CN109099411A - A kind of boiler heating surface tube panel column pipe structure - Google Patents
A kind of boiler heating surface tube panel column pipe structure Download PDFInfo
- Publication number
- CN109099411A CN109099411A CN201811178215.7A CN201811178215A CN109099411A CN 109099411 A CN109099411 A CN 109099411A CN 201811178215 A CN201811178215 A CN 201811178215A CN 109099411 A CN109099411 A CN 109099411A
- Authority
- CN
- China
- Prior art keywords
- heating surface
- tube panel
- column pipe
- pipe structure
- boiler
- 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.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 45
- 239000000725 suspension Substances 0.000 claims abstract description 24
- 230000001815 facial effect Effects 0.000 claims 5
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/24—Supporting, suspending, or setting arrangements, e.g. heat shielding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/06—Arrangement of mountings or supports for heaters, e.g. boilers, other than space heating radiators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
A kind of boiler heating surface tube panel column pipe structure substitutes hanger beam structure with column pipe, and column pipe can play suspention beam action, moreover it is possible to increase heating surface area.So the present invention provides two kinds of different directions to improve, first is that effectively increasing heating surface area in the case where not changing overall structure, tube panel quantity, improve heat transfer rate, second is that column pipe increases heating surface area, the problem of suitably being reduced across column pipe tube panel quantity when not influencing heating surface heat transfer rate, assembly difficulty can be greatly reduced.It include multiple U-tubes, two hanging pipes and multiple suspension units in the present invention, multiple suspension units are arranged side by side, by a U-tube connection between the two neighboring suspension unit, two suspension units positioned at both ends are connect with two hanging pipes respectively.The present invention is used for boiler technology field.
Description
Technical field
The present invention relates to a kind of column pipe structures, and in particular to a kind of boiler heating surface tube panel column pipe structure, the present invention
Belong to boiler technology field.
Background technique
Boiler heating surface tube panel is using working medium in the heat tube panel of high-temperature flue gas, to reduce exhaust gas temperature, improves
Boiler combined cycle rate, to reach energy-saving and environment-friendly purpose.Therefore from the heat transfer rate of boiler heating surface tube panel is in boiler operatiopn
To vital effect.
Square steel poling is used referring to the overhung construction majority of the existing boiler heating surface tube panel of Figure of description Fig. 7 to Figure 12
Screen form, tube panel are fixed tube panel using the form that suspention beam cooperates with pipe clamp, the pipe clamp in suspention beam and two sides tube panel
Welding, the aperture in suspention beam, pin shaft insertion suspention beam are fixed.This structure in the actual production process, due to
Suspention beam is inserted into two rows of tube panels gap, higher to tube panel bend pipe required precision, limited additionally, due to welding space, often wears a row
Tube panel will be welded, and when tube panel quantity is more, assembly difficulty is larger, when especially last a few comb screens are installed, weld shape
Change, build-up tolerance, manufacturing tolerance etc. unfavorable factor are superimposed, and assembly is extremely difficult to cause the assembly duration longer.
Summary of the invention
The purpose of the present invention is:
It provides in the case that one kind does not change overall structure and effectively increases heating surface area, heat transfer rate is improved, in not shadow
The problem of suitably reducing tube panel quantity in the case of sound heating surface heat transfer rate, assembly difficulty can be greatly reduced, and then a kind of pot is provided
Furnace heating surface tube panel column pipe structure.
The technical scheme is that
A kind of boiler heating surface tube panel column pipe structure includes that multiple U-tubes, two hanging pipes and multiple suspentions are single
Member, multiple suspension units are arranged side by side, and by a U-tube connection between the two neighboring suspension unit, are located at two
Two suspension units at end are connect with two hanging pipes respectively.
Further, each suspension unit hangs pipe fixing device, two pin shafts, two including two U-shaped swing pipes, two
A suspending assembly and bend pipe, two U-shaped swing pipes are set in two and hang on pipe fixing device, and two U-shaped swing pipes are located at and hang
The end of pipe fixing device upper surface is connected by bend pipe, and the front and back two for hanging pipe fixing device is arranged in two pin shaft side by side parallel
End, and the both ends of each pin shaft are hung pipe fixing device with two and are connect, the middle part connection of suspending assembly and pin shaft.
Further, hanging pipe fixing device by the cross section that upper plate, lower plate and two side plates form is rectangular side
Pipe.
Further, shaft sleeve of pin shaft is set on pin shaft.
Further, the pipe fixing device that hangs welds together with U-shaped swing pipe.
Further, two front ends for hanging pipe fixing device of each suspension unit are welded with one piece of cover board.
Further, suspending assembly includes hanging board, two connecting plates, connecting shafts, and two connecting plates are arranged in parallel vertically
The medial surface of pipe fixing device is hung at two, and the lower end of two connecting plates is hung pipe fixing device with two by pin shaft and connect,
The upper end of two connecting plates and the lower end of hanging board are connected by connection axis connection, the upper surface of hanging board and the bottom surface of hanging beam
It connects.
Further, connecting shaft axle sleeve is set in connecting shaft.
Further, the upper end of each hanging pipe is equipped with a hanging ring.
The present invention has the effect that compared with prior art
1, the suspention beam of former square steel stacking form is changed to U-shaped swing pipe and lengthens rectangular square tube form, compared with original structure,
Heating surface area can be effectively increased, heat transfer rate is improved, to reduce fuel consumption, improves equipment economic benefit.
2, the quantity of longitudinal tube panel can be suitably reduced using overhung construction of the invention, do not change heat exchange after thermodynamic computing
Rate, reduce column pipe pass through heating surface tube panel quantity, can mitigate significantly assembly difficulty and shorten assembly the duration, and mitigate by
Hot face total weight, saves material.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the side view of Fig. 2；
Fig. 4 is the C-C cross-sectional view of Fig. 3；
Fig. 5 is the D-D cross-sectional view of Fig. 3；
Fig. 6 is the assembling schematic diagram of erecting by overhang Yu heating surface tube panel；
Fig. 7 to Figure 12 is the structural schematic diagram of existing suspention beam and tube panel.
Specific embodiment
Specific embodiment 1: embodiment is described with reference to Fig. 1, a kind of boiler heating surface tube panel of present embodiment is outstanding
Swing pipe structure includes 1, two hanging pipe 2 of multiple U-tubes and multiple suspension units, and multiple suspension units are arranged side by side, phase
Connected between adjacent two suspension units by a U-tube 1, positioned at both ends two suspension units respectively with two
Pipe 2 is hung to connect.The quantity of suspension unit can be increased or decreased according to the quantity of longitudinal tube panel.
Specific embodiment 2: illustrating present embodiment, a kind of boiler heating surface of present embodiment in conjunction with Fig. 2 to Fig. 3
The each suspension unit of tube panel column pipe structure includes two U-shaped swing pipe 3, two and hangs 4, two pin shafts 5, two of pipe fixing device
A suspending assembly 6 and bend pipe 7, two U-shaped swing pipes 3 are set in two and hang on pipe fixing device 4, and two U-shaped swing pipe 3
It is connected in the end for hanging 4 upper surface of pipe fixing device by bend pipe 7, pipe fixing device is being hung in two 5 side by side parallel of pin shaft settings
Rear and front end, and the both ends of each pin shaft 5 are hung pipe fixing device 4 with two and are connect, and suspending assembly 6 and the middle part of pin shaft 5 connect
It connects.Other compositions and connection relationship are same as the specific embodiment one.
U-shaped swing pipe 3 at left and right sides of suspension unit is located at the one of the end for hanging 4 lower surface of pipe fixing device and hanging pipe 2
End links into an integrated entity, remaining U-shaped swing pipe 3, which is located at, hangs the end of 4 lower surface of pipe fixing device and one end of U-tube connects into one
Body.Pipe fixing device 4 is hung for fixing U-shaped swing pipe 3, this structure can effectively increase the area of heating surface, improve heat transfer rate.
Meanwhile using this structure setting, the quantity of longitudinal tube panel can be suitably reduced, reduces the number that column pipe passes through heating surface tube panel
Amount.
Specific embodiment 3: embodiment is described with reference to Fig. 4, a kind of boiler heating surface tube panel of present embodiment is outstanding
The cross section that pipe fixing device 4 is made of upper plate 4-1, lower plate 4-2 and two side plate 4-3 of hanging of swing pipe structure is rectangular
Square tube.This structure is for fixing U-shaped swing pipe 3.Other compositions and connection relationship are identical with embodiment two.
Specific embodiment 4: a kind of boiler heating surface tube panel of embodiment is described with reference to Fig.5, present embodiment is outstanding
Shaft sleeve of pin shaft 5-1 is set on the pin shaft 5 of swing pipe structure.Shaft sleeve of pin shaft 5-1 is for preventing the components on axis from shaking.Other groups
It is identical with embodiment two at connection relationship.
Specific embodiment 5: illustrating present embodiment, a kind of boiler heating surface of present embodiment in conjunction with Fig. 3 to Fig. 4
Tube panel column pipe structure, the pipe fixing device 4 that hangs weld together with U-shaped swing pipe 3.It is other composition and connection relationship with specifically
Embodiment two or three is identical.
Specific embodiment 6: illustrating present embodiment, a kind of boiler heating surface of present embodiment in conjunction with Fig. 3 to Fig. 7
Two front ends for hanging pipe fixing device 4 of each suspension unit described in tube panel column pipe structure are welded with one piece of cover board 10, cover board
10 need to be pre-welded on tube panel, can avoid damaging tube panel when wearing beam welding in assembling process.Other compositions and connection relationship
It is identical as specific embodiment two or three.
Specific embodiment 7: illustrating present embodiment, a kind of boiler heating surface of present embodiment in conjunction with Fig. 2 and Fig. 5
The suspending assembly 6 of tube panel column pipe structure includes hanging board 6-1, two connecting plate 6-2, connecting shaft 6-3, two connecting plate 6-2
It is arranged in parallel in two medial surfaces for hanging pipe fixing device 4 vertically, and the lower end of two connecting plate 6-2 passes through pin shaft 5 and two
The connection of pipe fixing device 4 is hung, the upper end of two connecting plate 6-2 is connect with the lower end of hanging board 6-1 by connecting shaft 6-3, is hung
The upper surface of plate 6-1 is connect with the bottom surface of hanging beam 9.
Suspending assembly 6 is used for the suspention of tube panel.Hanging structure can be hung using different structures, only be shown in figure
It anticipates one such hanging structure.Other compositions and connection relationship are identical with embodiment two.
Specific embodiment 8: a kind of boiler heating surface tube panel of embodiment is described with reference to Fig.5, present embodiment is outstanding
Connecting shaft axle sleeve 6-3-1 is set on the connecting shaft 6-3 of swing pipe structure.Connecting shaft axle sleeve 6-3-1 is used to prevent zero on axis
Part shakes.Other compositions and connection relationship are identical as specific embodiment seven.
Specific embodiment 9: embodiment is described with reference to Fig. 1, a kind of boiler heating surface tube panel of present embodiment is outstanding
The upper end of each hanging pipe of swing pipe structure is equipped with a hanging ring 8.Hanging ring 8 is used for the suspension of tube panel.Other compositions and company
It is same as the specific embodiment one to connect relationship.
Illustrate its working principle in conjunction with Figure of description Fig. 6:
The tube body that hanging pipe 2, U-shaped swing pipe 3, bend pipe 7 and U-tube 1 are integrally formed.Hanging pipe fixing device 4 is rectangle
Square tube will be hung pipe fixing device 4 and is welded in the U-lag of U-shaped swing pipe, and the heating surface 11 of U-shaped swing pipe 3 and left and right sides tube panel is logical
It crosses 10 space of clip to be welded and fixed, perforate on hanging pipe fixing device, suspending assembly 6 and swing pipe are fixed by pin shaft 5 and filled
5 are set to be connected and fixed.Heating surface heat exchange area is increased while fixed tube panel using structure of the invention, at the same increase by
In the case where hot face area, in the case where not influencing heating surface heat transfer rate, heating surface tube panel longitudinal direction number of rows can be suitably reduced,
It reduces across column pipe tube panel quantity, to reduce assembly difficulty so as to shorten the assembly duration.
Claims (9)
1. a kind of boiler heating surface tube panel column pipe structure, including multiple U-tubes (1) and two hanging pipes (2), feature exists
In: a kind of boiler heating surface tube panel column pipe structure further includes multiple suspension units, and multiple suspension units are set side by side
It sets, two suspension units point by U-tube (1) connection between the two neighboring suspension unit, positioned at both ends
It is not connect with two hanging pipes (2).
2. a kind of boiler heating surface tube panel column pipe structure according to claim 1, it is characterised in that: a kind of boiler is heated
Each of the facial canal screen column pipe structure suspension unit hangs pipe fixing device (4), two including two U-shaped swing pipes (3), two
Pin shaft (5), two suspending assemblies (6) and bend pipe (7), two U-shaped swing pipes (3) are set in two and hang pipe fixing device (4)
On, and two U-shaped swing pipes (3) are located at the end for hanging pipe fixing device (4) upper surface by bend pipe (7) connection, two pin shafts 5 are simultaneously
Row is arranged in parallel in the rear and front end for hanging pipe fixing device, and pipe fixing device (4) are hung even with two in the both ends of each pin shaft (5)
It connects, suspending assembly (6) is connect with the middle part of pin shaft (5).
3. a kind of boiler heating surface tube panel column pipe structure according to claim 2, it is characterised in that: a kind of boiler is heated
The pipe fixing device (4) that hangs of facial canal screen column pipe structure is made of upper plate (4-1), lower plate (4-2) and two side plates (4-3)
Cross section is rectangular square tube.
4. a kind of boiler heating surface tube panel column pipe structure according to claim 2, it is characterised in that: pin shaft covers on (5)
Equipped with shaft sleeve of pin shaft (5-1).
5. a kind of boiler heating surface tube panel column pipe structure according to claim 2 or 3, it is characterised in that: a kind of boiler
Pipe fixing device (4) is hung described in heating surface tube panel column pipe structure to weld together with U-shaped swing pipe (3).
6. a kind of boiler heating surface tube panel column pipe structure according to claim 2 or 3, it is characterised in that: a kind of boiler
Two front ends for hanging pipe fixing device (4) of each suspension unit of heating surface tube panel column pipe structure are welded with one piece of lid
Plate (10).
7. a kind of boiler heating surface tube panel column pipe structure according to claim 2, it is characterised in that: a kind of boiler is heated
The suspending assembly (6) of facial canal screen column pipe structure includes hanging board (6-1), two connecting plates (6-2), connecting shaft (6-3), and two
Connecting plate (6-2) is arranged in parallel in two medial surfaces for hanging pipe fixing device (4), and the lower end of two connecting plates (6-2) vertically
It hangs pipe fixing device (4) with two by pin shaft (5) to connect, the upper end of two connecting plates (6-2) and the lower end of hanging board (6-1)
It is connected by connecting shaft (6-3), the upper surface of hanging board (6-1) is connect with the bottom surface of hanging beam (9).
8. a kind of boiler heating surface tube panel column pipe structure according to claim 7, it is characterised in that: a kind of boiler is heated
Connecting shaft axle sleeve (6-3-1) is set in the connecting shaft (6-3) of facial canal screen column pipe structure.
9. a kind of boiler heating surface tube panel column pipe structure according to claim 1, it is characterised in that: a kind of boiler is heated
The upper end of each hanging pipe of facial canal screen column pipe structure is equipped with a hanging ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811178215.7A CN109099411B (en) | 2018-10-10 | 2018-10-10 | Boiler heating surface tube panel suspension tube structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811178215.7A CN109099411B (en) | 2018-10-10 | 2018-10-10 | Boiler heating surface tube panel suspension tube structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109099411A true CN109099411A (en) | 2018-12-28 |
| CN109099411B CN109099411B (en) | 2023-09-29 |
Family
ID=64868344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811178215.7A Active CN109099411B (en) | 2018-10-10 | 2018-10-10 | Boiler heating surface tube panel suspension tube structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109099411B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08296807A (en) * | 1995-04-24 | 1996-11-12 | Mitsubishi Heavy Ind Ltd | Support device for vertical flow type boiler |
| JPH08303705A (en) * | 1995-05-08 | 1996-11-22 | Babcock Hitachi Kk | Supporting structure of heat transfer tube |
| CN101788140A (en) * | 2009-12-28 | 2010-07-28 | 上海锅炉厂有限公司 | Suspension structure of pendent tube used for S-shaped tube panel |
| CN201547750U (en) * | 2009-11-30 | 2010-08-11 | 上海锅炉厂有限公司 | Hanger plate suspension structure used for coiled pipe screen |
| CN201606864U (en) * | 2009-12-23 | 2010-10-13 | 上海锅炉厂有限公司 | Suspended structure used for snakelike tube panel |
| CN201842567U (en) * | 2010-04-22 | 2011-05-25 | 东方日立锅炉有限公司 | Lifting frame for modular tube panel of waste heat boiler |
| CN202188486U (en) * | 2011-08-15 | 2012-04-11 | 哈尔滨哈锅锅炉工程技术有限公司 | Hanging device of undamaged heating surface of boiler of serpentine tube |
| CN205535731U (en) * | 2016-04-11 | 2016-08-31 | 东方电气集团东方锅炉股份有限公司 | Hang a tub strutting arrangement suitable for snakelike tube panel of wide pitch |
| CN205807395U (en) * | 2016-07-26 | 2016-12-14 | 哈尔滨哈锅锅炉容器工程有限责任公司 | Erecting by overhang for fluidized-bed combustion boiler back-end surfaces |
| CN106642063A (en) * | 2016-12-22 | 2017-05-10 | 杭州新世纪能源环保工程股份有限公司 | Novel superheater hoisting installation |
-
2018
- 2018-10-10 CN CN201811178215.7A patent/CN109099411B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08296807A (en) * | 1995-04-24 | 1996-11-12 | Mitsubishi Heavy Ind Ltd | Support device for vertical flow type boiler |
| JPH08303705A (en) * | 1995-05-08 | 1996-11-22 | Babcock Hitachi Kk | Supporting structure of heat transfer tube |
| CN201547750U (en) * | 2009-11-30 | 2010-08-11 | 上海锅炉厂有限公司 | Hanger plate suspension structure used for coiled pipe screen |
| CN201606864U (en) * | 2009-12-23 | 2010-10-13 | 上海锅炉厂有限公司 | Suspended structure used for snakelike tube panel |
| CN101788140A (en) * | 2009-12-28 | 2010-07-28 | 上海锅炉厂有限公司 | Suspension structure of pendent tube used for S-shaped tube panel |
| CN201842567U (en) * | 2010-04-22 | 2011-05-25 | 东方日立锅炉有限公司 | Lifting frame for modular tube panel of waste heat boiler |
| CN202188486U (en) * | 2011-08-15 | 2012-04-11 | 哈尔滨哈锅锅炉工程技术有限公司 | Hanging device of undamaged heating surface of boiler of serpentine tube |
| CN205535731U (en) * | 2016-04-11 | 2016-08-31 | 东方电气集团东方锅炉股份有限公司 | Hang a tub strutting arrangement suitable for snakelike tube panel of wide pitch |
| CN205807395U (en) * | 2016-07-26 | 2016-12-14 | 哈尔滨哈锅锅炉容器工程有限责任公司 | Erecting by overhang for fluidized-bed combustion boiler back-end surfaces |
| CN106642063A (en) * | 2016-12-22 | 2017-05-10 | 杭州新世纪能源环保工程股份有限公司 | Novel superheater hoisting installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109099411B (en) | 2023-09-29 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A suspended pipe structure for boiler heating surface tube screen Effective date of registration: 20231219 Granted publication date: 20230929 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: HARBIN HAGUO BOILER ENGINEERING TECHNOLOGY CO.,LTD. Registration number: Y2023230000109 |
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