CN204923960U - Large -scale vertical high -efficient spiral baffling board heat exchanger - Google Patents
Large -scale vertical high -efficient spiral baffling board heat exchanger Download PDFInfo
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- CN204923960U CN204923960U CN201520690686.1U CN201520690686U CN204923960U CN 204923960 U CN204923960 U CN 204923960U CN 201520690686 U CN201520690686 U CN 201520690686U CN 204923960 U CN204923960 U CN 204923960U
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Abstract
The utility model provides a large -scale vertical high -efficient spiral baffling board heat exchanger, section (4), middle part casing (8) and lower part casing (14) are taken over to pipe case (1), shell side top shell side including connecting gradually from the top down, are equipped with spiral baffling board tube bank (7) in the shell side top shell side takeover section (4) and middle part casing (8), and shell side top shell side is taken over section (4) and is contained water conservancy diversion section (21) and the awl section of thick bamboo section (19) that sets up from top to bottom, and the diameter of middle part casing (8) is less than the diameter of water conservancy diversion section (21). Water conservancy diversion section and awl section of thick bamboo section that the section of taking over this large -scale vertical high -efficient spiral baffling board heat exchanger's shell side top shell side set up about containing, the diameter of middle part casing is less than the diameter of water conservancy diversion section, has increased heat exchanger tube bundles's effective heat exchange area, and reducible middle part casing diameter had both improved heat exchange efficiency simultaneously, had practiced thrift construction cost again.
Description
Technical field
The utility model relates to Coal Chemical Industry and petrochemical equipment technical field, particularly a kind of large-scale vertical high-efficiency spiral traverse baffle heat exchanger.
Background technology
Along with social industrial expansion, pollution day by day serious, energy-saving and emission-reduction, the key factor becoming and must consider in our work of enhancing productivity.Become trend in the maximization along with the device such as oil refining, chemical industry and Coal Chemical Industry, the maximization for oil refining and coal chemical engineering equipment not only can improve the process throughput of device, and can reduce energy consumption after the maximization of device, cost-savingly to raise the efficiency.Certainly, the maximization of device while, higher technical requirement is proposed to the specialty such as technique, equipment.Only for equipment enlarging, be not only the simple amplification of equipment, equipment is had higher requirement to the aspect such as structure, equipment hoisting, equipment conveying of technology Calculation, equipment after amplifying.While meeting production engineering specifications, how better optimal design is the key problem of present equipment de-sign.By the optimization to structure, to reach higher technological requirement and rational economy.But, in the engineer applied of reality, by technology Calculation, if use general heat exchanger, because heat exchange efficiency is low, heat exchanger diameter will certainly be caused very large, restrain the problems such as long, have following problem to be difficult to process for such heat exchanger:
1: the import and export of medium easily produce bias current and uneven, affect efficiency of heat exchanger.
2: the long easy generation vibration of heat exchanger tube, affects the normal operating of heat exchanger, and heat exchanger tube fracture and leakage accident easily occur.
3: after heat exchanger enlarged diameter, central flange base lower flange easily produces leakage accident, affects normal operating.
4: after heat exchanger enlarged diameter, processing and manufacturing aspect is brought to the processing of very large difficulty, particularly tube sheet.One is the increase of tube plate thickness, higher to the processing request of pore, requires to adopt special manufacturing process could meet the pore required precision of tube sheet, requires also to improve accordingly to the machining of drilling of helical baffles simultaneously.To ensure carrying out smoothly of poling work, also ensure the heat exchange efficiency of heat exchanger.
5: after heat exchanger diameter, tube bank strengthen, weight increases, and corresponding investment also increases.
Utility model content
In order to solve the existing heat exchanger problem that heat exchange efficiency reduces after diameter increases, the utility model provides a kind of large-scale vertical high-efficiency spiral traverse baffle heat exchanger, the shell side upper part shell side nozzle belt of this large-scale vertical high-efficiency spiral traverse baffle heat exchanger contains diversion section setting up and down and conical cylinder section, the diameter of central enclosure is less than the diameter of diversion section, increase the effective heat exchange area of heat-exchanging tube bundle, central enclosure diameter can be reduced simultaneously, both improve heat exchange efficiency, and again saved construction cost.
The utility model solves the technical scheme that its technical problem adopts: a kind of large-scale vertical high-efficiency spiral traverse baffle heat exchanger, the outside of described large-scale vertical high-efficiency spiral traverse baffle heat exchanger comprises the bobbin carriage, shell side upper part shell side nozzle belt, central enclosure and the lower case that connect successively from the top down, helical baffles tube bank is provided with in shell side upper part shell side nozzle belt and central enclosure, shell side upper part shell side nozzle belt contains diversion section setting up and down and conical cylinder section, and the diameter of central enclosure is less than the diameter of diversion section.
The inside of bobbin carriage is provided with the distributor for preventing bias current and flow-disturbing, and this distributor is segment-shaped or plate shaped, and this distributor is provided with multiple through hole all having distribution.
The lower end of conical cylinder section is connected by housing upper flange seal with the upper end of central enclosure, and the lower end of central enclosure is connected by lower housing portion flange seal with the upper end of lower case.
The diameter of central enclosure is less than the diameter of lower case, and the diameter of central enclosure is less than the diameter of bobbin carriage.
The upper end of helical baffles tube bank is provided with upper perforated plate, upper perforated plate is between bobbin carriage and shell side upper part shell side nozzle belt, guide shell is arranged with in shell side upper part shell side nozzle belt, the lower end of guide shell is welded with the lower end of conical cylinder section, the upper end of guide shell is positioned at the below of upper perforated plate, forms fluid passage between the upper end of guide shell and upper perforated plate.
The internal diameter of guide shell equals the internal diameter of the lower end of conical cylinder section.
The lower end of helical baffles tube bank is provided with lower perforated plate, and lower perforated plate is positioned at the top of lower case, forms fluid passage between the periphery of lower perforated plate and the inwall of lower case.
Tube-side inlet is arranged at the bottom of lower case, and tube side outlet is arranged at the top of bobbin carriage, and tube-side inlet is connected with lower perforated plate with floating head reducing end socket by expansion joint successively, and expansion joint can be disassembled.
Shell side inlet is arranged at shell side upper part shell side nozzle belt, and shell-side outlet is arranged at lower case.
The deflection plate of helical baffles tube bank is spirality.
The beneficial effects of the utility model are, this large-scale vertical high-efficiency spiral traverse baffle heat exchanger is single tube journey, pure adverse current high-efficiency spiral traverse baffle heat exchanger.In the scope of application, go for high temperature, middle temperature, high pressure, middle pressure, low pressure operating mode, Applicable media be various hydro carbons and composition thereof, hydrogen and the medium with various corrosive conditions, also be applicable to the oil gas containing a certain amount of solid particle, medium can be divided into the equal various mixture condition of liquid-liquid, gas-gas, solution-air two simultaneously.Make heat exchanger heat exchange efficiency higher at process aspect, heat exchange efficiency about 30% can be improved.The diameter of spiral baffle heat exchanger is little compared with the diameter of general heat exchanger, and therefore thickness of shell is little, and weight wants light, and economic gain is obvious.This kind of large-scale vertical high-efficiency spiral traverse baffle heat exchanger also has outstanding feature from the structural design of equipment own and manufacturing process, by the optimization to structure, make this heat exchanger at current stabilization, improve heat exchange efficiency, anti-leak, anti-bias current, to increase the service life etc. in have the feature of its uniqueness.Sealing between housing companion flange can adopt without pad lip packing, can reduce the leakage point of equipment, and reducing repair and maintenance cost, is also serve positive effect to the safe operation of equipment.Novel helical baffles tube bank, the spacing passing through adjustment helical baffles and spiral angle, not only can improve heat exchange efficiency, and can ensure the uniformity of heat exchange to greatest extent, ensure heat transfer effect.For solving the impact of thermal expansion between cold and hot medium, tube side partial inlet increases detachable expansion joint.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the single-phase feeding structure schematic diagram of large-scale vertical high-efficiency spiral traverse baffle heat exchanger.
Fig. 2 is the two-phase feeding structure schematic diagram of large-scale vertical high-efficiency spiral traverse baffle heat exchanger.
Wherein 1. bobbin carriages, 2. distributor, 3. shell side drain, 4. upper part shell side nozzle belt, 5. guide shell, 6. housing upper flange, 7. helical baffles tube bank, 8. central enclosure, 9. skirt, 10. lower housing portion flange, 11. floating head reducing end sockets, 12. bottom manholes, 13. expansion joints, 14. lower case, 15. shell side discharging holes, 16. tube-side inlet, 17. shell-side outlet, 18. lower perforated plates, 19. conical cylinder sections, 20. shell side inlet, 21. diversion sections, 22. tube side discharging holes, 23. upper perforated plates, 24. shell-side outlet, 25. tube side drains, 26. top manholes, 27. distributors, 28. oil-ins, 29. drains.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
A kind of large-scale vertical high-efficiency spiral traverse baffle heat exchanger, the outside of described large-scale vertical high-efficiency spiral traverse baffle heat exchanger comprises the bobbin carriage 1, shell side upper part shell side nozzle belt 4, central enclosure 8 and the lower case 14 that connect successively from the top down, helical baffles tube bank 7 is provided with in shell side upper part shell side nozzle belt 4 and central enclosure 8, shell side upper part shell side nozzle belt 4 is containing diversion section 21 setting up and down and conical cylinder section 19, the diameter of central enclosure 8 is less than the diameter of diversion section 21, as depicted in figs. 1 and 2.
Shell side upper part shell side nozzle belt 4 is for connecting bobbin carriage 1 and central enclosure 8, and diversion section 21 is straight tube shape, and conical cylinder section 19 is cone barrel shape, and this conical cylinder section 19 adopts back taper (i.e. bottom upward top down).Need jumbo heat exchanger after general larger-scale unit, adopt ordinary heat exchanger, heat exchanger diameter is excessive, adopts weldering plate type heat exchanger expensive.The heat exchanger of the utility model structure is meeting under technological requirement condition, and price is than cheap many of weldering plate type heat exchanger.Large-scale vertical high-efficiency spiral traverse baffle heat exchanger structure parameter can meet technological requirement completely than the little employing said structure of ordinary heat exchanger, can have very large advantage again in saving construction cost etc.This large-scale vertical high-efficiency spiral traverse baffle heat exchanger, diameter can from 1000mm to 2400mm or larger, heat exchange efficiency is about 1.3 times of ordinary heat exchanger heat exchange efficiency, compared with general heat exchanger, it is little that this heat exchanger has diameter, the advantage that heat exchange efficiency is high, has outstanding performance energy-conservation with improving in economy.So, apply the utility model patent equipment, to energy-saving and emission-reduction, raise the efficiency, save the realistic meaning that engineering construction cost aspect has it important.
In the present embodiment, the end socket of bobbin carriage 1 can adopt the form of ellipsoidal head or dome head.Ellipsoidal head is generally applicable to the internal diameter≤1500mm of bobbin carriage 1, operating mode that pressure and temp is low.Pressure and temp is high, the operating mode of bobbin carriage internal diameter > 1500mm should adopt dome head form.The straight length of bobbin carriage 1 or end socket place arrange inspection manhole (as top manhole 26), and inspection manhole can be chosen by relevant criterion.The end socket of bobbin carriage 1 offers inspection manhole and the necessary connection pipe opening such as tube side outlet 24 and tube side drain 25.The design parameter that the size of connection pipe opening is provided by technique is determined.
In the present embodiment, the inside of bobbin carriage 1 is provided with the distributor 2 for preventing bias current and flow-disturbing, and this distributor 2 is segment-shaped or plate shaped, and this distributor 2 is provided with multiple equally distributed through hole.This distributor 2 can carry out the change of form according to material characteristic and technological requirement, be segment-shaped, also can be designed to plate shown in Fig. 1 and Fig. 2.Distributor 2 offers distribution through hole according to designing and calculating above.Distributor 2 determines the distance of restraining tube sheet in 6 with helical baffles according to design parameter.The perforate mode of distributor 2, percent opening, concrete form are according to the relevant parameter in technological parameter.This distributor 2 can adopt the various ways such as segment-shaped.Concrete is selected and need be considered by comprehensive Design data such as velocity of medium, in illustration adopt segment-shaped.
In the present embodiment, shell side is made up of shell side upper part shell side nozzle belt 4, central enclosure 8 and the lower case 14 connected successively from the top down, the lower end of conical cylinder section 19 and the upper end of central enclosure 8 are tightly connected by housing upper flange 6, and the lower end of central enclosure 8 and the upper end of lower case 14 are tightly connected by lower housing portion flange 10.The diameter of central enclosure 8 is less than the diameter of lower case 14, and the diameter of central enclosure 8 is less than the diameter of bobbin carriage 1.Upper part shell side nozzle belt 3 sets up conical cylinder section 19, and the concrete size of conical cylinder section 19 can be determined according to the design parameter of reality, and this conical cylinder section 19 can make a solid forging with flange, then by size machining processes.The design of this part is the key Design reducing barrel diameter, can meet the requirement of relevant criterion to entrance and tube pitch, again can control appliance barrel diameter to greatest extent, saves construction cost.
Sealing between flange can adopt leak free without pad lip seal version.Also bead seal arrangement form can be selected according to pressure, temperature, physical dimension.The concrete size of conical cylinder section 19 can be determined according to the design parameter of reality, and this conical cylinder section 19 can be solid forging with flange, then by size machining processes.Concrete, upper flange 6 adopts gasket-free sealing.The heat exchanger tube length of this large-scale vertical high-efficiency spiral traverse baffle heat exchanger is generally all at more than 15m, so arrange pair of shells upper flange 6 in the appropriate location of upper part shell side nozzle belt 4, such pattern handling, the installation question that the equipment that can better solve is restrained in process.Meanwhile, the diameter of central enclosure 8 is determined according to the requirement of tube bank, can save material like this.Ensure to increase the long-term safe operation of equipment, reduce the leakage point of equipment, the flange seal (i.e. lower flange 10) of this section adopts gasket-free sealing structure.Upper part shell side nozzle belt 4 adopts reducing process simultaneously, increase by one section of taper shell ring (i.e. conical cylinder section 19), solid forging can be made by housing upper flange 6 by calculating this section of taper shell ring, then obtaining required physical dimension by fine finishining process.Increase taper shell ring, by reducing, both ensure that increasing device cylindrical shell is direct when high throughput, can ensure heat exchange efficiency again, simultaneously at the most effective method of minimizing equipment raw material and processing cost.
In the present embodiment, the upper end of helical baffles tube bank 7 is provided with upper perforated plate 23, upper perforated plate 23 is between bobbin carriage 1 and shell side upper part shell side nozzle belt 4, guide shell 5 is arranged with in shell side upper part shell side nozzle belt 4, the lower end of guide shell 5 is welded with the lower end of conical cylinder section 19, the lower end of guide shell 5 is positioned at the below of upper perforated plate 23, forms fluid passage between the upper end of guide shell 5 and upper perforated plate 23.The internal diameter of preferred guide shell 5 equals the internal diameter of the lower end of conical cylinder section 19.
Concrete, guide shell 4 is set up on water conservancy diversion piece housing cone top, shell side top, and this guide shell 4 is determined by housing inlet port caliber with the distance that helical baffles restrains tube sheet lower plane in 6.Upper perforated plate 23 directly welds with bobbin carriage 1 and shell side upper part shell side nozzle belt 4, and wherein upper perforated plate 23 opens U-shaped welding groove, and welding groove is by relevant criterion processing and manufacturing.In addition, the conical shell place in upper part shell side nozzle belt 4 arranges a guide shell 5, and the bottom of guide shell 5 is welded with the small end place of conical cylinder section 19, the inner surface of guide shell 5 is concordant with the small end inner diameter of conical cylinder section 19, the bottom bevelling of guide shell 5, after having welded, need polish level and smooth.Guide shell 5 is apart from the distance of the upper perforated plate 23 of helical baffles tube bank 6, and the caliber according to shell side inlet is determined.Such pattern handling mainly meets the requirement of installing, overhauling tube bank floating head part.In order to ensure that equipment long-term safety is run, reduce the leakage point of equipment, the flange of lower flange 10 can adopt gasket-free sealing version according to operating mode or have gasket seal.Comparatively large in variations in temperature, exist thermal deformation larger when, the tube bank of this large-scale vertical high-efficiency spiral traverse baffle heat exchanger adopts floating head type helical baffles tube bank 6, the thermal expansion difference that tube bank can better absorb tube side, shell side produces of this type.Wherein upper perforated plate 23 circumferencial direction of helical baffles tube bank 6 offers welding groove, upper perforated plate 23 welds mutually with the cylindrical shell of bobbin carriage 1 cylindrical shell and the outer diversion section 3 of housing upper, such structural shape, not only make in the manufacture of heat exchanger weld, inspection more easily operate, more easily ensure the quality of products simultaneously, and larger optimization can be obtained in tube sheet is stressed, also can better solve the problem of tube sheet sealing simultaneously, equipment is made to there is not leakage point in this part, make equipment more can safe long-term operation, reduce cost of equipment maintenance.
In the present embodiment, the lower end of helical baffles tube bank 7 is provided with lower perforated plate 18, and lower perforated plate 18 is positioned at the top of lower case 14, forms fluid passage between lower perforated plate 18 and lower case 14.The deflection plate of helical baffles tube bank 7 is spirality, and the adjustment of the helical angle of this deflection plate can be determined according to technological parameter.The steel pipe specifications and models that helical baffles tube bank 7 adopts, steel pipe length can calculate according to technological parameter and heat exchange to be determined, the material of steel pipe can be chosen according to the characteristic of operation medium.The deflection plate of helical baffles tube bank 7 adopts helical baffles, the riding position of deflection plate and spiral angle are calculated by heat exchange to be determined, overall Affirming Principle is heat exchanger good effect of heat exchange, pressure drop is little, improve heat exchange efficiency, reduce pressure drop, prevent vibration.
Concrete, the deflection plate of this large-scale vertical high-efficiency spiral traverse baffle heat exchanger adopts the form of helical baffles, this type of heat exchanger plates with the obvious advantage, by adjusting the spiral angle of helical baffles distance between plates and helical baffles, make heat exchanger not only ensure that high heat exchange efficiency but also heat exchanger can be made not produce vibration in the process of heat exchange, avoid the phenomenon occurring bias current, heat exchange inequality.
In the present embodiment, for solving the thermal expansion problem of equipment, lower case 14 inside increases expansion joint 13, and expansion joint 13 design parameter can according to the expansion joint of heating expansion computation selection standard.Tube-side inlet 16 is arranged at the bottom of lower case 14, tube side outlet 24 is arranged at the top of bobbin carriage 1, tube-side inlet 16 is connected with lower perforated plate 18 with floating head reducing end socket 11 by expansion joint 13 successively, and floating head reducing end socket 11 is cone barrel, and expansion joint 13 can be disassembled.Due to exist pipe, uneven shell-side temperature difference caused by thermal expansion, so increase expansion joint 13, the design parameter of expansion joint 13 is chosen according to the calculating of technological parameter, substantially be as the criterion with standard component, in order to the convenience of Maintenance and Repair and replacing, this expansion joint 13 is set as the dismountable form of two-way tape flange, and the sealing between flange adopts the form sealing of wound gasket.Lower case 14 is set portion's manhole 12, the mouth of pipe that shell-side outlet 17 and adapter etc. are necessary.
Large-scale vertical high-efficiency spiral traverse baffle heat exchanger described in the utility model, from operation principle, belongs to single tube journey, the pure counterflow configuration of helical baffles.This structure substantially increases the heat exchange efficiency of heat exchanger.Tube-side inlet 16 is in the bottom of lower case 14, tube side outlet 24 is on the top of bobbin carriage 1, the flow direction of cold medium enters from lower entrances, enter heat-exchanging tube bundle by heat exchange, thermal medium flows out from bobbin carriage 1 upper outlet, and shell side inlet 20 is on the top of equipment, shell-side outlet 17 is positioned at equipment bottom, concrete, shell side inlet 20 is arranged at shell side upper part shell side nozzle belt 4, and shell-side outlet 17 is arranged at lower case 14.Thermal medium enters from upper entrance, and pass through and the heat exchange of heat-exchanging tube bundle outer surface, cold medium flows out from lower part outlet, and bottom gas-liquid two-phase feeding adopts special distribution according to operational characteristic and physical dimension.
As a kind of optional embodiment of the utility model, as shown in Figure 2, helical baffles is restrained 7 bottoms and is still adopted the tube sheet of floating head heat exchanger, hooks the form of circle, tube bank bottom bobbin carriage adopts conical head and stretches out the form of taking over and directly welding, distributor 27 is increased between conical head and tube bank tube sheet, this distributor 27 mainly plays the effect of entrance medium distributed uniform, and this distributor 27 adopts board-like form, and the number of openings of distributor 27 and perforate size are determined according to the caliber of entrance sleeve.
Large-scale vertical high-efficiency spiral traverse baffle heat exchanger described in the utility model is applicable to high temperature, middle temperature, high pressure, middle pressure, low pressure operating mode, Applicable media are various hydro carbons and composition thereof, hydrogen and the medium with various corrosive conditions, also be applicable to the oil gas containing a certain amount of solid particle, medium can be divided into the equal various mixture condition of liquid-liquid, gas-gas, solution-air two simultaneously.The design feature of this heat exchanger is the heat exchange mode of optimum of single tube journey, pure adverse current; Be divided into upper header, housing central section, floating head side lower part housing, tube bank and tube-side inlet connector etc.The bobbin carriage on top is according to heat exchange mode requirement, and inside arranges distributor, makes charging evenly can enter heat exchanger tube.It is fixed tube sheet between heat exchanger upper header and housing, tube sheet bottom is guide shell 5 (diversion section 4 diameter is greater than the diameter of central enclosure 8), increase the effective heat exchange area of heat-exchanging tube bundle, central enclosure diameter can be reduced simultaneously, save construction cost.Flange for upper shell sealing place can select pad and gasket-free sealing structure according to heat exchanger specification and operating condition, reduces the problem that in engineer applied, flange leaks.Compared with completing the plate type heat exchanger of technological requirement equally, this kind of heat exchanger has safe and reliable, No leakage point, and maintenance is convenient, long service life, the features such as processing and manufacturing cost is low.The material selection and comparison of heat exchanger is flexible, according to the characteristic of working media, can select the combination of Cr-Mo resistant to hydrogen heat resisting steel, austenitic stainless steel, clad steel plate, carbon steel and other various materials.
The course of work of this large-scale vertical high-efficiency spiral traverse baffle heat exchanger is as follows: this heat exchanger belongs to single tube journey, pure counterflow configuration.Tube-side inlet 16 is in the bottom of lower case 14, tube side outlet 24 is on the top of bobbin carriage, the flow direction of cold medium enters from lower entrances, enter heat-exchanging tube bundle through heat exchange, thermal medium flows out from the outlet on bobbin carriage top, and shell side inlet 20 is on the top of equipment, shell-side outlet 17 is positioned at equipment bottom, thermal medium enters from top shell side inlet 20, and pass through and the heat exchange of heat-exchanging tube bundle outer surface, the cold medium after heat exchange flows out from the shell-side outlet 17 of bottom.
The above; be only specific embodiment of the utility model, the scope of utility model enforcement can not be limited with it, so the displacement of its equivalent assemblies; or the equivalent variations to do according to the utility model scope of patent protection and modification, all still should belong to the category that this patent is contained.In addition, the technical characteristic in the utility model and all can using by independent assortment between technical characteristic, between technical characteristic and technical scheme, between technical scheme and technical scheme.
Claims (10)
1. a large-scale vertical high-efficiency spiral traverse baffle heat exchanger, it is characterized in that, the outside of described large-scale vertical high-efficiency spiral traverse baffle heat exchanger comprises the bobbin carriage (1) connected successively from the top down, shell side upper part shell side nozzle belt (4), central enclosure (8) and lower case (14), helical baffles tube bank (7) is provided with in shell side upper part shell side nozzle belt (4) and central enclosure (8), shell side upper part shell side nozzle belt (4) is containing diversion section (21) setting up and down and conical cylinder section (19), the diameter of central enclosure (8) is less than the diameter of diversion section (21).
2. large-scale vertical high-efficiency spiral traverse baffle heat exchanger according to claim 1, it is characterized in that, the inside of bobbin carriage (1) is provided with the distributor (2) for preventing bias current and flow-disturbing, this distributor (2) is segment-shaped or plate shaped, and this distributor (2) is provided with multiple through hole all having distribution.
3. large-scale vertical high-efficiency spiral traverse baffle heat exchanger according to claim 1, it is characterized in that, the lower end of conical cylinder section (19) and the upper end of central enclosure (8) are tightly connected by housing upper flange (6), and the lower end of central enclosure (8) and the upper end of lower case (14) are tightly connected by lower housing portion flange (10).
4. large-scale vertical high-efficiency spiral traverse baffle heat exchanger according to claim 1, it is characterized in that, the diameter of central enclosure (8) is less than the diameter of lower case (14), and the diameter of central enclosure (8) is less than the diameter of bobbin carriage (1).
5. large-scale vertical high-efficiency spiral traverse baffle heat exchanger according to claim 1, it is characterized in that, the upper end of helical baffles tube bank (7) is provided with upper perforated plate (23), upper perforated plate (23) is positioned between bobbin carriage (1) and shell side upper part shell side nozzle belt (4), guide shell (5) is arranged with in shell side upper part shell side nozzle belt (4), the lower end of guide shell (5) is welded with the lower end of conical cylinder section (19), the upper end of guide shell (5) is positioned at the below of upper perforated plate (23), fluid passage is formed between the upper end of guide shell (5) and upper perforated plate (23).
6. large-scale vertical high-efficiency spiral traverse baffle heat exchanger according to claim 5, is characterized in that, the internal diameter of guide shell (5) equals the internal diameter of the lower end of conical cylinder section (19).
7. large-scale vertical high-efficiency spiral traverse baffle heat exchanger according to claim 1, it is characterized in that, the lower end of helical baffles tube bank (7) is provided with lower perforated plate (18), lower perforated plate (18) is positioned at the top of lower case (14), forms fluid passage between the periphery of lower perforated plate (18) and the inwall of lower case (14).
8. large-scale vertical high-efficiency spiral traverse baffle heat exchanger according to claim 7, it is characterized in that, tube-side inlet (16) is arranged at the bottom of lower case (14), tube side outlet (24) is arranged at the top of bobbin carriage (1), tube-side inlet (16) is connected with lower perforated plate (18) with floating head reducing end socket (11) by expansion joint (13) successively, and expansion joint (13) can be disassembled.
9. large-scale vertical high-efficiency spiral traverse baffle heat exchanger according to claim 1, it is characterized in that, shell side inlet (20) is arranged at shell side upper part shell side nozzle belt (4), and shell-side outlet (17) is arranged at lower case (14).
10. large-scale vertical high-efficiency spiral traverse baffle heat exchanger according to claim 1, is characterized in that, the deflection plate of helical baffles tube bank (7) is spirality.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520690686.1U CN204923960U (en) | 2015-09-08 | 2015-09-08 | Large -scale vertical high -efficient spiral baffling board heat exchanger |
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| CN201520690686.1U CN204923960U (en) | 2015-09-08 | 2015-09-08 | Large -scale vertical high -efficient spiral baffling board heat exchanger |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426470A (en) * | 2017-02-15 | 2018-08-21 | 东管重工(沈阳)有限公司 | Circulating air heat exchanger |
| CN110057215A (en) * | 2019-05-24 | 2019-07-26 | 哈尔滨汽轮机厂辅机工程有限公司 | A kind of high temperature and pressure sand heat-exchanger rig |
| CN110207513A (en) * | 2019-06-13 | 2019-09-06 | 北京石油化工工程有限公司 | Ash-dregs cooler and afterheat utilizing system |
| CN110402364A (en) * | 2016-12-13 | 2019-11-01 | 得克萨斯A&M大学体系 | It is specifically for use in the sensible heat exchanger and latent heat exchanger of both vapor compression desalination |
| CN116123896A (en) * | 2023-02-09 | 2023-05-16 | 唐山市宝凯科技有限公司 | Efficient heat exchanger |
-
2015
- 2015-09-08 CN CN201520690686.1U patent/CN204923960U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110402364A (en) * | 2016-12-13 | 2019-11-01 | 得克萨斯A&M大学体系 | It is specifically for use in the sensible heat exchanger and latent heat exchanger of both vapor compression desalination |
| CN110402364B (en) * | 2016-12-13 | 2022-06-10 | 得克萨斯A&M大学体系 | Sensible and latent heat exchangers, particularly for use in vapor compression desalination |
| CN108426470A (en) * | 2017-02-15 | 2018-08-21 | 东管重工(沈阳)有限公司 | Circulating air heat exchanger |
| CN110057215A (en) * | 2019-05-24 | 2019-07-26 | 哈尔滨汽轮机厂辅机工程有限公司 | A kind of high temperature and pressure sand heat-exchanger rig |
| CN110207513A (en) * | 2019-06-13 | 2019-09-06 | 北京石油化工工程有限公司 | Ash-dregs cooler and afterheat utilizing system |
| CN116123896A (en) * | 2023-02-09 | 2023-05-16 | 唐山市宝凯科技有限公司 | Efficient heat exchanger |
| CN116123896B (en) * | 2023-02-09 | 2024-01-19 | 唐山市宝凯科技有限公司 | Efficient heat exchanger |
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