CN109261273A - The mechanical heat of steel slag is crushed and waste-heat recovery device - Google Patents
The mechanical heat of steel slag is crushed and waste-heat recovery device Download PDFInfo
- Publication number
- CN109261273A CN109261273A CN201811004273.8A CN201811004273A CN109261273A CN 109261273 A CN109261273 A CN 109261273A CN 201811004273 A CN201811004273 A CN 201811004273A CN 109261273 A CN109261273 A CN 109261273A
- Authority
- CN
- China
- Prior art keywords
- discharge port
- rotating cylinder
- waste
- steel slag
- crushed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002893 slag Substances 0.000 title claims abstract description 65
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 43
- 239000010959 steel Substances 0.000 title claims abstract description 43
- 239000002918 waste heat Substances 0.000 title claims abstract description 22
- 238000011084 recovery Methods 0.000 title claims abstract description 20
- 238000007600 charging Methods 0.000 claims abstract description 34
- 238000009413 insulation Methods 0.000 claims abstract description 23
- 239000007921 spray Substances 0.000 claims abstract description 21
- 239000003638 chemical reducing agent Substances 0.000 claims description 19
- 230000007306 turnover Effects 0.000 claims description 17
- 239000000498 cooling water Substances 0.000 claims description 10
- 239000011229 interlayer Substances 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000007873 sieving Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/10—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/44—Cooling or heating rollers or bars
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
The present invention relates to metallurgical technology field, specially a kind of mechanical heat of steel slag is crushed and waste-heat recovery device.Solve the problems, such as that steel slag hot is broken and waste heat recycles.Structure includes charging hopper, insulation cover, crusher chamber, rotating cylinder, the crusher chamber is located at charging hopper bottom, rotating cylinder is equipped in crusher chamber, rotating cylinder is equipped with spike-tooth, it is equipped with fixed spike-tooth on the inside of crusher chamber, is equipped with discharge port in crusher chamber bottom, discharge port is equipped with discharge port grid, spray tube and nozzle are equipped in charging hopper, insulation cover is equipped with exhaust pipe.Device of the present invention, tectonic sieving is reasonable, and hot crushing efficiency is high, and investment is small, and heat recovery is high-efficient.
Description
Technical field
The present invention relates to metallurgical technology field, specially a kind of mechanical heat of steel slag is crushed and waste-heat recovery device.
Background technique
Steel slag is the main waste in steel and iron industry production.China's iron and steel output is huge, along with the yield of steel slag
It is very huge.Steel slag temperature is high, realizes the heat contained therein for recycling in the processing of steel slag, is always what we pursued
Target.Steel slag hot crushing process, it is 300mm or less that steel slag, which is first crushed to granularity through rolling disintegrator,;Temperature is down to by 1600 DEG C
800 DEG C, then into hot vexed tank, utilize steel slag waste heat.The mechanical heat of steel slag is broken to have roller pair breaking and roller bed two kinds broken.The disadvantage is that throwing
Money is big, and waste heat recycling is difficult, and working efficiency is low.
Summary of the invention
It is broken and the problem of waste heat recycles the purpose of the present invention is to solve steel slag hot, it provides a kind of feasible, efficient
, the mechanical heat of the small steel slag of counter investment is crushed and waste-heat recovery device.
The technical scheme is that a kind of mechanical heat of steel slag is crushed and waste-heat recovery device, including charging hopper, heat preservation
Lid, crusher chamber, rotating cylinder, the crusher chamber are located at charging hopper bottom, and rotating cylinder is equipped in crusher chamber, and rotating cylinder is equipped with nail
Tooth, crusher chamber inside are equipped with fixed spike-tooth, are equipped with discharge port in crusher chamber bottom, and discharge port is equipped with discharge port grid,
Spray tube and nozzle are equipped in charging hopper, insulation cover is equipped with exhaust passage.
Wherein spray tube includes the top spray waterpipe in insulation cover and the middle part shower water in the middle part of charging hopper
Pipe.
It is equipped with rotation pipe in charging hopper side, rotation pipe connects insulation cover.Bracket, oil of tumbling are equipped with below rotation pipe
Cylinder, the piston rod connection rotation pipe of dump cylinder.
Motor, speed reducer, rotating cylinder central axis, motor via reducer and motor coupler is equipped on the outside of charging hopper to connect
Speed reducer, speed reducer connect rotating cylinder central axis, rotating cylinder center axis connection rotating cylinder with speed reducer coupling by central axis.Rotating cylinder one
End is equipped with rotating cylinder cooling water rotating joint, and cooling water sandwich is equipped in rotating cylinder.
Discharge port turnover panel and discharge port turnover panel drive cylinder, the work of discharge port turnover panel drive cylinder are equipped on the outside of discharge port
Stopper rod connects discharge port turnover panel.It is equipped with blow tank below discharge port, is equipped with tunnel below 4 blow tanks.Slag is equipped in tunnel
Tank car track, slag ladle and carriage track are equipped with slag ladle and carriage, and slag ladle and carriage is equipped with slag ladle, are equipped with tunnel cleaning shaft in tunnel side.
It is equipped with refractory lining on the inside of insulation cover, charging hopper interlayer is equipped on the inside of charging hopper, is successively set on the inside of crusher chamber
There are crusher chamber interlayer, wear-resistant liner.
Working principle first makes the rotating cylinder low speed rotation with spike-tooth, opens discharge port;It, will by driving after insulation cover is opened
Hot steel slag (hot steel slag tank shipment) is poured into charging hopper, and insulation cover is covered, and opens spray tube spraying cooling water, improves spike-tooth rotating cylinder
Revolving speed, it is broken to start heat;Discharge port grid limits slag crushing granularity.More than cannot coming out for 200mm, continue to be crushed;Often
One tank steel slag of secondary processing;After the completion of processing, discharge port turnover panel is closed, dust is prevented to be scattered;Generated no pressure (or it is micro- negative
Pressure) high-temperature steam by the exhaust pipe on insulation cover, the Steam Recovery for becoming high temperature and pressure cleaning using heat exchanger is sharp
With.It can realize that steel slag hot is broken and recuperation of heat utilizes by the above process.
Device of the present invention, tectonic sieving is reasonable, and hot crushing efficiency is high, and investment is small, and heat recovery is high-efficient.
Detailed description of the invention
Fig. 1 is internal structure schematic diagram of the invention.
Fig. 2 is profilograph of the invention.
Fig. 3 is top view of the invention.
In figure: 1 slag ladle and carriage track, 2 slag ladles and carriages, 3 slag ladles, 4 blow tanks, 5 ground, 6 brackets, 7 dump cylinders, 8 rotation pipe,
9 insulation covers, 10 refractory linings, 11 top spray waterpipes, 12 nozzles, 13 hot steel slags, 14 middle part spray waterpipes, 15 chargings
Bucket, 16 charging hopper interlayers, 17 spike-tooths, 18 rotating cylinders, 19 fixed spike-tooths, 20 wear-resistant liners, 21 crusher chamber interlayers, 22 crusher chambers, 23
Discharge port turnover panel drive cylinder, 24 discharge port turnover panels, 25 rotating cylinder cooling water rotating joints, 26 rotating cylinder bearings, 27 rotating cylinder bearing blocks,
28 tunnels, 29 rotating cylinder central axises, 30 central axises and speed reducer coupling, 31 speed reducers, 32 speed reducers and motor coupler, 33 electricity
Machine, 34 discharge port grids, 35 tunnel cleaning shafts, 36 rotatory sealings, 37 rotation rollers, 38 rotating tube bearings seats, 39 rotation pipes
Bearing, 40 exhaust passages.
Specific embodiment
Meaning as shown in Figure 1, 2, 3, a kind of mechanical hot broken and waste-heat recovery device of steel slag, including charging hopper 15, insulation cover
9, crusher chamber 22, rotating cylinder 18, the crusher chamber 22 are located at 15 bottom of charging hopper, and rotating cylinder 18 is equipped in crusher chamber 22, turn
Cylinder 18 is equipped with spike-tooth 17, and fixed spike-tooth 19 is equipped on the inside of crusher chamber 22, is equipped with discharge port, discharge port in 22 bottom of crusher chamber
It is equipped with discharge port grid 34, spray tube and nozzle are equipped in charging hopper 15, insulation cover 9 is equipped with exhaust passage.
Spray tube includes the top spray waterpipe 11 in insulation cover 9 and the middle part shower water positioned at 15 middle part of charging hopper
Pipe 14.It is equipped with rotation pipe 8 in 15 side of charging hopper, rotation pipe 8 connects insulation cover 9.
Waste heat recycles insulation cover, is made of steel structure casing, refractory lining, and side is provided with gas passage and rotation
Pipe communicates.By bearing, roller is supported on bracket rotation pipe, can be rotated 80 ° under dump cylinder effect, be driven insulation cover
Opening and closing;Closed at one end, the other end is connected by rotatory sealing with fixed -piping.Spray water system by two, top spray waterpipe and
One, middle part spray waterpipe composition.Middle part spray waterpipe uses the thick-walled pipe with reinforcing rib, and apopore is prevented towards downside into powder
Dirt.After steel slag is added, middle part spray waterpipe is embedded in steel slag, is made iron residue cool from inside.Top spray water pipe is lifted on insulation cover
Inside.Water spray is controlled, to control steel slag cooling rate.Cooling purpose: digestion activity of steel slag ingredient prevents after being crushed
Steel slag adhesion again.
Bracket 6, dump cylinder 7, the piston rod connection rotation pipe 8 of dump cylinder 7 are equipped with below rotation pipe 8.
It is equipped with motor 33, speed reducer 31, rotating cylinder central axis 29, motor 33 on the outside of charging hopper 15 and passes through speed reducer and motor
Shaft coupling 32 connects speed reducer 31, speed reducer 31 and connect rotating cylinder central axis 29, rotating cylinder with speed reducer coupling 30 by central axis
Central axis 29 connects rotating cylinder 18.
18 one end of rotating cylinder is equipped with rotating cylinder cooling water rotating joint 25, and cooling water sandwich is equipped in rotating cylinder 18.
The cylinder of spike-tooth rotating cylinder is sandwich, is provided centrally with rotary shaft, outer surface is equipped with spike-tooth;Pass through both ends
Bearing support is in crusher chamber;The gap of 50 ~ 150mm is kept on spike-tooth and crusher chamber on rotating cylinder between fixed spike-tooth;Rotation
One end of axis is connected by shaft coupling with speed reducer, motor, and the other end is connected by rotatory sealing with into and out of cooling water pipe.It is logical
Positive and negative rotation (nubbin is broken by reversion) is crossed, the hot slag crushing in crusher chamber will be entered, partial size is formed and is not more than 200mm
Broken steel slag.
Discharge port turnover panel 24 and discharge port turnover panel drive cylinder 23, discharge port turnover panel drive cylinder are equipped on the outside of discharge port
23 piston rod connects discharge port turnover panel 24.
It is equipped with refractory lining 10 on the inside of insulation cover 9, is equipped with charging hopper interlayer 16 on the inside of charging hopper 15, in crusher chamber 22
Side is successively arranged crusher chamber interlayer 21, wear-resistant liner 20.
Charging hopper is sandwich, and water flowing is cooling, prevents from being stained with slag.
Crusher chamber is semi-cylindrical sandwich, inner liner abrasive resistant steel plate, and be provided with fixed spike-tooth.
It is equipped with blow tank 4 below discharge port, is equipped with tunnel 28 below blow tank 4.
Slag ladle and carriage track 1 is equipped in tunnel 28, slag ladle and carriage track 1 is equipped with slag ladle and carriage 2, and slag ladle and carriage 2 is equipped with slag ladle
3, tunnel cleaning shaft 35 is equipped in 28 side of tunnel.
Wear-resisting steel plate and spike-tooth are bolted on the inside of crusher chamber, are convenient for changing.Discharging is provided with immediately below crusher chamber
Mouthful.It is provided with grid on discharge port, controls slag crushing partial size.Discharging turnover panel is provided with below discharge port.Discharging turnover panel passes through
Oil cylinder opening and closing.When lower section does not receive slag ladle, dust is prevented to be scattered.Interlayer leads to cooling water.Crusher chamber and charging hopper pass through method
Orchid is bolted.Charging hopper is located at the top of crusher chamber.Charging hopper is removed, rotating cylinder can be mounted and dismounted.
It receives on the slag ladle and carriage in the tunnel that slag ladle locates below ground level, slag ladle and carriage is passed in and out by track, is open in tunnel
Place is lifted by driving.The sealed end in tunnel is provided with cleaning shaft, to siphon away the dust generated during slag dumping.
Claims (10)
1. a kind of mechanical heat of steel slag is crushed and waste-heat recovery device, it is characterised in that: including charging hopper (15), insulation cover (9), break
Broken chamber (22), rotating cylinder (18), the crusher chamber (22) are located at charging hopper (15) bottom, and rotating cylinder is equipped in crusher chamber (22)
(18), rotating cylinder (18) is equipped with spike-tooth (17), is equipped on the inside of crusher chamber (22) fixed spike-tooth (19), in crusher chamber (22) bottom
Equipped with discharge port, discharge port is equipped with discharge port grid (34), and spray tube and nozzle, insulation cover are equipped in charging hopper (15)
(9) it is equipped with exhaust passage.
2. the mechanical heat of steel slag according to claim 1 is crushed and waste-heat recovery device, it is characterised in that: spray tube includes position
Top spray waterpipe (11) in insulation cover (9) and the middle part spray waterpipe (14) in the middle part of charging hopper (15).
3. the mechanical heat of steel slag according to claim 1 is crushed and waste-heat recovery device, it is characterised in that: in charging hopper (15)
Side is equipped with rotation pipe (8), rotation pipe (8) connection insulation cover (9).
4. the mechanical heat of steel slag according to claim 3 is crushed and waste-heat recovery device, it is characterised in that: manage (8) in rotation
Lower section is equipped with bracket (6), dump cylinder (7), the piston rod connection rotation pipe (8) of dump cylinder (7).
5. the mechanical heat of steel slag according to claim 1 is crushed and waste-heat recovery device, it is characterised in that: in charging hopper (15)
Outside passes through speed reducer and motor coupler (32) equipped with motor (33), speed reducer (31), rotating cylinder central axis (29), motor (33)
Connection speed reducer (31), speed reducer (31) connect rotating cylinder central axis (29), rotating cylinder with speed reducer coupling (30) by central axis
Central axis (29) connects rotating cylinder (18).
6. the mechanical hot broken and waste-heat recovery device of steel slag according to claim 1 or 5, it is characterised in that: rotating cylinder (18)
One end is equipped with rotating cylinder cooling water rotating joint (25), and cooling water sandwich is equipped in rotating cylinder (18).
7. the mechanical heat of steel slag according to claim 1 is crushed and waste-heat recovery device, it is characterised in that: on the outside of discharge port
Equipped with discharge port turnover panel (24) and discharge port turnover panel drive cylinder (23), the piston rod of discharge port turnover panel drive cylinder (23) is connected
Discharge port turnover panel (24).
8. the mechanical heat of steel slag according to claim 1 is crushed and waste-heat recovery device, it is characterised in that: in insulation cover (9)
Side is equipped with refractory lining (10), is equipped with charging hopper interlayer (16) on the inside of charging hopper (15), successively sets on the inside of crusher chamber (22)
There are crusher chamber interlayer (21), wear-resistant liner (20).
9. the mechanical heat of steel slag according to claim 1 is crushed and waste-heat recovery device, it is characterised in that: below discharge port
Equipped with blow tank (4), tunnel (28) are equipped with below blow tank (4).
10. the mechanical heat of steel slag according to claim 9 is crushed and waste-heat recovery device, it is characterised in that: in tunnel (28)
Interior to be equipped with slag ladle and carriage track (1), slag ladle and carriage track (1) is equipped with slag ladle and carriage (2), and slag ladle and carriage (2) is equipped with slag ladle (3), is cheating
Road (28) side is equipped with tunnel cleaning shaft (35).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811004273.8A CN109261273A (en) | 2018-08-30 | 2018-08-30 | The mechanical heat of steel slag is crushed and waste-heat recovery device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811004273.8A CN109261273A (en) | 2018-08-30 | 2018-08-30 | The mechanical heat of steel slag is crushed and waste-heat recovery device |
Publications (1)
Publication Number | Publication Date |
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CN109261273A true CN109261273A (en) | 2019-01-25 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811004273.8A Pending CN109261273A (en) | 2018-08-30 | 2018-08-30 | The mechanical heat of steel slag is crushed and waste-heat recovery device |
Country Status (1)
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CN (1) | CN109261273A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110779339A (en) * | 2019-11-16 | 2020-02-11 | 赵汉章 | Blast furnace slag crushing and waste heat recovery system |
CN112280912A (en) * | 2020-09-23 | 2021-01-29 | 鞍钢集团工程技术有限公司 | Pit cover tipping device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102190450A (en) * | 2010-03-08 | 2011-09-21 | 中冶建筑研究总院有限公司 | Device and method for slag afterheat self-decomposition |
CN102230036A (en) * | 2011-04-02 | 2011-11-02 | 中冶建筑研究总院有限公司 | Waste-heat pressure closed-loop thermal treatment method for molten steel slag |
CN102776302A (en) * | 2012-08-03 | 2012-11-14 | 北京硕人海泰能源环境技术有限公司 | Liquid slag waste heat recovery device and method for recovering slag waste heat by utilizing same |
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 |
CN209254851U (en) * | 2018-08-30 | 2019-08-16 | 航天金洲(北京)能源科技有限公司 | The mechanical heat of steel slag is crushed and waste-heat recovery device |
-
2018
- 2018-08-30 CN CN201811004273.8A patent/CN109261273A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102190450A (en) * | 2010-03-08 | 2011-09-21 | 中冶建筑研究总院有限公司 | Device and method for slag afterheat self-decomposition |
CN102230036A (en) * | 2011-04-02 | 2011-11-02 | 中冶建筑研究总院有限公司 | Waste-heat pressure closed-loop thermal treatment method for molten steel slag |
CN102776302A (en) * | 2012-08-03 | 2012-11-14 | 北京硕人海泰能源环境技术有限公司 | Liquid slag waste heat recovery device and method for recovering slag waste heat by utilizing same |
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 |
CN209254851U (en) * | 2018-08-30 | 2019-08-16 | 航天金洲(北京)能源科技有限公司 | The mechanical heat of steel slag is crushed and waste-heat recovery device |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110779339A (en) * | 2019-11-16 | 2020-02-11 | 赵汉章 | Blast furnace slag crushing and waste heat recovery system |
CN110779339B (en) * | 2019-11-16 | 2021-02-05 | 迁安市九江线材有限责任公司 | Blast furnace slag crushing and waste heat recovery system |
CN112280912A (en) * | 2020-09-23 | 2021-01-29 | 鞍钢集团工程技术有限公司 | Pit cover tipping device |
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Effective date of registration: 20200810 Address after: 100082 Beijing city Haidian District Xitucheng Road No. 33 Applicant after: MCC ENERGY SAVING ENVIRONMENTAL PROTECTION Co.,Ltd. Address before: 100089 A1008 three, floor 14, Cui Wei Zhong Li, Haidian District, Beijing. Applicant before: AEROSPACE JINZHOU (BEIJING) ENERGY TECHNOLOGY Co.,Ltd. |
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