CN102679795A - Zigzag tube plate used for finned tube exchanger - Google Patents
Zigzag tube plate used for finned tube exchanger Download PDFInfo
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- CN102679795A CN102679795A CN2012101724232A CN201210172423A CN102679795A CN 102679795 A CN102679795 A CN 102679795A CN 2012101724232 A CN2012101724232 A CN 2012101724232A CN 201210172423 A CN201210172423 A CN 201210172423A CN 102679795 A CN102679795 A CN 102679795A
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Abstract
The invention relates to a zigzag tube plate used for a finned tube exchanger. The whole tube plate is divided into an upper vertical plate, a middle perforated plate and a lower vertical plate, wherein the middle perforated plate is provided with multiple rows of mutually parallel tube holes, the adjacent rows of tube holes are malposed mutually according to the quantity of finned tubes; central lines of tube holes of the adjacent rows are connected to form a zigzag connecting line from upper to lower, and zigzag connecting lines are mutually parallel and uniformly distributed in an interval manner along a length direction; multiple zigzag plates which are divided the middle perforated plate along the zigzag connecting lines and a finned tube assembly are welded into a whole perforated plate; and the upper and lower ends of the whole perforated plate are respectively welded with the upper vertical plate and the lower vertical sheet so as to form the zigzag tube plate. According to the invention, the whole incision workload is less, the length and width of a zigzag plate after cutting is smaller, the capacity of resisting the bending deflection capacity is stronger, the flatness of the tube plate after assembling is easy to guarantee, and the stressing is uniform; and a rib plate is not need to add, the appearance is beautiful and the material application amount and the welding work quantity are reduced, the transformation is not easy in use, and the service life of the heat exchanger is guaranteed.
Description
Technical field
The present invention relates to technical field of heat exchange devices, relate in particular to and be applied to a kind of zigzag tube sheet that is used for finned tube exchanger.
Background technology
At present, in industries such as metallurgy, power, petrochemical industry, air-conditioning, for the enhanced heat exchange effect perhaps reaches the purpose that makes the heat exchanger high-efficiency compact, finned tube exchanger has obtained promotion and application widely.As the tube sheet of one of finned tube exchanger component devices, be used for assembling with the main heat exchange element finned tube of heat exchanger, play the fixed support finned tube.Tube sheet after the assembling and heat exchanger shell can directly adopt and be welded to connect fixingly, play the effect of supporting whole heat exchanger weight simultaneously.The selection of the design of tube sheet, manufacturing, packaging technology is to controlling whole heat exchanger cost, prolonging heat exchanger and have great role service life.Usually tube sheet manufacturing and mainly contain two kinds with the assembling form of finned tube: (1) tube sheet put in order the plate blanking, holes as requested then.Finned tube divides straight length and bend loss to make respectively.During assembling,, weld bend pipe then one by one with finned tube straight length and tube sheet assembling.This kind method welding capacity is big, and because tube bank is arranged closely, and the welding difficulty is high, suppressing after assembling is accomplished of finned tube carried out, in case tube leak is searched and the remedial measure difficult and complicated; (2) the whole plate blanking of tube sheet, boring as requested is then directly from along the centerline hole line tube sheet being cut into some serration plates (Fig. 1) perpendicular to length direction.The finned tube integral manufacturing is suppressed in advance.Weld between gullet plate finned tube and tube sheet assembling back.This method integral cutting workload is big.And because repeatedly cutting is relatively poor with the tubesheet intensity after the finned tube assembling, general also need through around weld gusset its intensity of method increase, increased material usage and welding capacity.Gullet plate after the cutting re-assemblies back plate face glacing flatness and can't guarantee, the heat exchanger back tube sheet that comes into operation is prone to produce flexural deformation, influences heat exchanger result of use and life-span.
At present, first kind of form is only less in tube bank, arranges sparsely, adopts under the situation that welding capacity is less, the manufacturing cycle is grown.The range of application of second kind of form is wider, but as stated, a lot of places have much room for improvement.
Summary of the invention
The technical problem that the present invention will solve is: a kind of zigzag tube sheet that is used for finned tube exchanger is provided, under the prerequisite that guarantees the finned tube integral manufacturing, suppresses in advance, tube sheet integral cutting workload is reduced to some extent; And the tubesheet intensity after can guaranteeing to assemble, do not need outer stiffened panel, not only elegant in appearance but also reduced material use amount and welding job amount; At last, can also make the gullet plate after the cutting have less length-width ratio, make gullet plate have stronger counter-bending deformability, guarantee the tube sheet flatness after the assembling, tube sheet is stressed evenly, and not yielding in the use, heat exchanger can meet design requirement service life.
For solving the problems of the technologies described above, the scheme that the present invention adopts is:
Support by two tube sheets before and after a kind of zigzag tube sheet that is used for finned tube exchanger, finned tube; It is characterized in that: described tube sheet adopts following step to be prepared from:
The first step vertically is divided into upper straight-plate, middle porous plate, lower straight-plate three parts with tube sheet integral body;
In second step,, be provided with according to the radical of finned tube on middle porous plate part that multirow is parallel to each other and the pore of adjacent lines mutual dislocation along the horizontal length direction; From top to bottom the pore center line between adjacent lines is connected to form the zigzag line, and each sawtooth pattern line is parallel to each other and uniformly at intervals along its length; Along each zigzag line from middle porous plate being cut into a plurality of serration plates perpendicular to length direction;
The 3rd step, with the assembling of a plurality of serration plates and finned tube and weld, treat with the finned tube assembled after whole middle porous plate and upper and lower straight plate played the two-sided continuous seal weld of groove be connected into integral body.
By technique scheme, during first step blanking, blanking or the whole plate blanking of tube sheet are cut into upper straight-plate, middle porous plate, lower straight-plate three parts then respectively with upper straight-plate, middle porous plate, lower straight-plate three parts.
By technique scheme; When serration plate and finned tube are assembled in the 3rd step; At first according to the porous plate cutting sequence will be wherein a serration plate fix; An end of finned tube is put into the serration plate indentation, there then, afterwards adjacent serration plate is docked with before a serration plate and spot welding is fixed, and places finned tube and serration plate in order and assembles until accomplishing all finned tubes; Make each end of finned tube all have one whole middle porous plate at last.
By technique scheme, the finned tube that includes straight length and bend loss that said finned tube is integral manufacturing, suppress in advance.
By technique scheme, in the 3rd step, two ends about whole the porous plate of each end connection of finned tube are sealed welding with upper straight-plate, lower straight-plate respectively continuously constitute the zigzag tube sheet.
Tube sheet of the present invention belongs to the part of finned tube exchanger; Assemble with the main heat exchange element finned tube of heat exchanger; Be used for fixing the support finned tube, tube sheet after the assembling and heat exchanger shell employing are welded to connect fixing, play the effect of supporting whole heat exchanger weight simultaneously.Comprise three parts on this sawtooth shape pipe plate structure: upper straight-plate, middle porous plate, lower straight-plate.During blanking can with three parts respectively blanking also can put in order the plate blanking and be cut into three parts then; Middle porous plate boring back is cut into some serration plates perpendicular to length direction along centerline hole certainly; Treat with the finned tube assembled after, porous plate and last lower straight-plate are played the two-sided continuous seal weld of groove are connected into integral body.Gullet plate after the cutting has less length-width ratio, place or carrying during gullet plate not yielding, and zigzag tube sheet fixing simple and convenient during with the finned tube assembling, the deformation ratio of assembling zigzag tube sheet in the process is easier to control.Because the existence of upper and lower straight plate section, the tube sheet after the assembling all has certain intensity in length and width, does not need other stiffened panel to fix improving its intensity, and is not only elegant in appearance but also reduced material use amount and welding job amount.Adopt the gullet plate of this method cutting simultaneously because non-deformability is stronger, and the tube sheet plate face glacing flatness after the assembling is better, the tube sheet each several part is stressed evenly in the heat exchanger use, and is not yielding, the service life that can strengthen heat exchanger.
Beneficial effect of the present invention:
Existing tube sheet cutting scheme is generally the whole plate blanking of tube sheet, then directly from along centerline hole tube sheet being cut into some serration plates perpendicular to length direction.The integral cutting workload is big; And because repeatedly cutting, the gullet plate length-width ratio after the cutting is bigger, and is relatively poor with the tubesheet intensity after the finned tube assembling, generally through around weld gusset its intensity of method increase; Gullet plate after the cutting re-assemblies back plate face glacing flatness and can't guarantee, the heat exchanger back tube sheet that comes into operation is prone to produce flexural deformation, influences heat exchanger result of use and life-span.
The present invention implements the back:
(1) tube sheet blanking has respectively reduced the cutting workload, helps making full use of existing irregular or small-size materials simultaneously, practices thrift cost.
(2) tubesheet intensity after the assembling can guarantee, does not need outer stiffened panel, and is not only elegant in appearance but also reduced material use amount and welding job amount.
(3) gullet plate after the cutting has less length-width ratio, and gullet plate has stronger counter-bending deformability, and the tube sheet flatness after the assembling is easy to guarantee that tube sheet is stressed evenly, and not yielding in the use, heat exchanger can meet design requirement service life.
(4) shorten the product manufacturing cycle, reduced manufacture difficulty.
Description of drawings:
Fig. 1 is tube sheet cutting sketch map (line of cut runs through) of the prior art from top to bottom;
Fig. 2 is the structure and the cutting sketch map of the embodiment of the invention;
Fig. 3 is the structural representation of the present invention and finned tube assembling;
Fig. 4 is that the A of Fig. 3 is to view;
Among the figure: porous plate in the middle of the 1-upper straight-plate, 2-, 3-lower straight-plate, 4-finned tube, 5-serration plate.
The specific embodiment
In order to understand the present invention better, do to further describe below in conjunction with accompanying drawing and embodiment.
The sawtooth shape pipe plate structure sketch map that be used for finned tube exchanger of Fig. 2 for implementing according to the present invention.Be divided into three parts on the whole sawtooth shape pipe plate structure: upper straight-plate 1, middle porous plate 2, lower straight-plate 3.Can the blanking respectively of three parts also can be put in order the plate blanking and be cut into three parts then during blanking, general recommendation adopts blanking respectively to reduce the cutting workload; Mode (Fig. 1) than original whole plate blanking, cutting has reduced the cutting workload, helps making full use of existing irregular or small-size materials simultaneously, optimizes cost.
Afterwards middle porous plate 2 boring backs are cut into some serration plates 5 along the centerline hole line with middle porous plate 2 perpendicular to length direction certainly; Serration plate 5 after the cutting has less length-width ratio; Gullet plate is not yielding during placing or carrying; And fixing simple and convenient during the assembling of serration plate and finned tube, the deformation ratio of serration plate is easier to control in the assembling process.
When a plurality of serration plates 5 are assembled with finned tube 4; At first wherein serration plate 5 is fixing according to the porous plate cutting sequence; Then integral manufacturing, the finned tube 4 suppressed are in advance put into the gullet plate indentation, there; Afterwards adjacent serration plate 5 is docked also spot welding with last serration plate 5 and fix, place finned tube 4 in order and assemble until accomplishing all finned tubes with serration plate 5.Treat with the finned tube assembled after, porous plate and last lower straight-plate are played the two-sided continuous seal weld of groove are connected into integral body.So far accomplish the assembling process of tube sheet and finned tube.
Because the existence of upper and lower straight plate section, the tube sheet after the assembling all has certain intensity in length and width, does not need other stiffened panel to fix improving its intensity, and is not only elegant in appearance but also reduced material use amount and welding job amount.Adopt the gullet plate of this method cutting simultaneously because non-deformability is stronger, and the tube sheet plate face glacing flatness after the assembling is better, the tube sheet each several part is stressed evenly in the heat exchanger use, and is not yielding, the service life that can strengthen heat exchanger.
Embodiment when Fig. 3 has provided and used with finned tube is supporting, Fig. 4 are that the A of Fig. 3 is to view.As can beappreciated from fig. 4, it is closeer and interlaced that finned tube is arranged, if adopt the whole blanking boring of tube sheet, finned tube divide straight tube and bend pipe make respectively, with the method for welding bend pipe behind the straight tube threading; Not only welding job amount is big; And do not weld the space, the welding difficulty is big, and welding quality can't guarantee; If the later stage is suppressed and pinpoints the problems, remedial measure will be very complicated.And adopt structure of the present invention and method, and can guarantee at the finned tube integral manufacturing, under the prerequisite of suppressing in advance, practice thrift cost, when reducing worker, the tube sheet high strength after guaranteeing simultaneously to assemble, the designing requirement in high service life.
Above disclosedly be merely preferred embodiment of the present invention, can not limit the present invention's interest field certainly with this, the equivalence of therefore doing according to claim of the present invention changes, and still belongs to protection scope of the present invention.
Claims (5)
1. a zigzag tube sheet that is used for finned tube exchanger is supported by two tube sheets before and after the finned tube; It is characterized in that: described tube sheet adopts following step to be prepared from: the first step vertically is divided into upper straight-plate, middle porous plate, lower straight-plate three parts with tube sheet integral body; In second step,, be provided with according to the radical of finned tube on middle porous plate part that multirow is parallel to each other and the pore of adjacent lines mutual dislocation along the horizontal length direction; From top to bottom the pore center line between adjacent lines is connected to form the zigzag line, and each sawtooth pattern line is parallel to each other and uniformly at intervals along its length; Along each zigzag line from middle porous plate being cut into a plurality of serration plates perpendicular to length direction; The 3rd step, with the assembling of a plurality of serration plates and finned tube and weld, treat with the finned tube assembled after whole middle porous plate and upper and lower straight plate played the two-sided continuous seal weld of groove be connected into integral body.
2. the zigzag tube sheet that is used for finned tube exchanger according to claim 1; It is characterized in that: during first step blanking, with upper straight-plate, middle porous plate, lower straight-plate three parts respectively the whole plate blanking of blanking or tube sheet be cut into upper straight-plate, middle porous plate, lower straight-plate three parts then.
3. the zigzag tube sheet that is used for finned tube exchanger according to claim 2; It is characterized in that: when serration plate and finned tube are assembled in the 3rd step; At first according to the porous plate cutting sequence will be wherein a serration plate fix; Then with integral manufacturing, the finned tube suppressed in advance an end put into the serration plate indentation, there; Afterwards adjacent serration plate is docked with before a serration plate and spot welding is fixed, place finned tube and serration plate in order and assemble until accomplishing all finned tubes; Make each end of finned tube all have one whole middle porous plate at last.
4. according to the described zigzag tube sheet that is used for finned tube exchanger of one of claim 1-3, it is characterized in that: the finned tube that includes straight length and bend loss that said finned tube is integral manufacturing, suppress in advance.
5. the zigzag tube sheet that is used for finned tube exchanger according to claim 4 is characterized in that: in the 3rd step, whole the porous plate that each end of finned tube is connected seals welding formation zigzag tube sheet with upper straight-plate, lower straight-plate respectively in two ends up and down continuously.
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CN2012101724232A CN102679795A (en) | 2012-05-30 | 2012-05-30 | Zigzag tube plate used for finned tube exchanger |
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CN2012101724232A CN102679795A (en) | 2012-05-30 | 2012-05-30 | Zigzag tube plate used for finned tube exchanger |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015024518A1 (en) * | 2013-08-22 | 2015-02-26 | 上海工电能源科技有限公司 | Cylindrical gradient heat accumulator and manufacturing method thereof |
CN104422325A (en) * | 2013-08-22 | 2015-03-18 | 上海工电能源科技有限公司 | Straight pipe and circular barrel type heat accumulator and manufacturing method thereof |
CN104457361A (en) * | 2013-09-16 | 2015-03-25 | 上海工电能源科技有限公司 | U tube gradient heat storage device and method for manufacturing the same |
CN104990311A (en) * | 2015-06-27 | 2015-10-21 | 姚旺东 | Multi-loop evaporator capable of achieving two-way air inflow |
CN111230431A (en) * | 2020-01-13 | 2020-06-05 | 浙江五叶环保科技有限公司 | Efficient production process of coil pipe |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58208594A (en) * | 1982-05-28 | 1983-12-05 | Showa Alum Corp | Radiator and manufacture thereof |
CN1185205A (en) * | 1995-05-02 | 1998-06-17 | 戴维·B·皮尔斯 | Tube finning machine, method and products thereof |
CN2585157Y (en) * | 2002-10-23 | 2003-11-05 | 张东方 | Finned tube heat exchanger |
JP2004268115A (en) * | 2003-03-11 | 2004-09-30 | Toyo Eng Works Ltd | Method of manufacturing heat transfer coil for heat exchanger |
CN1827293A (en) * | 2005-03-01 | 2006-09-06 | 精工爱普生株式会社 | Cooling unit manufacturing method, cooling unit, optical device and projector |
JP4130636B2 (en) * | 2004-01-30 | 2008-08-06 | 三菱電機株式会社 | Refrigerator built-in showcase |
JP2010276206A (en) * | 2009-05-26 | 2010-12-09 | Panasonic Corp | Heat exchanger and article storage device |
-
2012
- 2012-05-30 CN CN2012101724232A patent/CN102679795A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58208594A (en) * | 1982-05-28 | 1983-12-05 | Showa Alum Corp | Radiator and manufacture thereof |
CN1185205A (en) * | 1995-05-02 | 1998-06-17 | 戴维·B·皮尔斯 | Tube finning machine, method and products thereof |
CN2585157Y (en) * | 2002-10-23 | 2003-11-05 | 张东方 | Finned tube heat exchanger |
JP2004268115A (en) * | 2003-03-11 | 2004-09-30 | Toyo Eng Works Ltd | Method of manufacturing heat transfer coil for heat exchanger |
JP4130636B2 (en) * | 2004-01-30 | 2008-08-06 | 三菱電機株式会社 | Refrigerator built-in showcase |
CN1827293A (en) * | 2005-03-01 | 2006-09-06 | 精工爱普生株式会社 | Cooling unit manufacturing method, cooling unit, optical device and projector |
JP2010276206A (en) * | 2009-05-26 | 2010-12-09 | Panasonic Corp | Heat exchanger and article storage device |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015024518A1 (en) * | 2013-08-22 | 2015-02-26 | 上海工电能源科技有限公司 | Cylindrical gradient heat accumulator and manufacturing method thereof |
CN104422325A (en) * | 2013-08-22 | 2015-03-18 | 上海工电能源科技有限公司 | Straight pipe and circular barrel type heat accumulator and manufacturing method thereof |
CN104457361A (en) * | 2013-09-16 | 2015-03-25 | 上海工电能源科技有限公司 | U tube gradient heat storage device and method for manufacturing the same |
CN104990311A (en) * | 2015-06-27 | 2015-10-21 | 姚旺东 | Multi-loop evaporator capable of achieving two-way air inflow |
CN111230431A (en) * | 2020-01-13 | 2020-06-05 | 浙江五叶环保科技有限公司 | Efficient production process of coil pipe |
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Application publication date: 20120919 |