid portion comprises: a liquid inlet pipe (4), a liquid outlet pipe (5), a distribution plate (7) and a bottom cover (8);
feed liquor pipe (4) set up shell (1) up end, drain pipe (5) set up terminal surface under shell (1), distribution plate (7) set up feed liquor pipe (4) lower extreme, end cover (8) set up distribution plate (7) bottom surface.
3. An energy efficient falling film heat exchanger according to claim 1 wherein the gas section comprises: the air inlet pipe (6), the inner plate (9), the air cavity (10), the convex plate (11) and the air hole (12);
the air inlet pipe (6) is arranged at the upper end of the shell (1), the inner plate (9) is arranged at the lower end of the air inlet pipe (6), the air cavity (10) is formed in the inner plate (9), the convex plate (11) is arranged on the side surface of the inner plate (9), and the air hole (12) is formed in the surface of the convex plate (11).
4. An energy efficient falling film heat exchanger according to claim 3 wherein the convex plates (11) are semi-circular in cross-section.
5. An energy efficient falling film heat exchanger according to claim 2 wherein the bottom hood (8) is curved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121422494.4U CN215176192U (en) | 2021-06-18 | 2021-06-18 | Falling film heat exchanger with high energy efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121422494.4U CN215176192U (en) | 2021-06-18 | 2021-06-18 | Falling film heat exchanger with high energy efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215176192U true CN215176192U (en) | 2021-12-14 |
Family
ID=79382767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121422494.4U Active CN215176192U (en) | 2021-06-18 | 2021-06-18 | Falling film heat exchanger with high energy efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215176192U (en) |
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2021
- 2021-06-18 CN CN202121422494.4U patent/CN215176192U/en active Active
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