CN101245972A - Plate type heat interchanger - Google Patents
Plate type heat interchanger Download PDFInfo
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- CN101245972A CN101245972A CNA2008100197546A CN200810019754A CN101245972A CN 101245972 A CN101245972 A CN 101245972A CN A2008100197546 A CNA2008100197546 A CN A2008100197546A CN 200810019754 A CN200810019754 A CN 200810019754A CN 101245972 A CN101245972 A CN 101245972A
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- heat exchange
- heat exchanger
- heat
- pipe
- exchanger tube
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Abstract
The invention discloses a sheet piercing typed heat exchanger, comprising a two-way cover, a left flange, a shell, a clapboard, a right flange, a bottom cover and a pipe bundle. The pipe bundle consists of equal-length heat exchange pipes which are staggered up and down by the distance of a half-hole with the quantity of 5-20 in each row and 4-16 in each line. The external wall of the heat exchange pipe is axially and uniformly sheathed by heat conduction sheets intermittently; the sliced lotus root shaped heat conduction sheet is connected with the heat exchange pipe by an expansion type. The thickness of the heat conduction sheet in the invention ranges from 0.12-0.20mm, and the plate surface thereof is in wave shape; the distance between adjacent heat conduction sheets is 2.0-3.5mm. The wave-shaped heat conduction sheet obviously increases the heat exchange area of the heat exchange pipe and improves the heat exchange efficiency. Under the condition of the same specification and the same working condition, the heat exchange pipe of the invention has the quantity less than that of the prior art by more than three fifths, saves nonferrous metals, reduces manufacture cost, and reduces the consumption of the pipe layer mediums compared with that of the prior art.
Description
Technical field
The present invention relates to a kind of heat exchanger, particularly a kind of heat exchanger of wearing the sheet finned tube structure in bundle pipes outer wall upper sleeve through multi-layered thermally conductive sheet formation.
Background technology
Industries such as petrochemical industry, metallurgy, building materials will be made necessary heat exchange process to the shell medium according to technological requirement in gas separation, gas liquefaction production procedure, promptly make condensation process or evaporation process with heat exchanger to the shell medium.Heat exchanger commonly used in the engineering has multiple version, mainly contains shell and tube and board-like two big class formations, and this type of heat exchanger utilizes the heat exchanger tube internal-external temperature difference, realizes the heat exchange of gas and gas, gas and oil, water and gas or water and oil by the heat conduction of tube wall.But prior art products increases the flow of pipe layer medium by the solid matter heat exchanger tube, to increase heat exchange efficiency, causes complex structure, volume big thus, consumes that the non-ferrous metal amount is big, cost of manufacture is high.Implement under the energy-saving and emission-reduction policy in country, the deficiency of prior art products is more apparent outstanding, a kind of low cost of manufacture of the market demand, and use cost is low, the heat exchanger that heat exchange efficiency is high.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art products, provide a kind of simple in structure, heat exchange area is big, heat exchange efficiency is high, and the low plate type heat interchanger of use cost.
The present invention is achieved through the following technical solutions technical goal.
Plate type heat interchanger, it comprises bilateral lid, left flange, housing, dividing plate, right flange, bottom and bundle pipes.Its improvements are: the axially even 2.0～3.5mm at interval of the heat exchanger tube outer wall in the described bundle pipes wears the conducting strip of 0.12～0.20mm thin-slab structure.Described conducting strip axially is the lotus root sheet, and the plate face is bent into wavy, and the plate face is provided with the hole of matching with heat exchanger tube in the bundle pipes, and conducting strip and heat exchanger tube link into an integrated entity by swelling.
Conducting strip in the said structure is the thin plate that non-ferrous metal is rolled into, and its thickness is at 0.12～0.20mm, and the conducting strip surface is bent into the wavy rigidity that had both increased thin-plate element, effectively increases heat exchange area again, helps improving heat exchanger effectiveness.Conducting strip is the lotus root sheet, and regularly arranged axial hole cooperates with heat exchanger tube outer wall in the bundle pipes and realizes being connected by swelling on the plate face.The hole that conducting strip plate face the is worn heat exchanger tube arrangement of embarking on journey, up hole and the descending hole pitch-row that staggers mutually half, neighbouring three holes are isosceles triangle.A pitch of fins 2.0～3.5mm between the conducting strip.
The present invention compared with prior art has following good effect:
1, the conducting strip of axially evenly distributed and swelling on the heat exchanger tube outer wall significantly increases the heat exchange area of heat exchanger tube, has improved heat exchange efficiency.Under same size, identical working condition, heat exchanger tube quantity is lacked more than 3/5 than prior art, has both saved non-ferrous metal tubing, has reduced manufacturing cost again, and pipe layer medium consumption also falls on a year-on-year basis.
2, a pitch of fins is between 2.0～3.5mm between the conducting strip of swelling on the heat exchanger tube outer wall, and the pitch of fins in this size range has been improved the shell medium trafficability performance of viscosity≤N460.
3, the hole dislocation of up-downgoing is opened pitch-row half, and neighbouring three holes are isosceles triangle, effectively eliminate the heat exchange blind area, further improve heat exchange efficiency.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A profile of Fig. 1, diagram dividing plate axial shape.
Fig. 3 is a B-B profile among Fig. 1, the axial hole ranks distribution schematic diagram of diagram conducting strip.
The specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
Be the embodiment of plate type heat interchanger of the present invention shown in the accompanying drawing, it comprises bilateral lid 1, left flange 2, housing 3, dividing plate 4, right flange 5, bottom 6 and bundle pipes 7.Housing 3 shown in the accompanying drawing 1 is cylindrical shapes, and housing 3 two ends are respectively equipped with the be tightly connected left flange 2 of bilateral lid 1 and the right flange 5 of the bottom 6 that is tightly connected.Housing 3 left end outer walls are provided with radial inlet pipe 3.1, and the right-hand member outer wall is provided with radially outlet 3.2.The axially even fixedly connected dividing plate 4 that staggers mutually at interval, up and down of housing 3 inwalls.Present embodiment heat exchange area 6m
2, housing 3 inwalls are provided with 7 dividing plates 4, and fixedly connected 4 dividing plates 4 of interior upper wall, fixedly connected 3 dividing plates 4 of lower inner wall, dividing plate 4 cooperate 6 little cavitys that are interconnected of formation with bundle pipes 7.Described bundle pipes 7 is by being parallel to each other and the regular isometric heat exchanger tube 7.1 that is spaced is formed, and heat exchanger tube 7.1 is a copper pipe.The axially even 2.0～3.5mm at interval of heat exchanger tube 7.1 outer walls of the present invention in bundle pipes 7 string cover conducting strip 7.2, aluminium matter conducting strip 7.2 thickness 0.12～0.20mm, conducting strip 7.2 every row are provided with 4～16 holes, and every row is provided with 5～20 holes and heat exchanger tube 7.1 and is connected by swelling.Conducting strip 7.2 thickness 0.14mm in the present embodiment, between a pitch of fins be 3mm.Conducting strip 7.2 plate faces are made waveform, and the plate face is provided with the hole that cooperates with heat exchanger tube 7.1 and becomes column-row arrangement, the position, hole of the up-downgoing pitch-row that staggers mutually half, and neighbouring three holes are isosceles triangle.Isosceles triangle is arranged, and effectively eliminates the heat exchange blind area, has improved heat exchange efficiency.Leave the working media circulation that big pitch of fins helps viscosity≤N460 between the conducting strip 7.2.Bundle pipes 7 left ends cooperate with bilateral lid 1, and the heat exchanger tube 7.1 that is in bundle pipes 7 first halves communicates with the outlet 1.1 of bilateral lid 1, and the pipeline 7.1 of left end Lower Half communicates with the import 1.2 of bilateral lid 1.Bundle pipes 7 right-hand members and bottom 6 connect and compose the loop of heat exchanger tube 7.1.
When the present invention used, pipe layer medium was input to the left end Lower Half heat exchanger tube 7.1 from the import 1.2 of bilateral lid 1, went back in the heat exchanger tube 7.1 that is in the first half through bottom 6, exported from the outlet 1.1 of bilateral lid 1 again.The shell medium is input to housing 3 inner chambers from radial inlet pipe 3.1, the shell medium is at first done heat exchange with bundle pipes 7 herein in housing 3 the most left cavitys, enter in second cavity with bundle pipes 7 herein and do heat exchange from being in the most left dividing plate 4 lower ends then, the shell medium order enters in road, the back cavity and remakes degree of depth heat exchange.Because heat exchanger tube 7.1 is arranged in the present invention's ranks dislocation in bundle pipes 7 and a big pitch of fins is spaced conducting strip 7.2, has effectively increased heat exchange area, has improved heat exchanger effectiveness, and the flowing of shell medium of satisfying viscosity≤N460.In order to illustrate that the present invention is different with the effect of prior art, under equal working condition, oppose than test experimental condition with the heat exchanger of same specification: shell dielectric viscosity N320, its result of the test of flow 63L/min such as following table:
| The type of skill | Film-cooled heat m 2 | Working media inlet temperature ℃ | Working media outlet temperature ℃ | Heat transferring medium inlet temperature ℃ | Heat transferring medium outlet temperature ℃ | The coefficient of heat transfer Kcal/m that calculates 2.h.℃ | Conclusion |
| |
6 | 57.3 | 45.6 | 22.7 | 24 | 300～350 | The coefficient of heat transfer is low |
| The |
6 | 59.2 | 43.4 | 22.7 | 24.6 | 350～400 | Coefficient of heat transfer height |
Claims (2)
1, a kind of plate type heat interchanger, it comprises bilateral lid (1), left flange (2), housing (3), dividing plate (4), right flange (5), bottom (6) and bundle pipes (7); It is characterized in that: the axially even 2.0～3.5mm at interval of heat exchanger tube (7.1) outer wall in the described bundle pipes (7), the conducting strip (7.2) of string cover 0.12～0.20mm thin-slab structure; Described conducting strip (7.2) axially is the lotus root sheet, and the plate face is bent into wavy, and the plate face is provided with the hole of matching with heat exchanger tube (7.1) outer wall in the bundle pipes (7), and conducting strip (7.2) links into an integrated entity by swelling with heat exchanger tube (7.1).
2, by the described plate type heat interchanger of claim 1, it is characterized in that: the regularly arranged axial hole of described conducting strip (7.2) plate face matches with heat exchanger tube (7.1) in the bundle pipes (7), every row is provided with 5～20 holes, every row are provided with 4～16 holes, the position, hole of the up-downgoing pitch-row that staggers mutually half.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100197546A CN101245972A (en) | 2008-03-14 | 2008-03-14 | Plate type heat interchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100197546A CN101245972A (en) | 2008-03-14 | 2008-03-14 | Plate type heat interchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101245972A true CN101245972A (en) | 2008-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100197546A Pending CN101245972A (en) | 2008-03-14 | 2008-03-14 | Plate type heat interchanger |
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| CN (1) | CN101245972A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102667338A (en) * | 2009-11-17 | 2012-09-12 | 巴尔克有限公司 | Heat exchanger for generating steam for solar power plants |
| CN102937389A (en) * | 2012-12-12 | 2013-02-20 | 王益 | Efficient tubular heat exchanger |
| CN103994674A (en) * | 2014-06-04 | 2014-08-20 | 无锡杰尔压缩机有限公司 | Unequal-interval pipe and fin type heat exchanger |
| CN104842162A (en) * | 2015-06-01 | 2015-08-19 | 江苏通盛换热器有限公司 | Heat exchanger sheet penetrating backup plate and using method and application thereof |
| 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 |
| CN110242576A (en) * | 2019-06-13 | 2019-09-17 | 科希曼电器有限公司 | The cooling body of the cooling water-carriage system of screw machine |
| CN113310250A (en) * | 2021-05-31 | 2021-08-27 | 威玛自动化设备常熟有限公司 | Tubular heat exchanger for food production |
-
2008
- 2008-03-14 CN CNA2008100197546A patent/CN101245972A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102667338A (en) * | 2009-11-17 | 2012-09-12 | 巴尔克有限公司 | Heat exchanger for generating steam for solar power plants |
| CN102937389A (en) * | 2012-12-12 | 2013-02-20 | 王益 | Efficient tubular heat exchanger |
| CN103994674A (en) * | 2014-06-04 | 2014-08-20 | 无锡杰尔压缩机有限公司 | Unequal-interval pipe and fin type heat exchanger |
| CN104842162A (en) * | 2015-06-01 | 2015-08-19 | 江苏通盛换热器有限公司 | Heat exchanger sheet penetrating backup plate and using method and application thereof |
| CN104842162B (en) * | 2015-06-01 | 2017-05-17 | 江苏通盛换热器有限公司 | Heat exchanger sheet penetrating backup plate and using method and application thereof |
| 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 |
| CN110242576A (en) * | 2019-06-13 | 2019-09-17 | 科希曼电器有限公司 | The cooling body of the cooling water-carriage system of screw machine |
| CN113310250A (en) * | 2021-05-31 | 2021-08-27 | 威玛自动化设备常熟有限公司 | Tubular heat exchanger for food production |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Open date: 20080820 |