CN217818327U - Shell-and-tube heat exchanger and tube plate device - Google Patents
Shell-and-tube heat exchanger and tube plate device Download PDFInfo
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- CN217818327U CN217818327U CN202222030607.7U CN202222030607U CN217818327U CN 217818327 U CN217818327 U CN 217818327U CN 202222030607 U CN202222030607 U CN 202222030607U CN 217818327 U CN217818327 U CN 217818327U
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Abstract
The application relates to the technical field of heat exchange equipment, the tube sheet device that this application provided, including sealed tube sheet of separating shell side and tube side, the shell side detachable of tube sheet is connected with shell side flange, and the tube side detachable of tube sheet is connected with tube side flange. Because shell side and tube side have been separated in the tube sheet seal, shell side and tube side become two parts relatively independent, the flange of shell side is connected with tube sheet detachable at shell side, the flange of tube side is connected at tube side and tube sheet detachable, so design, if need wash shell side, can dismantle shell side flange alone, wash the back installation, if need wash tube side, can dismantle tube side flange alone, wash the back installation, avoided washing any single part and all will dismantle shell side and tube side completely, realized making shell and tube heat exchanger dismouting washing of being more convenient for. The application also provides a shell-and-tube heat exchanger comprising the tube plate device.
Description
Technical Field
The application relates to the technical field of heat exchange equipment, and more particularly relates to a tube plate device. The application also relates to a shell-and-tube heat exchanger comprising the tube plate device.
Background
Shell and tube heat exchangers are the most widely used conventional heat exchangers. The most basic structure is that a plurality of small tubes for heat exchange are added in a circular shell, and when the heating medium is steam, the shell-and-tube steam-water heat exchanger is called; when the heating medium is high-temperature water, the water-tube heat exchanger is called a tube-shell water-water heat exchanger, because the inside and the outside of a heat exchange small tube are all water, because the water flow rates at the two sides of the small tube are close, the diameter of a circular shell cannot be too large, and when the heating area requirement is large, a plurality of sections are connected, the water-tube heat exchanger is also called a sectional water-water heat exchanger. Their specific construction is described later. The heat exchanger is commonly used for hot water heating systems, low-temperature water air-conditioning systems and certain continuous hot water production process water. As domestic hot water supply, a water storage tank is required.
The existing shell-and-tube heat exchanger has a clamping structure to fix the heat exchange tube, and a tube bundle can be drawn out so as to clean a tube side and a shell side, and the shell-and-tube heat exchanger is usually used in high-temperature and high-pressure occasions, so that the shell-and-tube heat exchanger needs to be cleaned and replaced frequently. Although the clamping structure has a simple structure, the clamping structure is not beneficial to disassembly and assembly, and the tube side and the shell side need to be disassembled during cleaning, thereby wasting time and energy.
Therefore, how to make the shell-and-tube heat exchanger more convenient for disassembly, assembly and cleaning is a problem to be solved urgently by those skilled in the art at present.
Disclosure of Invention
In view of this, this application provides a tube plate device to realize making shell-and-tube heat exchanger more convenient dismouting wash. The application also provides a shell-and-tube heat exchanger comprising the tube plate device.
In order to achieve the above purpose, the present application provides the following technical solutions:
a tube plate device comprises a tube plate which is used for sealing and separating a shell side and a tube side, wherein the shell side of the tube plate is detachably connected with a shell side flange, and the tube side of the tube plate is detachably connected with a tube side flange.
Optionally, the tube sheet and the shell-side flange are connected by shell-side bolts.
Optionally, shell-side threaded holes are formed in the tube plate, the shell-side threaded holes are circumferentially arranged by taking the center of the tube plate as a circle center, shell-side bolts are stud bolts, one ends of the stud bolts penetrate through bolt holes of the shell-side flange and are screwed into the shell-side threaded holes, and shell-side nuts are mounted at the other ends of the stud bolts.
Optionally, the shell-side flange is provided with a shell-side gasket at its interface with the tube sheet.
Optionally, the tube sheet and the tube-side flange are connected by tube-side bolts.
Optionally, a tube side threaded through hole is formed in the tube plate, the plurality of tube side threaded through holes are circumferentially arranged by taking the center of the tube plate as a circle center, the circumferential radius of the circumferential arrangement of the tube side threaded through holes is larger than the circumferential radius of the circumferential arrangement of the shell side threaded holes, a full-thread stud is screwed into the tube side threaded through hole and the bolt hole of the tube side flange, and a tube side nut is respectively arranged at two ends of the full-thread stud.
Optionally, the tube-side flange is provided with a tube-side gasket at the interface with the tube sheet.
The application also provides a shell-and-tube heat exchanger, including casing, heat exchange tube and tube sheet device, the tube sheet device is above-mentioned arbitrary tube sheet device.
The utility model provides a tube sheet device, including the sealed tube sheet of separating shell side and tube side, the shell side detachable of tube sheet is connected with shell side flange, and the tube side detachable of tube sheet is connected with tube side flange. Because shell side and tube side have been separated in the tube sheet seal, shell side and tube side become two parts relatively independent, the flange of shell side is connected with tube sheet detachable at shell side, the flange of tube side is connected at tube side and tube sheet detachable, so design, if need wash shell side, can dismantle shell side flange alone, wash the back installation, if need wash tube side, can dismantle tube side flange alone, wash the back installation, avoided washing any single part and all will dismantle shell side and tube side completely, realized making shell and tube heat exchanger dismouting washing of being more convenient for.
Drawings
The novel features believed characteristic of the application are set forth in the appended claims. A better understanding of the features and advantages of the present application will be obtained by reference to the following detailed description that sets forth illustrative embodiments, in which the principles of the application are utilized, and the accompanying drawings. The drawings are only for purposes of illustrating embodiments and are not to be construed as limiting the application. Also, like elements are denoted by like reference numerals throughout the drawings.
In the drawings, fig. 1 is a schematic structural diagram of a tube sheet device provided in the present application.
In FIG. 1: the structure comprises a shell side flange 1, a shell side bolt 2, a shell side nut 3, a shell side gasket 4, a tube plate 5, a tube side flange 6, a full-thread stud 7 and a tube side gasket 8.
Detailed Description
The application provides a tube plate device has realized making shell-and-tube heat exchanger dismouting washing of being more convenient for. The application also provides a shell-and-tube heat exchanger comprising the tube plate device.
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
Fig. 1 is a schematic structural diagram of a tube sheet device provided in the present application.
The application provides a tube sheet device, including sealed tube sheet 5 of separating shell side and tube side, the shell side detachable of tube sheet 5 is connected with shell side flange 1, and the tube side detachable of tube sheet 5 is connected with tube side flange 6. Because tube sheet 5 has sealed shell side and tube side of having separated, shell side and tube side become two parts relatively independent, shell side flange 1 is connected with tube sheet 5 detachable at the shell side, tube side flange 6 is connected with tube sheet 5 detachable at the tube side, so design, if need wash the shell side, can dismantle shell side flange 1 alone, wash the back installation, if need wash the tube side, can dismantle tube side flange 6 alone, wash the back installation, avoided washing any single part and all will dismantle shell side and tube side completely, realized making shell-and-tube heat exchanger dismouting washing of being more convenient for.
In a specific embodiment of the present application, the tube sheet 5 and the shell-side flange 1 are connected by shell-side bolts 2. The bolt connection is a reliable detachable connection mode.
In this application's a specific embodiment, be provided with shell side screw hole on the tube sheet 5, a plurality of shell side screw holes use the center of tube sheet 5 as centre of a circle circumference and arrange, shell side bolt 2 is stud, and the bolt hole screw in shell side screw hole of shell side flange 1 is passed to stud one end, and shell side nut 3 is installed to stud's the other end. The shell side threaded holes are not through holes, generally 6-8 shell side threaded holes are uniformly distributed in a circle in the circumferential direction, the scheme that the shell side bolts 2 are stud bolts is very suitable, one end of each stud bolt penetrates through the bolt hole of the shell side flange 1 to connect the shell side flange 1 to the tube plate 5, the other end of each stud bolt is provided with a screwed shell side nut to finish fixation, and the structure is very convenient to disassemble and assemble.
In a specific embodiment of the present application, the contact surface of the shell-side flange 1 with the tube sheet 5 is provided with a shell-side gasket 4. The shell side gasket 4 can increase the contact area, reduce the pressure, prevent to become flexible, protect the part.
In a specific embodiment of the present application, the tube sheet 5 and the tube-side flange 6 are connected by tube-side bolts. The bolt connection is a reliable detachable connection mode.
In this application, in a specific embodiment, be provided with pipe side screw thread through-hole on the tube sheet 5, a plurality of pipe side screw thread through-holes use the center of tube sheet 5 as centre of a circle circumference and arrange, the circumference radius that pipe side screw thread through-hole circumference was arranged is greater than the circumference radius that shell side screw hole circumference was arranged, and pipe side screw thread through-hole and the downthehole screw in full thread double-screw bolt 7 of pipe side flange 6 to set up pipe side nut respectively at the both ends of full thread double-screw bolt 7. Because the equipment components on the tube side are large, the tube side flange 6 is large, the volume and the weight are large, and the fixation is stable, so that the bolt assemblies with larger sizes are needed to be matched. The optimal choice is to use full-thread studs 7 to connect the tube-side threaded through holes of the tube sheet 5 and the bolt holes of the tube-side flange 6, and the full-thread studs 7 can also play a role in sealing and isolating the shell side and the tube side of the tube sheet 5. And two ends of the full-thread stud 7 are fixedly installed through pipe side nuts.
In a specific embodiment of the present application, the contact surface of the tube-side flange 6 with the tube sheet 5 is provided with a tube-side gasket 8. The pipe side gasket 8 can increase the contact area, reduce pressure, prevent to become flexible, protect the part.
Based on the tube sheet device that provides in the above-mentioned embodiment, this application still provides a shell and tube heat exchanger, including casing, heat exchange tube and tube sheet device, the tube sheet device is the tube sheet device of any above-mentioned embodiment.
Because the tube-shell heat exchanger adopts the tube plate device of the above embodiment, please refer to the above embodiment for the beneficial effects of the tube plate device of the tube-shell heat exchanger.
It should be understood that the various steps recited in the method embodiments of the present disclosure may be performed in a different order, and/or performed in parallel. Moreover, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the present application is not limited in this respect.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the disclosure may be practiced without these specific details. In some embodiments, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
While exemplary embodiments of the present application have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Numerous modifications, changes, and substitutions will now occur to those skilled in the art without departing from the application. It should be understood that various alternatives to the embodiments of the application described herein may be employed in practicing the application. It is intended that the following claims define the scope of the application and that methods and structures within the scope of these claims and their equivalents be covered thereby.
Claims (8)
1. A tube sheet device is characterized by comprising a tube sheet (5) which is used for sealing and separating a shell side and a tube side, wherein a shell side flange (1) is detachably connected to the shell side of the tube sheet (5), and a tube side flange (6) is detachably connected to the tube side of the tube sheet (5).
2. The tube sheet arrangement as claimed in claim 1, characterized in that the tube sheet (5) is connected to the shell-side flange (1) by shell-side bolts (2).
3. The tube plate device according to claim 2, characterized in that the tube plate (5) is provided with shell-side threaded holes, a plurality of the shell-side threaded holes are circumferentially arranged around the center of the tube plate (5), the shell-side bolts (2) are stud bolts, one ends of the stud bolts are screwed into the shell-side threaded holes through bolt holes of the shell-side flange (1), and shell-side nuts (3) are mounted at the other ends of the stud bolts.
4. A tube sheet arrangement according to claim 3, characterized in that the contact surface of the shell-side flange (1) with the tube sheet (5) is provided with a shell-side gasket (4).
5. The tube sheet arrangement as claimed in claim 4, characterized in that the tube sheet (5) is connected to the tube-side flange (6) by means of tube-side bolts.
6. The tube sheet device according to claim 5, wherein a plurality of tube side threaded through holes are formed in the tube sheet (5), the plurality of tube side threaded through holes are circumferentially arranged around the center of the tube sheet (5), the circumferential radius of the circumferential arrangement of the tube side threaded through holes is larger than the circumferential radius of the circumferential arrangement of the shell side threaded holes, full-thread studs (7) are screwed into the tube side threaded through holes and the bolt holes of the tube side flange (6), and tube side nuts are respectively arranged at two ends of the full-thread studs (7).
7. The tube sheet device according to claim 6, characterized in that the contact surface of the tube-side flange (6) with the tube sheet (5) is provided with a tube-side gasket (8).
8. A shell and tube heat exchanger comprising a shell, heat exchange tubes and a tube sheet arrangement, wherein the tube sheet arrangement is a tube sheet arrangement as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222030607.7U CN217818327U (en) | 2022-08-03 | 2022-08-03 | Shell-and-tube heat exchanger and tube plate device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222030607.7U CN217818327U (en) | 2022-08-03 | 2022-08-03 | Shell-and-tube heat exchanger and tube plate device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217818327U true CN217818327U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222030607.7U Active CN217818327U (en) | 2022-08-03 | 2022-08-03 | Shell-and-tube heat exchanger and tube plate device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217818327U (en) |
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2022
- 2022-08-03 CN CN202222030607.7U patent/CN217818327U/en active Active
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