CN203744242U - Low-energy and maintenance-free boiler slag cooler for circulating fluidized bed - Google Patents
Low-energy and maintenance-free boiler slag cooler for circulating fluidized bed Download PDFInfo
- Publication number
- CN203744242U CN203744242U CN201420048526.2U CN201420048526U CN203744242U CN 203744242 U CN203744242 U CN 203744242U CN 201420048526 U CN201420048526 U CN 201420048526U CN 203744242 U CN203744242 U CN 203744242U
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- China
- Prior art keywords
- slag
- cylinder
- base
- notch
- drive motors
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- Expired - Lifetime
Links
- 239000010884 boiler slag Substances 0.000 title abstract 2
- 239000002893 slag Substances 0.000 claims abstract description 86
- 239000000498 cooling water Substances 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 239000003818 cinder Substances 0.000 claims description 16
- 238000005265 energy consumption Methods 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000010992 reflux Methods 0.000 claims description 2
- 230000000979 retarding effect Effects 0.000 abstract 1
- 238000010408 sweeping Methods 0.000 abstract 1
- 230000007704 transition Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
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- Furnace Details (AREA)
Abstract
The utility model discloses a low-energy and maintenance-free boiler slag cooler for a circulating fluidized bed, and relates to a boiler supporting facility. A roller is fixed on a base through support bearings at two ends, and connected with a retarding mechanism through a drive motor; a plurality of round rollers with inner spiral baffles in the internal parts are arranged inside the roller; the base (1) is formed by welding square steel and joist steel; a bolt hole is formed in the base; the lower half parts of support bearings (2) are arranged at two ends of the base; the upper half parts of support bearings (2) are also arranged on the support bearings (2); the upper and lower parts are merged together; a roller is arranged at the central position of the merged part; a round pipe is arranged inside the roller (5); the inner spiral baffle plates are welded inside the round pipe; space transition sections are arranged at a slag inlet (4) and a slag outlet (8) of the roller; the round pipe is arranged at the slag inlet (4); the slag outlet (8) is formed in one side of the drive motor (6) of the slag cooler; a cooling water inlet (9) is formed in one side in which the drive motor (6) and the slag outlet (8) are formed. The cooler saves electric energy by 30-40%, a wearing part is avoided, the investment for accessory equipment of the slag cooler is reduced, and the sweeping of the internal part of the slag cooler in machine halt is ensured.
Description
Technical field
The utility model relates to a kind of boiler auxiliary equipment, particularly relates to the cold slag machine of the non-maintaining CFBB of a kind of low energy consumption.
Background technology
Slag cooler for fluid bed boiler belongs to cylinder type cold slag machine.For a long time, CFBB slagging-off problem comes into one's own always.The slag cooler of common cycle fluidized-bed combustion boiler is mechanical to be had: the cold slag machine of water cooling cold cinder machine, cylinder type cold slag machine and oscillatory type.At present cylinder type cold slag machine volume is large, energy consumption is high, often need repairing and safeguard, operation is not very stable.For the feature of the cold slag machine of conventional rollers formula, carry out improving and designed the non-maintaining circular flow of a kind of low energy consumption and change a boiler cold slag machine.
Summary of the invention
The purpose of this utility model is to provide the non-maintaining CFBB of a kind of low energy consumption cold slag machine; this equipment adopts bearings mode; reduce the friction effect of roller-type; save electric energy 30-40%; without consumable accessory; reduced the investment of cold slag machine auxiliary device, device inside is provided with slag from cleaning function, carries out the cleaning of device interior while ensureing shutdown.
The purpose of this utility model is achieved through the following technical solutions:
The cold slag machine of the non-maintaining CFBB of low energy consumption, described boiler cold slag machine comprises base, spring bearing, accident slag-drip opening, enters cinder notch, cylinder, drive motors, chilled water protective device, slag notch, cooling water inlet and delivery port; Cylinder is fixed on base by the spring bearing at two ends, and cylinder connects reducing gear by drive motors and connects, and arranges the round cylinder of many inside with inside spin baffle plate in cylinder; Base is welded into by square steel and I-steel, and base has bolt hole, and base two ends are the latter halfs of spring bearing, and spring bearing 2 is also provided with the first half, and upper and lower two parts are combined together, center mounting rotary drum; Cylinder inside is provided with pipe, in pipe, weld inside spin baffle plate, cylinder enter cinder notch 4 and slag notch is provided with space changeover portion, enter cinder notch configuration pipe, slag notch is located at drive motors one side of this equipment, and cooling water inlet is located at drive motors and slag notch one side, for reflux type is arranged, first drive motors is connected with deceleration device, is then connected with the gear of cylinder.
The cold slag machine of the non-maintaining CFBB of described low energy consumption, described in enter below cinder notch to be provided with accident slag-drip opening, accident slag-drip opening and on-the-spot accident deslagging treatment system are joined.
The cold slag machine of the non-maintaining CFBB of described low energy consumption, described slag notch is that square opening is slagged tap, directly joins with the cooling rear slag equipment of reception,
Advantage of the present utility model and effect are:
1. low energy consumption.This equipment adopts bearings mode, has reduced greatly the friction effect of roller-type, has reduced to a certain extent exerting oneself of motor, has saved electric energy, and the identical equipment of exerting oneself of the same type can be saved electric energy 30-40%.
2. non-maintaining.Carrying roller maintenance and the maintenance work that need to be frequent with being subject to the seriously polluted of slag thing easy to wear of tradition roller-type barrel slag cooler.This equipment adopts bearings to avoid the appearance of above problem.The stable operation of equipment can not keeped in repair and be safeguarded, equipment service condition is good, there is no consumable accessory.
3. good cooling results.In the cylinder of this equipment, be provided with the many cylinders with internal thread baffle plate, in the cylinder of slag in cylinder, roll, fully contact with the cooling water in cylinder, heat exchange area strengthens, slag outlet temperature can be reduced to below 50 DEG C, lower 40 ~ 50 DEG C than traditional cylinder type cold slag machine tapping temperature.
4. cold slag machine auxiliary device cost reduces.Mention tapping temperature above below 50 DEG C, slag tap and can directly utilize Belt Conveying, reduced greatly the investment of cold slag machine auxiliary device.
5. hydraulic pressure water level protection.Confidential the asking of cold slag must can not be interrupted chilled(cooling) water supply (CWS), and this equipment is provided with water level protection device, works as low-water alarm, prevents device damage.
6. equipment is from cleaning.This device inside is provided with slag from cleaning function, ensures to carry out the cleaning of device interior while shutdown, ensures to enable next time safety.
Brief description of the drawings
Fig. 1 is the utility model overall structure schematic diagram;
Fig. 2 is that schematic diagram is looked on a left side of the utility model Fig. 1;
Fig. 3 is the schematic top plan view of the utility model Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, the utility model is described in further detail.
The cold slag machine of the non-maintaining CFBB of low energy consumption belongs to cylinder type cold slag machine.Mainly comprise: base, spring bearing, cylinder, enter the parts such as cinder notch, slag notch, cooling water inlet, drive motors, cooling water water level protection device composition.Cylinder is fixed on base by the spring bearing at two ends, and the rotation of cylinder connects reducing gear by drive motors and carrys out driven rotary, and velocity of rotation is very low general 4 ~ 8 revs/min, arranges the round cylinder of more than 20 inside with inside spin baffle plate in cylinder.
When after the drive motors energising of the equipment of giving, cylinder, under the drive of drive motors and decelerator, carries out low speed rotation.The slag of circulating fluidized bed boiler enters in cold slag machine by entering cinder notch, in many cylinders in cylinder, slag carries out heat exchange with the cooling water that passes into cold slag machine, slag is eased down to below 100 DEG C by 1000 DEG C, cooling water is carrying out cool cycles use after supercooling, or directly the cooling water of heating is utilized.Cooled slag is discharged cold slag machine by slag notch, has realized cold slag process.
Structure composition
Embodiment 1:
The cold slag machine of the non-maintaining CFBB of low energy consumption structure chart is shown in Fig. 1, Fig. 2, Fig. 3.This device mainly enters cinder notch, 5 cylinders, 6 drive motors, 7 chilled water protective devices, 8 slag notches, 9 cooling water inlets and delivery port etc. by 1 base, 2 spring bearings, 3 accident slag-drip openings, 4 and forms.
Base 1 is welded by square steel and I-steel, can fully meet the supporting power of equipment and the variation of certain stress of bringing of rotation according to design, and base has bolt hole, while facilitating equipment to install directly and foundation bolt carry out fastening.Are the latter halfs of spring bearing 2 at base two ends, when convenient installation, first carry out alignment, then whole cylinder is installed.Spring bearing 2 also has the first half, and upper and lower two parts are combined together guarantee equipment and can in spring bearing 2, safely and steadily run, and spring bearing adopts the rolling bearing of oil lubrication, has certain bearing capacity and lubricating ability.Cylinder 5 internal structures are the pipe of many diameter 219mm, in pipe, be welded into the inside spin baffle plate of height 50mm, ensure that slag flows to slag notch 8 along internal thread from entering cinder notch 4, different according to the radical of the different inner pipes that arrange of exerting oneself of equipment, the flow of cooling water space that Wei Cong cooling water inlet, space 9 outside every pipe enters, has completed the process of cooling of furnace slag at this.Owing to being formed by many pipes in cylinder, require enter cinder notch 4 and the slag notch 8 of cylinder to have certain space to enter the linking changeover portion of slag and deslagging, ensure that slag passes through smoothly, ensure that slag is difficult for exposing simultaneously.Enter cinder notch 4 is equipped with different-diameter pipe according to the difference of exerting oneself, first ensure slag flow into smoothly in cylinder, carry out cooling, its less important guarantee in high temperature furnace slag situation, distortion and accident generation are unlikely to be damaged.Below entering cinder notch 4, also have accident slag-drip opening 3, ensure can ensure that boiler normally moves when accident appears in this equipment, accident slag-drip opening 3 should join with on-the-spot accident deslagging treatment system.Slag notch 8 is in drive motors 6 one sides of this equipment, and slag notch 8 is slagged tap for square opening, directly joins with the cooling rear slag equipment of reception, because this equipment cooling effect is better, can directly carry out Belt Conveying.Cooling water inlet 9 is in drive motors 6 and slag notch 8 one sides, such layout belongs to counter-flow arrangement mode, the slag temperature that has ensured slag slag notch further reduces, improve cooling effect, reduced energy consumption, cooled cooling water is discharged rear temperature at 70 DEG C, can further utilize, also after can cooling, recycle, cooling water can be taked industry water or demineralized water.First drive motors 6 is connected with deceleration device, is then connected with the gear of cylinder, has ensured the slow-speed of revolution operation of cylinder.Chilled water protective device 7 belongs to the protection equipment of this system; this equipment must be worked under the guarantee of certain cooling water inflow, and when chilled water is during lower than the standard of specified cooling water inflow, this equipment gives the alarm; when serious, make equipment out of service, ensure device security stable operation.
When use, whether the each parts of checkout facility are intact, before starting, equipment carried out to simple dish and move.Whether the drive motors power supply that closes, makes equipment operation, observe and have abnormal sound and situation to occur.Pass into recirculated cooling water to cold slag machine, ensure that hydraulic pressure and the water yield are stable.Pass into slag to cold slag machine, carry out cooling.Detect cooling of furnace slag temperature and cooling water water level, guarantee equipment normally moves.Carry out cooling water inflow adjusting according to slag amount, guarantee cooling effect and save the water yield.The basic long-term operation of this equipment, will thoroughly clean when stoppage in transit.
Claims (3)
1. the cold slag machine of the non-maintaining CFBB of low energy consumption, it is characterized in that, described boiler cold slag machine comprises base, spring bearing, accident slag-drip opening, enters cinder notch, cylinder, drive motors, chilled water protective device, slag notch, cooling water inlet and delivery port; Cylinder is fixed on base by the spring bearing at two ends, and cylinder connects reducing gear by drive motors and connects, and arranges the round cylinder of many inside with inside spin baffle plate in cylinder; Base (1) is welded into by square steel and I-steel, base has bolt hole, and base two ends are the latter halfs of spring bearing (2), and spring bearing (2) is also provided with the first half, upper and lower two parts are combined together, center mounting rotary drum; Cylinder (5) inside is provided with pipe, in pipe, weld inside spin baffle plate, cylinder enter cinder notch (4) and slag notch (8) is provided with space changeover portion, enter cinder notch (4) configuration pipe, slag notch (8) is located at drive motors (6) one sides of this equipment, cooling water inlet (9) is located at drive motors (6) and slag notch (8) one sides, for reflux type is arranged, drive motors (6) is first connected with deceleration device, is then connected with the gear of cylinder.
2. the cold slag machine of the non-maintaining CFBB of low energy consumption according to claim 1, it is characterized in that, described enter cinder notch (4) be provided with accident slag-drip opening (3) below, accident slag-drip opening (3) joins with on-the-spot accident deslagging treatment system.
3. the cold slag machine of the non-maintaining CFBB of low energy consumption according to claim 2, is characterized in that, described slag notch (8) is slagged tap for square opening, directly joins with the cooling rear slag equipment of reception.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048526.2U CN203744242U (en) | 2014-01-26 | 2014-01-26 | Low-energy and maintenance-free boiler slag cooler for circulating fluidized bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048526.2U CN203744242U (en) | 2014-01-26 | 2014-01-26 | Low-energy and maintenance-free boiler slag cooler for circulating fluidized bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203744242U true CN203744242U (en) | 2014-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420048526.2U Expired - Lifetime CN203744242U (en) | 2014-01-26 | 2014-01-26 | Low-energy and maintenance-free boiler slag cooler for circulating fluidized bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203744242U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791492A (en) * | 2014-01-26 | 2014-05-14 | 沈阳工程学院 | Low-energy-consumption and maintenance-free circulating fluidized bed boiler slag cooling machine |
-
2014
- 2014-01-26 CN CN201420048526.2U patent/CN203744242U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791492A (en) * | 2014-01-26 | 2014-05-14 | 沈阳工程学院 | Low-energy-consumption and maintenance-free circulating fluidized bed boiler slag cooling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160809 Address after: 110136 Shenbei New Area, Liaoning, Shenyang North Road, No. 49, No. Patentee after: Shenyang Institute of Engineering University Science Park Limited Address before: Shenbei New Area Puchang road Shenyang City, Liaoning province 110136 No. 18 Patentee before: Shenyang Engineering College |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161116 Address after: A street in Shenyang Hunnan District of Liaoning province 110623 City Room 602 No. 7-3 Patentee after: Liaoning through the sale of electricity Limited by Share Ltd Address before: 110136 Shenbei New Area, Liaoning, Shenyang North Road, No. 49, No. Patentee before: Shenyang Institute of Engineering University Science Park Limited |