CN205640883U - Afterbody shaft area wear resisting structure's circulation bed conduction oil boiler - Google Patents
Afterbody shaft area wear resisting structure's circulation bed conduction oil boiler Download PDFInfo
- Publication number
- CN205640883U CN205640883U CN201620417703.9U CN201620417703U CN205640883U CN 205640883 U CN205640883 U CN 205640883U CN 201620417703 U CN201620417703 U CN 201620417703U CN 205640883 U CN205640883 U CN 205640883U
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- CN
- China
- Prior art keywords
- flue
- wall
- coil pipe
- abrasionproof
- proofing
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to an afterbody shaft area wear resisting structure's circulation bed conduction oil boiler, including a flu, the flue is equipped with flue back wall, flue qian qiang and two side flue, flue back wall middle part inner wall is equipped with the abrasionproof fire -proofing flue middle part inner wall is equipped with many genshui square position pipe, the lower part is equipped with a plurality of convection banks in the flue, the abrasionproof fire -proofing is triangle -shaped, the high h of abrasionproof fire -proofing, width delta 1, the diameter d of horizontal coil pipe, H= (3~10) d, delta 1= (0.5~2) d: horizontal coil pipe with the portion is inboard apart from delta 2 on the wall before the flue, 2 >= 0.5d of delta, two side flue inner walls of horizontal coil pipe distance apart from delta 3, delta 3= (0.5~2) d. The beneficial effects of the utility model are that: be equipped with the abrasionproof fire -proofing through inner wall in the middle part of the flue back wall and avoided the horizontal coil pipe of wearing and tearing, its simple structure, a great deal of advantages such as processing convenient and fast.
Description
Technical field
This utility model relates to heat-transfer device technical field, particularly relates to a kind of tail vertical well band abrasion-proof structure
Circulation fluidized bed heat conducting oil boiler.
Background technology
Boiler uses single drum, natural circulation mode, is divided into front portion and two vertical shafts of afterbody generally.Before
Portion's vertical shaft is for always to hang structure, and surrounding is made up of fin panel casing.From bottom to top, be followed successively by air compartment,
Emulsion zone, dilute-phase zone, back-end ductwork is followed successively by high temperature superheater, low temperature superheater from top to bottom and saves coal
Device, air preheater.Tail vertical well uses supporting construction, by vertical cyclone separator phase between two vertical shafts
Connection, separator bottom couples loop back device and ash cooler.Enter at separator ash-laden gas out
Heated coil face and convection heating surface, easily cause the abrasion of this position heat pipe, needs shutdown maintenance, consumption
Take a large amount of manpower and materials, affect the shortcomings such as work efficiency.
Utility model content
For weak point present in the problems referred to above, this utility model provides a kind of tail vertical well band abrasionproof
The circulation fluidized bed heat conducting oil boiler of structure.
For achieving the above object, this utility model provides the circulation fluidized bed of a kind of tail vertical well band abrasion-proof structure to lead
Hot oil boiler includes that flue, described flue are provided with wall after flue, flue front wall and both sides flue；
After described flue, in the middle part of wall, inwall is provided with abrasionproof fire-proofing, and in the middle part of described flue, inwall is provided with many
Root horizontal coil pipe, in described flue, bottom is provided with multiple convection bank；
Described abrasionproof fire-proofing is triangular in shape, the height h of described abrasionproof fire-proofing, width δ 1；
The diameter d of described horizontal coil pipe；
H=(3～10) d, δ 1=(0.5～2) d:
Described horizontal coil pipe and distance δ 2 of described flue front wall upper inner；
δ2≥0.5d；
Distance δ 3 of described horizontal coil pipe distance both sides flue inner wall；
δ 3=(0.5～2) d.
Improving further as this utility model, described flue is flaring mouth-shaped, smooth excessively.
Improving further as this utility model, described convection bank upper wall is provided with triangle abrasion-proof cover plate,
Described abrasion-proof cover plate two wing plate length L；
Described convection bank diameter D, described abrasion-proof cover plate within angle γ；
L=(0.5+x) D/tg γ, wherein x is parametric coefficients, x=(0.2～0.5).
Improving further as this utility model, described convection bank is in-line arrangement.
The beneficial effects of the utility model are: be provided with abrasionproof fire-proofing by inwall in the middle part of wall after flue
Avoid wear levels coil pipe, its simple in construction, the plurality of advantages such as fast easy to process.
Accompanying drawing explanation
Fig. 1 is the structure of the circulation fluidized bed heat conducting oil boiler of this utility model a kind of tail vertical well band abrasion-proof structure
Schematic diagram；
Fig. 2 be in Fig. 1 A-A to sectional view；
Fig. 3 is the convection current of the circulation fluidized bed heat conducting oil boiler of this utility model a kind of tail vertical well band abrasion-proof structure
The sectional view of tube bank.
In figure: 1, flue front wall；2, wall after flue；3, abrasionproof fire-proofing；4, horizontal coil pipe；5、
Both sides flue；6, convection bank；601, triangle abrasion-proof cover plate.
Detailed description of the invention
As Figure 1-3, the circulation fluidized bed of a kind of tail vertical well band abrasion-proof structure of this utility model embodiment is led
Hot oil boiler, including flue, flue is provided with wall 2 after flue, flue front wall 1 and both sides flue 5, flue
In the middle part of rear wall 2, inwall is provided with abrasionproof fire-proofing 3, and this abrasionproof fire-proofing is conventional abrasionproof refractory material,
In the middle part of flue, inwall is provided with many horizontal coil pipe 4, and in flue, bottom is provided with multiple convection bank 6.Abrasionproof
Fire-proofing 3 is triangular in shape, the height h of abrasionproof fire-proofing 3, width δ 1；Horizontal coil pipe 4 straight
Footpath d；H=(3～10) d, δ 1=(0.5～2) d: horizontal coil pipe 4 and distance δ of flue front wall 1 upper inner
2；δ2≥0.5d；Horizontal coil pipe 4 is apart from distance δ 3 of both sides flue 5 inwall；δ 3=(0.5～2) d.
Flue is flaring mouth-shaped, smooth excessively.Convection bank 6 upper wall is provided with triangle abrasion-proof cover plate 601, anti-
601 liang of wing plate length L of flat grinding, convection bank 6 diameter D, abrasion-proof cover plate 601 within angle γ；
L=(0.5+x) D/tg γ, wherein x is parametric coefficients, x=(0.2～0.5), and convection bank 6 is in-line arrangement.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model,
For a person skilled in the art, this utility model can have various modifications and variations.All in this reality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, all should comprise
Within protection domain of the present utility model.
Claims (4)
1. a circulation fluidized bed heat conducting oil boiler for tail vertical well band abrasion-proof structure, including flue, described flue
It is provided with wall (2) after flue, flue front wall (1) and both sides flue (5), it is characterised in that:
After described flue wall (2) middle part inwall be provided with abrasionproof fire-proofing (3), in the middle part of described flue in
Wall is provided with many horizontal coil pipe (4), and in described flue, bottom is provided with multiple convection bank (6)；
Described abrasionproof fire-proofing (3) is triangular in shape, the height h of described abrasionproof fire-proofing (3), wide
Degree δ 1；
The diameter d of described horizontal coil pipe (4)；
H=(3～10) d, δ 1=(0.5～2) d:
Described horizontal coil pipe (4) and distance δ 2 of described flue front wall (1) upper inner；
δ2≥0.5d；
Distance δ 3 of described horizontal coil pipe (4) distance both sides flue (5) inwall；
δ 3=(0.5～2) d.
The circulation fluidized bed heat conducting oil boiler of tail vertical well band abrasion-proof structure the most according to claim 1, its
Be characterised by: described flue is flaring mouth-shaped, smooth excessively.
The circulation fluidized bed heat conducting oil boiler of tail vertical well band abrasion-proof structure the most according to claim 1, its
It is characterised by: described convection bank (6) upper wall is provided with triangle abrasion-proof cover plate (601), described anti-wear cover
Plate (601) two wing plate length L；
Described convection bank (6) diameter D, described abrasion-proof cover plate (601) within angle γ；
L=(0.5+x) D/tg γ, wherein x is parametric coefficients, x=(0.2～0.5).
The circulation fluidized bed heat conducting oil boiler of tail vertical well band abrasion-proof structure the most according to claim 3, its
It is characterised by: described convection bank (6) is in-line arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417703.9U CN205640883U (en) | 2016-05-10 | 2016-05-10 | Afterbody shaft area wear resisting structure's circulation bed conduction oil boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417703.9U CN205640883U (en) | 2016-05-10 | 2016-05-10 | Afterbody shaft area wear resisting structure's circulation bed conduction oil boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205640883U true CN205640883U (en) | 2016-10-12 |
Family
ID=57059691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620417703.9U Withdrawn - After Issue CN205640883U (en) | 2016-05-10 | 2016-05-10 | Afterbody shaft area wear resisting structure's circulation bed conduction oil boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205640883U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782961A (en) * | 2016-05-10 | 2016-07-20 | 北京亚高科能源科技有限公司 | Tail shaft circulating fluidized bed heat conducting oil boiler with abrasion resistant structure |
| CN107655019A (en) * | 2017-10-10 | 2018-02-02 | 苏州海陆重工股份有限公司 | Wall and downward-flow flue front wall junction abrasion-proof structure after waste heat boiler uptake flue |
-
2016
- 2016-05-10 CN CN201620417703.9U patent/CN205640883U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782961A (en) * | 2016-05-10 | 2016-07-20 | 北京亚高科能源科技有限公司 | Tail shaft circulating fluidized bed heat conducting oil boiler with abrasion resistant structure |
| CN107655019A (en) * | 2017-10-10 | 2018-02-02 | 苏州海陆重工股份有限公司 | Wall and downward-flow flue front wall junction abrasion-proof structure after waste heat boiler uptake flue |
| CN107655019B (en) * | 2017-10-10 | 2023-07-28 | 苏州海陆重工股份有限公司 | Anti-wear structure for joint of back wall of rising flue and front wall of falling flue of waste heat boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161012 Effective date of abandoning: 20170825 |