CN212778780U - Shell-and-tube heat exchanger with inner tube capable of being drawn out - Google Patents
Shell-and-tube heat exchanger with inner tube capable of being drawn out Download PDFInfo
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- CN212778780U CN212778780U CN202021791456.1U CN202021791456U CN212778780U CN 212778780 U CN212778780 U CN 212778780U CN 202021791456 U CN202021791456 U CN 202021791456U CN 212778780 U CN212778780 U CN 212778780U
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- heat exchanger
- end socket
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Abstract
The utility model discloses a shell-and-tube heat exchanger with an extractable inner tube, which comprises a shell, wherein two sides of the shell are provided with replacing structures; wherein, change the structure and include: the heat exchanger comprises a pair of shell integral tube plates with the same structure, a pair of end socket integral tube plates with the same structure, a pair of end sockets with the same structure, a plurality of heat exchange tubes with the same structure and four replacement assemblies with the same structure; the utility model relates to a heat exchanger technical field has solved current heat exchanger and can't change and inside abluent problem to the heat exchanger.
Description
Technical Field
The utility model relates to a heat exchanger technical field specifically is an inner tube can take out shell and tube heat exchanger.
Background
The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called as a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, is widely applied, and cannot be used for replacing and cleaning the inside of the heat exchange pipe in the conventional heat exchanger.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an inner tube can take out shell and tube heat exchanger has solved current heat exchanger and can't change and the inside abluent problem to the heat transfer pipe.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the shell-and-tube heat exchanger with the inner tube capable of being drawn comprises a shell, wherein replacement structures are arranged on two sides of the shell;
wherein, change the structure and include: the heat exchanger comprises a pair of shell integral tube plates with the same structure, a pair of end socket integral tube plates with the same structure, a pair of end sockets with the same structure, a plurality of heat exchange tubes with the same structure and four replacement assemblies with the same structure;
the shell integral tube plate is arranged on the left wall surface and the right wall surface of the shell, the end socket integral tube plates are arranged on two sides of the shell integral tube plates, a plurality of through holes with the same structure are formed in the joints of the end socket integral tube plates and the shell integral tube plates, threaded holes are formed in the joints of the end socket integral tube plates and the shell integral tube plates, the end sockets are arranged on two sides of the end socket integral tube plates, the heat exchange tubes are arranged in the through holes formed in the joints of the shell integral tube plates and the end socket integral tube plates, and the replacing assemblies are arranged at the threaded holes formed in the joints of the shell integral tube plates and the end socket integral tube plates.
Preferably, the replacing component comprises: a plurality of O-shaped rings, bolts and nuts with the same structure;
the O-shaped rings are arranged at the joints of the heat exchange tubes and the shell integral tube plates, the shell integral tube plates and the end sockets are sleeved with bolts, and the nuts are sleeved on the bolts.
Preferably, the left side and the right side of the end socket and the upper wall surface and the lower wall surface of the shell are provided with connecting pipes for connection.
Preferably, the number of the heat exchange tubes is the same as the number of the through holes formed at the joints of the pair of shell integral tube plates and the pair of end socket integral tube plates.
Preferably, the bolt is positioned at the position, close to the pair of end sockets, of the pair of end socket integral tube plates.
Preferably, a sealing ring for sealing is arranged between the pair of end socket integrated tube plates and the pair of shell integrated tube plates.
Advantageous effects
The utility model provides a shell and tube heat exchanger can be taken out to inner tube. The heat exchange tube cleaning device has the advantages that the replacement structure is mainly adopted, and the heat exchange tube in the heat exchanger can be replaced and cleaned inside the heat exchanger, so that the overall practical service life of the heat exchanger is prolonged, and the problem that the heat exchange tube cannot be replaced and cleaned inside the heat exchanger in the prior art is solved.
Drawings
Fig. 1 is a schematic structural view of a shell-and-tube heat exchanger with an extractable inner tube according to the present invention.
Fig. 2 is a schematic view of a partially enlarged front view structure of a shell-and-tube heat exchanger with an extractable inner tube according to the present invention.
In the figure: 1-a shell; 2-shell integrated tube plate; 3-sealing the integrated tube plate; 4-sealing the end; 5, heat exchange tubes; 6-O-shaped ring; 7-bolt; 8-a nut; 9-pipe connection; 10-sealing ring.
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. 1-2, the present invention provides a technical solution: but inner tube pump shell and tube heat exchanger, the present case major assembly is: comprises a shell 1, wherein replacement structures are arranged on two sides of the shell 1;
it should be noted that, when the heat exchange tube 5 in the casing 1 needs to be replaced, the replacement structure on both sides of the casing 1 can be used for replacement.
In the specific implementation process, the replacing structure comprises: the heat exchanger comprises a pair of shell integral tube plates 2 with the same structure, a pair of end socket integral tube plates 3 with the same structure, a pair of end sockets 4 with the same structure, a plurality of heat exchange tubes 5 with the same structure and four replacement components with the same structure;
the shell integral tube plate 2 is arranged on the left wall surface and the right wall surface of the shell 1, the end socket integral tube plate 3 is arranged on two sides of the shell integral tube plate 2, a plurality of through holes with the same structure are formed in the joint of the end socket integral tube plate 3 and the shell integral tube plate 2, a pair of threaded holes are formed in the upper part and the lower part of the joint of the end socket integral tube plate 3 and the shell integral tube plate 2, the end sockets 4 are arranged on two sides of the end socket integral tube plate 3, the heat exchange tubes 5 are arranged in the through holes formed in the joint of the shell integral tube plate 2 and the end socket integral tube plate 3, and the replacement assemblies are arranged in the threaded holes formed in the joint of the shell integral tube plate 2 and the end socket integral tube plate 3.
It should be noted that, when it is necessary to replace or internally clean the plurality of heat exchange tubes 5 on the pair of shell integrated tube plates 2 and the pair of head integrated tube plates 3 in the shell 1, the four replacement assemblies mounted on the pair of shell integrated tube plates 2 and the pair of head integrated tube plates 3 may be detached, the pair of head integrated tube plates 3 and the pair of heads 4 may be detached while moving the pair of heads 4 mounted on both sides of the pair of head integrated tube plates 3, the plurality of heat exchange tubes 5 located on the pair of shell integrated tube plates 2 may be replaced or the interiors may be cleaned, after the cleaning or the replacement of the plurality of heat exchange tubes 5 is completed, the pair of head integrated tube plates 3 and the pair of heads 4 may be placed on both sides of the pair of shell integrated tube plates 2, and the pair of shell integrated tube plates 2 and the pair of head integrated tube plates 3 may.
In one embodiment, the replacing assembly further comprises: a plurality of O-shaped rings 6, bolts 7 and nuts 8 which are identical in structure;
a plurality of O-shaped rings 6 are arranged at the joints of the heat exchange tubes 5 and the shell integral tube plates 2, a pair of shell integral tube plates 2 and a pair of threaded holes formed in the end socket integral tube plates 3 are sleeved with bolts 7, and nuts 8 are sleeved on the bolts 7.
It should be noted that, when the plurality of heat exchange tubes 5 need to be cleaned and replaced, the nuts 8 mounted on the pair of shell integrated tube plates 2 are screwed off, so that the bolts 7 mounted on the pair of shell integrated tube plates 2 can be removed, the plurality of heat exchange tubes 5 can be replaced or cleaned internally, and the O-rings 6 mounted between the heat exchange tubes 5 and the pair of shell integrated tube plates 2 play a role in sealing.
In the specific implementation process, furthermore, the left side and the right side of the end socket 4 and the upper wall surface and the lower wall surface of the shell 1 are provided with connecting pipes 9 for connection.
In the specific implementation process, furthermore, the number of the plurality of heat exchange tubes 5 is the same as the number of the through holes formed at the joints of the pair of shell integral tube plates 2 and the pair of end socket integral tube plates 3.
In the specific implementation process, the bolts 7 are further positioned at the position, close to the pair of end sockets 4, of the pair of end socket integral tube plates 3.
In the specific implementation process, a sealing ring 10 for sealing is further arranged between the pair of end socket integrated tube plates 3 and the pair of shell integrated tube plates 2.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
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. The shell-and-tube heat exchanger with the withdrawable inner tube comprises a shell (1) and is characterized in that replacement structures are arranged on two sides of the shell (1);
wherein, change the structure and include: the heat exchanger comprises a pair of shell integral tube plates (2) with the same structure, a pair of end socket integral tube plates (3) with the same structure, a pair of end sockets (4) with the same structure, a plurality of heat exchange tubes (5) with the same structure and four replacement components with the same structure;
the shell integral tube plate (2) is arranged on the left wall surface and the right wall surface of the shell (1), the end socket integral tube plate (3) is arranged on the two sides of the shell integral tube plate (2), the end socket integral tube plate (3) and the end socket integral tube plate (2) are provided with a plurality of through holes with the same structure, the end socket integral tube plate (3) and the end socket integral tube plate (2) are provided with a plurality of threaded holes, the end socket (4) is arranged on the two sides of the end socket integral tube plate (3), the heat exchange tubes (5) are arranged on the end socket integral tube plate (2) and the end socket integral tube plate (3) are provided with a plurality of through holes, and the replacing components are arranged.
2. The inner tube extractable, shell and tube heat exchanger of claim 1, wherein the replacement assembly comprises: a plurality of O-shaped rings (6), bolts (7) and nuts (8) with the same structure;
a plurality of O-shaped rings (6) are arranged at the joints of the heat exchange tubes (5) and the shell integral tube plates (2), bolts (7) are sleeved with the shell integral tube plates (2) and the end socket integral tube plates (3) in a pair, and nuts (8) are sleeved on the bolts (7).
3. The inner tube extractable shell and tube heat exchanger according to claim 1, wherein the left and right sides of the end sockets (4) and the upper and lower wall surfaces of the shell (1) are provided with connecting tubes (9) for connection.
4. The shell-and-tube heat exchanger with an extractable inner tube according to claim 1, wherein the number of the plurality of heat exchange tubes (5) is the same as the number of through holes formed at the joint of the pair of shell integral tube plates (2) and the pair of end socket integral tube plates (3).
5. Inner tube extractable shell and tube heat exchanger according to claim 2, wherein the bolts (7) are located at the pair of head integrated tube plates (3) close to the pair of heads (4).
6. Inner tube extractable shell and tube heat exchanger according to claim 1, wherein a sealing ring (10) for sealing is provided between a pair of said head integrated tube sheets (3) and a pair of said shell integrated tube sheets (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791456.1U CN212778780U (en) | 2020-08-24 | 2020-08-24 | Shell-and-tube heat exchanger with inner tube capable of being drawn out |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791456.1U CN212778780U (en) | 2020-08-24 | 2020-08-24 | Shell-and-tube heat exchanger with inner tube capable of being drawn out |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212778780U true CN212778780U (en) | 2021-03-23 |
Family
ID=75054602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021791456.1U Active CN212778780U (en) | 2020-08-24 | 2020-08-24 | Shell-and-tube heat exchanger with inner tube capable of being drawn out |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212778780U (en) |
-
2020
- 2020-08-24 CN CN202021791456.1U patent/CN212778780U/en active Active
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