CN111102859A - Double-tube plate heat exchanger - Google Patents
Double-tube plate heat exchanger Download PDFInfo
- Publication number
- CN111102859A CN111102859A CN201911425177.5A CN201911425177A CN111102859A CN 111102859 A CN111102859 A CN 111102859A CN 201911425177 A CN201911425177 A CN 201911425177A CN 111102859 A CN111102859 A CN 111102859A
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- Prior art keywords
- tube
- heat exchange
- plate
- water
- storage tank
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 85
- 238000003860 storage Methods 0.000 claims abstract description 62
- 238000005192 partition Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 abstract description 31
- 230000008676 import Effects 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 description 15
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
- F28F13/125—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation by stirring
-
- 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
- F28F9/02—Header boxes; End plates
- F28F9/0229—Double end plates; Single end plates with hollow spaces
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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 invention discloses a double-tube plate heat exchanger, relates to the field of heat exchangers, and mainly aims to solve the problem that the existing double-tube plate heat exchanger is poor in heat exchange efficiency; this double tube sheet heat exchanger, including pipe case, first tube sheet, second tube sheet, tube side import, tube side export, shell side import and shell side export, be equipped with first heat exchange tube in the pipe case, first heat exchange tube runs through first tube sheet and second tube sheet through the through-hole and communicates with the tube side import, the first heat exchange tube other end and second storage water tank intercommunication, the second storage water tank communicates with first storage water tank through the third heat exchange tube again, first storage water tank passes through second heat exchange tube and tube side export intercommunication, all be equipped with a plurality of vortex pieces in first storage water tank and the second storage water tank, vortex piece includes vortex pivot and vortex spine, has improved the dwell time of fluid in pipe case, and then has improved heat exchange efficiency.
Description
Technical Field
The invention relates to the field of heat exchangers, in particular to a double-tube plate heat exchanger.
Background
The double-tube-plate heat exchanger adopts a double-tube-plate structure design, so that the tube side and the shell side are respectively connected by adopting respective tube plates, the common connection tube plate of the tube side and the shell side of the traditional shell-and-tube heat exchanger is broken, the risk of cross contamination is reduced to the maximum extent, the leakage hidden danger is convenient to find in time, and the safe production of a user is ensured. The method is mainly applied to the aspects of cooling/heating of a water circulation system, cooling/heating of liquid medicine, condensation and cooling of clean steam, temperature control of high-clean liquid and the like.
The existing double-tube plate heat exchanger only flows in from one end of the heat exchange tube and flows out from the other end, and the heat exchange stroke is very short, so that the final heat exchange efficiency is very poor. The publication number CN208366118U discloses a double-tube-plate heat exchanger, which includes a long cylindrical tube box, a U-shaped heat exchange tube and a tube plate are arranged in the tube box, a partition is arranged in the middle of the tube box along the length direction of the tube box, a shell-side fluid inlet and a tube-side fluid outlet are arranged on the same side of the partition, a shell-side fluid outlet and a tube-side fluid outlet are arranged on the other side of the partition, and a baffle plate is arranged on the other side of the partition, which is inclined on the heat exchange plate.
Disclosure of Invention
The invention aims to provide a double-tube plate heat exchanger, which solves the problem of poor heat exchange efficiency of the conventional double-tube plate heat exchanger.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a double tube sheet heat exchanger, includes pipe case, first tube sheet, second tube sheet, tube side import, tube side export, shell side import and shell side export, be equipped with first heat exchange tube in the pipe case, first heat exchange tube run through first tube sheet and second tube sheet through the through-hole and communicate with the tube side import, the first heat exchange tube other end and second storage water tank intercommunication, the second storage water tank communicates with first storage water tank through the third heat exchange tube again, first storage water tank passes through second heat exchange tube and tube side export intercommunication, all be equipped with a plurality of vortex pieces in first storage water tank and the second storage water tank, vortex piece includes vortex pivot and vortex spine.
In one alternative: be equipped with first board, the water blocking post and the second board of hindering that blocks water in the pipe case, first board, the water blocking post and the second board of hindering that blocks water are all fixed inside the pipe case, the second board quantity of hindering that blocks water is two.
In one alternative: the first tube plate and the second tube plate are arranged on one side close to the tube side inlet and the tube side outlet, the tube side inlet and the shell side outlet are arranged on the same side, the tube side outlet and the shell side inlet are arranged on the other side, and the tube side inlet and the tube side outlet are separated through a partition plate.
In one alternative: elastic gaskets are further fixed at through holes in the first tube plate and the second tube plate, and the first heat exchange tube and the second heat exchange tube are in expanded joint with the elastic gaskets.
In one alternative: the first heat exchange tube is communicated with the third heat exchange tube through a fourth heat exchange tube.
In one alternative: the first water storage tank is connected with the second water storage tank through a partition plate.
In one alternative: the vortex spine is fixed in the vortex pivot, the vortex pivot rotates with first storage water tank and second storage water tank inner wall and is connected.
Compared with the prior art, the invention has the following beneficial effects:
1. by arranging the first water storage tank and the second water storage tank, fluid flowing in through the first heat exchange tube can be temporarily stored, so that the heat exchange time between the fluid and the shell pass is prolonged, and the heat exchange efficiency between the fluids is improved; the spoiler in first storage water tank and the second storage water tank can play the effect of vortex to the fluid, has increased the circulation time between first storage water tank and second storage water tank, also can improve heat exchange efficiency.
2. The first heat exchange tube is communicated with the third heat exchange tube through the fourth heat exchange tube, so that the flow velocity of fluid in the first heat exchange tube can be accelerated, and when the flow of the fluid is too large, the shunting effect can be achieved, and the safety of the heat exchanger is improved.
Drawings
Fig. 1 is a schematic structural diagram of a double tube plate heat exchanger.
Fig. 2 is a schematic structural diagram of a first tube plate and a second tube plate in a double-tube plate heat exchanger.
Fig. 3 is a perspective view of a double tube sheet heat exchanger.
Fig. 4 is a schematic structural view of another embodiment in a double tube sheet heat exchanger.
Notations for reference numerals: the heat exchanger comprises a pipe box 1, a first pipe plate 2, a first pipe plate 3, a second pipe plate 21, a through hole 22, an elastic gasket 41, a pipe side inlet 42, a pipe side outlet 43, a shell side inlet 44, a shell side outlet 51, a first heat exchange pipe 52, a second heat exchange pipe 53, a third heat exchange pipe 61, a first water storage tank 62, a partition plate 63, a second water storage tank 63, a turbulence member 7, a turbulence rotating shaft 71, a turbulence sharp spine 72, a first water blocking plate 81, a water blocking column 82, a second water blocking plate 83 and a fourth heat exchange pipe 9.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1 to 3, in an embodiment of the present invention, a double tube sheet heat exchanger includes a tube box 1, a first tube sheet 2, a second tube sheet 3, a tube-side inlet 41, a tube-side outlet 42, a shell-side inlet 43, and a shell-side outlet 44, where the first tube sheet 2 and the second tube sheet 3 are disposed at one side close to the tube-side inlet 41 and the tube-side outlet 42, the tube-side inlet 41 and the shell-side outlet 44 are disposed at the same side, the tube-side outlet 42 and the shell-side inlet 43 are disposed at the other side, the first tube sheet 2 and the second tube sheet 3 are configured to separate a fluid in a tube side from a fluid in a shell side, so as to prevent mixing, thereby corroding or damaging the heat exchanger, the tube-side inlet 41 and the tube-side outlet 42 are separated by a partition plate 62, so that the fluid entering through the tube-side inlet 41 can enter a first heat exchange tube 51 and cannot be directly discharged from the tube-side outlet, the shell-side inlet 43 is used for feeding external fluid into the tube box 1 and can flow in the tube box 1, and the shell-side outlet 44 is used for discharging the fluid in the tube box 1, so that circulation among the fluids in the tube box 1 is realized, and the heat dissipation effect can be improved.
Further, a first heat exchange pipe 51 is arranged in the tube box 1, the first heat exchange pipe 51 is communicated with the tube side inlet 41 through the first tube plate 2 and the second tube plate 3 by the through hole 21, so that the fluid in the tube side inlet 41 can flow in the first heat exchange pipe 51 and exchange heat with the fluid in the tube box 1, the other end of the first heat exchange pipe 51 is communicated with a second water storage tank 63, the fluid in the first heat exchange pipe 51 enters the second water storage tank 63, the second water storage tank 63 is communicated with the first water storage tank 61 by a third heat exchange pipe 53, the fluid in the first water storage tank 61 enters the first water storage tank 61 by the third heat exchange pipe 53, the first water storage tank 61 is communicated with the tube side outlet 42 by the second heat exchange pipe 52, therefore, the fluid in the tube side flows in the direction from the first heat exchange pipe 51 to the second water storage tank 63, and enters the first water storage tank 61 from the second water storage tank 63 by the third heat exchange pipe 53, and then enters the tube side outlet 42 from the first water storage tank 61 through the second heat exchange tube 52, so that the heat exchange time and the heat exchange efficiency of the tube side and the shell side are improved by improving the retention time of fluid in the tube side.
Furthermore, the first water storage tank 61 and the second water storage tank 63 are made of metal materials, so that the water in the first water storage tank 61 and the water in the second water storage tank 63 are subjected to heat exchange with the fluid in the pipe box 1, and the heat exchange efficiency is improved; all be equipped with a plurality of vortex pieces 7 in first storage water tank 61 and the second storage water tank 63, vortex piece 7 includes vortex pivot 71 and vortex spine 72, vortex spine 72 is fixed in vortex pivot 71, vortex pivot 71 rotates with first storage water tank 61 and second storage water tank 63 inner wall and is connected, when water flows in first storage water tank 61 and second storage water tank 63, can rotate vortex piece 7 with driving, plays the effect that improves heat exchange efficiency, vortex spine 72's direction and fluid flow opposite direction.
Further, a first water blocking plate 81, a water blocking column 82 and a second water blocking plate 83 are arranged in the tube box 1, the first water blocking plate 81, the water blocking column 82 and the second water blocking plate 83 are all fixed in the tube box 1, the first water blocking plate 81, the water blocking column 82 and the second water blocking plate 83 are all used for prolonging the retention time of water in the tube box 1, the first water storage tank 61 and the second water storage tank 63 are connected through a partition plate 62, the water in the tube box 1 flows for a longer time through the partition plate 62, and the water in the first water storage tank 61, the second water storage tank 63, the first heat exchange tube 51, the second heat exchange tube 52 and the third heat exchange tube 53 are in longer contact time, so that the heat exchange efficiency is improved; the number of the second water blocking plates 83 is two, and the first heat exchange tube 51 and the third heat exchange tube 53 are respectively fixed, so that the stability of the first heat exchange tube 51 and the third heat exchange tube 53 is improved.
Further, the elastic gaskets 22 are further fixed at the through holes 21 in the first tube plate 2 and the second tube plate 3, the first heat exchange tube 51 and the second heat exchange tube 52 are in expansion joint with the elastic gaskets 22, when the temperature of liquid or gas in the first heat exchange tube 51 and the second heat exchange tube 52 is too high, expansion can occur, and by arranging the elastic gaskets 22, the first heat exchange tube 51 or the second heat exchange tube 52 can be prevented from being extruded with the first tube plate 2 or the second tube plate 3 during expansion, and cracking can be avoided.
Example 2
Referring to fig. 4, the embodiment of the present invention is different from embodiment 1 in that the first heat exchange tube 51 and the third heat exchange tube 53 are communicated through the fourth heat exchange tube 9, so that the fluid in the first heat exchange tube 51 can directly enter the third heat exchange tube 53 through the fourth heat exchange tube 9 and then enter the first water storage tank 61, thereby improving the circulation efficiency of the fluid and further improving the heat exchange efficiency.
The working principle of the invention is as follows: respectively introducing fluid into the inner wall of the tube box 1 from the tube pass inlet 41 and the shell pass inlet 43, wherein the fluid at the tube pass inlet 41 enters the first water storage tank 61 through the first heat exchange tube 51, enters the first water storage tank 61 through the third heat exchange tube 53 under the turbulent flow action of the turbulent flow piece 7, and finally enters the shell pass outlet 44 through the second heat exchange tube 52; the fluid at the shell-side inlet 43 flows out of the shell-side outlet 44 through the first water-blocking plate 81, the water-blocking column 82 and the second water-blocking plate 83, and the purpose of heat exchange is achieved through heat exchange between the liquid in the tube side and the fluid in the shell side.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (7)
1. A double-tube-plate heat exchanger comprises a tube box (1), a first tube plate (2), a second tube plate (3), a tube pass inlet (41), a tube pass outlet (42), a shell pass inlet (43) and a shell pass outlet (44), and is characterized in that a first heat exchange tube (51) is arranged in the tube box (1), the first heat exchange tube (51) penetrates through the first tube plate (2) and the second tube plate (3) through a through hole (21) and is communicated with the tube pass inlet (41), the other end of the first heat exchange tube (51) is communicated with a second water storage tank (63), the second water storage tank (63) is communicated with a first water storage tank (61) through a third heat exchange tube (53), the first water storage tank (61) is communicated with the tube pass outlet (42) through a second heat exchange tube (52), a plurality of turbulence pieces (7) are arranged in the first water storage tank (61) and the second water storage tank (63), the turbulent flow piece (7) comprises a turbulent flow rotating shaft (71) and a turbulent flow sharp spike (72).
2. The double-tube plate heat exchanger according to claim 1, wherein a first water-blocking plate (81), a water-blocking column (82) and a second water-blocking plate (83) are arranged in the tube box (1), the first water-blocking plate (81), the water-blocking column (82) and the second water-blocking plate (83) are fixed inside the tube box (1), and the number of the second water-blocking plates (83) is two.
3. Double tube sheet heat exchanger according to claim 1, wherein the first tube sheet (2) and the second tube sheet (3) are arranged on one side close to a tube-side inlet (41) and a tube-side outlet (42), the tube-side inlet (41) and a shell-side outlet (44) being arranged on the same side, the tube-side outlet (42) and a shell-side inlet (43) being arranged on the other side, the tube-side inlet (41) and the tube-side outlet (42) being separated by a partition (62).
4. The double tube plate heat exchanger according to claim 3, wherein elastic gaskets (22) are further fixed at the through holes (21) in the first tube plate (2) and the second tube plate (3), and the first heat exchange tube (51) and the second heat exchange tube (52) are in expansion joint with the elastic gaskets (22).
5. Double tube sheet heat exchanger according to claim 4, wherein the first (51) and third (53) heat exchange tubes are further in communication via a fourth heat exchange tube (9).
6. Double tube sheet heat exchanger according to claim 1, wherein the first storage tank (61) and the second storage tank (63) are further connected by a partition (62).
7. The double-tube plate heat exchanger as claimed in claim 1, wherein the turbulent flow spikes (72) are fixed on a turbulent flow rotating shaft (71), and the turbulent flow rotating shaft (71) is rotatably connected with the inner walls of the first water storage tank (61) and the second water storage tank (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911425177.5A CN111102859A (en) | 2019-12-17 | 2019-12-17 | Double-tube plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911425177.5A CN111102859A (en) | 2019-12-17 | 2019-12-17 | Double-tube plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111102859A true CN111102859A (en) | 2020-05-05 |
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ID=70427319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911425177.5A Pending CN111102859A (en) | 2019-12-17 | 2019-12-17 | Double-tube plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111102859A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998718A (en) * | 2020-09-10 | 2020-11-27 | 张春丽 | Double-tube plate sealing device of heat exchanger |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100586789B1 (en) * | 2004-12-15 | 2006-06-08 | 김기석 | Wastewater heat recovery facility with fluid direction automatic conversion system |
| CN204438864U (en) * | 2015-02-05 | 2015-07-01 | 李金鹏 | Subtend admission heat-exchanging tube bundle |
| CN207894278U (en) * | 2018-01-31 | 2018-09-21 | 佛山市南海华弘制冷配件有限公司 | High-efficiency tank shell heat exchanger |
| CN208366118U (en) * | 2018-06-05 | 2019-01-11 | 南京企鸿制药设备有限公司 | A kind of double tube plate heat exchanger |
| CN109373788A (en) * | 2018-09-04 | 2019-02-22 | 徐召辉 | A kind of energy-efficient formula dividing wall type heat exchanger |
| CN109724451A (en) * | 2017-10-27 | 2019-05-07 | 新昌县本尚制冷科技有限公司 | A kind of disturbing flow device of heat exchanger tube |
-
2019
- 2019-12-17 CN CN201911425177.5A patent/CN111102859A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100586789B1 (en) * | 2004-12-15 | 2006-06-08 | 김기석 | Wastewater heat recovery facility with fluid direction automatic conversion system |
| CN204438864U (en) * | 2015-02-05 | 2015-07-01 | 李金鹏 | Subtend admission heat-exchanging tube bundle |
| CN109724451A (en) * | 2017-10-27 | 2019-05-07 | 新昌县本尚制冷科技有限公司 | A kind of disturbing flow device of heat exchanger tube |
| CN207894278U (en) * | 2018-01-31 | 2018-09-21 | 佛山市南海华弘制冷配件有限公司 | High-efficiency tank shell heat exchanger |
| CN208366118U (en) * | 2018-06-05 | 2019-01-11 | 南京企鸿制药设备有限公司 | A kind of double tube plate heat exchanger |
| CN109373788A (en) * | 2018-09-04 | 2019-02-22 | 徐召辉 | A kind of energy-efficient formula dividing wall type heat exchanger |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998718A (en) * | 2020-09-10 | 2020-11-27 | 张春丽 | Double-tube plate sealing device of heat exchanger |
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Application publication date: 20200505 |