CN219589493U - Anti-collision shell side medium inlet pipe structure - Google Patents
Anti-collision shell side medium inlet pipe structure Download PDFInfo
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- CN219589493U CN219589493U CN202320084267.8U CN202320084267U CN219589493U CN 219589493 U CN219589493 U CN 219589493U CN 202320084267 U CN202320084267 U CN 202320084267U CN 219589493 U CN219589493 U CN 219589493U
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- pipe
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Abstract
The utility model relates to an anti-impact shell side medium inlet pipe structure, which comprises: barrel and set up a plurality of heat exchange tube bank in the barrel, be equipped with a plurality of shell side medium import pipe in the circumferencial direction of barrel, every shell side medium import pipe includes: the heat exchange tube comprises distribution tubes, a barrel connecting tube and special tubes for connecting the distribution tubes and the barrel connecting tube, wherein an accommodating space for accommodating the distribution tubes is arranged between the heat exchange tube bundles, the distribution tubes are arranged in the barrel and are inserted into the accommodating space between the heat exchange tube bundles, the distribution tubes are arranged in a flat tube shape, one free end of each distribution tube is welded with the special tube, the other free end of each distribution tube is provided with a sealing plate, the top of each distribution tube is provided with a plurality of distribution holes, one end of each special tube is welded with each distribution tube, and the other end of each special tube is welded with the corresponding barrel connecting tube, so that shell side media can be prevented from impacting the heat exchange tube bundles, and shell side media can be uniformly distributed.
Description
[ field of technology ]
The utility model relates to the field of heat exchangers, in particular to a collision-proof shell side medium inlet pipe structure.
[ background Art ]
A heat exchanger (heat exchanger) is a device that transfers a portion of the heat of a hot fluid to a cold fluid, also known as a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum, power, food and other industrial production, and can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in the chemical industry, so that the heat exchanger has wide application range.
The heat exchanger is generally composed of a cylinder body, a tube plate and a heat exchange tube bundle arranged in the cylinder body, wherein a tube side medium inlet, a tube side medium outlet, a shell side medium inlet and a shell side medium outlet are arranged on the cylinder body, the tube side medium enters the heat exchange tube bundle from the tube side medium inlet, and then exits from the tube side medium outlet after heat exchange, the shell side medium enters from the shell side medium inlet, and then exits from the shell side medium outlet after heat exchange.
[ utility model ]
In order to solve the problems, the utility model aims to provide the anti-impact shell side medium inlet pipe structure which is simple in structure and convenient to install.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: an impact-resistant shell side media inlet tube structure comprising: barrel and set up a plurality of heat exchange tube bank in the barrel, be equipped with a plurality of shell side medium import pipe in the circumferencial direction of barrel, every shell side medium import pipe includes: the heat exchange tube comprises distribution tubes, a barrel connecting tube and special tubes for connecting the distribution tubes and the barrel connecting tube, wherein an accommodating space for accommodating the distribution tubes is arranged between the heat exchange tube bundles, the distribution tubes are arranged in the barrel and are inserted into the accommodating space between the heat exchange tube bundles, the distribution tubes are arranged in a flat tubular shape, one free end of each distribution tube is welded with the special tube, a sealing plate is arranged at the other free end of each distribution tube, a plurality of distribution holes are formed in the top of each distribution tube, the bottoms of the distribution tubes are supported on the tube plates through supporting pieces, one ends of the special tubes are welded with the distribution tubes, the other ends of the special tubes are welded with the barrel connecting tube, and the barrel connecting tube is welded with the barrel.
Preferably, a structure of the anti-collision shell side medium inlet pipe in the present utility model is further configured to: the sum of the cross sectional areas of the plurality of distribution holes is larger than the cross sectional area of the pipe orifice of the cylinder connecting pipe.
Preferably, a structure of the anti-collision shell side medium inlet pipe in the present utility model is further configured to: the hole axis of the distribution holes is parallel to the tube axis of the heat exchange tube bundle, and the shell side medium moves along the axial direction of the heat exchange tube bundle after coming out of the distribution holes.
Preferably, a structure of the anti-collision shell side medium inlet pipe in the present utility model is further configured to: the plurality of distribution holes are uniformly distributed along the longitudinal direction of the distribution pipe.
Preferably, a structure of the anti-collision shell side medium inlet pipe in the present utility model is further configured to: the cross section of the distribution pipe is in an elliptical shape or a rectangular shape.
Preferably, a structure of the anti-collision shell side medium inlet pipe in the present utility model is further configured to: the bottom of the distribution pipe is provided with three clear holes which are respectively arranged at the left, middle and right positions of the distribution pipe.
Preferably, a structure of the anti-collision shell side medium inlet pipe in the present utility model is further configured to: and the sealing plate is welded with the distribution pipes in a sealing way.
Preferably, a structure of the anti-collision shell side medium inlet pipe in the present utility model is further configured to: the special-shaped pipe is arranged in a horn shape.
Preferably, a structure of the anti-collision shell side medium inlet pipe in the present utility model is further configured to: the number of the shell-side medium inlet pipes is six, and the six shell-side medium inlet pipes are uniformly distributed along the circumferential direction of the cylinder body.
Preferably, a structure of the anti-collision shell side medium inlet pipe in the present utility model is further configured to: the other end of the special-shaped pipe is inserted into the cylinder connecting pipe and then welded with the cylinder connecting pipe.
Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the traditional shell-side medium inlet pipe structure is improved, so that the traditional shell-side medium inlet pipe is provided with the flat-tube-shaped distribution pipes in a extending mode, and the containing spaces for the distribution pipes to penetrate through are correspondingly arranged between the heat exchange pipe bundles.
[ description of the drawings ]
FIG. 1 is a schematic structural view of an anti-collision shell side medium inlet pipe structure in the utility model.
Fig. 2 is a schematic cross-sectional view taken along line A-A of fig. 1.
Fig. 3 is a schematic structural view of a distribution pipe welded with a special pipe.
Fig. 4 is a schematic cross-sectional view taken along line B-B of fig. 3.
Fig. 5 is a schematic cross-sectional view taken along line C-C of fig. 3.
In fig. 1 to 5: 1. the heat exchange tube comprises a cylinder body, 2 heat exchange tube bundles, 20, an accommodating space, 3, a shell side medium inlet tube, 30, a distribution tube, 300, a distribution hole, 301, a clear hole, 31, a cylinder body connecting tube, 32, a special-shaped tube, 33, a sealing plate, 34, a supporting piece, 4, a tube plate, 5 and a shell side medium outlet tube.
[ detailed description ] of the utility model
The structure of a scour protection shell side medium inlet pipe according to the present utility model will be described in further detail by means of specific examples.
Referring to fig. 1 to 5, an anti-collision shell side medium inlet pipe structure comprises: the shell-side medium inlet tube bundle comprises a cylinder body 1 and a plurality of heat exchange tube bundles 2 arranged in the cylinder body 1, wherein a plurality of shell-side medium inlet tubes 3 are arranged in the circumferential direction of the cylinder body 1, in the embodiment, the number of the shell-side medium inlet tubes 3 is six, and the six shell-side medium inlet tubes 3 are uniformly distributed along the circumferential direction of the cylinder body 1. Of course, in other embodiments, the number of shell side medium inlet pipes 3 may be determined according to specific working conditions.
Each shell side media inlet tube 3 comprises: the utility model can be realized by arranging the distribution tube 30, the cylinder connecting tube 31 and the special-shaped tube 32 for connecting the distribution tube 30 and the cylinder connecting tube 31, wherein the accommodating space 20 for accommodating the distribution tube 30 is arranged between the heat exchange tube bundles 2, the distribution tube 30 is positioned in the cylinder 1 and is inserted into the accommodating space 20 between the heat exchange tube bundles 2, the distribution tube 30 is in a flat tubular arrangement, in the embodiment, the cross section of the distribution tube 30 is in an oval arrangement, of course, in other embodiments, the cross section of the distribution tube 30 is in other flat tubular arrangements such as rectangle, and the like, and the utility model can also be realized. The top of the distribution pipe 30 is provided with a plurality of distribution holes 300, the distribution holes 300 are uniformly distributed along the longitudinal direction of the distribution pipe 30, the hole axes of the distribution holes 300 are parallel to the pipe axes of the heat exchange pipe bundle 2, and shell side medium moves along the axial direction of the heat exchange pipe bundle 2 after exiting from the distribution holes 300. The sum of the cross-sectional areas of the plurality of distribution holes 300 is larger than the cross-sectional area of the nozzle of the cylinder connecting pipe 31, thereby guaranteeing the flow area of the shell side medium. The bottom of the distribution pipe 30 is provided with three clear holes 301, and the three clear holes 301 are respectively disposed at the left, middle and right positions of the distribution pipe 30. The drain hole 301 is used for preventing equipment from stopping and overhauling effusion, and plays a role in draining.
The bottom of distribution pipe 30 passes through support piece 34 and supports on tube sheet 4 to improved the holding strength of distribution pipe 30, barrel connecting pipe 31 welds with barrel 1 mutually, the one end of special-shaped pipe 32 welds with distribution pipe 30 mutually, the other end of special-shaped pipe 32 welds with barrel connecting pipe 31 mutually, in this embodiment, special-shaped pipe 32 is the tubaeform setting, the other end of special-shaped pipe 32 inserts barrel connecting pipe 31 in the back again with barrel connecting pipe 31 mutually welds, and such structural design can further improve the joint strength of special-shaped pipe 32 and barrel connecting pipe 31.
When the device works, shell-side medium enters the cylinder body 1 from six shell-side medium inlet pipes 3 below the device, then carries out heat exchange with tube-side medium in the heat exchange tube bundle 2, and the shell-side medium passes through shell-side medium outlet pipes 5 above the device after the heat exchange, because the shell-side medium inlet pipes 3 are provided with the distribution pipes 30 which are inserted between the heat exchange tube bundles 2, and the end surfaces of the distribution pipes 30 are sealed by the sealing plates 33, the shell-side medium enters the distribution pipes 30 and then directly goes out from a plurality of distribution holes 300 at the tops of the distribution pipes 30 and moves along the axial direction of the heat exchange tube bundles 2, namely, the arrangement of the distribution pipes 30 directly changes the flow direction of the shell-side medium, thereby avoiding the impact of the shell-side medium on the heat exchange tube bundles 2 from the transverse direction, and in addition, the arrangement of the distribution pipes 30 can lead the shell-side medium to be distributed more uniformly, and further greatly improve the service life and heat exchange efficiency of the heat exchange tube bundles 2. Compared with the prior art, the structure provided by the utility model has the advantages that the structure is improved by independently adding the anti-impact baffle plate structure, so that the space is greatly saved, and the problem of anti-impact heel distribution is solved.
In summary, the utility model improves the structure of the traditional shell-side medium inlet pipe, so that the traditional shell-side medium inlet pipe extends into the cylinder body to be provided with the flat-tube-shaped distribution pipes, and the containing spaces for the distribution pipes to penetrate through are correspondingly arranged between the heat exchange pipe bundles, thereby not only preventing the shell-side medium from impacting the heat exchange pipe bundles, but also ensuring that the shell-side medium is distributed more uniformly.
The above-described embodiments are merely illustrative of the principles and functions of the present utility model, and some of the practical examples, not intended to limit the utility model; it should be noted that modifications and improvements can be made by those skilled in the art without departing from the inventive concept, and these are all within the scope of the present utility model.
Claims (10)
1. An impact-resistant shell side media inlet tube structure comprising: barrel and set up a plurality of heat exchange tube bank in the barrel, be equipped with a plurality of shell side medium import pipe, its characterized in that on the circumferencial direction of barrel: each shell side media inlet tube comprises: the heat exchange tube comprises distribution tubes, a barrel connecting tube and special tubes for connecting the distribution tubes and the barrel connecting tube, wherein an accommodating space for accommodating the distribution tubes is arranged between the heat exchange tube bundles, the distribution tubes are arranged in the barrel and are inserted into the accommodating space between the heat exchange tube bundles, the distribution tubes are arranged in a flat tubular shape, one free end of each distribution tube is welded with the special tube, a sealing plate is arranged at the other free end of each distribution tube, a plurality of distribution holes are formed in the top of each distribution tube, the bottoms of the distribution tubes are supported on the tube plates through supporting pieces, one ends of the special tubes are welded with the distribution tubes, the other ends of the special tubes are welded with the barrel connecting tube, and the barrel connecting tube is welded with the barrel.
2. A scour protection shell side media inlet tube structure according to claim 1, wherein: the sum of the cross sectional areas of the plurality of distribution holes is larger than the cross sectional area of the pipe orifice of the cylinder connecting pipe.
3. A scour protection shell side media inlet tube structure according to claim 1, wherein: the hole axis of the distribution holes is parallel to the tube axis of the heat exchange tube bundle, and the shell side medium moves along the axial direction of the heat exchange tube bundle after coming out of the distribution holes.
4. A scour protection shell side media inlet tube structure according to claim 1, wherein: the plurality of distribution holes are uniformly distributed along the longitudinal direction of the distribution pipe.
5. A scour protection shell side media inlet tube structure according to claim 1, wherein: the cross section of the distribution pipe is in an elliptical shape or a rectangular shape.
6. A scour protection shell side media inlet tube structure according to claim 1, wherein: the bottom of the distribution pipe is provided with three clear holes which are respectively arranged at the left, middle and right positions of the distribution pipe.
7. A scour protection shell side media inlet tube structure according to claim 1, wherein: and the sealing plate is welded with the distribution pipes in a sealing way.
8. A scour protection shell side media inlet tube structure according to claim 1, wherein: the special-shaped pipe is arranged in a horn shape.
9. A scour protection shell side media inlet tube structure according to claim 1, wherein: the number of the shell-side medium inlet pipes is six, and the six shell-side medium inlet pipes are uniformly distributed along the circumferential direction of the cylinder body.
10. A scour protection shell side media inlet tube structure according to claim 1, wherein: the other end of the special-shaped pipe is inserted into the cylinder connecting pipe and then welded with the cylinder connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320084267.8U CN219589493U (en) | 2023-01-29 | 2023-01-29 | Anti-collision shell side medium inlet pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320084267.8U CN219589493U (en) | 2023-01-29 | 2023-01-29 | Anti-collision shell side medium inlet pipe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219589493U true CN219589493U (en) | 2023-08-25 |
Family
ID=87666250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320084267.8U Active CN219589493U (en) | 2023-01-29 | 2023-01-29 | Anti-collision shell side medium inlet pipe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219589493U (en) |
-
2023
- 2023-01-29 CN CN202320084267.8U patent/CN219589493U/en active Active
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