CN108458605A - The built-in telescopic efficient heat exchanger of distribution - Google Patents
The built-in telescopic efficient heat exchanger of distribution Download PDFInfo
- Publication number
- CN108458605A CN108458605A CN201810330721.7A CN201810330721A CN108458605A CN 108458605 A CN108458605 A CN 108458605A CN 201810330721 A CN201810330721 A CN 201810330721A CN 108458605 A CN108458605 A CN 108458605A
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- CN
- China
- Prior art keywords
- heat exchanger
- sleeve
- shell
- baffling
- component
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/06—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits having a single U-bend
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention is widely used in the industries such as oil refining and medical manufacture, power generation, more particularly to a kind of built-in telescopic efficient heat exchanger of distribution, including shell, heat exchanger tube, baffling component, tube sheet and bobbin carriage, it is characterised in that：Sleeve is set between shell and heat exchanger tube, fabrication hole is distributed on sleeve, sleeve inner fixes support heat exchanger tube by baffling component, baffling component is axially distributed along sleeve, baffling component includes baffling circle, and rod baffle is disposed in baffling circle, and heat exchanger tube passes through rod baffle respectively.The present invention not only reduces the presence in heat exchange dead zone, improve the heat exchange efficiency of heat transmission equipment, it is effectively utilized medium thermal energy, extend the service life of equipment, noise caused by equipment operation is reduced, and manufacturing cost is not high, manufacturing process is suitable with traditional heat transmission equipment, without increasing additional process equipment and facility, be worthy to be popularized utilization.
Description
Technical field
The present invention relates to the telescopic efficient heat exchangers of distribution built in one kind, are widely used in oil refining and medicine system
The industries such as make, generate electricity.
Background technology
According to statistics in oil refining industry the investment of heat-exchange apparatus account for whole process equipment gross investments 35%~
40%, nowadays most shell-and-tube heat exchanger heat exchange efficiencies are all very low, and service life is very short；Heat transfer medium is in shell
Quickly when flowing, due to the effect of baffle plate and the influence of nozzle opening position so that generate fluid effect in apparatus casing
It answers, generates local heat exchange dead zone, the heat exchanger tube of this subregion can not well be contacted with heat transfer medium so that heat exchange area
Serious waste, lead to the decline of heat exchange efficiency；A large amount of thermal energy is lost in, wastes seriously in vain, and increases additional thermal energy
Supplement so that refinery cost increases, and brings inevitable pollution to environment；Usual heat exchanger has been generally used baffling
The orientation of the structure of plate, flow direction and heat exchanger tube of the medium in shell is perpendicular, the quick transversal flow heat exchange of fluid
Pipe causes heat exchanger tube vibrations serious so that the probability that exchanger tubes and tubesheets weld leaks increases, under service life of equipment
Drop.
Invention content
The technical problem to be solved by the present invention is to：A kind of heat exchange efficiency improving heat transmission equipment is provided, medium is efficiently used
Thermal energy extends the telescopic efficient heat exchanger of built-in distribution of life of equipment.
The built-in telescopic efficient heat exchanger of distribution of the present invention, including shell, heat exchanger tube, baffling component, tube sheet
And bobbin carriage, it is characterised in that：Sleeve is set between shell and heat exchanger tube, fabrication hole is distributed on sleeve, sleeve inner passes through folding
It flows modular support and fixes heat exchanger tube, baffling component is axially distributed along sleeve, and baffling component includes baffling circle, is disposed in baffling circle
Rod baffle, respectively by rod baffle, baffling circle is positioned and is fixed by distance sink tube, square steel skeleton heat exchanger tube.
The top of the shell is shell side import, and bottom is shell-side outlet, and the technique hole number on sleeve is from square impact shell
Journey exit region is distributed toward both sides at gradual increasing trend.
Described 45 ° to the 315 ° setting rectangle openings of upper cartridge, 135 ° to 225 ° of lower cartridge open up circular hole, and rectangle is opened
Hole and circular hole are axially distributed along sleeve respectively.
Described 45 ° to the 315 ° setting circular holes of upper cartridge, 135 ° to 225 ° of lower cartridge open up rectangle opening, and rectangle is opened
Hole and circular hole are axially distributed along sleeve respectively.
The shell side import and shell-side outlet are arranged at the middle part of shell, and saddle is arranged in outer casing bottom.
The baffling member parallel setting, adjacent four baffling components are one group, and rod baffle is divided into baffling component
The second baffling component that horizontally disposed first baffling component and rod baffle are arranged vertically, the first baffling component and the second baffling group
Part alternates arrangement, and heat exchanger tube is located in the rectangle frame of same group of rod baffle formation.In one group of baffling component, the first folding
The rod baffle for flowing component is horizontally disposed, in practical applications, in order to make every heat exchanger tube in four different directions up and down
Fixation is supported by rod baffle, the horizontally disposed rod baffle of the spacing and third before first horizontally disposed rod baffle
Between spacing it is different, equally, the rod baffle in the second baffling component is vertical arrangement, the spacing between vertical rod baffle
Also different.
The heat exchanger tube is set as U-shaped heat exchanger tube, and two parallel edges of heat exchanger tube are horizontally disposed, and open end is each attached to pipe
On plate, tube sheet is separately connected bobbin carriage and shell by fastening assembly.
The cartridge exterior is supported by support component, and support component includes annular spread on the outside of sleeve and in shell
Support plate between side.
The sleeve is mutually connected by two reducing end sockets with shell both ends.
For the problem above for improving present in heat-exchange apparatus, present invention employs built-in tube-in-tube structure, sleeve carries out work
Skill trepanning, shell side medium inlet direction open up large scale rectangle opening, allow medium is fully without hindrance to enter heat exchange area, shell side goes out
Mouth direction, technique trepanning is divided into several regions, according to shell side inlet velocity of medium and traffic requirement, is opened up respectively in different zones
The fabrication hole of different number, square impact shell-side outlet regional opening negligible amounts, toward both sides the number of openings at gradual increasing trend point
Cloth.Different holes can be respectively set according to the direction etc. that the density of tube shell journey medium, physical characteristic, shell side medium flow into and out
The fabrication hole of diameter and quantity.To meet the requirement for improving heat transfer rate.To prevent shell-side heat transfer medium from quickly flowing out heat exchange area, make
Medium fluid is fully distributed in shell, uniformly transfer heat, increases the contact area of heat exchanger tube and heat transfer medium in shell, is reduced
The presence in heat transfer dead zone, is effectively utilized the limited heat exchange area of heat exchanger tube, substantially enhances heat transfer efficiency；The design also adopts
The fixation of baffling and heat exchanger tube is carried out instead of traditional segmental baffle structure with baffling rod structure, cylindrical rod baffle is solid
It is scheduled on one baffling structure of composition on baffling circle, four groups of baffling rod structures are one group, make every heat exchanger tube at four up and down
Different directions are supported fixation by rod baffle, so that fluid in shell is changed into PARALLEL FLOW by lateral flow, are reduced fluid
Flow resistance, to reduce shell side lateral pressure drop, effectively overcome the pipe caused by medium transversal flow heat exchanger tube
Shu Zhendong further weakens the case where tube head cracking is revealed because caused by shaking heat exchanger tube, extends making for equipment
With the service life and reduce noise caused by equipment operation；Longitudinal flow-disturbing effect possessed by baffling rod structure will far superior to roll over
Flowing plate has lateral flow-disturbing effect, but also the heat transfer efficiency of equipment further increases；The design use U-tube heat exchanger for
Prototype is improved design, has also further played the advantage that U-tube heat exchanger itself has, has been changed compared to fixed tube sheet type
Hot device u-tube structure can freely stretch in shell, thus eliminating the need in heat transfer process, since heat exchanger tube expands with heat and contract with cold
The local stress of caused tube head and tube sheet and shell and Tube-sheet Welding weld seam is destroyed, therefore service life is than fixation is board-like
It is long, and when heavy corrosion leak case occurs for tube bank, tube bank can be replaced, original shell can be used still, be saved
Refinery maintenance and repair cost, and the generation of fixed tube sheet type heat-exchange apparatus can not replace tube bank when can not seriously repair leakage, update
Cost is higher, and the path that U-tube heat exchanger tube pass medium circulates in heat exchanger tube is longer, is increased compared to fixed tube sheet type
With the time of heat transfer medium contacts, so as to receive more heats, heat transfer effect is preferable；It is U-shaped compared to movable tube sheets heat exchanger
Heat exchange of heat pipe has saved the tube sheet of one end, three large flanges on material and its has hooked the large forgings such as circle, therefore the manufacture of equipment
It will be well below movable tube sheets heat exchanger in cost.
The beneficial effects of the invention are as follows：
The presence for not only reducing heat exchange dead zone, improves the heat exchange efficiency of heat transmission equipment, is effectively utilized medium thermal energy,
The service life for extending equipment reduces noise caused by equipment operation, and manufacturing cost is not high, manufacturing process and biography
Uniting, heat transmission equipment is suitable, and without increasing additional process equipment and facility, be worthy to be popularized utilization.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
Fig. 2 is the structural schematic diagram of heat exchanger tube and baffling component in Fig. 1.
Fig. 3 is the left view structural representation of Fig. 2.
Fig. 4 is one of the structural schematic diagram of the first baffling component.
Fig. 5 is one of the structural schematic diagram of the second baffling component.
Fig. 6 is the second structural representation of the first baffling component.
Fig. 7 is the second structural representation of the second baffling component.
Fig. 8 is the structural schematic diagram of shell and sleeve.
Fig. 9 is the cross section structure schematic diagram of Fig. 8.
Figure 10 is the distributed architecture schematic diagram of rectangle opening.
Figure 11 is the distributed architecture schematic diagram of circular hole.
In figure：1, bobbin carriage；2, tube sheet；3, support component；4, shell；5, baffling component；5-1, the first baffling component；5-1-
1, the first rod baffle；5-2, the second baffling component；5-2-1, the second rod baffle；6, heat exchanger tube；7, sleeve；8, saddle；9, shell side
Import；10, shell-side outlet；11, rectangle opening；12, circular hole.
Specific implementation mode
The present invention is described further below in conjunction with the accompanying drawings：
As shown in Fig. 1~Figure 11, the built-in telescopic efficient heat exchanger of distribution of the present invention, including shell 4, heat exchange
Sleeve 7 is arranged in pipe 6, tube sheet 2 and bobbin carriage 1 between shell 4 and heat exchanger tube 6, fabrication hole is distributed on sleeve 7, and 7 inside of sleeve is logical
It crosses baffling component 5 and connects heat exchanger tube 6, for baffling component 5 along the axial distribution of sleeve 7, baffling component 5 includes baffling circle, in baffling circle
It is disposed with rod baffle, heat exchanger tube 6 passes through rod baffle respectively.The top of shell 4 is shell side import 9, and bottom is shell-side outlet
10, the technique hole number on sleeve 7 is distributed from 10 region of square impact shell-side outlet toward both sides at gradual increasing trend.7 top of sleeve
45 ° to 315 ° setting rectangle openings 11,135 ° to 225 ° of 7 lower part of sleeve open up circular hole 12, and rectangle opening 11 and circular hole 12 are distinguished
It is axially distributed along sleeve.Or 45 ° to 315 ° of 7 top of sleeve setting circular hole 12,135 ° of 7 lower part of sleeve opens up rectangle to 225 ° and opens
Hole 11, rectangle opening 11 and circular hole 12 are axially distributed along sleeve respectively.Shell side import 9 and shell-side outlet 10 are arranged at shell 4
Middle part, outer casing bottom be arranged saddle 8.Baffling component 5 is arranged in parallel, and adjacent four baffling components 5 are one group, baffling component
Rod baffle is divided into horizontally disposed first baffling component 5-1 and rod baffle is arranged vertically the second baffling component 5-2 in 5, and first
Baffling component 5-1 and the second baffling component 5-2 alternates arrangement, and heat exchanger tube 6 is located at the square of same group of rod baffle formation
In shape frame.Cylindrical rod baffle is fixed on one baffling structure of composition on baffling circle, and four groups of baffling components are one group, make every to change
Heat pipe 6 is supported fixation in four different directions up and down by rod baffle.Horizontally disposed rod baffle is the first rod baffle
5-1-1, the rod baffle arranged vertically are the second rod baffle 5-2-1.Heat exchanger tube 6 is set as U-shaped heat exchanger tube, and the two of heat exchanger tube 6 are flat
Row side is horizontally disposed, and open end is each attached on tube sheet 2, and tube sheet 2 is separately connected bobbin carriage 1 and shell 4 by fastening assembly.Sleeve
It is supported by support component 3 outside 7, support component 3 includes support of the annular spread between 4 inside of 7 outside of sleeve and shell
Plate.Sleeve 7 is mutually connected by two reducing end sockets with 4 both ends of shell.
In use, heat transferring medium is passed through tube side and shell side respectively, exchange heat by shell side and tube side.
Claims (9)
1. a kind of built-in telescopic efficient heat exchanger of distribution, including shell (4), heat exchanger tube (6), tube sheet (2) and bobbin carriage (1),
It is characterized in that：Sleeve (7) is set between shell (4) and heat exchanger tube (6), fabrication hole is distributed on sleeve (7), sleeve (7) is interior
Portion supports fixed heat exchanger tube (6), baffling component (5) to be axially distributed along sleeve (7) by baffling component (5), baffling component (5) packet
Baffling circle is included, rod baffle is disposed in baffling circle, heat exchanger tube (6) passes through rod baffle respectively.
2. the built-in telescopic efficient heat exchanger of distribution according to claim 1, it is characterised in that：The top of shell (4)
For shell side import (9), bottom is shell-side outlet (10), and the technique hole number on sleeve (7) is from square impact shell-side outlet (10) region
It is distributed toward both sides at gradual increasing trend.
3. the built-in telescopic efficient heat exchanger of distribution according to claim 1 or 2, it is characterised in that：Sleeve (7) top
45 ° to 315 ° setting rectangle openings (11), 135 ° to 225 ° of sleeve (7) lower part open up circular hole (12), rectangle opening (11) and circle
Hole (12) is axially distributed along sleeve (7) respectively.
4. the built-in telescopic efficient heat exchanger of distribution according to claim 1 or 2, it is characterised in that：Sleeve (7) top
45 ° to 315 ° setting circular holes (12), 135 ° to 225 ° of sleeve (7) lower part open up rectangle opening (11), rectangle opening (11) and circle
Hole (12) is axially distributed along sleeve (7) respectively.
5. the built-in telescopic efficient heat exchanger of distribution according to claim 2, it is characterised in that：Shell side import (9) and
Shell-side outlet (10) is arranged at the middle part of shell (4), and saddle (8) is arranged in shell (4) bottom.
6. the built-in telescopic efficient heat exchanger of distribution according to claim 1, it is characterised in that：Baffling component (5) is flat
Row setting, adjacent four baffling components (5) are one group, and rod baffle is divided into horizontally disposed first baffling in baffling component (5)
The second baffling component (5-2) that component (5-1) and rod baffle are arranged vertically, the first baffling component (5-1) and the second baffling component
(5-2) alternates arrangement, and heat exchanger tube (6) is located in the rectangle frame of same group of rod baffle formation.
7. the built-in telescopic efficient heat exchanger of distribution according to claim 1, it is characterised in that：Heat exchanger tube (6) is arranged
Two parallel edges for U-shaped heat exchanger tube, heat exchanger tube (6) are horizontally disposed, and open end is each attached on tube sheet (2), and tube sheet (2) is by tight
Gu component is separately connected bobbin carriage (1) and shell (4).
8. the built-in telescopic efficient heat exchanger of distribution according to claim 1, it is characterised in that：It is logical outside sleeve (7)
Support component (3) support is crossed, support component (3) includes support of the annular spread on the outside of sleeve (7) between shell (4) inside
Plate.
9. the built-in telescopic efficient heat exchanger of distribution according to claim 1, it is characterised in that：Sleeve (7) and shell
(4) both ends are mutually connected by two reducing end sockets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330721.7A CN108458605A (en) | 2018-04-13 | 2018-04-13 | The built-in telescopic efficient heat exchanger of distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330721.7A CN108458605A (en) | 2018-04-13 | 2018-04-13 | The built-in telescopic efficient heat exchanger of distribution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108458605A true CN108458605A (en) | 2018-08-28 |
Family
ID=63234997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810330721.7A Withdrawn CN108458605A (en) | 2018-04-13 | 2018-04-13 | The built-in telescopic efficient heat exchanger of distribution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108458605A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116222264A (en) * | 2023-03-23 | 2023-06-06 | 无锡市冠云换热器有限公司 | High-efficient heat preservation leak protection heat exchanger |
-
2018
- 2018-04-13 CN CN201810330721.7A patent/CN108458605A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116222264A (en) * | 2023-03-23 | 2023-06-06 | 无锡市冠云换热器有限公司 | High-efficient heat preservation leak protection heat exchanger |
| CN116222264B (en) * | 2023-03-23 | 2024-02-13 | 无锡市冠云换热器有限公司 | High-efficient heat preservation leak protection heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180828 |
|
| WW01 | Invention patent application withdrawn after publication |