CN208936139U - 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
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- CN208936139U CN208936139U CN201821646391.4U CN201821646391U CN208936139U CN 208936139 U CN208936139 U CN 208936139U CN 201821646391 U CN201821646391 U CN 201821646391U CN 208936139 U CN208936139 U CN 208936139U
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- heating surface
- tube panel
- column pipe
- boiler
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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 utility model provides two kinds of different directions and improves, 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 utility model, 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 utility model is used for boiler technology field.
Description
Technical field
The utility model relates to a kind of column pipe structures, and in particular to a kind of boiler heating surface tube panel column pipe structure, this
Utility model belongs 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.
Utility model content
The purpose of this utility model 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 solution of the utility model is:
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 utility model 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 the overhung construction of the utility model, do not changed after thermodynamic computing and changed
Heating rate reduces the quantity that column pipe passes through heating surface tube panel, can mitigate assembly difficulty significantly and shorten the assembly duration, and mitigate
Heating surface total weight, saves material.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
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 is the structural schematic diagram of existing suspention beam and tube panel；
Fig. 8 is the top view of Fig. 7；
Fig. 9 is the side view of Fig. 8；Figure 10 is the C-C cross-sectional view of Fig. 9；Figure 11 is the D-D cross-sectional view of Fig. 9；
Figure 12 is the assembling schematic diagram of existing erecting by overhang Yu heating surface 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 shape swing pipes 3
It is connected positioned at the end for hanging 4 upper surface of pipe fixing device by bend pipe 7, two 5 side by side parallel of pin shaft settings are in the fixed dress of swing pipe
The rear and front end set, and the both ends of each pin shaft 5 are hung pipe fixing device 4 with two and are connect, the middle part of suspending assembly 6 and pin shaft 5
Connection.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 the structure of the utility model, while being increased
In the case where adding heating surface area, in the case where not influencing heating surface heat transfer rate, it is longitudinal can suitably to reduce heating surface tube panel
Number of rows is reduced 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, it is characterised in that: a kind of boiler heating surface tube panel column pipe knot
Structure includes multiple U-tubes (1), two hanging pipes (2) and multiple suspension units, and multiple suspension units are arranged side by side, adjacent
By the connection of U-tube (1) between two suspension units, positioned at both ends two suspension units respectively with two
Hanging pipe (2) connection.
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) pass through bend pipe (7) positioned at the end for hanging pipe fixing device (4) upper surface and connect, two pin shafts (5)
The rear and front end for hanging pipe fixing device is arranged in side by side parallel, and pipe fixing device (4) are hung with two in the both ends of each pin shaft (5)
Connection, suspending assembly (6) are 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 (2) of facial canal screen column pipe structure is equipped with a hanging ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821646391.4U CN208936139U (en) | 2018-10-10 | 2018-10-10 | A kind of boiler heating surface tube panel column pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821646391.4U CN208936139U (en) | 2018-10-10 | 2018-10-10 | A kind of boiler heating surface tube panel column pipe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208936139U true CN208936139U (en) | 2019-06-04 |
Family
ID=66724231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821646391.4U Active CN208936139U (en) | 2018-10-10 | 2018-10-10 | A kind of boiler heating surface tube panel column pipe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208936139U (en) |
-
2018
- 2018-10-10 CN CN201821646391.4U patent/CN208936139U/en active Active
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