CN204438862U - A kind of high pressure heat exchanger - Google Patents
A kind of high pressure heat exchanger Download PDFInfo
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- CN204438862U CN204438862U CN201420857579.9U CN201420857579U CN204438862U CN 204438862 U CN204438862 U CN 204438862U CN 201420857579 U CN201420857579 U CN 201420857579U CN 204438862 U CN204438862 U CN 204438862U
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- heat exchanger
- high pressure
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Abstract
The utility model belongs to the High-pressure Hydrogenation Unit such as diesel hydrotreating unit, residual hydrogenation equipment field, is particularly related to a kind of high pressure heat exchanger of various High-pressure Hydrogenation Unit.At present, the hermetically-sealed construction form of the high pressure heat exchanger used in hydrogenation plant, exists and easily leaks, complex structure, and manufacture difficulty is large, dismantles the shortcomings such as inconvenient during maintenance.For the problems referred to above, the utility model provides a kind of high pressure heat exchanger, comprise tube side end cap (1), tube side cylindrical shell (4), tube sheet (6), heat-exchanging tube bundle (8), shell side housing (9), described tube side cylindrical shell (4) and tube sheet (6) fit together as a whole, tube sheet (6), tube side cylindrical shell (4) and shell side housing (9) are fixedly installed togather, heat-exchanging tube bundle (8) is arranged on tube sheet (6), and tube side end cap (1) and tube side cylindrical shell (2) are assembled into one.Adopt high pressure heat exchanger of the present utility model, its structure is simple, and avoid the seal request of tube sheet both sides, reliability is high.
Description
Technical field
The utility model belongs to the High-pressure Hydrogenation Unit such as diesel hydrotreating unit, residual hydrogenation equipment field, is particularly related to a kind of high pressure heat exchanger of various High-pressure Hydrogenation Unit.
Technical background
Along with hydrofinishing, hydro-upgrading and hydrocracking are in the generally use of oil refining industry and coal liquifaction, the coal-oil field of hydrogenation such as refining altogether, high-pressure hydrogenation heat exchanger is one of nucleus equipment of hydrogenation plant, along with the raising of design parameter, design difficulty also strengthens gradually, and current high-pressure hydrogenation heat exchanger technology difficult point is mainly reflected in Sealing Technology.
At present, the high pressure heat exchanger used in hydrogenation plant mainly contains four kinds of hermetically-sealed construction forms: octagonalring closure structure, Ω ring hermetically-sealed construction, thread-locking ring hermetically-sealed construction, diaphragm sealing structure.Wherein octagonalring closure and the sealing of Ω ring are the hermetically-sealed constructions comparatively early occurred, thread-locking ring sealing be nineteen ninety for hermetically-sealed construction newly developed, and diaphragm seal is another hermetically-sealed construction later derived from for 2000.Wherein, angle pad hermetically-sealed construction flange and Bolt sizes are very large, easily leak; The maximum shortcoming of Ω ring hermetically-sealed construction need be cut along Ω ring top weld bond when overhauling, and overhauls complete welding again, but overhaul to exceed and need integral replacing Ω ring several times; Thread-locking ring hermetically-sealed construction feature is complex structure, and the machining accuracy of thread-locking ring is high, and manufacture difficulty is large, and cost is high, and sealing internals are more, and during maintenance, dismounting is inconvenient; Leak possibility in diaphragm sealing structure exists, kingbolt seal request is high.
Utility model content
For the problems referred to above, the utility model provides a kind of high pressure heat exchanger, and for current used high pressure heat exchanger, its structure is simple, and avoid the seal request of tube sheet both sides, reliability is high.
For achieving the above object, the utility model is by the following technical solutions:
A kind of high pressure heat exchanger described in the utility model, comprise tube side end cap (1), tube side media outlet (2), tube side medium entrance (3), tube side cylindrical shell (4), tube sheet (6), shell side media outlet (7), heat-exchanging tube bundle (8), shell side housing (9), shell side medium entrance (11), described tube side end cap (1) is provided with the tube side medium entrance (3) and tube side media outlet (2) that pass in and out for tube side medium, shell side housing (9) is provided with shell side medium entrance (11) and shell side media outlet (7), tube side cylindrical shell (4) and tube sheet (6) fit together as a whole, tube sheet (6), tube side cylindrical shell (4) and shell side housing (9) are fixedly installed togather, heat-exchanging tube bundle (8) is provided with in shell side housing (9), heat-exchanging tube bundle (8) is arranged on tube sheet (6), tube side end cap (1) and tube side cylindrical shell (2) are assembled into one.
A kind of high pressure heat exchanger described in the utility model, tube side cylindrical shell (4) and tube sheet (6), by together with welding assembly, avoid the hermetically-sealed construction of tube sheet (6) both sides.
A kind of high pressure heat exchanger described in the utility model, the last assembling form of tube sheet (6), tube side cylindrical shell (4) and shell side housing (9) is welding, tube side end cap (1) and tube side cylindrical shell (2) assembling mode are for welding, tube side medium entrance (3), tube side media outlet (2) are respectively together with tube side end cap (1) assembly welding, tube side end cap (1) is assembled into mode for welding with tube side cylindrical shell (2), and shell side medium entrance (11), shell side media outlet (7) weld together with shell side housing (9) respectively.
A kind of high pressure heat exchanger described in the utility model, also comprise tube side dividing plate (13), tube side cylindrical shell (4) and tube side end cap (1) are provided with the tube side dividing plate (13) separated for tube side medium being imported and exported (2) and tube side medium entrance (3).
A kind of high pressure heat exchanger described in the utility model, also comprise manhole (5), discharging hole (12), the tube side cylindrical shell (4) of tube side dividing plate (13) both sides is provided with in order to check and to safeguard manhole (5), and manhole (5) lower position place is provided with discharging hole (12).
A kind of high pressure heat exchanger described in the utility model, also comprises bearing (10), and shell side housing (9) is provided with bearing (10).
A kind of high pressure heat exchanger described in the utility model, tube side medium enters in heat-exchanging tube bundle (8) by tube side medium entrance (3), shell side medium enters in shell side housing (9) by shell side medium entrance (11), in media flow process, two media completes heat exchange, afterwards, tube side medium discharges this heat exchanger by tube side media outlet (2), shell side medium discharges this heat exchanger by shell side media outlet (7), achieves the object that two-way processing medium carries out heat exchange.
Compared with other high pressure heat exchanger, tube sheet and tube side cylindrical shell and shell side housing assembly welding are integrated, do not adopt hermetically-sealed construction.Owing to avoiding the hermetically-sealed construction of tube sheet both sides, therefore the utility model has following beneficial effect: this avoid the complex structure because tube sheet both sides sealing brings, seal insecure problem.
The utility model compared with prior art, also has following beneficial effect: in conjunction with modern petrochemical equipment manufacturing technology, fully simplifies high pressure heat exchanger structure, solves tube side, shell side sealing problem reliably, and meets maintenance, inspection requirements.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of high pressure heat exchanger described in the utility model embodiment.
In figure:
1, tube side end cap; 2, tube side media outlet; 3, tube side medium entrance; 4, tube side cylindrical shell; 5, manhole; 6, tube sheet; 7, shell side media outlet; 8, heat-exchanging tube bundle; 9; Shell side housing; 10, bearing; 11, shell side medium entrance; 12, discharging hole; 13, tube side dividing plate.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following examples for illustration of utility model, but are not used for limiting scope of the present utility model.
Embodiment
A kind of high pressure heat exchanger as shown in Figure 1, comprise tube side end cap 1, tube side media outlet 2, tube side medium entrance 3, tube side cylindrical shell 4, tube sheet 6, shell side media outlet 7, heat-exchanging tube bundle 8, shell side housing 9, shell side medium entrance 11, described tube side end cap 1 is provided with the tube side medium entrance 3 and tube side media outlet 2 that pass in and out for tube side medium, shell side housing 9 is provided with shell side medium entrance 11 and shell side media outlet 7, tube side cylindrical shell 4 and tube sheet 6 fit together as a whole, tube sheet 6, tube side cylindrical shell 4 and shell side housing 9 are fixedly installed togather, heat-exchanging tube bundle 8 is provided with in shell side housing 9, heat-exchanging tube bundle 8 is arranged on tube sheet 6, tube side end cap 1 and tube side cylindrical shell 2 are assembled into one.
A kind of high pressure heat exchanger described in the utility model, tube side cylindrical shell 4 passes through together with welding assembly with tube sheet 6.
A kind of high pressure heat exchanger described in the utility model, the last assembling form of tube sheet 6, tube side cylindrical shell 4 and shell side housing 9 is welding, tube side end cap 1 and tube side cylindrical shell 2 assembling mode are for welding, tube side medium entrance 3, tube side media outlet 2 are respectively together with tube side end cap 1 assembly welding, tube side end cap 1 and tube side cylindrical shell 2 are assembled into mode for welding, and shell side medium entrance 11, shell side media outlet 7 weld together with shell side housing 9 respectively.
A kind of high pressure heat exchanger described in the utility model, also comprises tube side dividing plate 13, and tube side cylindrical shell 4 and tube side end cap 1 are provided with for tube side medium being imported and exported the 2 tube side dividing plates 13 separated with tube side medium entrance 3.
A kind of high pressure heat exchanger described in the utility model, also comprises manhole 5, discharging hole 12, and the tube side cylindrical shell 4 of tube side dividing plate 13 both sides is provided with in order to check and to safeguard manhole 5, and manhole 5 lower position place is provided with discharging hole 12.
A kind of high pressure heat exchanger described in the utility model, also comprises bearing 10, and shell side housing 9 is provided with bearing 10.
Heat-exchanging tube bundle 8 is first assembled on tube sheet 6, tube side end cap 1 and tube side cylindrical shell 2 assembly welding, tube side dividing plate 13 is assembled with tube side cylindrical shell 4 and tube side end cap 1 phase, and tube side medium entrance 3 and tube side media outlet 2 and tube side end cap 1 assembly welding, carry out hydraulic test to tube side after the assay was approved; Shell side medium entrance 11 and shell side media outlet 7 and shell side housing 9 assembly welding, after the assay was approved tube sheet 6 and shell side housing 9 are carried out assembly welding, shell side carries out hydraulic test after the assay was approved.
A kind of high pressure heat exchanger course of work of the present utility model is: in order to realize the heat exchange of two-way processing medium, tube side medium enters in heat-exchanging tube bundle 8 by tube side medium entrance 3, shell side medium enters in shell side housing 9 by shell side medium entrance 11, in media flow process, two media carries out heat exchange.Then, tube side medium discharges this heat exchanger by tube side media outlet 2, and shell side medium discharges this heat exchanger by shell side media outlet 7, so just reaches the object that two-way processing medium carries out heat exchange.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (7)
1. a high pressure heat exchanger, comprise tube side end cap (1), tube side medium entrance (3), tube side media outlet (2), tube side cylindrical shell (4), tube sheet (6), shell side media outlet (7), heat-exchanging tube bundle (8), shell side housing (9), shell side medium entrance (11), it is characterized in that tube side end cap (1) is provided with the tube side medium entrance (3) and tube side media outlet (2) passed in and out for tube side medium, shell side housing (9) is provided with shell side medium entrance (11) and shell side media outlet (7), tube side cylindrical shell (4) and tube sheet (6) fit together as a whole, tube sheet (6), tube side cylindrical shell (4) and shell side housing (9) are fixedly installed togather, heat-exchanging tube bundle (8) is provided with in shell side housing (9), heat-exchanging tube bundle (8) is arranged on tube sheet (6), tube side end cap (1) and tube side cylindrical shell (2) are assembled into one.
2. a kind of high pressure heat exchanger according to claim 1, is characterized in that tube side cylindrical shell (4) and tube sheet (6) are by together with welding assembly.
3. a kind of high pressure heat exchanger according to claim 1, it is characterized in that tube sheet (6), tube side cylindrical shell (4) and the last assembling form of shell side housing (9) are welding, tube side end cap (1) and tube side cylindrical shell (2) assembling mode are for welding, tube side medium entrance (3), tube side media outlet (2) is respectively together with tube side end cap (1) assembly welding, tube side end cap (1) is assembled into mode for welding with tube side cylindrical shell (2), shell side medium entrance (11), shell side media outlet (7) welds together with shell side housing (9) respectively.
4. a kind of high pressure heat exchanger according to claim 1 and 2, also comprising tube side dividing plate (13), it is characterized in that tube side cylindrical shell (4) and tube side end cap (1) are provided with the tube side dividing plate (13) separated for tube side medium being imported and exported (2) and tube side medium entrance (3).
5. a kind of high pressure heat exchanger according to claim 1, also comprise manhole (5), discharging hole (12), it is characterized in that the tube side cylindrical shell (4) of tube side dividing plate (13) both sides is provided with in order to check and to safeguard manhole (5), manhole (5) lower position place is provided with discharging hole (12).
6. a kind of high pressure heat exchanger according to claim 1, also comprises bearing (10), it is characterized in that shell side housing (9) is provided with bearing (10).
7. a kind of high pressure heat exchanger according to claim 1, it is characterized in that tube side medium enters in heat-exchanging tube bundle (8) by tube side medium entrance (3), shell side medium enters in shell side housing (9) by shell side medium entrance (11), in media flow process, two media completes heat exchange, afterwards, tube side medium discharges this heat exchanger by tube side media outlet (2), shell side medium discharges this heat exchanger by shell side media outlet (7), achieves the object that two-way processing medium carries out heat exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420857579.9U CN204438862U (en) | 2014-12-30 | 2014-12-30 | A kind of high pressure heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420857579.9U CN204438862U (en) | 2014-12-30 | 2014-12-30 | A kind of high pressure heat exchanger |
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| Publication Number | Publication Date |
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| CN204438862U true CN204438862U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420857579.9U Active CN204438862U (en) | 2014-12-30 | 2014-12-30 | A kind of high pressure heat exchanger |
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| CN (1) | CN204438862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180682A (en) * | 2015-09-08 | 2015-12-23 | 洛阳明远石化技术有限公司 | Heat exchanger having nonmetal heat exchange component |
-
2014
- 2014-12-30 CN CN201420857579.9U patent/CN204438862U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180682A (en) * | 2015-09-08 | 2015-12-23 | 洛阳明远石化技术有限公司 | Heat exchanger having nonmetal heat exchange component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: CNOOC OIL & PETROCHEMICALS Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee after: COOEC-ENPAL ENGINEERING Co.,Ltd. Address before: 266000 room 523, 197 Songling Road, Laoshan District, Qingdao, Shandong. Co-patentee before: CNOOC OIL & PETROCHEMICALS Co.,Ltd. Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee before: COOEC-ENPAL ENGINEERING Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180514 Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: CNOOC OIL & PETROCHEMICALS Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee after: CNOOC PETROCHEMICAL ENGINEERING Co.,Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: CNOOC OIL & PETROCHEMICALS Co.,Ltd. Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee before: COOEC-ENPAL ENGINEERING Co.,Ltd. |
|
| TR01 | Transfer of patent right |