CN109506501A - A kind of turbulent flow movable tube sheets heat exchanger - Google Patents
A kind of turbulent flow movable tube sheets heat exchanger Download PDFInfo
- Publication number
- CN109506501A CN109506501A CN201811511447.XA CN201811511447A CN109506501A CN 109506501 A CN109506501 A CN 109506501A CN 201811511447 A CN201811511447 A CN 201811511447A CN 109506501 A CN109506501 A CN 109506501A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- tube
- baffle plate
- fixed
- bobbin carriage
- Prior art date
- 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.)
- Pending
Links
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
- F28D7/16—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 being arranged in parallel spaced relation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention provides a kind of turbulent movable tube sheets heat exchanger, including bobbin carriage and heat-exchanging tube bundle, one end is equipped with fixed tube sheet in bobbin carriage, the other end is equipped with floating tubesheet, heat-exchanging tube bundle includes more heat exchanger tubes, each heat exchanger tube one end is fixed on fixed tube sheet, the other end is fixed on floating tubesheet, the multiple baffle plates vertical with heat exchanger tube are additionally provided in bobbin carriage, each heat exchanger tube runs through all baffle plates and is clamped, baffle plate is the plectane with arch notch and the arch indentation, there is equipped with multiple by-pass dampers, baffle plate circumferential edges are bonded with bobbin carriage inner wall, the arch notch of baffle plate faces upward or downward setting, and the arch notch direction of two baffle plate of arbitrary neighborhood is staggered.Beneficial effects of the present invention: the arch notch of baffle plate is arranged in a staggered manner up and down, increases turbulent flow, improves flow velocity, reduces dead zone, shell side is increased, by-pass damper carries out shunting guiding to fluid in shell side, achieve the effect that average rate turbulent flow, improves the heat transfer coefficient of shell side, heat transfer effect is good.
Description
Technical field
The present invention relates to petrochemical equipment technical field more particularly to a kind of turbulent movable tube sheets heat exchangers.
Background technique
Movable tube sheets heat exchanger is a kind of common type of shell-and-tube heat exchanger, is used as subtracting due to that will not generate thermal (temperature difference) stress
Heat exchanger in pressure device, movable tube sheets heat exchanger belong to dividing wall type heat exchanger, and the fluid channel constituted in heat exchanger tube is known as managing
Journey, the interior fluid channel constituted of the outer bobbin carriage of heat exchanger tube is known as shell side, when tube side and shell side pass through the fluid of two different temperatures respectively,
The higher fluid of temperature transfers heat to the lower fluid of temperature by the tube wall that exchanges heat, and the higher fluid of temperature is cooled, temperature
It spends lower fluid to be heated, and then realizes two fluid heat transfer technique purposes, baffle plate is arranged on shell side, for changing interior stream
Body flow direction, heat-transfer effect both can be improved in it, also acts as the effect of support tube bank, but the baffling of existing movable tube sheets heat exchanger
Plate is drained by setting notch, although can reach drainage effect, the fluid flow rate that will lead in bobbin carriage is uneven,
Cause the heat transfer coefficient of shell side not high.
Summary of the invention
In view of this, the embodiment provides a kind of turbulent movable tube sheets heat exchangers.
The embodiment of the present invention provides a kind of turbulent movable tube sheets heat exchanger, including bobbin carriage and heat-exchanging tube bundle, in the bobbin carriage
One end is equipped with fixed tube sheet, and the other end is equipped with floating tubesheet, and the heat-exchanging tube bundle includes more heat exchanger tubes, each heat exchanger tube
One end is fixed on the fixed tube sheet, and the other end is fixed on the floating tubesheet, is additionally provided in the bobbin carriage and the heat exchange
The vertical multiple baffle plates of pipe, each heat exchanger tube run through all baffle plates and are clamped, and the baffle plate is with arch
The plectane of notch and the arch indentation, there are equipped with multiple by-pass dampers, and the baffle plate circumferential edges and the bobbin carriage inner wall paste
It closes, the arch notch of the baffle plate faces upward or downward setting, and the arch notch direction of baffle plate described in arbitrary neighborhood two is wrong
It opens.
Further, more pull rods are equipped in the bobbin carriage, each pull rod runs through all baffle plates, and one end is fixed
In on the fixed tube sheet, the other end is fixed on a baffle plate, is cased with multistage distance sink tube on each baffle plate, often
The both ends of one distance sink tube support two baffle plates, for limiting the spacing of two baffle plate.
Further, the arch indentation, there of the baffle plate is equipped with three by-pass dampers being vertically arranged, three sides
Road baffle is uniformly arranged on the middle part of the arch notch.
Further, the middle part of the bobbin carriage be equipped with three gear pipe, the gear pipe be set to the fixed tube sheet and it is described float
Between dynamic tube sheet, for preventing the heat exchange tube short circuit.
Further, the arch notch of the baffle plate nearest apart from the fixed tube sheet is arranged downward.
Further, the heat exchanger tube is seamless steel pipe.
The technical solution that the embodiment of the present invention provides has the benefit that a kind of turbulent floating head type of the invention changes
The arch notch of hot device, baffle plate is arranged in a staggered manner up and down, increases turbulent flow, improves flow velocity, reduces dead zone, increases the shell of radiator
Journey makes fluid in heat exchange tube fluid and shell side sufficiently carry out heat exchange, improves heat transfer effect, in addition the arch notch of baffle plate
Place is equipped with by-pass damper, carries out shunting guiding to fluid in shell side, achievees the effect that average rate turbulent flow, improves the heat transfer system of shell side
Number, heat transfer effect are good.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of the heat-exchanging tube bundle of turbulent movable tube sheets heat exchanger of the present invention；
Fig. 2 is the schematic diagram of baffle plate 4 in Fig. 1.
In figure: 1- fixed tube sheet, 2- floating tubesheet, 3- heat exchanger tube, 4- baffle plate, 5- distance sink tube, 6- pull rod, 7- gear pipe,
8- by-pass damper, 9- bolt, 10- bobbin carriage.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is further described.
Referring to FIG. 1, the embodiment provides a kind of turbulent movable tube sheets heat exchanger, including bobbin carriage 10 and heat exchanger tube
Beam.
The bobbin carriage 10 is round tube body, and one end is equipped with fixed tube sheet 1 in the bobbin carriage 10, and the other end is equipped with floating tubesheet
2, the fixed tube sheet 1 is welded and fixed with the bobbin carriage 10, and the floating tubesheet 2 is set in bobbin carriage 10 and can float up and down.
The heat-exchanging tube bundle includes more horizontally disposed heat exchanger tubes 3, and each described 3 one end of heat exchanger tube is run through and is fixed on
On the fixed tube sheet 1, the other end runs through and is fixed on the floating tubesheet 2, and heat exchanger tube 2 described in the present embodiment selects seamless
Steel pipe, both ends pass through respectively is welded to connect the fixed tube sheet 1 and the floating tubesheet 2.
It is each described to change referring to FIG. 2, be additionally provided with the multiple baffle plates 4 vertical with the heat exchanger tube 3 in the bobbin carriage 10
Heat pipe 3 is clamped through all baffle plates 4, and the heat exchanger tube 3 is supported and fixed by the baffle plate 4 described in this way, the baffle plate 4
For the plectane with arch notch and the arch indentation, there is equipped with multiple by-pass dampers 8,4 circumferential edges of baffle plate with it is described
The fitting of 10 inner wall of bobbin carriage, by-pass damper 8 described in the present embodiment are set as three, and three by-pass dampers 8 are uniformly arranged on institute
The middle part of arch notch is stated, and three by-pass dampers 8 are parallel with the heat exchanger tube, the arch notch court of the baffle plate 4
Above or downward it is arranged, and the arch notch of baffle plate 4 described in arbitrary neighborhood two is fixed described in distance in the present embodiment towards being staggered
The arch notch of the nearest baffle plate 4 of tube sheet 1 is arranged downward.The middle part of the bobbin carriage 10 is equipped with three gear pipes 7, the gear pipe
7 are set between the fixed tube sheet 1 and the floating tubesheet 2, and each gear pipe 7 is set between two heat exchanger tubes 3,
Gear pipe 7 described in the present embodiment selects the seamless steel pipe of sealing two ends, for preventing the fluid media (medium) straight line in the bobbin carriage 10
Flowing, cannot sufficiently contact with 3 outer wall of heat exchanger tube, and 3 short circuit of heat exchanger tube occurs.
More pull rods 6 are equipped in the bobbin carriage 10, each pull rod 6 runs through multiple all baffle plates 4, and one end is fixed
In on the fixed tube sheet 1, the other end is through a baffle plate 4 and is equipped with external screw thread, which is fixed on described by bolt 9
On baffle plate 4, multistage distance sink tube 5 is cased on each baffle plate 4, the both ends of each distance sink tube 5 support two foldings
Flowing plate 4, for limiting the spacing of two baffle plate 4.
At work, fluid media (medium) is flowed into movable tube sheets heat exchanger of the invention by described 1 one end of fixed tube sheet, followed by
The arch notch of the arch v notch v of all baffle plates 4, baffle plate 4 is arranged in a staggered manner up and down, increases turbulent flow, reduces dead zone, increases
The shell side of radiator, and when flowing through each arch notch, the by-pass damper 8 carries out shunting guiding to fluid in shell side,
Achieve the effect that average rate turbulent flow, improves the heat transfer coefficient of shell side, heat transfer effect is good.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of turbulent flow movable tube sheets heat exchanger, it is characterised in that: including bobbin carriage and heat-exchanging tube bundle, one end is equipped with solid in the bobbin carriage
Determine tube sheet, the other end is equipped with floating tubesheet, and the heat-exchanging tube bundle includes more heat exchanger tubes, and each described heat exchanger tube one end is fixed on
On the fixed tube sheet, the other end is fixed on the floating tubesheet, is additionally provided in the bobbin carriage vertical with the heat exchanger tube more
A baffle plate, each heat exchanger tube run through all baffle plates and are clamped, and the baffle plate is the plectane with arch notch
And the arch indentation, there is equipped with multiple by-pass dampers, the baffle plate circumferential edges are bonded with the bobbin carriage inner wall, the baffling
The arch notch of plate faces upward or downward setting, and the arch notch direction of baffle plate described in arbitrary neighborhood two is staggered.
2. a kind of turbulent movable tube sheets heat exchanger as described in claim 1, it is characterised in that: be equipped with more drawings in the bobbin carriage
Bar, each pull rod runs through all baffle plates, and one end is fixed on the fixed tube sheet, and the other end is fixed on a folding
In flowing plate, multistage distance sink tube is cased on each baffle plate, the both ends of each distance sink tube support two baffle plates, use
In the spacing for limiting two baffle plate.
3. a kind of turbulent movable tube sheets heat exchanger as described in claim 1, it is characterised in that: the arch indentation, there of the baffle plate
The by-pass damper being vertically arranged equipped with three, three by-pass dampers are uniformly arranged on the middle part of the arch notch.
4. a kind of turbulent movable tube sheets heat exchanger as described in claim 1, it is characterised in that: the middle part of the bobbin carriage is equipped with three gears
Pipe, the gear pipe is set between the fixed tube sheet and the floating tubesheet, for preventing the heat exchange tube short circuit.
5. a kind of turbulent movable tube sheets heat exchanger as described in claim 1, it is characterised in that: nearest apart from the fixed tube sheet
The arch notch of the baffle plate is arranged downward.
6. a kind of turbulent movable tube sheets heat exchanger as described in claim 1, it is characterised in that: the heat exchanger tube is seamless steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811511447.XA CN109506501A (en) | 2018-12-11 | 2018-12-11 | A kind of turbulent flow movable tube sheets heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811511447.XA CN109506501A (en) | 2018-12-11 | 2018-12-11 | A kind of turbulent flow movable tube sheets heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109506501A true CN109506501A (en) | 2019-03-22 |
Family
ID=65753189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811511447.XA Pending CN109506501A (en) | 2018-12-11 | 2018-12-11 | A kind of turbulent flow movable tube sheets heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109506501A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514031A (en) * | 2019-07-15 | 2019-11-29 | 合肥通用机械研究院有限公司 | A kind of compound tube formula deep cooling working medium gasification heat exchange equipment |
| CN112146476A (en) * | 2019-06-26 | 2020-12-29 | 克朗斯股份公司 | Tubular heat exchanger |
-
2018
- 2018-12-11 CN CN201811511447.XA patent/CN109506501A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146476A (en) * | 2019-06-26 | 2020-12-29 | 克朗斯股份公司 | Tubular heat exchanger |
| CN112146476B (en) * | 2019-06-26 | 2022-06-14 | 克朗斯股份公司 | Tubular heat exchanger |
| CN110514031A (en) * | 2019-07-15 | 2019-11-29 | 合肥通用机械研究院有限公司 | A kind of compound tube formula deep cooling working medium gasification heat exchange equipment |
| CN110514031B (en) * | 2019-07-15 | 2021-07-06 | 合肥通用机械研究院有限公司 | Combined pipe type cryogenic working medium gasification heat exchange equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190322 |
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| WD01 | Invention patent application deemed withdrawn after publication |