CN102502196B - High-temperature liquid furnace slag conveying method using valve conveying device - Google Patents
High-temperature liquid furnace slag conveying method using valve conveying device Download PDFInfo
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- CN102502196B CN102502196B CN201110285812.1A CN201110285812A CN102502196B CN 102502196 B CN102502196 B CN 102502196B CN 201110285812 A CN201110285812 A CN 201110285812A CN 102502196 B CN102502196 B CN 102502196B
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Abstract
The invention provides a high-temperature liquid furnace slag conveying valve device, which manly consists of a casing, an impeller, a shaft and a support seat and is characterized in that a slag outlet and a slag inlet with cooling walls are arranged on the casing, a bearing is arranged between the casing and the shaft, the impeller comprises a hub and blades and is divided into a plurality of hollow cavities by the blades, the impeller is arranged in the casing in a rotation matching way, the blades and the casing form the rotation sealing, a plurality of longitudinal and transverse lubricating oil hole passages and blowing hole passages are formed on the impeller and the casing, the furnace slag can adopt a side-inlet and side-outlet structure, an upper-inlet and lower-outlet structure and an upper inlet and side-outlet structure, and the sealing structure can be designed into a cylindrical surface sealing structure, a conical surface sealing structure and a plane sealing structure. A high-temperature liquid furnace slag conveying method is characterized in that high-temperature materials enter the device from the slag inlet and are output to the slag outlet by the sealing rotation of the blades to be rotatablely output. The high-temperature liquid furnace slag conveying valve device can be arranged at an inlet and an outlet of a high-temperature furnace slag processing device to be used as a feeding machine and a baiting valve, and the rotation sealing conveying of the high-temperature materials can be realized.
Description
Technical field:
The present invention relates to ironmaking, copper smelter slag processing technology field, particularly relate to blast furnace, converter slag processing equipment slag eye, enter the rotary seal valve that cinder notch is used, and rotary seal valve system and the method for other input and output high-temperature material positions uses.
Background technology:
The ZL200720200935.X utility model patent discloses a kind of rotary Valve Feeder that is arranged on feed bin discharge hole, its structure is: intermediate rotary shaft is arranged in valve body, rotation lattice plate is arranged in intermediate rotary shaft, at the valve body two ends, end cap is arranged, the immersion oil packing is arranged between end cap and intermediate rotary shaft, and gland cover withstands on the outer face of immersion oil packing; At the intermediate rotary shaft two ends, bearing is arranged; One end termination of intermediate rotary shaft connects reducing motor and transmission device.This utility model uniform blanking, quantitatively accurately, good seal.The ZL200720090783.2 utility model patent discloses a kind of rotating blanking valve, comprise valve body and the rotor that can be rotated by power driven, inside is cavity in valve body, rotor end-face is provided with rotating shaft, one inlet point and a discharging opening are arranged on valve body, there is end cap at the valve body two ends, rotor cavity is two chambers by a baffle for separating, each chamber has an opening, two openings are corresponding with the charging and discharging mouth of valve body respectively, and two openings remain that in the rotary course of rotor inlet point is not communicated with discharging opening.This valve body charging and discharging are synchronously carried out, and the feeding intermittent time is short, efficiency is high.But, the disclosed seal valve of above-mentioned patent, all can not meet the airtight input requirements of 1350 ℃ of-1700 ℃ of high-temperature liquid furnace slags of blast furnace and converter slag processing equipment slag entrance, can not meet the pressure-tight output requirement of clinker treater exit high temperature sludge, simultaneously because valve disc sheet quantity in existing valve mechanism is few, adopt the sealing effectiveness of cylinder sealing poor, can not meet the operating needs of existing clinker treater to high temperature furnace slag input, output.The rotary seal valve that does not also have at present the high temperature furnace slag processing equipment to use.
Summary of the invention:
Purpose of the present invention is exactly the shortcoming that overcomes prior art, provide a kind of and can meet the high temperature furnace slag processing equipment to the high-temperature liquid furnace slag input of 1400 ℃ of left and right, to the operating needs of 200 ℃ of solid-state slag outputs in left and right, be applicable to the method for the rotary seal valve gear of high temperature furnace slag processing equipment slag eye, the use of slag inlet convey materials.
The present invention solves the scheme that its technical matters adopts: a kind of method of using conveying valve device to carry high-temperature liquid furnace slag is provided, and conveying valve device mainly is comprised of housing, impeller, axle, bearing, bearing, cooling wall, slag eye, blade, housing 1 end is provided with end cap, is provided with slag inlet and slag eye with cooling wall on housing, and cooling wall is arranged on the outside into and out of cinder notch, bearing is installed in the middle of housing and axle, impeller is divided into wheel hub and blade, the housing inner chamber is divided into a plurality of holes by blade, during vane rotary, 1 hole in a plurality of holes communicates with slag inlet, another hole in a plurality of holes is communicated with slag eye, slag inlet directly is not communicated with slag eye, and impeller is arranged in housing with the rotation fit system, and blade and housing form rotary seal, have many according to the rotation characteristics and can realize the longitudinal and transverse lubricating oil duct that valve rotation fitting surface is lubricated and purge duct on impeller and housing, lubricating oil adopts high-temperature lubricating grease, and lubricating oil adopts half closed circuit circulating system circulation, it is characterized in that: high-temperature material enters, by the runner sealing rotation, is delivered to slag eye rotation output through slag inlet, many longitudinal and transverse lubricating oil ducts that have according to the rotation characteristics on impeller and housing and purge duct be for meet blade have lubricated, and slag inlet, slag eye is unlubricated and the blade dust purges technological requirement, lubricated duct comprises oil passage road, housing charging position and impeller, oil passage road, blade position, wherein the 1# duct is to be specifically designed to the lubricated ring shaped oil passage of ring surface, 2#, the 3# duct is to be respectively used to slag inlet, the purging duct that slag eye purges, 4#, the 5# duct is to be specifically designed to the lubricated oil duct in blade position, 4#, the connecting and disconnecting of 5# duct are controlled by position, 5# duct is strict, work as 4#, when the 5# duct is connected, the blade channel for oiling is connected, form closed circuit circulatory system, when blade in slag inlet, during the slag eye position, the oil circuit automatic cutout, prevent slag inlet, the impact of slag eye draining is normal lubricated, this device lubricating oil pressure is adjustable, guarantee sealing load and charge oil pressure balance, reduce the spin friction resistance, realize the rotary seal of fitting surface.
The invention has the beneficial effects as follows: a, utilize large scale, multiple-blade, high temperature material, and a plurality of airtight hole formed between blade and housing during the vane rotary of the blade characteristics of charge intermittently, the intermittence, the moment that the mode of movement of continuous high temperature sludge stream are become to impeller vane are subject to hot mode, by the sealing formed between blade and housing, high-temperature material is realized to the sealing conveying, realize the closed conveying purpose of high temperature sludge; B, on impeller and housing, according to the rotation characteristics, have many longitudinal and transverse lubricating oil ducts and purge duct, realize the lubricated of valve rotation fitting surface and into and out of cinder notch without leakage, solved the rotary seal lubrication problem of valve; Solving rotation fitting surface high temperature lubricating problem is an important ring of the present invention; This device lubricating oil pressure is adjustable, guarantees sealing load and charge oil pressure balance, reduces the spin friction resistance, realizes the rotary seal of fitting surface.C, be provided with special high temperature lubricating petrol station for coordinating the seal lubrication of contact surface, lubricating oil adopts high-temperature lubricating grease; D, plane of revolution adopt cylinder or conical surface seal, and the sealing surface sealing load produces by deadweight or spring, has solved sealing surface sealing load and damage in impeller auto-compensation problem; It is cooling that the main heated part of e, valve adopts Bailey wall or water collar to carry out, and the inside of valve adopts directly air-cooled, water-cooled or the cold mode of steam to carry out cooling.The conveying valve device of a kind of high-temperature liquid furnace slag of f, the embodiment of the present invention can be arranged on entrance, the outlet of high temperature furnace slag processing equipment and do feeding machine and baiting valve use.The embodiment of the present invention also is applicable to the conveying work of slag produced from steel-smelting, also can be applied to the occasion of other occasion high-temperature material closed conveying.
The accompanying drawing explanation:
Fig. 1 is the constructional drawing of slag conveying valve device in the embodiment of the present invention 1
Fig. 2 is the birds-eye view of Fig. 1
Fig. 3 is the constructional drawing of slag conveying valve device in the embodiment of the present invention 2
Fig. 4 is the birds-eye view of Fig. 3
Fig. 5 is the constructional drawing of slag conveying valve device in the embodiment of the present invention 3
Fig. 6 is the left view of Fig. 5
Fig. 7 is the constructional drawing of slag conveying valve device in the embodiment of the present invention 4
Fig. 8 is the birds-eye view of Fig. 7
Fig. 9 is the constructional drawing of slag conveying valve device in the embodiment of the present invention 5
Figure 10 is the left view of Fig. 9
Figure 11 is the embodiment of the present invention 1 oil passage road, middle shell charging position constructional drawing
Figure 12 is lubricating oil duct, impeller vane position constructional drawing in the embodiment of the present invention 1
In accompanying drawing: 1. housing; 2. impeller; 3. axle; 4. bearing; 5. bearing; 6. Bailey wall; 7. slag inlet; 8. slag eye; 9. blade.
The specific embodiment:
Below in conjunction with accompanying drawing, the embodiment of the present invention 1～5 is described in further detail: embodiment 1 is as Fig. 1, a kind of conveying valve device that uses the method use of conveying valve device conveying high-temperature liquid furnace slag shown in Fig. 2, mainly by housing 1, impeller 2, axle 3, bearing 5, Bailey wall 6, slag inlet 7, slag eye 8, blade 9 forms, housing 1 is subdivided into slag inlet 7 and slag eye 8, impeller is subdivided into 1 wheel hub and 16 blades 9, impeller is divided into 16 holes by 16 blades 9, impeller 2 is arranged in housing 1 with the rotation fit system, blade 9 forms rotary seal with housing 1, housing 1 top is provided with end cap, be provided with slag inlet 7 and slag eye 8 with cooling wall 6 on housing 1, cooling wall 6 is arranged on the outside of slag inlet 7, in the middle of housing 1 and axle 3, bearing 5 is installed, during the impeller motion, 1 hole in 16 holes communicates with slag inlet 7, and another hole in 16 holes is communicated with slag eye 8, and slag inlet 7 is not communicated with slag eye 8, impeller 2 is arranged in housing 1 with the rotation fit system, and blade 9 forms rotary seal with housing 1, have many longitudinal and transverse lubricating oil ducts and purge duct according to the rotation characteristics on impeller 2 and housing 1, Figure 11, Figure 12 are seen in lubricated duct and purging duct, Figure 11 is housing 1 oil passage road, charging position figure, Figure 12 is impeller 2, blade 9 lubricating oil duct, position figure, in Figure 11, Figure 12,1# is specifically designed to the lubricated ring shaped oil passage of impeller 2 ring surfaces, 2#, 3# are specifically designed to the purging duct purged into and out of cinder notch 7,8, and 4#, 5# are specifically designed to the lubricated oil duct in blade 9 positions, be provided with special-purpose lubrication station, lubricating oil adopts high-temperature lubricating grease, adopts half closed circuit circulating system circulation, slag inlet 7 and slag eye 8 are arranged on respectively the both sides of housing 1, and slag is that side is advanced side and gone out structure, and slag eye 8 is retracted within 1 li of housing.As shown in Figure 5, Figure 6, embodiment 3 in the same manner as in Example 1, is that the slag side is advanced, side goes out structure, is all 16 blades, has just changed the installation direction of paddle shaft, and all the other structures are the same manner as in Example 1; Embodiment 2 is the same with embodiment 5, as shown in Fig. 3, Fig. 4, Fig. 9, Figure 10, slag inlet 7 and slag eye 8 are arranged on respectively the upper and lower faces of housing 1, slag be enterprising, under go out structure, the blade of embodiment 2 and embodiment 5 impellers is 12, and other structures are the same manner as in Example 1; As shown in Figure 7, Figure 8, slag inlet 7 and slag eye 8 are arranged on respectively the top and side of housing to embodiment 4, and slag is that enterprising, side goes out structure, and the blade of impeller is 12, and all the other structures are the same manner as in Example 1; 5 embodiment are equipped with Bailey wall or water collar into and out of cinder notch, and housing 1, impeller 2 all adopt the high-temperature and wear-proof manufacture; Press impeller different from the sealing surface form of housing, can be designed to the cylinder hermetically-sealed construction of embodiment 5 as shown in Figure 9, Figure 10, the conical surface sealing structure of Fig. 1～embodiment illustrated in fig. 6 1～3, the plane sealing structure shown in Fig. 7～Fig. 8; Can be designed to the pure vane type structure of Fig. 3～Fig. 4, Fig. 5～Fig. 6, Fig. 9～Figure 10 by blade wheel structure form difference, the mill formula structure of Fig. 1～Fig. 2, the tray type structure shown in Fig. 7～Fig. 8; Produce the pressure form by sealing surface and also can be designed to dead-weight, vapour-pressure type or spring pressure formula etc.Use conveying valve device in the embodiment of the present invention can be arranged on entrance, the outlet of high temperature furnace slag processing equipment and do feeding machine and baiting valve use.While doing the feeding machine use: valve inlet is connected with blast furnace residue channel, and outlet is connected with the blast furnace slag processing equipment; While doing the baiting valve use: entrance 7 is connected with the blast furnace slag processing equipment, exports 8 and is connected with the discharging bin chute, and baiting valve generally adopts the upper intake lower outlet type structure.A kind of method of using conveying valve device to carry high-temperature liquid furnace slag is provided, it is characterized in that: use described conveying valve device, high-temperature material enters, by blade 2 seal rotaries, is delivered to slag eye 8 rotation outputs through slag inlet 7; Many longitudinal and transverse lubricating oil ducts that have according to the rotation characteristics on impeller 2 and housing 1 and purge duct be for meet blade have lubricated, and slag inlet 7, slag eye 8 is unlubricated and blade 9 dusts purge technological requirement; Lubricated duct comprises housing 1 oil passage road, charging position and impeller 2, blade 9 lubricating oil ducts, position, wherein the 1# duct is to be specifically designed to the lubricated ring shaped oil passage of ring surface, 2#, 3# duct are the purging ducts that is respectively used to slag inlet 7, slag eye 8 purgings, and purge hole is connected with high-pressure air tank tank by pipeline; 4#, 5# duct are to be specifically designed to the lubricated oil duct in blade 9 positions, 4#, the connecting and disconnecting of 5# duct are controlled by position, 5# duct is strict, when 4#, 5# duct are connected, blade 9 channel for oilings are connected, form closed circuit circulatory system, when blade 9 during in slag inlet 7, slag eye 8 position, the oil circuit automatic cutout, prevent that slag inlet 7, slag eye 8 drainings from affecting normal lubricated, solving rotation fitting surface high temperature lubricating problem is an important ring of the present invention; This device lubricating oil pressure is adjustable, guarantees sealing load and charge oil pressure balance, reduces the spin friction resistance, realizes the rotary seal of fitting surface.
Claims (1)
1. a method of using conveying valve device to carry high-temperature liquid furnace slag, conveying valve device mainly is comprised of housing (1), impeller (2), axle (3), bearing (4), bearing (5), cooling wall (6), slag eye (8), blade (9), housing (1) 1 end is provided with end cap, is provided with slag inlet (7) and the slag eye (8) of band cooling wall (6) on housing (1), and cooling wall (6) is arranged on into and out of the outside of cinder notch (7,8), bearing (5) is installed in the middle of housing (1) and axle (3), impeller (2) is divided into wheel hub and blade, housing (1) inner chamber is divided into a plurality of holes by blade, during wheel rotation, 1 hole in a plurality of holes communicates with slag inlet (7), another hole in a plurality of holes is communicated with slag eye (8), slag inlet (7) directly is not communicated with slag eye (8), and impeller (2) is arranged in housing (1) with the rotation fit system, and blade (9) forms rotary seal with housing (1), above according to the rotation characteristics, have many longitudinal and transverse lubricating oil duct and the purging ducts that can realize that valve rotation fitting surface is lubricated at impeller (2) and housing (1), lubricating oil adopts high-temperature lubricating grease, adopts half closed circuit circulating system circulation, it is characterized in that: high-temperature material enters, by blade (2) seal rotary, is delivered to slag eye (8) rotation output through slag inlet (7), in upper many longitudinal and transverse lubricating oil ducts that have according to the rotation characteristics of impeller (2) and housing (1) and purge duct be for meet blade have lubricated, and slag inlet (7), slag eye (8) is unlubricated and blade (9) dust purges technological requirement, lubricated duct comprises oil passage road, housing (1) charging position and impeller (2), lubricating oil duct, blade (9) position, wherein the 1# duct is to be specifically designed to the lubricated ring shaped oil passage of ring surface, 2#, the 3# duct is to be respectively used to slag inlet (7), the purging duct that slag eye (8) purges, 4#, the 5# duct is to be specifically designed to the lubricated oil duct in blade (9) position, 4#, the connecting and disconnecting of 5# duct are controlled by position, 5# duct is strict, work as 4#, when the 5# duct is connected, blade (9) channel for oiling is connected, form closed circuit circulatory system, when blade (9) in slag inlet (7), during slag eye (8) position, the oil circuit automatic cutout, prevent slag inlet (7), the impact of slag eye (8) draining is normal lubricated, this device lubricating oil pressure is adjustable, guarantee sealing load and charge oil pressure balance, reduce the spin friction resistance, realize the rotary seal of fitting surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110285812.1A CN102502196B (en) | 2011-09-23 | 2011-09-23 | High-temperature liquid furnace slag conveying method using valve conveying device |
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| CN201110285812.1A CN102502196B (en) | 2011-09-23 | 2011-09-23 | High-temperature liquid furnace slag conveying method using valve conveying device |
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| CN102502196B true CN102502196B (en) | 2014-01-01 |
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| CN104419838A (en) * | 2013-08-29 | 2015-03-18 | 宁夏鹏程致远自动化技术有限公司 | Water-cooling slag cooling machine of metal magnesium reduction slag waste heat utilization system |
| CN105016032B (en) * | 2014-04-15 | 2018-07-20 | 藤原酿造机械株式会社 | Vertical rotating valve |
| CN105000336B (en) * | 2014-04-15 | 2018-09-25 | 藤原酿造机械株式会社 | Vertical rotating valve |
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| DE102004041254A1 (en) * | 2004-08-26 | 2006-03-02 | Zeppelin Silos- & Systems Gmbh | Method and device for compensating the thermal expansion of a rotary valve rotor |
| DE202005002442U1 (en) * | 2005-02-16 | 2005-04-14 | Coperion Waeschle Gmbh & Co. Kg | Blow through sluice has housing with chambers formed between inside and outside walls and extending between supply pipe and blow-through duct to surround these at least in part to prevent temperature distortions |
| CN2920906Y (en) * | 2006-06-08 | 2007-07-11 | 国家粮食储备局郑州科学研究设计院 | Oil sealing vacuum rotary valve |
| CN101850893B (en) * | 2010-05-17 | 2015-09-02 | 湖南省三联环保科技有限公司 | High-temperature rotary valve |
| CN201777655U (en) * | 2010-08-18 | 2011-03-30 | 宝山钢铁股份有限公司 | High temperature resistant leak-proof rotary valve |
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