CN109084609A - Wound tube heat exchanger around pipe fixation structure - Google Patents
Wound tube heat exchanger around pipe fixation structure Download PDFInfo
- Publication number
- CN109084609A CN109084609A CN201811072797.0A CN201811072797A CN109084609A CN 109084609 A CN109084609 A CN 109084609A CN 201811072797 A CN201811072797 A CN 201811072797A CN 109084609 A CN109084609 A CN 109084609A
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- Prior art keywords
- filler strip
- pipe
- slot
- around
- around pipe
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Classifications
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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
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
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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 present invention relates to a kind of wound tube heat exchangers around pipe fixation structure, including special-shaped filler strip, around pipe, it is described in the slot of special-shaped filler strip that pipe is placed in adjacent two layers, being contacted around tube top portion with the bottom of upper layer abnormal shape filler strip in lower layer's abnormal shape filler strip slot, the top of lower layer's abnormal shape filler strip and the bottom of upper layer abnormal shape filler strip are welded to connect, and are made the slot of lower layer's abnormal shape filler strip and are closed around pipe by the bottom of upper layer abnormal shape filler strip.The routine of existing wound tube heat exchanger is rejected in pipe fixation structure around pipe collar employed in pipe fixation structure of the present invention；A large amount of pipe collars are saved around heat exchange of heat pipe, reduces the workload that pipe collar is placed and welded, shortens the production cycle of wound tube heat exchanger.
Description
Technical field
The present invention relates to a kind of wound tube heat exchanger more particularly to a kind of wound tube heat exchangers around pipe fixation structure.
Background technique
Wound tube heat exchanger is also known as wrap-round tubular heat exchanger, and heat exchanger tube surrounds central tube helically coil-like winding, can
With multi-lay winding, each layer can more root canal windings in parallel；The intracorporal heat exchanger tube length of shell can be very long, the number of heat exchanger tube
Amount can be very much, thus are suitable for the heat exchange occasion that the fluid inlet and outlet temperature difference is big, flow is big.Fig. 1,2 show it is a kind of conventional
The structure chart of wound tube heat exchanger is helically wound around pipe 10 in the outside of central tube 12, is generally wanted multi-lay winding, is constituted
Tube bank, separated with several filler strips 9, will be fixed on filler strip 9 around pipe 10 with several pipe collars 11 between layers, filler strip 9 with
The contact site of pipe collar 11 is welded to connect, and the filler strip 9 and central tube 12 of innermost layer weld, and tube bank outer layer is wrapped up with collet 7, folder
There are certain intervals between set 7 and shell 8.Filler strip 9 divides for flat strip and special-shaped filler strip 15, and flat strip is that cross section is rectangle
Strip is straight filler strip, the conventional shape of special-shaped filler strip is as shown in figure 3, figure 4 and figure 5.Flat strip for guarantee around tube layer and layer it
Between gap, special-shaped filler strip is other than the effect of flat strip, moreover it is possible to guarantee gap of the same layer between pipe, general abnormal shape filler strip accounts for
1/3, flat strip accounts for 2/3.Fig. 2 can see the basic structure fixed with pipe collar and filler strip around pipe；Fig. 6 gives pipe collar figure；Fig. 7
It gives and fixes detailed construction around pipe with pipe collar and special-shaped filler strip, in the slot 16 that pipe is placed in special-shaped filler strip, pipe collar 11 is wrapped
It wraps around pipe 10, the bottom of the foot of pipe collar 11 and special-shaped filler strip is welded, the top of pipe collar 11 and upper one layer of special-shaped filler strip
Bottom welding；Fig. 8 gives one layer of structure being welded and fixed around the special-shaped filler strip of pipe and lower layer around the pipe collar of pipe.With pipe collar with
The fixed structure around pipe of flat strip is identical.
It needing around the winding process of pipe using a large amount of pipe collar, the placement and welding of pipe collar produce a large amount of workload,
If pipe collar can be given up, use more convenient structure instead to fix around pipe, workload can be saved, shortens the production around heat exchange of heat pipe
Period.
Summary of the invention
The object of the present invention is to provide a kind of wound tube heat exchangers around pipe fixation structure, can give up routine and fix around pipe
Pipe collar used by structure.
To achieve the above object, the technical scheme is that a kind of wound tube heat exchanger around pipe fixation structure, including
Special-shaped filler strip, around pipe, it is described in the slot of special-shaped filler strip that pipe is placed in adjacent two layers, in lower layer's abnormal shape filler strip slot around tube top portion
It is contacted with the bottom of upper layer abnormal shape filler strip, the top of lower layer's abnormal shape filler strip and the bottom of upper layer abnormal shape filler strip are welded to connect, under making
It the slot of the special-shaped filler strip of layer and is closed around pipe by the bottom of upper layer abnormal shape filler strip.
Further, the height dimension of the slot of the special-shaped filler strip is equal to the outer surface diameter around pipe, the width dimensions etc. of slot
In the outer surface diameter around pipe, the lower half shape of slot is a semicircle, and radius is equal to the appearance radius surface around pipe；Slot it is upper
Half portion shape is a rectangle, and long side is the width of slot, and short side dimension is equal to the appearance radius surface around pipe；It is placed in around pipe
It in slot, is bonded around the lower half of pipe with the bottom of slot, the top around pipe is concordant with the special-shaped top of filler strip.
The beneficial effects of the present invention are:
The routine of existing wound tube heat exchanger is around pipe collar employed in pipe fixation structure, of the present invention around Guan Gu
Determine to be rejected in structure；Save a large amount of pipe collars around heat exchange of heat pipe, reduce pipe collar place and welding workload, shorten around
The production cycle of pipe heat exchanger.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of conventional wound tube heat exchanger；
Fig. 2 is the partial enlarged view in Fig. 1；
Fig. 3 is the main view of conventional special-shaped filler strip；
Fig. 4 is the cross-sectional view of the position A-A in Fig. 3；
Fig. 5 is the perspective view of conventional special-shaped filler strip；
Fig. 6 is pipe collar perspective view；
Fig. 7 is the perspective view fixed with pipe collar on conventional special-shaped filler strip around pipe；
Fig. 8 is adjacent two layers abnormity filler strip connection schematic diagram；
Fig. 9 is the main view of special-shaped filler strip according to the present invention；
Figure 10 is the perspective view of special-shaped filler strip according to the present invention；
Figure 11 is schematic diagram of the placement after pipe in the slot of special-shaped filler strip according to the present invention；
Figure 12 is of the invention around pipe fixation structure main view；
Figure 13 is of the invention around pipe fixation structure perspective view；
In figure: 1. tube sides adapter tube, 2. tube side ellipse heads, 3. tube sheets, 4. shell side ellipse heads, 5. tube bank fairleads, 6.
By-pass damper, 7. collets, 8. shells, 9. filler strips, 10. take over around pipe, 11. pipe collars, 12. central tubes, 13. shell sides, 14. supports,
15. special-shaped filler strip, 16. slots.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
As shown in Figure 1 and Figure 2, the conventional structure of the wound tube heat exchanger includes: tube side adapter tube 1, tube side ellipse head 2,
Tube sheet 3, shell side ellipse head 4 restrain fairlead 5, by-pass damper 6, collet 7, shell 8, filler strip 9, around pipe 10, pipe collar 11, in
Heart cylinder 12, shell side adapter tube 13, support 14；Multilayer, the winding screw angle numerical value of general adjacent two layers are wound around central tube around pipe
It is identical, symbol is opposite.The present invention be directed to a kind of improvement that the conventional structure fixed around pipe of wound tube heat exchanger is carried out, often
It advises special-shaped filler strip 15, pipe collar 11, see Fig. 3~Fig. 8 around the conventional fixed structure of pipe 10；The height of slot 16 in conventional abnormal shape filler strip 15
It spends size H and is generally less than generally less than the outer surface diameter d (d=around pipe around the appearance radius surface r of pipe, the width dimensions B of slot
2r).Fig. 3 is the main view of conventional special-shaped filler strip；Fig. 4 is the cross-sectional view of the position A-A in the main view of conventional special-shaped filler strip；Fig. 5
It is the perspective view of conventional special-shaped filler strip；Fig. 6 is pipe collar figure；Fig. 7 is the solid fixed with pipe collar on conventional special-shaped filler strip around pipe
The bottom plane of figure, the Liang Ge foot of pipe collar and special-shaped filler strip is welded to connect；Fig. 8 is adjacent two layers abnormity filler strip connection signal
It is welded to connect at the top of the pipe collar of figure, upper layer abnormity filler strip and lower layer.
As shown in Fig. 9~Figure 13, wound tube heat exchanger of the invention around pipe fixation structure, by conventional special-shaped filler strip 15
The height dimension H of slot 16 improve, make it equal to the outer surface diameter d around pipe 10, i.e. H=d, the width dimensions B of slot 16 are also etc.
In the outer surface diameter d around pipe 10, i.e. B=d, the lower half of slot 16 is a semicircle, and radius R is equal to around the outer surface of pipe 10
Radius r；The upper half shape of slot 16 is a rectangle, and long side is the width B of slot 16, and short side dimension C is equal to around pipe 10
Appearance radius surface r；In this way, can be completely disposed in slot 16 around pipe 10, pasted completely with the bottom of slot 16 around the lower half of pipe 10
It closes, the top around pipe 10 is concordant with the special-shaped top of filler strip 15；The layer around pipe 10 all winding finish, in placing groove 16 after, should
The special-shaped filler strip on the placed on top upper layer of the special-shaped filler strip of layer, the top of this layer abnormal shape filler strip and the bottom of upper layer abnormal shape filler strip are welded
Connection, in this way, the slot of this layer abnormal shape filler strip is enclosed by the bottom of upper layer abnormal shape filler strip, in this layer abnormal shape filler strip slot around tube top
Portion is contacted with the bottom of upper layer abnormal shape filler strip, and is closedly fixed.
When further, using structure of the present invention, the ratio of special-shaped filler strip will be increased around heat exchange of heat pipe, reduce plain cushion
The ratio of item, the fixed task around pipe are undertaken by special-shaped filler strip substantially, only use a small amount of pipe collar around pipe winding process, be used as each layer
The purposes such as the welding positioning of flat strip.
Such as Figure 11, shown in 12,13, the lower half around pipe 10 is bonded with the lower half of slot 16, top and abnormity around pipe 10
The top of filler strip 15 is concordant.The top of the special-shaped filler strip 15 of the bottom and lower layer of the special-shaped filler strip 15 on upper layer contacts and the company of welding
It connects, the bottom of the special-shaped filler strip 15 on upper layer contacts also and at the top of pipe 10, will close and fix around pipe 10.
Claims (2)
1. a kind of wound tube heat exchanger around pipe fixation structure, including special-shaped filler strip, around pipe, it is characterised in that: it is described to be set around pipe
In the slot of the special-shaped filler strip of adjacent two layers, being connect around tube top portion and the bottom of upper layer abnormal shape filler strip in lower layer's abnormal shape filler strip slot
Touching, the top of lower layer's abnormal shape filler strip and the bottom of upper layer abnormal shape filler strip are welded to connect, and make the slot of lower layer's abnormal shape filler strip and around pipe quilt
It closes the bottom of upper layer abnormal shape filler strip.
2. wound tube heat exchanger according to claim 1 around pipe fixation structure, it is characterised in that: the abnormal shape filler strip
The height dimension of slot is equal to the outer surface diameter around pipe, and the width dimensions of slot are equal to the outer surface diameter around pipe, the lower half of slot
Shape is a semicircle, and radius is equal to the appearance radius surface around pipe；The upper half shape of slot is a rectangle, and long side is
The width of slot, short side dimension are equal to the appearance radius surface around pipe；It is placed in slot around pipe, is pasted around the lower half of pipe and the bottom of slot
It closes, the top around pipe is concordant with the special-shaped top of filler strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072797.0A CN109084609B (en) | 2018-09-14 | 2018-09-14 | Winding pipe fixing structure of winding pipe type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811072797.0A CN109084609B (en) | 2018-09-14 | 2018-09-14 | Winding pipe fixing structure of winding pipe type heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109084609A true CN109084609A (en) | 2018-12-25 |
| CN109084609B CN109084609B (en) | 2020-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811072797.0A Active CN109084609B (en) | 2018-09-14 | 2018-09-14 | Winding pipe fixing structure of winding pipe type heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109084609B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114543579A (en) * | 2022-03-23 | 2022-05-27 | 株洲宏大高分子材料有限公司 | Fluoroplastics heat exchanger tube bank bearing structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2261862A1 (en) * | 1971-12-20 | 1973-06-28 | Grimma Masch App Veb | High pressure tube fixing - flange retaining gasket and screwed end locks and aligns tube in plate |
| CN203240942U (en) * | 2013-04-08 | 2013-10-16 | 镇海石化建安工程有限公司 | Special-shaped filler strip for winding tubular heat exchanger |
| CN203704757U (en) * | 2014-02-11 | 2014-07-09 | 浙江同星制冷有限公司 | Fixing part for spirally-wound fin heat exchanger |
| CN106225549A (en) * | 2016-09-06 | 2016-12-14 | 开封空分集团有限公司 | A kind of large-scale wound tube heat exchanger double-layered central barrel structure |
| CN205843429U (en) * | 2016-07-25 | 2016-12-28 | 山东诺为制药流体***有限公司 | A kind of coiled heat exchanger being provided with interlamellar spacing and tube pitch |
| CN106969648A (en) * | 2016-05-18 | 2017-07-21 | 镇江飞利达电站设备有限公司 | A kind of wound tube heat exchanger easy to clean |
| CN208887450U (en) * | 2018-09-14 | 2019-05-21 | 上海理工大学 | Wound tube heat exchanger around pipe fixation structure |
-
2018
- 2018-09-14 CN CN201811072797.0A patent/CN109084609B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2261862A1 (en) * | 1971-12-20 | 1973-06-28 | Grimma Masch App Veb | High pressure tube fixing - flange retaining gasket and screwed end locks and aligns tube in plate |
| CN203240942U (en) * | 2013-04-08 | 2013-10-16 | 镇海石化建安工程有限公司 | Special-shaped filler strip for winding tubular heat exchanger |
| CN203704757U (en) * | 2014-02-11 | 2014-07-09 | 浙江同星制冷有限公司 | Fixing part for spirally-wound fin heat exchanger |
| CN106969648A (en) * | 2016-05-18 | 2017-07-21 | 镇江飞利达电站设备有限公司 | A kind of wound tube heat exchanger easy to clean |
| CN205843429U (en) * | 2016-07-25 | 2016-12-28 | 山东诺为制药流体***有限公司 | A kind of coiled heat exchanger being provided with interlamellar spacing and tube pitch |
| CN106225549A (en) * | 2016-09-06 | 2016-12-14 | 开封空分集团有限公司 | A kind of large-scale wound tube heat exchanger double-layered central barrel structure |
| CN208887450U (en) * | 2018-09-14 | 2019-05-21 | 上海理工大学 | Wound tube heat exchanger around pipe fixation structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114543579A (en) * | 2022-03-23 | 2022-05-27 | 株洲宏大高分子材料有限公司 | Fluoroplastics heat exchanger tube bank bearing structure |
| CN114543579B (en) * | 2022-03-23 | 2024-02-13 | 株洲宏大高分子材料有限公司 | Fluoroplastic heat exchanger tube bundle supporting structure |
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| Publication number | Publication date |
|---|---|
| CN109084609B (en) | 2020-01-10 |
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