CN106643265B - A kind of heat exchange tube support device of coiled pipe box type high-voltage heater - Google Patents
A kind of heat exchange tube support device of coiled pipe box type high-voltage heater Download PDFInfo
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- CN106643265B CN106643265B CN201611068822.9A CN201611068822A CN106643265B CN 106643265 B CN106643265 B CN 106643265B CN 201611068822 A CN201611068822 A CN 201611068822A CN 106643265 B CN106643265 B CN 106643265B
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- Prior art keywords
- support
- frid
- support element
- heat exchange
- support plate
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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
- F28F9/0131—Auxiliary supports for elements for tubes or tube-assemblies formed by plates
Abstract
The invention discloses a kind of heat exchange tube support devices of coiled pipe box type high-voltage heater, the heat exchange tube support device is arranged the saturation section in straight pipe and includes several support units, support unit includes support plate, frid and support element, there is support plate the frame structure being formed by connecting by several cross-talk support plates, support plate to be located at the periphery of heat exchanger tube and envelope heat exchanger tube completely；The inside of the sub- support plate in the both sides in support plate is arranged in frid, several grooves being caught in for support element are symmetrically provided on the frid of both sides；Support element includes the first support element for being used to support intermediate heat transfer pipe and the second support element for fixed outside heat exchanger tube, and the first support element and the second support element are caught in the groove of the frid by the straightway at both ends and constitute general frame with support plate and frid.The heat exchange tube support device of the present invention efficiently solves the assembly problem of snakelike heat exchange tube, and so that heat exchange is in control and effectively support.
Description
Technical field
The present invention relates to the technical fields of coiled pipe box type high-voltage heater, more particularly, are related to a kind of coiled pipe
The heat exchange tube support device of box type high-voltage heater.
Background technology
Coiled pipe box type high-voltage heater is mainly used in the fired power generating unit of high parameter, large capacity, to solve unit
The problems such as variable load operation and peaking operation.Coiled pipe box type high-voltage heater generally by superheat section, saturation section and dredge cold section
Composition, heat exchanger tube are coiled pipe different in size, can not achieve the whole poling of tube bank.Usually, saturation Duan Weiyi groups are straight
Pipe, but the design parameter of heater is higher, and coiled pipe welds again after multistage cannot be divided into carry out poling, cannot use same U-shaped
The same being pre-installed after baffle plate, support plate of tube type pressure heater carries out poling again.
That is, coiled pipe box type high-voltage heater cannot exchange heat because its heat exchanger tube is coiled pipe rather than straight tube as tradition
Device equally completes the manufacture of tube bank, it is necessary to provide a kind of heat exchanger tube peace that can solve coiled pipe box type high-voltage heater
Dress, tube bank manufacture and easily fabricated support device.
Invention content
In order to solve the problems in the existing technology, the object of the present invention is to provide one kind efficiently solving snakelike change
The support problem of heat pipe.
The present invention provides a kind of heat exchange tube support device of coiled pipe box type high-voltage heater, the heat exchanger tube support
Device is arranged the saturation section in straight pipe and includes several support units, the support unit include support plate, frid and
Support element, wherein
There is the support plate frame structure being formed by connecting by several cross-talk support plates, support plate to be located at the outer of heat exchanger tube
It encloses and envelopes heat exchanger tube completely；
The inside of the sub- support plate in the both sides in support plate is arranged in the frid, several are symmetrically provided on the frid of both sides
The groove being caught in for support element；
The support element includes being used to support the first support element of intermediate heat transfer pipe and for the of fixed outside heat exchanger tube
Two support elements, second support element are spliced by straightway and V-arrangement section compartment of terrain, and one is formed between two neighboring V-arrangement section
The accommodation space of root heat exchanger tube；First support element is by two second support elements with V-arrangement section is opposite and straightway mutually leans on side
Formula is composed and is formed the structure being spliced by straightway and quadrangle section compartment of terrain, between two neighboring quadrangle section
The accommodation space of each heat exchanger tube of two rows is formed, first support element and the second support element pass through the straight line at both ends
Section is caught in the groove of the frid and constitutes general frame with support plate and frid.
According to one embodiment of the heat exchange tube support device of coiled pipe box type high-voltage heater of the present invention, the support
Plate includes 8 cross-talk support plates, including one section of top, one section of bottom and each three sections of both sides.
According to one embodiment of the heat exchange tube support device of coiled pipe box type high-voltage heater of the present invention, the frid
It is arranged in the inside of each three cross-talks support plate in the support plate both sides.
According to one embodiment of the heat exchange tube support device of coiled pipe box type high-voltage heater of the present invention, the frid
On groove there is the size to match with the size of support element.
According to one embodiment of the heat exchange tube support device of coiled pipe box type high-voltage heater of the present invention, described first
Support element is welded by two second support elements in such a way that V-arrangement section is opposite and straightway mutually leans on and is mutually leaned in straightway
Spot welding is carried out at position.
According to one embodiment of the heat exchange tube support device of coiled pipe box type high-voltage heater of the present invention, described second
Support element is process by flat steel bar or sheet metal.
According to one embodiment of the heat exchange tube support device of coiled pipe box type high-voltage heater of the present invention, described first
Support element and the second support element be caught in the groove of the frid by the straightway at both ends and by spot welding and support plate and
Frid constitutes general frame.
According to one embodiment of the heat exchange tube support device of coiled pipe box type high-voltage heater of the present invention, described first
Support element and the second support element are flatly arranged.
The heat exchange tube support device of the coiled pipe box type high-voltage heater of the present invention proposes a kind of special construction pattern
Exchange heat tube support device, efficiently solves the assembly problem of snakelike heat exchange tube, and so that heat exchange is in control and effectively support so that
Pipe maximum no-support spaning distance meets the requirement of current standard, specification, and increases longitudinal circulation passage face of saturation section steam
Product, reduces the flow resistance of steam, and the support device structure is simple, be easily installed, manufacture difficulty is relatively low.
Description of the drawings
Fig. 1 shows the heat exchanger tube support dress of coiled pipe box type high-voltage heater according to an exemplary embodiment of the present invention
The layout drawing set.
Fig. 2 shows the A-A views in Fig. 1.
Fig. 3 shows the B-B views in Fig. 2.
Fig. 4 shows the partial enlarged view of Fig. 1.
Fig. 5 shows the heat exchanger tube support dress of coiled pipe box type high-voltage heater according to an exemplary embodiment of the present invention
The structural schematic diagram of first support element in setting.
Fig. 6 shows the heat exchanger tube support dress of coiled pipe box type high-voltage heater according to an exemplary embodiment of the present invention
The structural schematic diagram of second support element in setting.
Reference sign：
10- support units, 11- support plates, 12- frids, the first support elements of 13-, the second support elements of 14-, 20- heat exchanger tubes.
Specific implementation mode
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification (including any accessory claim, abstract and attached drawing), except non-specifically chatting
It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only
It is an example in a series of equivalent or similar characteristics.
It below will be to the structure of the heat exchange tube support device of coiled pipe box type high-voltage heater of the present invention and principle progress
More detailed description.
Fig. 1 shows the heat exchanger tube support dress of coiled pipe box type high-voltage heater according to an exemplary embodiment of the present invention
The layout drawing set, Fig. 2 shows the A-A views in Fig. 1, Fig. 3 shows that the B-B views in Fig. 2, Fig. 4 show the part of Fig. 1
Enlarged drawing.
As shown in Figures 1 to 4, exemplary embodiment according to the present invention, the coiled pipe box type high-voltage heater
Heat exchange tube support device is arranged the saturation section in straight pipe and includes several support units 10, namely single by several supports
Member 10 realizes the support to the heat exchanger tube of coiled pipe box type high-voltage heater, wherein heat exchanger tube is snakelike heat exchange tube, also may be used
Referred to as coiled pipe.Wherein, support unit 10 includes support plate 11, frid 12 and support element.
According to the present invention, support plate 11 has the frame structure being formed by connecting by several cross-talk support plates, support plate 11
Envelope in the periphery of heat exchanger tube 20 and completely heat exchanger tube 20.According to one embodiment of present invention, support plate 11 includes 8 cross-talks
It can be by being welded to connect and ultimately forming one between support plate, including each three sections, each section of one section of top, one section of bottom and both sides
Thus a frame structure carries out integral coating to more heat exchanger tubes 20, however, the present invention is not limited thereto can also be according to stringing and peace
Dress needs to be divided into 4~8 sections.
The inside of the sub- support plate in both sides is arranged in support plate 11 in frid 12, is symmetrically provided on both sides frid 12 several
A groove being caught in for support element.Wherein, when support plate 11 includes 8 cross-talk support plate, then frid 12 is arranged in support plate 11
The inside of each three cross-talks support plate in both sides, two cross-talk support plates of top and bottom are not necessarily to that frid is arranged, and on frid 12
Groove has the size that the size with support element matches, and thus, it is possible to preferably realize the fixed function to support element.Wherein,
Frid 12 is preferably welded on to the inside of sub- support plate.
Fig. 5 shows the heat exchanger tube support dress of coiled pipe box type high-voltage heater according to an exemplary embodiment of the present invention
The structural schematic diagram of first support element in setting, Fig. 6 show coiled pipe cluster case type high pressure according to an exemplary embodiment of the present invention
The structural schematic diagram of second support element in the heat exchange tube support device of heater.
As shown in Figure 5 and Figure 6, exemplary embodiment according to the present invention, support element include being used to support intermediate heat transfer pipe
The first support element 13 and the second support element 14 for fixed outside heat exchanger tube.Specifically, the second support element 14 is by straightway
It is spliced with V-arrangement section compartment of terrain, forms the accommodation space of a heat exchanger tube between two neighboring V-arrangement section, thus the second support
Part 14 can fix the heat exchanger tube row of top and bottom well；First support element 13 is by two second support elements 14 with V-arrangement section
The mode that opposite and straightway mutually leans on is composed and is formed the structure being spliced by straightway and quadrangle section compartment of terrain,
The accommodation space of each heat exchanger tube of two rows is formed between two neighboring quadrangle section, thus the first support element 13 can be very
The heat exchanger tube row at middle part is supported and fixed well.First support element 13 and the second support element 14 are caught in by the straightway at both ends
General frame is constituted in the groove of frid 12 and with support plate 11 and frid 12.
Wherein, in order to enhance the rigidity of heat exchanger tube support, the first support element 13 is by two second support elements 14 with V-arrangement section phase
Pair and the mode mutually leaned on of straightway be welded and carry out spot welding at the position that straightway mutually leans on.Also, the second support element
It can be process by flat steel bar or sheet metal.
When installing support element, the first support element 13 and the second support element 14 are caught in frid 12 by the straightway at both ends
Groove in and general frame, and the first support element 13 and the second support element constituted by spot welding and support plate 11 and frid 12
14 are preferably flatly arranged, to ensure support effect.
When the heat exchange tube support device of the present invention is installed, it need to be carried out together with the installation of heat exchanger tube.Specifically, heat exchanger tube
Installation is installed from bottom to top, by rows, and the good following sub- support plate of first welding equipment and nethermost second support element wait for
After heat exchanger tube assembly reach a certain height, the sub- support plate for welding intermediate both sides is refilled, bottom row's heat exchanger tube installation is in place
In on the second support element, then the first support element and upper row heat exchanger tube are installed, and so on complete the assembly of heat exchanger tube, finally
The good sub- support plate above of welding equipment.Wherein, the first support element and the second support element both ends are caught in the groove of both ends frid simultaneously
Spot welding is secured.All support plate, frid and support elements constitute a complete frame structure, and more snakelike heat exchanger tubes are then firm
It is supported on firmly in the hexagon cavity formed by support element.
Also, the tetragonum (i.e. non-stringing region) formed between each support element increases the vertical of saturation section steam
To circulation passage area, flowing smoothly for saturated vapor ensure that, and reduce the crushing of steam.
In conclusion the heat exchange tube support device of coiled pipe box type high-voltage heater of the present invention can efficiently solve it is snakelike
The heat exchanger tube installation question of header formula high-pressure heater, and the installation for the tube support device that exchanges heat is simple, easily operated, manufacture is difficult
It spends relatively low；It is effective to ensure that the supporting role to coiled pipe box type high-voltage heater heat exchanger tube, and no-support spaning distance is flexible
Controllably to meet the requirement of standard, specification；The heat exchange tube support device self-contained is whole, enhances the integral rigidity of tube bank, improves
The intrinsic frequency of tube bank, reduces tube bundle vibration risk, increases longitudinal circulation passage area of shell-side saturated vapor, reduces
The fluid resistance loss of steam.
The invention is not limited in specific implementation modes above-mentioned.The present invention, which expands to, any in the present specification to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (8)
1. a kind of heat exchange tube support device of coiled pipe box type high-voltage heater, which is characterized in that the heat exchanger tube support dress
It installs the saturation section in straight pipe and includes several support units, the support unit includes support plate, frid and branch
Support member, wherein
There is the support plate frame structure being formed by connecting by several cross-talk support plates, support plate to be located at the periphery of heat exchanger tube simultaneously
Heat exchanger tube is enveloped completely；
The inside of the sub- support plate in the both sides in support plate is arranged in the frid, several are symmetrically provided on the frid of both sides for branch
The groove that support member is caught in；
The support element includes being used to support the first support element of intermediate heat transfer pipe and for second of fixed outside heat exchanger tube
Support member, second support element are spliced by straightway and V-arrangement section compartment of terrain, and forming one between two neighboring V-arrangement section changes
The accommodation space of heat pipe；First support element group in such a way that V-arrangement section is opposite and straightway mutually leans on by two second support elements
Conjunction forms and is formed the structure being spliced by straightway and quadrangle section compartment of terrain, is formed between two neighboring quadrangle section
The accommodation space of each heat exchanger tube of two rows, first support element and the second support element pass through the straightway card at both ends
Enter in the groove of the frid and constitutes general frame with support plate and frid.
2. the heat exchange tube support device of coiled pipe box type high-voltage heater according to claim 1, which is characterized in that described
Support plate includes 8 cross-talk support plates, including one section of top, one section of bottom and each three sections of both sides.
3. the heat exchange tube support device of coiled pipe box type high-voltage heater according to claim 2, which is characterized in that described
Frid is arranged in the inside of each three cross-talks support plate in the support plate both sides.
4. the heat exchange tube support device of coiled pipe box type high-voltage heater according to claim 1, which is characterized in that described
Groove on frid has the size that the size with support element matches.
5. the heat exchange tube support device of coiled pipe box type high-voltage heater according to claim 1, which is characterized in that described
First support element is welded in such a way that V-arrangement section is opposite and straightway mutually leans on by two second support elements and in straightway phase
Spot welding is carried out at the position leaned on.
6. the heat exchange tube support device of coiled pipe box type high-voltage heater according to claim 1, which is characterized in that described
Second support element is process by flat steel bar or sheet metal.
7. the heat exchange tube support device of coiled pipe box type high-voltage heater according to claim 1, which is characterized in that described
First support element and the second support element are caught in the groove of the frid by the straightway at both ends and by spot welding and support
Plate and frid constitute general frame.
8. the heat exchange tube support device of coiled pipe box type high-voltage heater according to claim 7, which is characterized in that described
First support element and the second support element are flatly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068822.9A CN106643265B (en) | 2016-11-29 | 2016-11-29 | A kind of heat exchange tube support device of coiled pipe box type high-voltage heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068822.9A CN106643265B (en) | 2016-11-29 | 2016-11-29 | A kind of heat exchange tube support device of coiled pipe box type high-voltage heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106643265A CN106643265A (en) | 2017-05-10 |
| CN106643265B true CN106643265B (en) | 2018-09-14 |
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| CN201611068822.9A Active CN106643265B (en) | 2016-11-29 | 2016-11-29 | A kind of heat exchange tube support device of coiled pipe box type high-voltage heater |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939836A (en) * | 2018-05-19 | 2018-12-07 | 泰州市宏泰电力设备有限公司 | A kind of block heater device and installation method |
| CN109855466A (en) * | 2019-01-28 | 2019-06-07 | 东方电气集团东方锅炉股份有限公司 | The support plate of arch heat exchanger tube, the installation method of support device and the support device are used to support in heat exchanger |
| CN110639451A (en) * | 2019-09-30 | 2020-01-03 | 中国成达工程有限公司 | Supporting plate for methanol synthesis tower and manufacturing method thereof |
| CN111380382B (en) * | 2020-03-23 | 2021-08-03 | 东方电气集团东方锅炉股份有限公司 | Tube bundle sleeving method of double-folding type coiled tube high-pressure heater |
| CN113375900B (en) * | 2021-05-14 | 2023-05-12 | 东方电气集团科学技术研究院有限公司 | Method for testing amplitude and frequency response of flow-induced vibration of tube bundle 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 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE725717A (en) * | 1968-12-19 | 1969-05-29 | ||
| CA1199843A (en) * | 1983-02-15 | 1986-01-28 | Anthony Ruhe | Tube bundle support structure |
| JPS61168795A (en) * | 1985-01-18 | 1986-07-30 | Toyo Radiator Kk | Grid for heat exchanger |
| JPH04151497A (en) * | 1990-10-15 | 1992-05-25 | Toshiba Corp | Pipe supporting grid member |
| CN203798236U (en) * | 2014-04-15 | 2014-08-27 | 浙江金象科技有限公司 | Supporting and fixing plate for serpentine heat exchange pipe |
| CN205640866U (en) * | 2016-04-26 | 2016-10-12 | 东方电气集团东方锅炉股份有限公司 | Box feed water heater of horizontal submergence formula coiled pipe collection |
| CN206281398U (en) * | 2016-11-29 | 2017-06-27 | 东方电气集团东方锅炉股份有限公司 | A kind of heat exchange tube support device of coiled pipe box type high-voltage heater |
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