CN219178343U - Shell-and-tube heat exchanger - Google Patents
Shell-and-tube heat exchanger Download PDFInfo
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- CN219178343U CN219178343U CN202223554977.7U CN202223554977U CN219178343U CN 219178343 U CN219178343 U CN 219178343U CN 202223554977 U CN202223554977 U CN 202223554977U CN 219178343 U CN219178343 U CN 219178343U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model discloses a shell-and-tube heat exchanger, which comprises an upper baffle fixedly connected with the inner wall of a shell, a lower baffle fixedly connected with the inner wall of the shell, through holes formed in one side of the upper baffle and one side of the lower baffle, an inner sleeve fixedly connected with the inner wall of the through holes, and a front lantern ring and a rear lantern ring which are sequentially and movably connected with the outer surface of the inner sleeve from left to right.
Description
Technical Field
The utility model relates to the technical field of heat exchange equipment, in particular to a shell-and-tube heat exchanger.
Background
The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, also called heat exchanger, and the shell-and-tube heat exchanger is one of the most typical dividing wall type heat exchangers, which has long history in industry and is dominant in heat exchangers so far, and has important roles in chemical industry, petroleum, power, food and other industrial production, and the heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical production, and has wide application.
According to the search, in the Chinese published patent application No. CN217716053U, a shell-and-tube heat exchanger is disclosed, a spiral baffle plate causes the flow state of fluid in a shell to change, so that the aim of improving the process performance is fulfilled, the fluid flows in an omnibearing spiral way, the heat exchange efficiency is improved, but because gaps exist between the outer wall of a heat exchange tube and tube holes of the baffle plate, a large number of bubbles are often generated at the baffle plate in the flow process of the fluid in the shell, when the bubbles are rapidly formed, a plurality of bubbles are connected into a whole, a layer of vapor film is formed on the outer wall of the heat exchange tube, the heat conductivity of the vapor film is low, the flow speed of the fluid is reduced, the heat exchange effect of the heat exchanger is greatly reduced, and therefore, a structure capable of breaking the bubbles is needed.
Disclosure of Invention
The utility model mainly aims to provide a shell-and-tube heat exchanger which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the shell-and-tube heat exchanger comprises a shell, wherein an upper baffle plate is fixedly connected to the inner wall of the shell, a lower baffle plate is fixedly connected to the inner wall of the shell, through holes are formed in one sides of the upper baffle plate and one side of the lower baffle plate, an inner sleeve is fixedly connected to the inner wall of the through holes, a front sleeve ring and a rear sleeve ring are sequentially and movably connected to the outer surface of the inner sleeve from left to right, and a heat exchange tube is fixedly connected to the inner wall of the inner sleeve.
In order to achieve the effect of sealing two ends of the shell, as the shell-and-tube heat exchanger, the inner wall of one side of the shell is fixedly connected with a front pipe sleeve, and the inner wall of the other side of the shell is fixedly connected with a rear pipe sleeve.
In order to achieve the effect of sealing the contact gap between the heat exchange tube and the front tube sleeve and between the heat exchange tube and the rear tube sleeve, as the tube-shell heat exchanger, the inner wall of the front tube sleeve is fixedly connected with a front sealing fixing sleeve, and the inner wall of the rear tube sleeve is fixedly connected with a rear sealing fixing sleeve.
In order to achieve the effect of installing the inlet shell and the outlet shell, as the shell-and-tube heat exchanger, the outer surface of one side of the shell is fixedly connected with an inlet flange, and the inner wall of the other side of the shell is fixedly connected with an outlet flange.
In order to achieve the effect of facilitating hot fluid to flow into the shell, the shell-and-tube heat exchanger is characterized in that the outer surface of the shell is fixedly connected with a hot fluid inlet, the inner wall of the hot fluid inlet is fixedly connected with a first filter core, and the outer surface of the hot fluid inlet is fixedly connected with a first connecting flange.
In order to achieve the effect of facilitating the hot fluid to flow out of the shell, the shell-and-tube heat exchanger is characterized in that the outer surface of the shell is fixedly connected with a hot fluid outlet, the inner wall of the hot fluid outlet is fixedly connected with a second filter element, and the outer surface of the hot fluid outlet is fixedly connected with a second connecting flange.
In order to achieve the effect of facilitating cold fluid to flow into the heat exchange tube, the shell-and-tube heat exchanger is characterized in that one side of the shell is fixedly connected with an inlet shell.
In order to achieve the effect of facilitating cold fluid to flow out of the shell through the heat exchange tube, the shell-and-tube heat exchanger is characterized in that an outlet shell is fixedly connected to the other side of the shell.
Compared with the prior art, the utility model has the following beneficial effects:
1. the shell-and-tube heat exchanger is characterized in that through the arrangement of a shell, an upper baffle plate, a lower baffle plate, a through hole, an inner sleeve, a front sleeve ring and a rear sleeve ring, hot fluid enters the shell from a hot fluid inlet, flows along the space in the shell formed by the upper baffle plate and the lower baffle plate and is matched with cold fluid in a heat exchange tube to exchange heat, the front sleeve ring and the rear sleeve ring can rotate on the inner sleeve along with the flowing of the hot fluid in the heat exchange process, bubbles generated at the baffle plate in the flowing process of the fluid can be broken, and the bubbles connected into a piece can be broken, so that the generation of a vapor film is avoided, the flowing speed of the fluid is ensured, and the heat exchange effect of the heat exchanger is improved.
2. The shell-and-tube heat exchanger can facilitate the inlet and the outlet of the hot fluid and filter the inlet and the outlet through the arrangement of the hot fluid inlet, the first filter element, the hot fluid outlet and the second filter element, so that particles are prevented from entering the shell, the effect of filtering and purifying is achieved, and meanwhile, the inlet and the outlet of the hot fluid can be interchanged.
Drawings
Fig. 1 is a schematic structural view of a shell-and-tube heat exchanger according to embodiment 1 of the present utility model;
fig. 2 is a schematic diagram of a bottom axial structure of a shell-and-tube heat exchanger according to embodiment 1 of the present utility model;
FIG. 3 is a schematic cross-sectional view of a shell-and-tube heat exchanger according to embodiment 1 of the present utility model;
fig. 4 is a schematic structural view of a front sealing and fixing sleeve in a shell-and-tube heat exchanger according to embodiment 1 of the present utility model;
fig. 5 is a schematic structural view of a rear seal fixing sleeve in a shell-and-tube heat exchanger according to embodiment 1 of the present utility model;
FIG. 6 is a schematic diagram of a schematic sectional axial structure of a shell-and-tube heat exchanger according to embodiment 1 of the present utility model;
fig. 7 is a schematic diagram of an explosion structure of an inner jacket in a shell-and-tube heat exchanger according to embodiment 1 of the present utility model.
In the figure: 1. a housing; 2. an upper baffle; 3. a lower baffle; 4. a through hole; 5. an inner sleeve; 6. a front collar; 7. a rear collar; 8. a heat exchange tube; 9. a front pipe sleeve; 10. a front sealing and fixing sleeve; 11. a rear pipe sleeve; 12. a rear sealing fixing sleeve; 13. an inlet flange; 14. an outlet flange; 15. a hot fluid inlet; 16. a first filter element; 17. a first connection flange; 18. a hot fluid outlet; 19. a second filter element; 20. a second connection flange; 21. an inlet housing; 22. an outlet housing.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1-7, a shell-and-tube heat exchanger comprises a shell 1, wherein an upper baffle plate 2 is fixedly connected to the inner wall of the shell 1, a lower baffle plate 3 is fixedly connected to the inner wall of the shell 1, through holes 4 are formed in one sides of the upper baffle plate 2 and the lower baffle plate 3, an inner sleeve 5 is fixedly connected to the inner wall of the through holes 4, a front sleeve ring 6 and a rear sleeve ring 7 are movably connected to the outer surface of the inner sleeve 5 from left to right in sequence, and a heat exchange tube 8 is fixedly connected to the inner wall of the inner sleeve 5.
When the heat exchanger is used, through the arrangement of the shell 1, the upper baffle plate 2, the lower baffle plate 3, the through holes 4, the inner sleeve 5, the front sleeve ring 6 and the rear sleeve ring 7, the upper baffle plate 2 and the lower baffle plate 3 are distributed in the shell 1, the upper baffle plate 2 and the lower baffle plate 3 are arranged according to the arrangement of one upper baffle plate 2 and one lower baffle plate 3, the through holes 4 are distributed on the upper baffle plate 2 and the lower baffle plate 3, the inner sleeve 5 is fixed in the through holes 4, the front sleeve ring 6 and the rear sleeve ring 7 are arranged on the inner sleeve 5, when the heat exchanger is used, cold fluid enters from the inlet sleeve 21 and enters into the heat exchange tube 8, then flows out from the outlet sleeve 22 through the heat exchange tube 8, flows along the shell space formed by the upper baffle plate 2 and the lower baffle plate 3, and is matched with the cold fluid in the heat exchange tube 8 to perform heat exchange work, and the front sleeve ring 6 and the rear sleeve ring 7 rotate along with the flowing of the hot fluid in the inner sleeve 5 in the heat exchange process, and the rotating cold fluid can flow in the heat exchange process, so that the heat exchange membrane can not be broken, and the bubble can be broken, and the heat exchange effect can not be generated in the process when the cold fluid flows, and the heat exchange membrane is broken.
In this embodiment, the inner wall of one side of the housing 1 is fixedly connected with a front pipe sleeve 9, and the inner wall of the other side of the housing 1 is fixedly connected with a rear pipe sleeve 11.
In specific use, the front pipe sleeve 9 and the rear pipe sleeve 11 are arranged to seal the two ends of the shell 1.
In this embodiment, the inner wall of the front pipe sleeve 9 is fixedly connected with a front sealing fixing sleeve 10, and the inner wall of the rear pipe sleeve 11 is fixedly connected with a rear sealing fixing sleeve 12.
In specific use, the heat exchange tube 8 is sealed with the contact gap between the front tube sleeve 9 and the rear tube sleeve 11 through the arrangement of the front sealing fixing sleeve 10 and the rear sealing fixing sleeve 12.
In this embodiment, the outer surface of one side of the housing 1 is fixedly connected with an inlet flange 13, and the inner wall of the other side of the housing 1 is fixedly connected with an outlet flange 14.
In particular use, the inlet housing 21 and the outlet housing 22 are mounted by the arrangement of the inlet flange 13 and the outlet flange 14.
In this embodiment, the outer surface of the housing 1 is fixedly connected with a hot fluid inlet 15, the inner wall of the hot fluid inlet 15 is fixedly connected with a first filter element 16, and the outer surface of the hot fluid inlet 15 is fixedly connected with a first connection flange 17.
In particular use, the provision of the hot fluid inlet 15 facilitates the flow of hot fluid into the housing 1.
In this embodiment, the outer surface of the housing 1 is fixedly connected with a hot fluid outlet 18, the inner wall of the hot fluid outlet 18 is fixedly connected with a second filter element 19, and the outer surface of the hot fluid outlet 18 is fixedly connected with a second connecting flange 20.
In particular use, the hot fluid is facilitated to flow out of the housing 1 by the provision of the hot fluid outlet 18.
In this embodiment, an inlet housing 21 is fixedly connected to one side of the housing 1.
In specific use, the cold fluid is convenient to flow into the heat exchange tube 8 through the arrangement of the inlet shell 21.
In this embodiment, the other side of the housing 1 is fixedly connected with an outlet housing 22.
In particular use, the provision of the outlet housing 22 facilitates the flow of cold fluid out of the housing 1 through the heat exchange tube 8.
Working principle: when the heat exchanger is used, cold fluid enters from the inlet shell 21 and enters into the heat exchange tube 8, then flows out from the outlet shell 22 through the heat exchange tube 8, and enters into the shell 1 from the hot fluid inlet 15, flows along the shell inner space formed by the upper baffle plate 2 and the lower baffle plate 3, and cooperates with the cold fluid in the heat exchange tube 8 to perform heat exchange work, in the heat exchange process, the front sleeve ring 6 and the rear sleeve ring 7 rotate on the inner sleeve 5 along with the flow of the hot fluid, in the rotating process, bubbles generated at the baffle plates in the flowing process of the fluid are broken, and the bubbles connected into one piece are broken, so that the steam film is not generated.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. A shell and tube heat exchanger comprising a housing (1), characterized in that: the inner wall fixedly connected with of casing (1) goes up baffle (2), the inner wall fixedly connected with of casing (1) is baffle (3) down, through-hole (4) have all been seted up to one side of going up baffle (2) and lower baffle (3), the inner wall fixedly connected with endotheca (5) of through-hole (4), the surface of endotheca (5) is from left to right swing joint in proper order preceding lantern ring (6) and back lantern ring (7), the inner wall fixedly connected with heat transfer tube (8) of endotheca (5).
2. A shell and tube heat exchanger as claimed in claim 1, wherein: the inner wall of one side of the shell (1) is fixedly connected with a front pipe sleeve (9), and the inner wall of the other side of the shell (1) is fixedly connected with a rear pipe sleeve (11).
3. A shell and tube heat exchanger as claimed in claim 2, wherein: the inner wall of the front pipe sleeve (9) is fixedly connected with a front sealing fixing sleeve (10), and the inner wall of the rear pipe sleeve (11) is fixedly connected with a rear sealing fixing sleeve (12).
4. A shell and tube heat exchanger as claimed in claim 1, wherein: the outer surface of one side of the shell (1) is fixedly connected with an inlet flange (13), and the inner wall of the other side of the shell (1) is fixedly connected with an outlet flange (14).
5. A shell and tube heat exchanger as claimed in claim 1, wherein: the outer surface of the shell (1) is fixedly connected with a hot fluid inlet (15), the inner wall of the hot fluid inlet (15) is fixedly connected with a first filter element (16), and the outer surface of the hot fluid inlet (15) is fixedly connected with a first connecting flange (17).
6. A shell and tube heat exchanger as claimed in claim 1, wherein: the outer surface of the shell (1) is fixedly connected with a hot fluid outlet (18), the inner wall of the hot fluid outlet (18) is fixedly connected with a second filter element (19), and the outer surface of the hot fluid outlet (18) is fixedly connected with a second connecting flange (20).
7. A shell and tube heat exchanger as claimed in claim 1, wherein: an inlet shell (21) is fixedly connected to one side of the shell (1).
8. A shell and tube heat exchanger as claimed in claim 1, wherein: the other side of the shell (1) is fixedly connected with an outlet shell (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223554977.7U CN219178343U (en) | 2022-12-29 | 2022-12-29 | Shell-and-tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223554977.7U CN219178343U (en) | 2022-12-29 | 2022-12-29 | Shell-and-tube heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219178343U true CN219178343U (en) | 2023-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223554977.7U Active CN219178343U (en) | 2022-12-29 | 2022-12-29 | Shell-and-tube heat exchanger |
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| Country | Link |
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| CN (1) | CN219178343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116481356A (en) * | 2023-06-25 | 2023-07-25 | 常州市华立液压润滑设备有限公司 | Energy-saving tubular heat exchanger |
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2022
- 2022-12-29 CN CN202223554977.7U patent/CN219178343U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116481356A (en) * | 2023-06-25 | 2023-07-25 | 常州市华立液压润滑设备有限公司 | Energy-saving tubular heat exchanger |
| CN116481356B (en) * | 2023-06-25 | 2023-10-13 | 常州市华立液压润滑设备有限公司 | Energy-saving tubular heat exchanger |
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