CN103667555A - Well type slag ladle device for recycling waste heat of high-temperature steel slag - Google Patents
Well type slag ladle device for recycling waste heat of high-temperature steel slag Download PDFInfo
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- CN103667555A CN103667555A CN201310733718.7A CN201310733718A CN103667555A CN 103667555 A CN103667555 A CN 103667555A CN 201310733718 A CN201310733718 A CN 201310733718A CN 103667555 A CN103667555 A CN 103667555A
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Abstract
The invention provides a well type slag ladle device for recycling the waste heat of high-temperature steel slag. The well type slag ladle device comprises a well type slag ladle, water spraying devices, steam discharge pipelines, steam pressure-reduction drain valves, counter-weight scales, a lever device, a jacking rod, a valve plate, a valve body, an air exhaust blind ditch, a slag water leaking mechanism, a slag water collecting mechanism, a water draining blind ditch, a slat ladle cover, support protection frames, plate-type heat-exchanging devices, steel plate skeletons, steel plate bent frames, am opening arm, a straining chain, a rotary mechanism and an electric-hydraulic push rod, which are connected mutually, wherein a plurality of support protection frames distributed uniformly are mounted on the inner side of the well type slag ladle; the outer side surfaces of the support protection frames are connected with the inner wall of the well type slag ladle together, the plate-type heat-exchanging devices comprise the steel plate skeletons and the steel plate bent frames; the steel plate bent frames are inlaid in the reserved grooves of the steel plate skeletons; multiple blocks of plate-type heat-exchanging devices are mounted on the inner sides of the well type slag ladle and the support protection frames and connected with the inner sides of the support protection frames together. The well type slag ladle device for recycling the waste heat of the high-temperature steel slag has the characteristics of high efficiency, security, reliability, water conservation and zero emission.
Description
Technical field:
The invention belongs to blast furnace slag processing technology field, particularly a kind of high-temperature steel slag waste heat recovery well formula slag ladle device.
Background technology:
In the prior art, patent 201010584171.5 provides the vexed slag backwater of a kind of steel slag hot disintegrating technique UTILIZATION OF VESIDUAL HEAT IN ground method, the method is that high-temperature steel slag is poured in hot vexed pond and then on warm sludge, sprayed water, in water spray process, large water gaging is seeped into bottom by slag blanket gap, after entering settling tank by waterways, recycle, now return water temperature can reach 80 ℃ of left and right, wherein contain a large amount of heat energy, the method utilizes snake pipe and water tank to form heat exchanger, 80 ℃ of left and right hot water that purify are entered to snake pipe, by the cold water in snake pipe and water tank, carrying out heat friendship heats up the water in water tank.For heating and worker's bathing.Patent 201220164740.5 provides a kind of system of utilizing steel slag waste heat generating, and this system, by producing the steam that contains impurity after warm sludge water spray in the vexed slag ladle of thermotropism, is transformed into steam-energy by slag heat energy and carries out waste heat recovery.The common trait of above-mentioned recovery method of steel slag residual heat is to reclaim low-temperature water heating and the wetting vapour of impurity, and then reclaim steel slag waste heat by the form of conversion, the problem that these techniques mainly exist is: often, heat energy loss is high for a. energy transformation, and the rate of recovery is low; B. these hot water that contain impurity, steam, need to exchange by second heat, the mode such as dedusting, after the gas sweetening of the hot water that these are contained to impurity, steam, heat, could use, so occurred that temperature drop is high, efficiency is low, the problem that facility investment is large.
Summary of the invention:
The object of the invention is to overcome the deficiency that above-mentioned prior art exists, provide a kind of energy transformation number of times few, heat energy loss is low, and organic efficiency is high; Little, safe and reliable, the water-saving high-temperature steel slag waste heat recovery of environmental pollution well formula slag ladle device.
The present invention solves the scheme that its technical problem adopts: a kind of high-temperature steel slag waste heat recovery well formula slag ladle device is provided, comprises interconnective well formula slag ladle, waterworks, vapor discharge channel, steam pressure-reducing bleed valve, counterweight scale, leverage, push rod, valve plate, valve body, exhaust covered conduit, pulp water leakage mechanism, pulp water collecting mechanism, seugh; It is characterized in that: also comprise slag ladle lid, support retaining frame, plate heat exchange unit, steel plate frame, steel pipe framed bent, open arm, tensioning chain, rotating mechanism, Electrohydraulic push rod; Several equally distributed support retaining frames are installed in well formula slag ladle wall inner side, and the outer side and the well formula slag ladle inwall that support retaining frame link together; Plate heat exchange unit is comprised of steel plate frame and steel pipe framed bent, and steel pipe framed bent is embedded in the reserved groove of steel plate frame, at well formula slag ladle wall, with supporting retaining frame inner side, some guard plate type heat exchangers is installed, and links together with support retaining frame inner side; Waterworks is comprised of several spray water nozzles, and waterworks is evenly arranged on respectively the well head both sides of well formula slag ladle and the apical position of plate heat exchange unit; Steam pressure-reducing bleed valve is arranged on vapor discharge channel, leverage and valve body link together, counterweight scale is arranged on the right-hand member of leverage, valve plate is arranged on the lower end of valve body, by the push rod of leverage and the lower port of valve body, compress, vapor discharge channel left end is connected with well formula slag ladle, and right-hand member is connected with steam discharge covered conduit; Pulp water leakage mechanism is arranged on the bottom of well formula slag ladle, pulp water collecting mechanism be arranged on pulp water leakage mechanism below, seugh is arranged on the side of well formula slag ladle; The top board of opening arm left end and slag ladle lid links together, opening arm right-hand member and rotating mechanism is fixed together, the upper end of tensioning chain is connected with unlatching arm, the top board of the lower end of tensioning chain and slag ladle lid links together, the two ends projecting shaft of rotating mechanism and the expansion link head of Electrohydraulic push rod link together, and Electrohydraulic push rod and ground are fixed together; Be further characterized in that: the tank body of well formula slag ladle is to be formed by heat resistance concrete cast; Slag ladle lid is to be made by Plate Welding; Supporting retaining frame is to be made by Plate Welding; Well formula slag ladle main part is installed on below ground, and well formula slag ladle mouth is a little more than ground.
The invention has the beneficial effects as follows: use high-temperature steel slag waste heat recovery well formula slag ladle device of the present invention, slag processing rate reaches 100%; Slag temperature is extracted waste heat between 1500-300 ℃, and waste heat recovery rate reaches more than 70%; 600 ℃ of vexed slags of following water spray, thus the shortcake that guarantees slag and metal is separated, the rate of recovery of steel reaches more than 96%, and the vexed slag of spraying water produces the steam that contains impurity and arranges outside all reclaiming with the hot water of 80 ℃, has avoided environment contaminated.The features such as the present invention has efficiently, safety, reliable, water saving, zero release.
Accompanying drawing explanation:
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1;
Fig. 4 is the C-C sectional view of Fig. 1;
Fig. 5 is that the Q of Fig. 2 is to view;
Fig. 6 is that the P of Fig. 5 is to view.
In accompanying drawing: 1. well formula slag ladle; 2. slag ladle covers; 3. support retaining frame; 4. plate heat exchange unit; 5. steel plate frame; 6. steel pipe framed bent; 7. waterworks; 8. vapor discharge channel 9. steam pressure-reducing bleed valves; 10. counterweight scale; 11. leverages; 12. push rods; 13. valve plates; 14. valve bodies; 15. exhaust covered conduits; 16. pulp water leakage mechanisms; 17. pulp water collecting mechanisms; 18. seughs; 19. open arm; 20. tensioning chains; 21. rotating mechanisms; 22. Electrohydraulic push rods.
Embodiment:
Below in conjunction with accompanying drawing, the embodiment of the present invention is described in further detail: a kind of high-temperature steel slag waste heat recovery well formula slag ladle device as shown in Fig. 1～Fig. 6, comprises interconnective well formula slag ladle 1, waterworks 7, vapor discharge channel 8, steam pressure-reducing bleed valve 9, counterweight scale 10, leverage 11, push rod 12, valve plate 13, valve body 14, exhaust covered conduit 15, pulp water leakage mechanism 16, pulp water collecting mechanism 17, seugh 18; Also comprise slag ladle lid 2, support retaining frame 3, plate heat exchange unit 4, steel plate frame 5, steel pipe framed bent 6, open arm 19, tensioning chain 20, rotating mechanism 21, Electrohydraulic push rod 22; Well formula slag ladle 1 wall inner side is installed several and is supported retaining frame 3, and is uniformly distributed, and the outer side and well formula slag ladle 1 inwall that support retaining frame 3 link together.Plate heat exchange unit 4 is comprised of steel plate frame 5 and steel pipe framed bent 6, steel pipe framed bent 6 is embedded in the reserved groove of steel plate frame 5, at well formula tank 1 wall, with supporting retaining frame 3 inner sides, some guard plate type heat exchangers 4 are installed, and link together with support retaining frame 3 inner sides.Waterworks 7 is comprised of several spray water nozzles, and waterworks 7 is evenly arranged on respectively well head both sides and plate heat exchange unit 4 apical positions of well formula slag ladle 1.Steam pressure-reducing bleed valve 9 is arranged on vapor discharge channel 8, leverage 11 links together with valve body 14, counterweight scale 10 is arranged on the right-hand member of leverage 11, valve plate 13 is arranged on the lower end of valve body 14, the lower port of push rod 12 valve bodies 14 by leverage 11 compresses, vapor discharge channel 8 left ends are connected with well formula slag ladle, and right-hand member is connected with steam discharge covered conduit 15.Pulp water leakage mechanism 16 is arranged on the bottom of well formula slag ladle 1, and pulp water collecting mechanism 17 is arranged on below pulp water leakage mechanism 16, and seugh 18 is arranged on the side of well formula slag ladle 1.The top board of opening arm 19 left ends and slag ladle lid 2 links together, opening arm 19 right-hand members and rotating mechanism 21 is fixed together, the upper end of tensioning chain 20 is opened arm 19 and is connected, the top board of the lower end of tensioning chain 20 and slag ladle lid 2 links together, the two ends projecting shaft of rotating mechanism 21 and the expansion link head of Electrohydraulic push rod 22 link together, and Electrohydraulic push rod 22 is fixed together with ground.The tank body of well formula slag ladle is formed by heat resistance concrete cast.Slag ladle lid is made by Plate Welding.Supporting retaining frame is made by Plate Welding.Plate heat exchange unit is comprised of steel plate frame and steel pipe framed bent, and steel pipe framed bent is embedded in the reserved groove of steel plate frame, forms the aquaporin at networking in steel pipe framed bent pipe.Waterworks forms by spraying water nozzle, pipeline, gate valve.Steam eduction gear is secretly purchased and is formed by steam pressure-reducing bleed valve, vapor discharge channel, steam discharge, and steam reducing valve is comprised of counterweight scale, leverage, push rod, valve plate and valve body.The retrieving arrangement of pulp water is comprised of pulp water leakage mechanism, pulp water collecting mechanism, seugh.Slag tin-cap opener forms by opening arm, tensioning chain, rotating mechanism, Electrohydraulic push rod, support.The main part of well formula slag ladle is installed on below ground, and well formula slag ladle mouth is a little more than ground.
Principle of work of the present invention is: well formula slag ladle wall inner side is installed several and supported retaining frame, and be uniformly distributed, the outer side and the well formula slag ladle inwall that support retaining frame link together, the effect of supporting retaining frame is because slag temperature is high, after water spray temperature drop, volumetric expansion is large, so play supporting plate type heat exchanger, prevent the effect of plate heat exchange unit distortion.Guard plate type heat exchanger forms by some, and link together with support retaining frame inner side, in well formula slag ladle wall, lateral circle surface forms lined steel plate protective layer and heat exchange network, and the effect of this support retaining frame and plate heat exchange unit is 1. to protect heat resistance concrete, avoids heat waste; 2. extract the waste heat recovery rate of high-temperature steel slag; 3. because plate heat exchange unit is taken the heat energy of high-temperature steel slag away, the heat energy of slag reduces well formula slag ladle wall and the heat waste that supports retaining frame, and intensity improves, extended working life 4. guard plate type heat exchanger be cord wood assembling, be convenient to safeguard.The waterworks adopting is comprised of several spray water nozzles, waterworks is evenly arranged on respectively well head both sides and the plate heat exchange unit apical position of well formula slag ladle, when when work enters waterworks with the water of pressure and carry out fan-shaped water spray by nozzle to high-temperature steel slag.The steam eduction gear adopting is comprised of some covers, evenly be arranged on respectively in the side of well formula slag ladle wall upper end and be communicated with steam discharge covered conduit, described steam pressure-reducing bleed valve is arranged on steam-pipe, valve plate is by the effect of leverage and counterweight scale and push rod, leaning on gravity and its compression with valve axis vertical surface, guaranteeing that in well formula slag ladle, vapour pressure is not leaked.After vapor pressure exceeds the scope of regulation, vapour pressure is backed down counterweight valve plate, steam enters covered conduit by valve body, in well formula slag ladle vapor pressure lower than the scope of regulation after valve plate by the gravity of leverage and counterweight scale, again valve body venting port is tamping, thereby guarantee vapor equalization in well formula slag ladle, be conducive to slag shortcakeization and process, variation and the displacement of the height of counterweight scale, a little more than ground horizontal plane, can be estimated at any time in the upper end of counterweight scale.The pulp water adopting reclaims and is comprised of pulp water leakage mechanism, pulp water collecting mechanism, seugh, and pulp water leakage mechanism is arranged on the bottom of well formula slag ladle, and pulp water collecting mechanism is arranged on below pulp water leakage mechanism, and seugh is arranged on the side of well formula slag ladle.When spray pulp water oozed to well formula slag ladle when bottom, more than water can flow in pulp water collecting mechanism from the gap of pulp water leakage mechanism, then the receiving tank by pulp water collecting mechanism is discharged into water in seugh.The object of pulp water retrieving arrangement is the bottom water not of guaranteeing well formula slag ladle, avoids warm sludge to produce the quick-fried Peril Incident that waits of water.The slag tin-cap opener adopting, the top board of opening arm left end and slag ladle lid links together, opening arm right-hand member and rotating mechanism is fixed together, the upper end of tensioning chain is opened arm and is connected, the top board of the lower end of tensioning chain and slag ladle lid links together, the two ends projecting shaft of rotating mechanism and the expansion link head of Electrohydraulic push rod link together, and Electrohydraulic push rod is fixed together by support and ground.When opening slag ladle lid, Electrohydraulic push rod promotion rotating mechanism turns clockwise, and drive the unlatching arm be fixed together with it and await orders with opening after slag ladle lid that arm connects together rotates up certain angle, now slag ladle covers to open, and the effect of tensioning chain is to guarantee the vertical position of slag ladle lid.
Claims (3)
1. a high-temperature steel slag waste heat recovery well formula slag ladle device, comprises interconnective well formula slag ladle (1), waterworks (7), vapor discharge channel (8), steam pressure-reducing bleed valve (9), counterweight scale (10), leverage (11), push rod (12), valve plate (13), valve body (14), exhaust covered conduit (15), pulp water leakage mechanism (16), pulp water collecting mechanism (17), seugh (18); It is characterized in that: also comprise slag ladle lid (2), support retaining frame (3), plate heat exchange unit (4), steel plate frame (5), steel pipe framed bent (6), open arm (19), tensioning chain (20), rotating mechanism (21), Electrohydraulic push rod (22); Several equally distributed support retaining frames (3) are installed in well formula slag ladle (1) wall inner side, and the outer side and well formula slag ladle (1) inwall that support retaining frame (3) link together; Plate heat exchange unit (4) is comprised of steel plate frame (5) and steel pipe framed bent (6), steel pipe framed bent (6) is embedded in the reserved groove of steel plate frame (5), at well formula slag ladle (1) wall, with supporting retaining frame (3) inner side, some guard plate type heat exchangers (4) are installed, and link together with support retaining frame (3) inner side; Waterworks (7) is comprised of several spray water nozzles, and waterworks (7) is evenly arranged on respectively the well head both sides of well formula slag ladle (1) and the apical position of plate heat exchange unit (4); Steam pressure-reducing bleed valve (9) is arranged on vapor discharge channel (8), leverage (11) links together with valve body (14), counterweight scale (10) is arranged on the right-hand member of leverage (11), valve plate (13) is arranged on the lower end of valve body (14), by the push rod (12) of leverage (11) and the lower port of valve body 14, compress, vapor discharge channel (8) left end is connected with well formula slag ladle (1), and right-hand member is connected with steam discharge covered conduit (15); Pulp water leakage mechanism (16) is arranged on the bottom of well formula slag ladle (1), pulp water collecting mechanism (17) be arranged on pulp water leakage mechanism (16) below, seugh (18) is arranged on the side of well formula slag ladle (1); The top board of opening arm (19) left end and slag ladle lid (2) links together, opening arm (19) right-hand member and rotating mechanism (21) is fixed together, the upper end of tensioning chain (20) is connected with unlatching arm (19), the top board of the lower end of tensioning chain (20) and slag ladle lid (2) links together, the expansion link head of the two ends projecting shaft of rotating mechanism (21) and Electrohydraulic push rod (22) links together, and Electrohydraulic push rod (22) is fixed together with ground.
2. a kind of high-temperature steel slag waste heat recovery well formula slag ladle device according to claim 1, is characterized in that: the tank body of well formula slag ladle (1) is to be formed by heat resistance concrete cast; Slag ladle lid (2) is to be made by Plate Welding; Supporting retaining frame (3) is to be made by Plate Welding.
3. a kind of high-temperature steel slag waste heat recovery well formula slag ladle device according to claim 1, is characterized in that: well formula slag ladle (1) main part is installed on below ground, and well formula slag ladle (1) tank mouth is a little more than ground.
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| CN201310733718.7A CN103667555B (en) | 2013-12-26 | 2013-12-26 | A kind of high-temperature steel slag waste heat recovery well formula slag ladle device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105112581A (en) * | 2015-09-02 | 2015-12-02 | 中冶宝钢技术服务有限公司 | Welded slag pot with variable approximately-elliptical cross section and manufacturing method thereof |
| CN105671226A (en) * | 2016-03-10 | 2016-06-15 | 中冶节能环保有限责任公司 | Water spray cooling steam exhauster |
| CN107541574A (en) * | 2017-10-23 | 2018-01-05 | 张化机（苏州）重装有限公司 | A kind of laterally opened hot vexed tank linkage of arm |
| CN107604113A (en) * | 2017-10-23 | 2018-01-19 | 张化机（苏州）重装有限公司 | A kind of arm turning gear of hot vexed tank |
| CN108277313A (en) * | 2018-04-04 | 2018-07-13 | 陈婷 | A kind of metallurgical equipment deslagging device of preventing dust |
| CN108754053A (en) * | 2018-07-10 | 2018-11-06 | 航天金洲（北京）能源科技有限公司 | A kind of producing steam autoclave pressure |
| CN114130802A (en) * | 2021-11-16 | 2022-03-04 | 中钢(石家庄)工程技术有限公司 | Steel slag treatment system and steel slag treatment process |
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Cited By (13)
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| CN105112581B (en) * | 2015-09-02 | 2017-06-06 | 中冶宝钢技术服务有限公司 | One species elliptical deformation section welding slag ladle and preparation method thereof |
| CN105112581A (en) * | 2015-09-02 | 2015-12-02 | 中冶宝钢技术服务有限公司 | Welded slag pot with variable approximately-elliptical cross section and manufacturing method thereof |
| CN105671226A (en) * | 2016-03-10 | 2016-06-15 | 中冶节能环保有限责任公司 | Water spray cooling steam exhauster |
| CN105671226B (en) * | 2016-03-10 | 2018-01-19 | 中冶节能环保有限责任公司 | A kind of water-spraying control steam jet exhauster |
| CN107604113B (en) * | 2017-10-23 | 2023-01-24 | 中冶节能环保有限责任公司 | Suspension arm rotating shaft device of hot stuffy tank |
| CN107541574A (en) * | 2017-10-23 | 2018-01-05 | 张化机（苏州）重装有限公司 | A kind of laterally opened hot vexed tank linkage of arm |
| CN107604113A (en) * | 2017-10-23 | 2018-01-19 | 张化机（苏州）重装有限公司 | A kind of arm turning gear of hot vexed tank |
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| CN108277313A (en) * | 2018-04-04 | 2018-07-13 | 陈婷 | A kind of metallurgical equipment deslagging device of preventing dust |
| CN108754053A (en) * | 2018-07-10 | 2018-11-06 | 航天金洲（北京）能源科技有限公司 | A kind of producing steam autoclave pressure |
| CN108754053B (en) * | 2018-07-10 | 2024-04-19 | 中冶节能环保有限责任公司 | Pressure kettle for producing steam |
| CN114130802B (en) * | 2021-11-16 | 2022-10-14 | 中钢(石家庄)工程技术有限公司 | Steel slag treatment system and steel slag treatment process |
| CN114130802A (en) * | 2021-11-16 | 2022-03-04 | 中钢(石家庄)工程技术有限公司 | Steel slag treatment system and steel slag treatment process |
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