CN201014462Y - Cooling residue extraction mechanism of high temperature furnace slag - Google Patents
Cooling residue extraction mechanism of high temperature furnace slag Download PDFInfo
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- CN201014462Y CN201014462Y CNU2007201007450U CN200720100745U CN201014462Y CN 201014462 Y CN201014462 Y CN 201014462Y CN U2007201007450 U CNU2007201007450 U CN U2007201007450U CN 200720100745 U CN200720100745 U CN 200720100745U CN 201014462 Y CN201014462 Y CN 201014462Y
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- support roller
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Abstract
The utility model discloses a cooling and slag-discharge device for a high-temperature slag, which belongs to an auxiliary machine of the boiler. The slag-discharge device in the prior art has the defects of sophisticated structure, and bad slag sealing and ash sealing effect. The utility model comprises a drive mechanism, a cooling slag roller, a slag-discharge channel, a cooling water cavity, and a slag-enter device, a slag-enter chamber, a frame, and a riding-wheel device. The cooling slag roller is provided with a trunnion ring on the two riding-wheel combinations; the joint of the slag-enter device and the cooling slag roller is provided with a labyrinth-typed slag-sealing device, while the joint of the cooling slag roller and the slag-out chamber is provided with an ash-sealing device comprising a ring-shaped felt and a catch hoop. The utility model not only can effectively reduce slag temperature and realize continual slag-discharge, but also has the advantages of simple structure, easy manufacture, lost cost, easy installation, reliable operation, and excellent ash-sealing effect, etc.
Description
Technical field
The utility model relates to boiler accessory machinery, is a kind of cold-slag slagging equipment that is used for circulating fluidized bed boiler, equally also is applicable to the cooling and the eliminating of industrial sintering feed.
Background technology
In recent years, circulating fluidized bed boiler is owing to it has thermal efficiency height, coal adaptability is wide, and therefore advantages such as flue gas energy low-temp desulfurization are widely used in China.In addition, along with the tremendous development of industry, as the emergence of industries such as magnesium metal, active carbon, various sintering feeds also need cool off conveying.But the cold-slag slagging equipment supporting with it also is among the development at present, and present many units take artificial deslagging, promptly after boiler combustion operation a period of time, the high temperature furnace slag that produces is interrupted discharge.This deslagging mode can cause following adverse consequences: 1, furnace temperature or the high or low efficient that influences; 2, slag Wen Gaoda is 1000 ℃, and it is healthy that environment badly has a strong impact on the workman, and potential safety hazard is very big; 3, the existing most artificial eliminatings of adopting of the slag charge of magnesium metal generation, high temperature slag charge about 1200 ℃, come ground, can be decomposed into powdery after meeting wind, cause the severe contamination of environment, it is healthy to have a strong impact on the workman equally, and in order to address the above problem, people are managing to develop the reliable cold-slag slagging equipment of a kind of good cooling results.At present existing cold-slag slagging equipment has Clothoid type, drum-type, air-cooled etc. multiple, the complex structure that these equipment have, cost height, the serious wear life-span that has is short, the cooling effect that has is poor, have because of leaking leakage slag, problems such as dust are not solved so far.
Summary of the invention
The purpose of this utility model is to overcome the deficiency on the prior art, a kind of cooling residue extraction mechanism of high temperature furnace slag is provided, not only can reduce the temperature of slag or sintering feed effectively, realize continuous discharging slag, and have easy to manufacture, with low cost, easy for installation, simple to operate, reliable, advantage such as envelope slag, envelope ash are effective.
The utility model takes following technical scheme to realize that a kind of cooling residue extraction mechanism of high temperature furnace slag comprises; By the driving mechanism transmission and be mounted obliquely within cold slag cylinder on the frame, the slag input device that is connected with cold slag cylinder upper end, the slag removing chamber that is connected with cold slag cylinder lower end, be provided with the slag seal apparatus at slag input device and cold slag cylinder junction, be provided with grey seal apparatus at cold slag cylinder and slag removing chamber junction, place the slagging channel in the cold slag cylinder, water inlet pipe and outlet pipe that the cooling water cavity of encirclement slagging channel is communicated with cooling water cavity, slagging channel in the described cold slag cylinder, be a kind ofly to constitute to the cold slag pipe of interior fin type that is provided with along drum shaft by 6 at least, it is communicated with slag input device and slag removing chamber, and the cold slag pipe of interior fin type is at least three the vertical guide fins of inner wall even distribution welding at pipe.Described cooling water cavity is to be filled in drum cavity, described cold slag cylinder slag input device, and the same axis of slag removing chamber is installed, and an end is contained on the bearing, and other end cylinder is provided with backing ring, is bearing on two support roller groups.Described frame is connected with the back rest on one side, and bearing is housed on the back rest, and another side is equipped with front leg strut, is provided with crossbeam on the front leg strut of the left and right sides, and two support roller groups are housed on crossbeam.Described water inlet pipe enters cooling water cavity by the lower end of cold slag cylinder, outlet pipe also is contained in the cylinder lower end, is and the water inlet pipe suit, and stretches in the central tube of cylinder along the center line of cylinder, be communicated with cooling water cavity, adopt packing_seal between cooling water cavity and the water inlet pipe.Described cylinder upper end slag feeding chamber is disposed radially the exhaust drainage tube and is communicated with the central tube of centre of the drum.Described slag feeding chamber inwall is a water leg formula structure.The labyrinth seal mechanism that described slag seal apparatus is made up of sealing ring, net metal silk, seal ring and slag feed pipe.The envelope ash mechanism that described grey seal apparatus is made up of annular felt collar and clip.
The utility model compared with prior art has the following advantages:
The double sealing structure that the utility model slag seal apparatus has adopted labyrinth and filler to combine, filler has adopted the net metal silk, and this material can high temperature resistantly have reliable envelope slag performance again, makes slag envelope problem obtain solving preferably, and change very conveniently, price is very cheap.
The utility model ash seal apparatus has adopted the structure by clip and felt collar combination, and the envelope ash is effective, particularly easily changes, and has solved the dust problem preferably, has satisfied environmental requirement.
The utility model support roller group has adopted the double bracket wheel group structure, by original two support rollers supporting backing ring, changes into by 4 support roller supporting backing rings, has lowered wheel load greatly, makes the cylinder operation more steadily reliable.
The utility model is more paid attention to practicality, economy than prior art, advantages such as improved cooling residue extraction mechanism is rational in infrastructure, easy to manufacture, cheap, easy to install, reliable with it, envelope slag, envelope ash are effective will be applied widely.
Description of drawings
Be further described by embodiment below in conjunction with accompanying drawing:
Fig. 1 is structural representation of the present utility model (front view);
Fig. 2 is the A-A profile of Fig. 1;
Fig. 3 is the partial enlarged drawing of the B part of Fig. 1;
Fig. 4 is the partial enlarged drawing of the C part of Fig. 1.
The specific embodiment
As shown in Figure 1, 2, a kind of cooling residue extraction mechanism of high temperature furnace slag, form by slag input device 1, slag removing chamber 8, cold slag cylinder 5, water inlet pipe 10, outlet pipe 11, driving mechanism 9, frame 18 etc., drive unit 9 adopts buncher through cycloidal-pin wheel decelerator, the cold slag cylinder 5 of gear drive, the upper end of cold slag cylinder 5 is provided with slag input device 1, the lower end of cold slag cylinder 5 is provided with slag removing chamber 8, and cold slag cylinder 5, slag input device 1, slag removing chamber 8 are communicated with, and are installed on the same axis.Whole bearing 13 is bearing on the frame 18 with support roller group 15, the inside of cold slag cylinder 5 is provided with at least 6 slagging channels 17 that are made of the cold slag pipe 3 of interior fin type, cold slag pipe 3, slag input device 1 and slag removing chamber 8 are communicated with, around cold slag pipe 3 is cooling water cavity 6, cooling water cavity is made of housing and two end plates 7 of cylinder 5, inserting water inlet pipe 10 in the lower end of cold slag cylinder 5 is communicated with cooling water cavity 6, outlet pipe 11 also is installed in the lower end of cylinder 5, be and the water inlet pipe suit, and stretch to along centre of the drum's line among the central tube 4 of cylinder, be communicated with cooling water cavity, be provided with sealing device 12 between cooling water cavity and water inlet pipe, the cold slag pipe of interior fin type is at least 3 vertical guide fins 25 of the uniform welding of round tube inner wall.Totally 18 of the cold slag pipes 3 of the interior fin type that present embodiment provides have 5 vertical fins 25 in the every pipe.Because slag temperature is very high, so slag input device inwall is provided with refractory masses, is full of cooling water all the time in order to make cooling water cavity, in the upper end of cold slag cylinder 5, is disposed radially exhaust drainage tube 2 in the slag feeding chamber 19, exhaust once but cylinder whenever turns around.
As shown in Figure 3, be provided with the slag seal apparatus in slag input device 1 and cold slag cylinder 5 junctions, slag seal apparatus one end is connected with cylinder 5 by adpting flange 26, and the other end is connected with slag input device 1 by slag feed pipe 30, passes through sealing ring 28 and net metal silk 29 envelope slags between seal ring 27 and slag feed pipe 30.
As shown in Figure 4, be provided with grey seal apparatus in the junction of cold slag cylinder 5 and slag removing chamber 8, grey seal apparatus is made up of clip 31, felt collar 32, and felt collar is fixed in the slag removing chamber 8 by clip, and felt collar is fitted on the holder gear ring 33, reaches the purpose of reliable envelope ash.
As shown in Figure 2, support roller group 15 has two, each support roller group is made up of with support roller seat 23 support roller 22, rocking arm 21, the backing ring 20 that is welded in cold slag cylinder is bearing on the support roller 22, support roller seat 23 fixedly is on the crossbeam 24 of frame 18, can make cold slag cylinder reliably rest on two support roller groups, do gyration.
Operation principle of the present utility model and process are as follows:
High temperature furnace slag enters slag feeding chamber 19 from slag input device 1, because the entire equipment axial line is horizontal by an inclination angle, therefore, slag is easy to be full of whole slag feeding chamber, and in the cold slag pipe 3 of the interior fin type that enters cold slag cylinder 5, cold slag cylinder 5 is ceaselessly done continuous gyration, slag in the cold slag pipe is fallen after rise from top to bottom, the slag that cold slag cylinder 5 whenever turns around in the cold slag pipe just moves forward a segment distance, the effect of guide fin 25 in addition, slag constantly tumbles hypomere with not stopping to rotate promptly from the upper end of cold slag cylinder of cylinder, enter slag removing chamber 8, fall on the conveying equipment by slag notch 14 at last and transport, realized continuous discharging slag, simultaneously cooling water enters the cooling water cavity 6 of cold slag cylinder from water inlet pipe 10, and cold slag pipe 3 all is among the encirclement of cooling water, constantly contact in the process that slag tumbles in cold slag pipe, make the not dig of heat in the slag absorb and to take away to the tube wall water that is cooled with the cold slag tube wall.Thereby realized cooling to slag.Owing to be provided with a plurality of fins 25 in the cold slag pipe, slag is fully rolled, slag obtains more even cooling more fully.
Claims (2)
1. the cooling residue extraction mechanism of a high temperature furnace slag, comprise by driving mechanism (9) transmission and tilt to be installed in cold slag cylinder (5) on the frame (18), the slag input device (1) that is connected with cold slag cylinder (5) upper end, the slag removing chamber (8) that is connected with cold slag cylinder (5) lower end, place the slagging channel (17) that has 6 cold slag pipes of interior fin type (3) in the cold slag cylinder at least, surround the cooling water cavity (6) of slagging channel, the water inlet pipe that is communicated with cooling water cavity (10), outlet pipe (11), cold slag cylinder (5), slag input device (1), the same axis of slag removing chamber (8) is installed, cold slag cylinder one end is contained on the bearing (13), the other end is bearing on the support roller group (15), it is characterized in that: described slag input device (1) connects with cold slag cylinder (5) junction and is provided with the slag seal apparatus, slag seal apparatus one end is connected with cylinder (5) by adpting flange (26), the other end is connected with slag input device (1) by slag feed pipe (30), seals slag by sealing ring (28) and net metal silk (29) between seal ring (27) and slag feed pipe (30); Described cold slag cylinder (5) is provided with grey seal apparatus with the junction (2) of slag removing chamber (8), is made up of clip (31), felt collar (32), and felt collar (32) is fixed in the slag removing chamber (8) by clip (31), and felt collar is fitted on the holder gear ring (33).
2. according to the cooling residue extraction mechanism of the described high temperature furnace slag of claim 1, it is characterized in that: described support roller group (15) has two, each support roller group is made up of with support roller seat (23) support roller (22), rocking arm (21), the backing ring (20) that is welded in cold slag cylinder (5) is bearing on the support roller (22), and support roller seat (23) is fixed on the crossbeam (24) of frame (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201007450U CN201014462Y (en) | 2007-03-13 | 2007-03-13 | Cooling residue extraction mechanism of high temperature furnace slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201007450U CN201014462Y (en) | 2007-03-13 | 2007-03-13 | Cooling residue extraction mechanism of high temperature furnace slag |
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| Publication Number | Publication Date |
|---|---|
| CN201014462Y true CN201014462Y (en) | 2008-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201007450U Expired - Fee Related CN201014462Y (en) | 2007-03-13 | 2007-03-13 | Cooling residue extraction mechanism of high temperature furnace slag |
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| CN (1) | CN201014462Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355799A (en) * | 2017-07-12 | 2017-11-17 | 上海灿州环境工程有限公司 | The cold dry conveying device of dregs of incinerator |
| CN107574271A (en) * | 2017-09-19 | 2018-01-12 | 上海宝钢节能环保技术有限公司 | A kind of backing ring device for roller residues processing technique |
| CN107891230A (en) * | 2017-11-03 | 2018-04-10 | 上海宝钢节能环保技术有限公司 | A kind of welding method for residues processing technique backing ring device |
| CN108559812A (en) * | 2018-04-25 | 2018-09-21 | 河南省冶金研究所有限责任公司 | A kind of steel slag waste heat recycle device |
-
2007
- 2007-03-13 CN CNU2007201007450U patent/CN201014462Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355799A (en) * | 2017-07-12 | 2017-11-17 | 上海灿州环境工程有限公司 | The cold dry conveying device of dregs of incinerator |
| CN107574271A (en) * | 2017-09-19 | 2018-01-12 | 上海宝钢节能环保技术有限公司 | A kind of backing ring device for roller residues processing technique |
| CN107891230A (en) * | 2017-11-03 | 2018-04-10 | 上海宝钢节能环保技术有限公司 | A kind of welding method for residues processing technique backing ring device |
| CN108559812A (en) * | 2018-04-25 | 2018-09-21 | 河南省冶金研究所有限责任公司 | A kind of steel slag waste heat recycle device |
| CN108559812B (en) * | 2018-04-25 | 2019-11-12 | 河南省冶金研究所有限责任公司 | A kind of steel slag waste heat recycle device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080130 Termination date: 20120313 |