CN201100646Y - Residue cooler for dual cooling roller - Google Patents
Residue cooler for dual cooling roller Download PDFInfo
- Publication number
- CN201100646Y CN201100646Y CNU2007201535748U CN200720153574U CN201100646Y CN 201100646 Y CN201100646 Y CN 201100646Y CN U2007201535748 U CNU2007201535748 U CN U2007201535748U CN 200720153574 U CN200720153574 U CN 200720153574U CN 201100646 Y CN201100646 Y CN 201100646Y
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- Prior art keywords
- slag
- residue
- pipe
- cooling
- funnel
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Abstract
An ash residue cooler with double cooling rollers relates to a boiler auxiliary machine, which comprises a base, a roller, a plurality of residue transporting tubes with built-in screw blades, a cooling water core tube and a drive-pipe, a residue inlet cone cylinder, a driving device, a residue inlet device, a cooling water joint and an electric control system, wherein an air-induced opening which is connected with a draught fan is installed on one side of the residue inlet box, radiating fins are installed on the surface of the residue transporting tubes, an anti-wear tube is sleeved in a funnel takeover, protective paint layers are painted on the inner surface of the residue inlet cone cylinder, the inner wall of the transporting tube and the surface of the screw blades. The ash residue cooler has the advantages that the air-induced opening is additionally installed and connected with the draught fan on the basis of the existing cooling water, then double cooling, namely air cooling and water cooling are realized on the ash residue cooler, simultaneously, the radiating fins are additionally installed on the surface of the residue transporting tubes, which improves the effect and the efficiency of hot residue cooling and the heat coefficient of recovery, and saves energy and protects the environment. The resisting high temperature and abrasion inner drive-pipe is installed in the residue inlet funnel takeover, the surfaces of hot residue throughflow components are coated with the protective paint layers, which improves the performances of resisting high temperature and abrasion of the device and prolongs the service life of the device.
Description
Technical field:
The utility model relates to boiler auxiliary equipment, specifically is meant a kind of cold slag machine that aims at circulating fluidized bed boiler warm sludge cooling usefulness.
Background technology:
The slag temperature very high (about 1000 ℃) that boiler of power plant burning back is discharged is unfavorable for transportation, and causes heat waste, at present, the warm sludge cooling, the one, indigenous method is poured warm sludge into cooling pond, and the cooling back is pulled out with grab bucket, efficient is low, and heat can not reclaim, and belongs to backward technology and substantially need not; The 2nd, use more barrel slag cooler at present, it is the slag-transporting pipe that many built-in flights are installed in cylinder, warm sludge enters each slag-transporting pipe by slag input funnel, adapter, bend pipe, awl tube, rotation with cylinder, warm sludge rolls moving in slag-transporting pipe under the flight guide functions forward, and cooling water is entered in the cylinder by cooling water pipe, discharges through the core pipe again, so heat exchange makes the warm sludge cooling.Existing cold slag machine has following some deficiency: the one,, only pass through water cooling, it is not high that heat exchanger effectiveness still shows, the 2nd,, the slag input funnel is taken over the high temperature warm sludge that contact has just added, and frictional force is big, service life short, rapid wear, the 3rd,, warm sludge passage component such as slag input awl tube, slag-transporting pipe, flight are subjected to the friction of high temperature furnace slag, serious wear.
Summary of the invention:
The utility model is at the deficiency and the defective of existing cold slag machine, is improved, and a kind of air-cooled, two cold slag machines of chilling roll of water-cooled are provided, and reaches the purpose of heat exchanger effectiveness height, heat recovery rate height, energy-conserving and environment-protective, long service life.
The foregoing invention purpose takes following technical scheme to be implemented: the cold slag machine of two chilling rolls, comprise base 1, cylinder 2, the slag-transporting pipe 11 of many built-in flights 12 in the cylinder, drum cavity center cooling water core pipe 20 its sleeve pipes 16, the slag input of end awl tube 14 in the cylinder, the transmission device that constitutes by motor 3 reductors 4 gear rings 5 grades, take over the slag input device that 22 bend pipes 24 and slag input case 25 constitute by slag input funnel 21 funnels, the warter connection 29 that constitutes by water inlet pipe 30 outlet pipes 32 grades, and electric-control system, described slag input case 25 1 sides are provided with air-vent 37 and connect air-introduced machine.
Preferred version of the present utility model is that described slag-transporting pipe 11 surfaces are provided with radiating fin 13; Described funnel is taken over 22 and is had wear-resisting inner sleeve 23; The surface of slag input awl tube 14 inner surfaces, slag-transporting pipe 11 inwalls and flight 12 scribbles protective coating layer 15.
Advantage of the present utility model is, on existing water cooling basis, set up air-vent and connect air-introduced machine in slag input case one side, extraneous cold wind enters slag-transporting pipe and the reverse convection current of warm sludge through slag-drip opening, discharges through awl tube, slag input case, air-vent, air-introduced machine then, makes this cold slag machine realize the two coolings of air-cooled, water-cooled, simultaneously, radiating fin is set up on the slag-transporting pipe surface, has improved warm sludge cooling effect and heat exchanger effectiveness, has improved the heat recovery rate.Funnel is taken over has increased the heat resistant and wear resistant inner sleeve, and the surface applied protective coating layer of slag input awl tube inner surface, slag-transporting pipe inwall and flight has improved high temperature resistant, the anti-wear performance of parts, has prolonged service life of equipment.
Description of drawings:
Accompanying drawing 1 the utility model front view
Accompanying drawing 2 the utility model slag inputs awl tube vertical section partial enlarged drawing I
Accompanying drawing 3 the utility model right views
Accompanying drawing 4 the utility model funnels are taken over vertical section partial enlarged drawing H
Accompanying drawing 5 the utility model cylinder A-A profiles
Accompanying drawing 6 the utility model slag-transporting pipe vertical section partial enlarged drawing III
The specific embodiment:
The structure of two cold slag machines of chilling roll comprises base 1, drum apparatus, transmission device, slag input device, warter connection, air cooling equipment and all parts of electric-control system shown in accompanying drawing 1 the utility model front view.Have many inwalls in the cylinder and install the slag-transporting pipe 11 (as shown in Figure 5) of flight 12, present embodiment is 10 slag-transporting pipes, evenly distributes along the inner wall of rotary drum circumference, and its two ends mouth of pipe is welded on the cylinder two end tube sheets.For improving heat exchanger effectiveness, be welded with radiating fin 13 in slag-transporting pipe 11 outer surfaces, every tube wall welds 4 block length strip radiating fins vertically.Establish slag input awl tube 14 in the cylinder slag input end, its big mouthful and tube sheet welding cover the slag-transporting pipe mouth of pipe.Cylindrical shell is provided with safety exhaust 10.The drum cavity center is provided with the sleeve pipe 16 that cooling water core pipe 20 and head end are provided with apopore 17, core pipe 20 other end openings 19 be in the cover tube 18 of bringing water hole 18 into ' in.The slag input device comprises slag input funnel 21, funnel adapter 22, bend pipe 24 and slag input case 25, and bend pipe 24 is in slag input case 25 inserts awl tube 14, and the slag input case has opening and is provided with interface outer cover 26 with the sidewall that cylinder is connected mutually.22 wear-resisting, high temperature resistant, not fragile for the funnel that is connected with slag input funnel 21 is taken over, set up protecting pipe 23 (as shown in Figure 4) in taking in 22, this Guan Youtie, aluminium, aluminosilicate alloy material are cast.Slag input case 25 1 sides are set up air-vent 37 (as shown in Figure 3) and are connected the air-introduced machine (not shown).Transmission device by motor 3, reductor 4, cylinder gear ring 5, chain 6, guard shield 8, backing ring 8, roller 9 constitute rotates cylinder through the chain transmission.Actuator drives cylinder and cooling device rotate synchronously, and warm sludge enters in the defeated slag tube 11 through slag input funnel 21, funnel adapter 22, bend pipe 24, awl tube 14, constantly rolls, throws, stirs under the flight guide functions, moves to slag notch.Warter connection 29 comprises water inlet pipe 30, outlet pipe 32, core pipe 20 and sleeve pipe 16, sleeve pipe 16 its inlet openings 31 are opened in the water inlet pipe tube chamber, core pipe 20 its delivery ports 33 are in the outlet pipe tube chamber, core Guan Yuqi sleeve pipe docks with the core pipe and the sleeve pipe of cylinder through flange 37, cooling water is entered in the sleeve pipe 16 by inlet opening 31 by water inlet pipe 30, enter drum cavity by sleeve pipe apopore 17, water after heat exchange by the cover tube 18 that is in the other end in the cylinder ' pore 18 and core water inlet tube mouth 19 enter core pipe 20, discharge through outlet pipe 32 by the delivery port 33 of the core pipe other end again, core pipe 20 is installed on the warter connection inner chamber by bearing 34, the core pipe, be filled with 35 lubricated and sealings of graphite grazing filler between sleeve pipe and joint endoporus.Chilled water unit provides the cooling water of convection current in the cylinder, and warm sludge carries out heat exchange by slag-transporting pipe wall and cooling water, and the hot water after the exchange is discharged through the warter connection outlet pipe and recycled, and has realized cold slag machine water cooling.Extraneous cold wind enters slag-transporting pipe 11 through slag-drip opening 28, slag-drip opening guard shield 27, carries out heat exchange with the warm sludge reverse flow, and the hot blast after the exchange is discharged and recycled through slag input awl tube, slag input case, air-vent, air-introduced machine, has realized the air cooling of cold slag machine.Be provided with temperature measurer socket (not shown) in water inlet pipe 30 and outlet pipe 32 and slag-drip opening 28, insert temperature element and control circuit and constitute control system, and there is detection probe to place in addition and detects bed pressure and bed thickness in the boiler, according to various detected parameters, cooling water flow velocity flow, drum rotation speed, air-introduced machine rotating speed etc. are controlled in real time, make deslagging temperature meet specification requirement, cool off in below 150 ℃.Slag input awl tube 14 inner surfaces, slag-transporting pipe 11 inwalls and flight 12 surfaces all scribble protective coating layer 15 (shown in accompanying drawing 2,6), to improve wear-resisting, the resistance to elevated temperatures of these parts.Protective coating layer 15 is dosed diamond dust (SiC) abrasive material or corundum (AI2O3) abrasive material or seat clay by silicate or phosphate inorganic adhesive and is made, and present embodiment adopts the phosphate inorganic adhesive to dose seat clay and makes, and is painted on the surface of above-mentioned parts.
Claims (3)
1. one kind aims at the cold slag machine of two chilling rolls that the circulating fluidized bed boiler warm sludge cools off usefulness, comprise base (1), cylinder (2), the slag-transporting pipe (11) of many built-in flights (12) in the cylinder, drum cavity center cooling water core pipe (20) and sleeve pipe (16) thereof, the slag input of end awl tube (14) in the cylinder, transmission device by motor (3) reductor (4) gear ring (5) chain (6) backing ring (8) roller (9) formation, take over the slag input device that (22) slag input bend pipe (24) slag input case (25) constitutes by slag input funnel (21) funnel, warter connection (29) by water inlet pipe (30) outlet pipe (32) formation, and the control system that constitutes by temperature element and control circuit, it is characterized in that slag input case (25) one sides are provided with air-vent (37) and connect air-introduced machine.
2. according to the cold slag machine of described pair of chilling roll of claim 1, it is characterized in that slag-transporting pipe (11) surface has radiating fin (13).
3. according to claim 1 or 2 described pairs of cold slag machines of chilling roll, it is characterized in that funnel is taken over (22) and had wear-resisting inner sleeve (23); Slag input awl tube (14) inner surface, slag-transporting pipe (11) inwall and flight (12) surface scribble protective coating layer (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201535748U CN201100646Y (en) | 2007-06-13 | 2007-06-13 | Residue cooler for dual cooling roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201535748U CN201100646Y (en) | 2007-06-13 | 2007-06-13 | Residue cooler for dual cooling roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201100646Y true CN201100646Y (en) | 2008-08-13 |
Family
ID=39937180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201535748U Expired - Lifetime CN201100646Y (en) | 2007-06-13 | 2007-06-13 | Residue cooler for dual cooling roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201100646Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101660759B (en) * | 2009-09-14 | 2011-01-12 | 四川龙麟锅炉设备有限责任公司 | Film-type water-cooling lining wear-resistant plastic slag-roughing device |
| CN102075019A (en) * | 2010-12-12 | 2011-05-25 | 南车株洲电机有限公司 | Forced-air cooling method and device for slurry pump motor of petroleum drilling machine |
| CN102261831A (en) * | 2011-07-11 | 2011-11-30 | 王远大 | Air cooling device matched with drying equipment |
| CN103672931A (en) * | 2013-12-24 | 2014-03-26 | 章丘市盛隆锅炉设备有限公司 | Slag cooler |
| CN106949463A (en) * | 2017-05-03 | 2017-07-14 | 四川钜鼎节能环保科技有限公司 | A kind of membrane wall effective cold slag |
| CN107013929A (en) * | 2017-04-22 | 2017-08-04 | 杨松 | A kind of application method for handling the absorption special lag cooler of VOCs waste gas solid waste accumulation of heat second-time burning purifiers |
| CN113432136A (en) * | 2021-05-25 | 2021-09-24 | 吴佳毅 | Roller mechanism of slag cooler for thermal power station |
| CN113432137A (en) * | 2021-05-27 | 2021-09-24 | 陈小涛 | Slag inlet pipe mechanism of roller slag cooler |
-
2007
- 2007-06-13 CN CNU2007201535748U patent/CN201100646Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101660759B (en) * | 2009-09-14 | 2011-01-12 | 四川龙麟锅炉设备有限责任公司 | Film-type water-cooling lining wear-resistant plastic slag-roughing device |
| CN102075019A (en) * | 2010-12-12 | 2011-05-25 | 南车株洲电机有限公司 | Forced-air cooling method and device for slurry pump motor of petroleum drilling machine |
| CN102075019B (en) * | 2010-12-12 | 2013-04-17 | 南车株洲电机有限公司 | Forced-air cooling method and device for slurry pump motor of petroleum drilling machine |
| CN102261831A (en) * | 2011-07-11 | 2011-11-30 | 王远大 | Air cooling device matched with drying equipment |
| CN103672931A (en) * | 2013-12-24 | 2014-03-26 | 章丘市盛隆锅炉设备有限公司 | Slag cooler |
| CN107013929A (en) * | 2017-04-22 | 2017-08-04 | 杨松 | A kind of application method for handling the absorption special lag cooler of VOCs waste gas solid waste accumulation of heat second-time burning purifiers |
| CN107013929B (en) * | 2017-04-22 | 2018-11-09 | 杨松 | A kind of application method of the processing absorption special lag cooler of VOCs exhaust gas solid waste accumulation of heat second-time burning purifiers |
| CN106949463A (en) * | 2017-05-03 | 2017-07-14 | 四川钜鼎节能环保科技有限公司 | A kind of membrane wall effective cold slag |
| CN113432136A (en) * | 2021-05-25 | 2021-09-24 | 吴佳毅 | Roller mechanism of slag cooler for thermal power station |
| CN113432136B (en) * | 2021-05-25 | 2022-09-27 | 临涣中利发电有限公司 | Roller mechanism of slag cooler for thermal power station |
| CN113432137A (en) * | 2021-05-27 | 2021-09-24 | 陈小涛 | Slag inlet pipe mechanism of roller slag cooler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080813 |