CN214551242U - Falling film distributor and falling film evaporator - Google Patents
Falling film distributor and falling film evaporator Download PDFInfo
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- CN214551242U CN214551242U CN202120368729.XU CN202120368729U CN214551242U CN 214551242 U CN214551242 U CN 214551242U CN 202120368729 U CN202120368729 U CN 202120368729U CN 214551242 U CN214551242 U CN 214551242U
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- falling film
- baffle
- bottom plate
- baffles
- distributor
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Abstract
The application discloses falling film distributor includes: the device comprises a bottom plate arranged horizontally and a baffle plate vertically arranged on the bottom plate; the bottom plate is provided with a plurality of dispersion holes, and the baffle plate forms a closed material flow channel; the baffle comprises a plurality of first baffles and second baffles which are arranged symmetrically to the central axis of the bottom plate; the first baffles are arranged at intervals, and intervals are arranged in the middle of the symmetrical first baffles; the second baffle is established to the recess that the several interval set up and perpendicular to first baffle, and the open both ends of recess are connected with first baffle both ends, and the length of second baffle shortens from the center of bottom plate to both ends gradually. The application also discloses falling film evaporator, including a falling film distributor, still include: the falling film distributor is horizontally arranged inside the outer shell, and the connecting piece is used for tightly connecting the falling film distributor and the outer shell. The device improves the heat exchange efficiency of the evaporator, thereby reducing the overall energy consumption of the system and saving the cost.
Description
Technical Field
The disclosure relates to the technical field of chemical equipment, in particular to a falling film distributor and a falling film evaporator.
Background
There are various liquid distributors at home and abroad, including nozzle type liquid distributor, calandria type liquid distributor, disc type liquid distributor and trough type liquid distributor. The defects of the traditional liquid distributor influence the initial uniform distribution of liquid, and the heat transfer efficiency of the falling film evaporator is reduced; most of liquid distributors in the prior art are in multilayer or other complex structural forms, so that the distributors have a plurality of dead corners, are inconvenient to clean and are not clean, and are troublesome to manufacture.
Disclosure of Invention
In view of the above-mentioned drawbacks or deficiencies in the prior art, it would be desirable to provide a falling film distributor and a falling film evaporator.
A falling film distributor comprising: the device comprises a bottom plate arranged horizontally and a baffle plate vertically arranged on the bottom plate; the bottom plate is provided with a plurality of dispersion holes, and the baffle plate forms a closed material flow channel;
the baffle comprises a plurality of first baffles and second baffles which are arranged symmetrically to the central axis of the bottom plate; the first baffles are arranged at intervals, and intervals are arranged in the middle of the symmetrical first baffles; the second baffle plates are arranged into a plurality of grooves which are arranged at intervals and are vertical to the first baffle plates, the two open ends of the grooves are connected with the two ends of the first baffle plates, and the length of the second baffle plates is gradually shortened from the center of the bottom plate to the two ends; the dispersion holes are arranged in parallel to the second baffle.
According to the technical scheme provided by the embodiment of the application, the plurality of first baffles and the plurality of second baffles are arranged at the same intervals.
A falling film evaporator comprising a falling film distributor and further comprising: the falling film distributor is horizontally arranged inside the outer shell, and the connecting piece is used for tightly connecting the falling film distributor and the outer shell.
According to the technical scheme provided by the embodiment of the application, the connecting piece 6 comprises: a plurality of flange bodies arranged on the outer shell 5 and fastening bolts used for connecting the flange bodies.
In summary, according to the technical scheme of the application, the heat exchange efficiency can be improved by arranging the baffle; when the device is used, liquid flows into a flow channel formed by the baffle plate from an external supply nozzle above the bottom plate, and the interior of the baffle plate is filled with the liquid; the liquid in the flow channel formed by the symmetrical first baffle plate is gradually distributed into the flow channel formed by the second baffle plate and then is discharged downwards through the dispersion holes; compared with the prior art, the device has the advantages that the material is provided with the fixed flow channel, a thin and uniform liquid film can be effectively formed on the wall of each heat exchange tube by the material, the heat exchange efficiency of the evaporator is improved, the overall energy consumption of the system can be reduced, the cost is saved, and the system is more competitive.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic perspective view of a falling film distributor of the present application;
FIG. 2 is a schematic structural view (side view) of the present application;
figure 3 is a schematic diagram of the falling film evaporator structure of the present application.
Reference numbers in the figures: 1. a base plate; 2. a dispersion hole; 3. a first baffle plate; 4. a second baffle; 5. an outer housing; 6. a connecting member.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
A falling film distributor comprising: the device comprises a bottom plate 1 arranged horizontally and a baffle plate vertically arranged on the bottom plate 1; a plurality of dispersing holes 2 are formed in the bottom plate 1, and the baffle plate forms a closed material flow channel;
the baffle plates comprise a plurality of first baffle plates 3 and second baffle plates 4 which are arranged symmetrically to the central axis of the bottom plate 1; the first baffles 3 are arranged at intervals, and intervals are arranged among the symmetrical first baffles 3; the second baffle plates 4 are arranged into a plurality of grooves which are arranged at intervals and are perpendicular to the first baffle plates 3, two open ends of the grooves are connected with two ends of the first baffle plates 3, and the length of the second baffle plates 4 is gradually shortened from the center of the bottom plate 1 to the two ends; the dispersion holes 2 are arranged parallel to the second baffle 4.
In order to further optimize the above technical solution, the technical solution is preferably further provided with the following improvements: a plurality of the first baffle 3 and the second baffle 4 are arranged at the same interval.
A falling film evaporator comprising a falling film distributor and further comprising: shell body 5 and the connecting piece 6 of being connected with shell body 5, falling film distributor level sets up inside shell body 5, connecting piece 6 is used for fastening connection falling film distributor and shell body 5.
In order to further optimize the above technical solution, the technical solution is preferably further provided with the following improvements: the connecting member 6 includes: a plurality of flange bodies arranged on the outer shell 5 and fastening bolts used for connecting the flange bodies.
In use of the device, liquid flows from an external supply nozzle above the base plate 1 into the flow channel formed by the baffle, which is now filled with liquid as shown; the liquid in the flow channel formed by the symmetrical first baffle 3 is gradually distributed into the flow channel formed by the second baffle 4 and then is discharged downwards through the dispersion holes 2; compared with the prior art, the device has the advantages that the material is provided with the fixed flow channel, a thin and uniform liquid film can be effectively formed on the wall of each heat exchange tube by the material, the heat exchange efficiency of the evaporator is improved, the overall energy consumption of the system can be reduced, the cost is saved, and the system is more competitive.
When the falling film evaporator is used, the connecting piece 6 is arranged as a flange body connected with the outer shell 5, and the falling film distributor is directly fixed inside the outer shell 5 through the flange body, so that the falling film evaporator is simple, convenient and quick to install, free of too many dead angles, easy to clean and quicken the working efficiency.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (4)
1. A falling film distributor characterized by: the method comprises the following steps: the device comprises a bottom plate (1) arranged horizontally and a baffle plate vertically arranged on the bottom plate (1); a plurality of dispersing holes (2) are formed in the bottom plate (1), and the baffle plate forms a closed material flow channel;
the baffle plates comprise a plurality of first baffle plates (3) and second baffle plates (4) which are arranged symmetrically to the central axis of the bottom plate (1); the first baffles (3) are arranged at intervals, and intervals are arranged in the middle of the symmetrical first baffles (3); the second baffle plates (4) are arranged into a plurality of grooves which are arranged at intervals and are perpendicular to the first baffle plates (3), the two open ends of each groove are connected with the two ends of each first baffle plate (3), and the length of each second baffle plate (4) is gradually shortened from the center of the bottom plate (1) to the two ends; the dispersion holes (2) are arranged in parallel to the second baffle (4).
2. A falling film distributor according to claim 1 wherein: the first baffle plates (3) and the second baffle plates (4) are arranged at the same intervals.
3. A falling film evaporator, characterized by: a falling film distributor comprising the system of claims 1-2, further comprising: shell body (5) and connecting piece (6) be connected with shell body (5), falling film distributor level sets up inside shell body (5), connecting piece (6) are used for fastening connection falling film distributor and shell body (5).
4. A falling film evaporator according to claim 3 wherein: the connecting piece (6) comprises: a plurality of flange bodies arranged on the outer shell (5) and fastening bolts used for connecting the flange bodies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120368729.XU CN214551242U (en) | 2021-02-10 | 2021-02-10 | Falling film distributor and falling film evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120368729.XU CN214551242U (en) | 2021-02-10 | 2021-02-10 | Falling film distributor and falling film evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214551242U true CN214551242U (en) | 2021-11-02 |
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ID=78350873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120368729.XU Active CN214551242U (en) | 2021-02-10 | 2021-02-10 | Falling film distributor and falling film evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214551242U (en) |
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2021
- 2021-02-10 CN CN202120368729.XU patent/CN214551242U/en active Active
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