CN104949551B - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
- Publication number
- CN104949551B CN104949551B CN201410120040.XA CN201410120040A CN104949551B CN 104949551 B CN104949551 B CN 104949551B CN 201410120040 A CN201410120040 A CN 201410120040A CN 104949551 B CN104949551 B CN 104949551B
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- housing
- bobbin carriage
- tube
- coolant
- 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.)
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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
- F28D7/16—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
- F28D7/1607—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 with particular pattern of flow of the heat exchange media, e.g. change of flow direction
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Heat exchanger, mainly by housing, form at the bobbin carriage of housing both sides, the tube sheet between bobbin carriage and housing and the heat exchanger tube that is placed in housing.Saddle is set below housing, for heat exchanger is fixed on ground or other equipment.Housing usually cylinder.By spaced circular slab and cambered plate, forcing functions liquid discharge orifice around the circular slab centre bore from cambered plate that alters course after flowing through flows through, extend the flow process of coolant, so that heat exchanger tube is adequately cooled, coolant is avoided to flow to the other end from shell one end is linear, the phenomenon that the center cooling concentrated for heat exchanger tube is not enough.
Description
Technical field
The present invention relates to a kind of heat exchanger, belong to the optimisation technique of heat exchanger.
Background technology
Heat exchanger is widely used in the industrial circles such as petrochemical industry, electric power, environmental protection.Heat exchanger generally include bobbin carriage,
Tube sheet, housing, multiple deflection plate, multiple heat exchanger tubes etc..The housing inner support that wherein deflection plate removes at heat exchanger is changed
Outside heat pipe, primarily serve and make fluid flow by specific path, improve shell-side fluid flow velocity, increase turbulent extent,
Improve the effect of heat-transfer character.
The deflection plate of existing heat exchanger includes segmental baffle and spiral type deflection plate two kinds.
The flat board that common segmental baffle is flat, the most generally circular is cut into breach arch, along heat exchanger
The axis direction interval of housing and heat exchanger tube is arranged, owing to heat exchanger tube is closely arranged in the middle of housing, and adjacent two bafflings
Plate also can cause shell-side fluid flowing velocity distribution unreasonable, and valid circulation area is less, and flow resistance is big, makes cold
But liquid is mainly along the interstitial flow between heat exchanger tube and housing, makes the heat exchanger tube being positioned at center due to coolant flow not
Causing heat exchange bad enough, owing to coolant flow is sufficient, heat exchange relatively preferably, flows through the heat exchanger tube of close housing
The fluid of various heat exchange pipe is uneven in temperature even after heat exchanger flows out.
Helical baffles is that along housing axis, polylith deflection plate is arranged to approximate helical face, makes the shell-side fluid of heat exchanger
Flow the most continuously.Although making shell-side fluid liquid form more reasonable, increasing valid circulation area, reducing flowing
Resistance, but compared with segmental baffle, helical baffles installation difficulty, processing cost is high, and Product Precision is difficult to protect
Card, is unfavorable for industrial standardization.
It is, thus, sought for a kind of simple in construction, heat exchanger tube cool down the heat exchanger being more uniformly distributed.
Summary of the invention
It is an object of the invention to provide a kind of water consumption few, early investment is the highest, the cleaning equipment that operating cost is the highest.
The technical scheme is that heat exchanger, the bobbin carriage 2 that mainly by housing 1, is positioned at housing 1 both sides, be positioned at bobbin carriage with
Tube sheet 3 between housing and the heat exchanger tube 4 being placed in housing form；The bobbin carriage 2 of housing side is arranged and runs through bobbin carriage
Cooling liquid inlet pipe 21, arranges the coolant outlet 22 running through bobbin carriage 2 on the bobbin carriage of housing opposite side, and coolant is entered from coolant
Mouth pipe flows directly into housing 1, flows through help heat exchanger tube cooling from heat exchanger tube gap, finally flows into coolant outlet from housing and flow out；
The bobbin carriage wall at cooling liquid inlet pipe place is additionally provided with the hot-fluid import 23 connected with bobbin carriage, at the bobbin carriage wall at coolant outlet place
It is provided with the hot outlets 24 being connected with bobbin carriage；Described heat exchanger tube two ends are separately fixed on tube sheet, and the both ends open of heat exchanger tube is respectively
It is positioned at bobbin carriage, in described housing, sets gradually the spaced circle of many groups from cooling liquid inlet pipe one end to cooling liquid outlet pipe end
Shape plate 5 and cambered plate 6；Being provided with a circle discharge orifice along circular slab edge and supply coolant flow, cambered plate center is provided with centre bore for cooling
Liquid stream moves.
Housing two ends adjacent with tube sheet for circular slab.
Described tube sheet, cambered plate and circular slab are parallel to each other.
Centre bore area on one piece of cambered plate is equal to the area sum of all of small-sized discharge orifice on one piece of circular slab.
Dispersion arrangement around described heat exchanger tube centre bore on cambered plate.
Space is all left between any two heat exchanger tubes.
Described coolant is water or oil.
Described Selection of Tubes in Heat Exchangers metal tube, is provided with fin or projection at heat exchanger tube outer wall.
Described cambered plate and circular slab are welded on inner walls.
Beneficial effect
1, by spaced circular slab and cambered plate, forcing functions liquid discharge orifice around circular slab alters course from bow after flowing through
The centre bore of shape plate flows through, and extends the flow process of coolant, so that heat exchanger tube is adequately cooled, it is to avoid coolant
Flow to the other end from shell one end is linear, the phenomenon that the center cooling concentrated for heat exchanger tube is not enough.
Accompanying drawing explanation
Fig. 1 is the surface structure schematic diagram of the present invention；
Fig. 2 is the generalized section of the present invention；
Fig. 3 is the schematic diagram after Fig. 2 removes heat exchanger tube；
Fig. 4 is circular plate structure schematic diagram；
Fig. 5 is cambered plate structural representation.
Detailed description of the invention
As depicted in figs. 1 and 2, heat exchanger, the bobbin carriage 2 mainly by housing 1, being positioned at housing 1 both sides, it is positioned at bobbin carriage and housing
Between tube sheet 3 and the heat exchanger tube 4 that is placed in housing form.Saddle is set below housing, for being fixed by heat exchanger
On ground or other equipment.Housing usually cylinder.
The bobbin carriage 2 of housing side arranges the cooling liquid inlet pipe 21 running through bobbin carriage, the bobbin carriage of housing opposite side is arranged and runs through pipe
The coolant outlet 22 of case 2, coolant flows directly into housing 1 from cooling liquid inlet pipe, flows through help heat exchanger tube from heat exchanger tube gap
Cooling, finally flows into coolant outlet from housing and flows out；The bobbin carriage wall at cooling liquid inlet pipe place is additionally provided with and connects with bobbin carriage
Hot-fluid import 23, is provided with the hot outlets 24 being connected with bobbin carriage on the bobbin carriage wall at coolant outlet place；Described heat exchanger tube two ends
Being separately fixed on tube sheet, the both ends open of heat exchanger tube lays respectively in bobbin carriage, as it is shown on figure 3, from coolant in described housing
Inlet tube one end sets gradually the spaced circular slab 5 of many groups and cambered plate 6 to cooling liquid outlet pipe end；As shown in Figure 4, along circle
Shape edges of boards edge is provided with a circle discharge orifice and supplies coolant flow, as it is shown in figure 5, cambered plate center is provided with centre bore for coolant flow.
The liquid needing cooling enters bobbin carriage from hot-fluid import 23, then flows into the heat exchanger tube 4 being fixed on tube sheet, flows through and is positioned at housing
In heat exchanger tube supervisor after, flow into and be positioned at the bobbin carriage of housing opposite side, then from hot outlets 24 out.Coolant is from cooling liquid inlet pipe
21 flow in housing, and the discharge orifice around circular slab flows to the cambered plate of next stage, then flows to the circle of next stage through cambered plate centre bore
Shape plate, until it reaches the tube sheet of opposite side, flows out bobbin carriage from coolant outlet.During coolant flows in housing, from changing
The gap of heat pipe is flow through, and takes away the heat on heat exchanger tube surface.Arranging owing to circular slab and cambered plate are spaced, forcing functions liquid is from circular slab
The centre bore from cambered plate that alters course after flowing through of discharge orifice around flows through, and extends coolant flow process in housing, so that heat exchanger tube
It is adequately cooled, it is to avoid coolant flows to the other end from shell one end is linear, the center cooling that heat exchanger tube is concentrated
Not enough phenomenon.
Housing two ends adjacent with tube sheet for circular slab, it is possible to extend the flow process of coolant such that it is able to preferably take away heat exchanger tube table
The heat in face.
Described coolant is water or oil.
Described Selection of Tubes in Heat Exchangers metal tube, is provided with fin or projection at heat exchanger tube outer wall, to expand the contact area with coolant,
So that preferably dispelling the heat.Its cross section generally circular in shape or oval, is preferably ellipse, makes heat exchanger tube surface contact with coolant
Area bigger, and the thickness of liquid that the inside needs heat radiation is moderate, and heat is easily absorbed by heat exchanger tube thus taken away by coolant.
Described cambered plate and circular slab are welded on inner walls.
Described tube sheet, cambered plate and circular slab are parallel to each other.
Centre bore area on one piece of cambered plate, equal to the area sum of all of small-sized discharge orifice on one piece of circular slab, contributes to forcing
Coolant flows through various piece in housing with being more uniformly distributed.
Dispersion arrangement around described heat exchanger tube centre bore on cambered plate.
Space is all left, it is simple to coolant flows through the heat taking away heat exchanger tube surface between pipe, helps to change between any two heat exchanger tubes
Liquid cooling in heat pipe.
Above-described embodiment is intended merely to the purposes of the interpretation present invention, and is not limitation of the present invention, this technology
The those of ordinary skill in field, in the essential scope of the present invention, makes a variety of changes or substitutes, and also should belong to this
Bright protection category.
Claims (7)
1. heat exchanger, the bobbin carriage (2) mainly by housing (1), being positioned at housing (1) both sides, the tube sheet (3) between bobbin carriage and housing,
And heat exchanger tube (4) composition being placed in housing；It is characterized in that: the upper setting of the bobbin carriage (2) in housing side runs through the cold of bobbin carriage
But liquid inlet tube (21), arrange the coolant outlet (22) running through bobbin carriage (2) on the bobbin carriage of housing opposite side, and coolant is from cooling
Liquid inlet tube flows directly into housing (1), flows through help heat exchanger tube cooling from heat exchanger tube gap, finally flows into cooling liquid outlet pipe flow from housing
Go out；The bobbin carriage wall at cooling liquid inlet pipe place is additionally provided with the hot-fluid import (23) connected with bobbin carriage, at the pipe at coolant outlet place
Tank wall is provided with the hot outlets (24) being connected with bobbin carriage；Described heat exchanger tube two ends are separately fixed on tube sheet, the both ends open of heat exchanger tube
Lay respectively in bobbin carriage, in described housing, set gradually many groups from cooling liquid inlet pipe one end to cooling liquid outlet pipe end spaced
Circular slab (5) and cambered plate (6)；Being provided with a circle discharge orifice along circular slab edge and supply coolant flow, cambered plate center is provided with centre bore and supplies
Coolant flow；Space is all left between any two heat exchanger tubes；Described coolant is water or oil.
Heat exchanger the most according to claim 1, it is characterised in that: housing two ends adjacent with tube sheet for circular slab.
Heat exchanger the most according to claim 1, it is characterised in that: described tube sheet, cambered plate and circular slab are parallel to each other.
Heat exchanger the most according to claim 1, it is characterised in that: the centre bore area on one piece of cambered plate is equal to institute on one piece of circular slab
The area sum of some discharge orifices.
Heat exchanger the most according to claim 1, it is characterised in that: dispersion arrangement around described heat exchanger tube centre bore on cambered plate.
Heat exchanger the most according to claim 1, it is characterised in that: described Selection of Tubes in Heat Exchangers metal tube, it is provided with wing at heat exchanger tube outer wall
Sheet or projection.
Heat exchanger the most according to claim 1, it is characterised in that: described cambered plate and circular slab are welded on inner walls.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610537531.3A CN106197086A (en) | 2014-03-27 | 2014-03-27 | The circular slab of spaced arrangement and the heat exchanger of cambered plate |
| CN201410120040.XA CN104949551B (en) | 2014-03-27 | 2014-03-27 | Heat exchanger |
| CN201610524003.4A CN106197084A (en) | 2014-03-27 | 2014-03-27 | A kind of heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410120040.XA CN104949551B (en) | 2014-03-27 | 2014-03-27 | Heat exchanger |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610537531.3A Division CN106197086A (en) | 2014-03-27 | 2014-03-27 | The circular slab of spaced arrangement and the heat exchanger of cambered plate |
| CN201610524003.4A Division CN106197084A (en) | 2014-03-27 | 2014-03-27 | A kind of heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104949551A CN104949551A (en) | 2015-09-30 |
| CN104949551B true CN104949551B (en) | 2016-11-23 |
Family
ID=54164411
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410120040.XA Active CN104949551B (en) | 2014-03-27 | 2014-03-27 | Heat exchanger |
| CN201610524003.4A Pending CN106197084A (en) | 2014-03-27 | 2014-03-27 | A kind of heat exchanger |
| CN201610537531.3A Pending CN106197086A (en) | 2014-03-27 | 2014-03-27 | The circular slab of spaced arrangement and the heat exchanger of cambered plate |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610524003.4A Pending CN106197084A (en) | 2014-03-27 | 2014-03-27 | A kind of heat exchanger |
| CN201610537531.3A Pending CN106197086A (en) | 2014-03-27 | 2014-03-27 | The circular slab of spaced arrangement and the heat exchanger of cambered plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN104949551B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949752A (en) * | 2017-04-14 | 2017-07-14 | 南京师范大学 | A kind of shell-and-tube condensing heat exchanger |
| CN107747576A (en) * | 2017-11-23 | 2018-03-02 | 宁波迪奥机械有限公司 | A kind of radiator with radiating structure |
| CN109708494A (en) * | 2019-01-06 | 2019-05-03 | 佛山市顺德区金舵空调冷冻设备有限公司 | A kind of shell and tube exchanger |
| CN112629292A (en) * | 2020-12-17 | 2021-04-09 | 上海铠韧气体工程股份有限公司 | High-efficiency heat exchanger |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1953628B2 (en) * | 1969-10-24 | 1973-05-24 | L & C Steinmuller GmbH, 5270 Gum mersbach | PIPE HEAT EXCHANGER |
| CN2310975Y (en) * | 1997-10-15 | 1999-03-17 | 杨杰辉 | Spiral baffle heat exchanger |
| CN202648506U (en) * | 2012-05-25 | 2013-01-02 | 西安交通大学 | Baffle plate and shell-and-tube heat exchanger comprising same |
| CN203810986U (en) * | 2014-03-27 | 2014-09-03 | 丽水市红点创意产品设计有限责任公司 | Straight-tube exchanger |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR47660E (en) * | 1937-06-16 | |||
| DE2657666A1 (en) * | 1976-12-20 | 1977-12-22 | Richard Vad | Corrosion-resistant heat exchanger has heat-resistant plastic baffles - fixed by joggles to support bars welded to tube plates |
| DE10328163A1 (en) * | 2003-06-24 | 2005-01-13 | Daimlerchrysler Ag | Heat exchanger with a housing |
| CN1303379C (en) * | 2005-06-16 | 2007-03-07 | 西安交通大学 | Circular disk type chemical heat pump reactor |
| CN201032431Y (en) * | 2007-04-17 | 2008-03-05 | 北京化工大学 | Curved arch-shaped baffle plate shell-pipe type heat exchanger |
| CN202101582U (en) * | 2011-01-14 | 2012-01-04 | 建业庆松集团有限公司 | Disk ring type converging-diverging tube heat exchanger |
| CN103471431A (en) * | 2013-09-26 | 2013-12-25 | 上海锅炉厂有限公司 | Fixed tube-sheet heat exchanger with temperature control function |
-
2014
- 2014-03-27 CN CN201410120040.XA patent/CN104949551B/en active Active
- 2014-03-27 CN CN201610524003.4A patent/CN106197084A/en active Pending
- 2014-03-27 CN CN201610537531.3A patent/CN106197086A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1953628B2 (en) * | 1969-10-24 | 1973-05-24 | L & C Steinmuller GmbH, 5270 Gum mersbach | PIPE HEAT EXCHANGER |
| CN2310975Y (en) * | 1997-10-15 | 1999-03-17 | 杨杰辉 | Spiral baffle heat exchanger |
| CN202648506U (en) * | 2012-05-25 | 2013-01-02 | 西安交通大学 | Baffle plate and shell-and-tube heat exchanger comprising same |
| CN203810986U (en) * | 2014-03-27 | 2014-09-03 | 丽水市红点创意产品设计有限责任公司 | Straight-tube exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106197084A (en) | 2016-12-07 |
| CN106197086A (en) | 2016-12-07 |
| CN104949551A (en) | 2015-09-30 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170814 Address after: Economic and Technological Development Zone, Haian County, Jiangsu province 226000 Nantong City West Town Industrial Zone Patentee after: ZJMECH Technology Co., Ltd. Address before: 528463 Kangle Road, Guangdong Torch Development Zone, Zhongshan Avenue, No. 133 Patentee before: ZHONGSHAN YAXI ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. |