CN112110137A - Air-flow bed type steel slag cooling conveyor - Google Patents
Air-flow bed type steel slag cooling conveyor Download PDFInfo
- Publication number
- CN112110137A CN112110137A CN202010992508.XA CN202010992508A CN112110137A CN 112110137 A CN112110137 A CN 112110137A CN 202010992508 A CN202010992508 A CN 202010992508A CN 112110137 A CN112110137 A CN 112110137A
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- CN
- China
- Prior art keywords
- air inlet
- air
- dragging
- shaft
- steel slag
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/22—Arrangements or mountings of driving motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/02—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface comprising a load-carrying belt attached to or resting on the traction element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/30—Details; Auxiliary devices
- B65G17/38—Chains or like traction elements; Connections between traction elements and load-carriers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/02—Belt- or chain-engaging elements
- B65G23/04—Drums, rollers, or wheels
- B65G23/06—Drums, rollers, or wheels with projections engaging abutments on belts or chains, e.g. sprocket wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/20—Auxiliary treatments, e.g. aerating, heating, humidifying, deaerating, cooling, de-watering or drying, during loading or unloading; Loading or unloading in a fluid medium other than air
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/08—Treatment of slags originating from iron or steel processes with energy recovery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Abstract
The utility model provides an entrained flow bed formula slag cooling conveyer, which comprises a housin, motor drive, driving sprocket, install the dragging axis on the casing left side, driven sprocket, drag the sprocket, install the tensioning axle on the casing right side, tensioning sprocket, install on dragging sprocket and tensioning sprocket, and bear the chain by dragging a plurality of gyro wheel direction that the sprocket drove, install on the casing, be used for the gyro wheel direction to bear the chain guide that the chain led, install the slag material conveyer belt on gyro wheel direction bearing chain, the intake stack, the air inlet control pivot, air inlet adjustment revolving door, air inlet control swinging boom, the air flow control pivot, air flow adjustment revolving door, the air flow control swinging boom. The invention has simple structure, reliable operation, long service life, cooling and conveying and high-temperature waste heat recovery. The device can be widely applied to the high-efficiency cooling and conveying of high-temperature solids and the recycling process of high-temperature heat of the high-temperature solids, and is particularly applied to the treatment of solid steel slag and the recycling process of high-temperature waste heat of the solid steel slag.
Description
Technical Field
The invention relates to an entrained flow bed type steel slag cooling conveyor which can be widely applied to the high-efficiency cooling and conveying of high-temperature solids and the recycling process of high-temperature heat of the high-temperature solids, in particular to the treatment of the solid steel slag and the recycling process of high-temperature waste heat of the solid steel slag.
Background
In the steel making process of steel plant enterprises, 10% -15% of steel slag can be correspondingly generated in each ton of crude steel. The steel slag contains not only recoverable solid substances but also a large amount of heat, and the temperature of the molten steel slag is 1400 to 1750 ℃, and the specific heat capacity of the slag is about 1.25 kJ/(kg & gtC). According to calculation, the steel slag is reduced from 1400 ℃ to 400 ℃, and the sensible heat of 1.2X 109J can be recovered per ton of slag, which is equivalent to the heat generated after 40kg of standard coal is completely combusted. The existing steel slag treatment equipment can only treat and recover solid steel slag, but a large amount of high-temperature waste heat carried by the steel slag cannot be effectively recovered, and is basically completely discharged and wasted.
Disclosure of Invention
The invention aims to provide an entrained flow type steel slag cooling conveyor which is simple in structure, reliable in operation, long in service life, capable of cooling and conveying and capable of recovering high-temperature waste heat.
The invention relates to an entrained flow bed type steel slag cooling conveyor, which comprises a shell, a motor driving device, a driving chain wheel, a dragging shaft, a driven chain wheel, a plurality of dragging chain wheels, a tensioning shaft, a plurality of tensioning chain wheels, a plurality of roller guide bearing chains, a chain guide rail, a steel slag material conveying belt and a plurality of air distribution plates, wherein the bottom of the left side of the shell is provided with a slag discharge port, the middle of the left side of the shell is provided with a material inlet, the shell is sealed, the motor driving device is arranged on the top surface of the left side of the shell, the driving chain wheel is arranged on an output shaft of the motor driving device, the dragging shaft is arranged on the left side of the shell, the driven chain wheel is arranged on the dragging shaft and drives the dragging shaft to rotate, the driven chain wheels are driven by the driving chain wheels, the dragging chain wheels are provided with double rows of teeth, the dragging chain wheels are arranged on the The air inlet control device comprises an air inlet pipeline arranged on one side surface of a shell and used for feeding air along the flow direction, an air inlet control rotating shaft arranged on the air inlet pipeline, an air inlet adjusting rotating door arranged in the air inlet pipeline and arranged on the air inlet control rotating shaft through a fastening screw, an air inlet control rotating arm arranged at the tail end of the air inlet control rotating shaft, an air flow control rotating shaft arranged on the air inlet pipeline, a rotary air flow adjusting door arranged in the air chamber and arranged on the air flow control rotating shaft and an air flow control rotating arm arranged at the tail end of the air flow control rotating shaft, wherein the air inlet adjusting rotating.
The entrained flow type steel slag cooling conveyor is characterized in that 2-4 roller guide bearing chains are arranged in the entrained flow type steel slag cooling conveyor, each roller guide bearing chain is connected end to end, an upper layer and a lower layer are arranged in a shell, the upper layer is a conveying process, and the lower layer is a return process.
The invention relates to an entrained flow type steel slag cooling conveyor, wherein a roller guide bearing chain comprises a plurality of bearing chain links, a driven guide wheel, driving rollers and baffle rings, wherein the bearing chain links are provided with a male embedded connecting end and a female embedded connecting end, the bearing chain links are sequentially connected together through pin shafts, the driven guide wheel is inserted into the female embedded connecting end and is arranged on the pin shafts, the driving rollers are positioned at two sides of the bearing chain links and are arranged on the pin shafts, and the baffle rings are positioned at two sides of the driving rollers and.
The entrained flow bed type steel slag cooling conveyor further comprises a slag discharging pipe arranged on the other side surface of the shell and a normally closed slag discharging control door arranged on the slag discharging pipe.
The invention relates to an entrained flow bed type steel slag cooling conveyor, which has the working principle that: according to the length direction of the shell, controllable air inlet chambers capable of respectively adjusting air inlet and outlet amount are arranged, cooling air is blown out from an air chamber and reaches the upper surface of the air distribution plate from the bottom of the air distribution plate through inclined vent holes, a layer of entrained flow bed capable of bearing high-temperature solid particles is formed at the upper conveying section of the conveyor, waste heat recovery is carried out through heat exchange between air flow and high-temperature steel slag, and the number of the controllable air inlet chambers is arranged according to the length that the controllable air inlet chambers can cover the upper conveying process. Each air distribution plate is overlapped front and back, so that conveyed material particles cannot fall into a lower air chamber through the gap between the front air distribution plate and the rear air distribution plate, and the row number of the air distribution plates needs to be matched with that of a conveyor chain. In the operation process of the conveyor, cooling air continuously blows into the upper surface of the air distribution plate from the lower part of the air distribution plate through the inclined vent holes in the air distribution plate, an entrained flow bed capable of supporting high-temperature solid particles is formed on the upper surface of a conveying process, waste heat recovery is carried out through heat exchange between air flow and high-temperature steel slag, the inclined vent holes in the side wall of the air distribution plate are of an inclined downward structure communicated from inside to outside, the inclined vent holes in the structure can meet ventilation requirements in the operation of a slag conveyor, and fine particles can be prevented from falling into an air chamber below the air distribution plate through the inclined vent holes.
The entrained flow bed type steel slag cooling conveyor can adopt manual operation or electric operation as the air inlet control rotating arm and the air flow control rotating arm.
The entrained flow type steel slag cooling conveyor has the advantages that the normally closed slag discharging control door can be opened and closed manually or electrically and is used for opening slag discharging under special conditions.
The entrained flow bed type steel slag cooling conveyor adopts an air distribution plate conveyor belt capable of forming an entrained flow bed and a controllable air chamber structure for controlling air quantity, and carries out high-efficiency cooling conveying of high-temperature steel slag solids and recycling of high-temperature heat of the high-temperature steel slag solids. Simple structure, reliable operation and long service life.
In conclusion, the entrained flow bed type steel slag cooling conveyor has the advantages of simple structure, reliable operation, long service life, cooling and conveying and high-temperature waste heat recovery.
Drawings
The invention will be further described with reference to the accompanying drawings and examples thereof.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
FIG. 4 is a cross-sectional view taken at C-C of FIG. 1;
FIG. 5 is an enlarged view of a portion of FIG. 3 at I;
FIG. 6 is a schematic view of the roller guide load chain configuration of FIG. 1;
FIG. 7 is a top view of FIG. 6;
fig. 8 is a left side view of fig. 6.
Detailed Description
In fig. 1 to 8, the entrained flow type steel slag cooling conveyor of the invention comprises a slag discharge port a arranged at the bottom of the left side, a material inlet b arranged at the middle part, a sealed shell 1, a motor driving device 2 arranged on the top surface of the left side of the shell, a driving chain wheel 3 arranged on an output shaft of the motor driving device, a dragging shaft 4 arranged on the left side of the shell, a driven chain wheel 5 arranged on the dragging shaft and driving the dragging shaft to rotate and driven by the driving chain wheel through chain transmission, a plurality of dragging chain wheels 6 provided with double rows of teeth and arranged on the dragging shaft and rotating along with the dragging shaft, a tensioning shaft 7 arranged on the right side of the shell, a plurality of tensioning chain wheels 8 arranged on the tensioning shaft, a plurality of roller guide bearing chains 9 arranged on the dragging chain wheel and the tensioning chain wheel and driven by the dragging chain wheel, and a chain guide rail 10 arranged on the shell and used, the device comprises a steel slag material conveying belt 11, an air inlet pipeline 12, an air inlet control rotating shaft 13, an air inlet adjusting rotating door 14, an air inlet control rotating arm 15, an air flow control rotating shaft 16, an air flow adjusting rotating door 17 and an air flow control rotating arm 18, wherein the steel slag material conveying belt 11 is formed by sequentially overlapping and connecting a plurality of air distribution plates with inclined air vents c into a whole and is arranged on a roller guide bearing chain, the air inlet pipeline 12 is arranged on one side surface of a shell and enters air along the flow direction d, the air inlet control rotating shaft 13 is arranged on the air inlet pipeline, the air inlet adjusting rotating door 14 is arranged in the air inlet pipeline and is arranged on the air inlet control rotating shaft through fastening screws, the air inlet control rotating arm 15 is arranged at.
According to the entrained flow type steel slag cooling conveyor, 2-4 roller guide bearing chains 9 are arranged, each roller guide bearing chain is connected end to end, an upper layer and a lower layer are arranged in a shell, the upper layer is a conveying process, and the lower layer is a return process.
The invention relates to an entrained flow type steel slag cooling conveyor, wherein a roller guide bearing chain 9 comprises a plurality of bearing chain links 9-1 which are provided with a male embedded connecting end g and a female embedded connecting end f and are sequentially connected together through a pin shaft 9-5, a driven guide wheel 9-2 which is inserted into the female embedded connecting end and is arranged on the pin shaft, driving rollers 9-3 which are positioned at two sides of the bearing chain links and are arranged on the pin shaft, and baffle rings 9-4 which are positioned at two sides of the driving rollers and are arranged on the pin shaft through a bayonet 9-6.
The entrained flow type steel slag cooling conveyor further comprises a slag discharging pipe 19 arranged on the other side surface of the shell and a normally closed slag discharging control door 20 arranged on the slag discharging pipe.
Although the present invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. An entrained flow bed type steel slag cooling conveyor is characterized by comprising a left side bottom provided with a slag discharge port, a middle part provided with a material inlet, a sealed shell, a motor driving device installed on the top surface of the left side of the shell, a driving chain wheel installed on an output shaft of the motor driving device, a dragging shaft installed on the left side of the shell, a driven chain wheel installed on the dragging shaft and driving the dragging shaft to rotate, a driven chain wheel driven by the driving chain wheel through chain transmission, a plurality of dragging chain wheels installed on the dragging shaft and rotating along with the dragging shaft, a tensioning shaft installed on the right side of the shell, a plurality of tensioning chain wheels installed on the tensioning shaft, a plurality of roller guide bearing chains installed on the dragging chain wheel and the tensioning chain wheel and driven by the dragging chain wheel, a chain guide rail installed on the shell and used for guiding the roller bearing chains, and a plurality of air distribution plates with oblique air vents are sequentially connected into a whole in a lap joint mode The steel slag material conveying belt comprises an air inlet pipeline, an air inlet control rotating shaft, an air inlet adjusting rotating door, an air inlet control rotating arm, an air flow control rotating shaft, an air flow adjusting rotating door and an air flow control rotating arm, wherein the air inlet pipeline is arranged on one side surface of a shell and enters air along the flowing direction, the air inlet control rotating shaft is arranged on the air inlet pipeline, the air inlet adjusting rotating door is arranged inside the air inlet pipeline and is arranged on the air inlet control rotating shaft through a fastening screw, the air inlet control rotating arm is arranged at the tail end of the air inlet control rotating shaft, the air flow control rotating shaft is arranged on the.
2. The entrained-flow steel slag cooling conveyor as recited in claim 1, wherein the number of the roller guide carrying chains is 2 to 4, each of which is connected end to end, and the upper layer and the lower layer are arranged in the casing, the upper layer is a conveying path, and the lower layer is a return path.
3. An entrained-flow steel slag cooling conveyor as claimed in claim 1, wherein the roller guide carrier chain comprises a plurality of carrier links having a male engaging end and a female engaging end and sequentially connected together by a pin, a passive guide roller inserted into the female engaging end and mounted on the pin, a driving roller disposed on both sides of the carrier links and mounted on the pin, and a retainer ring disposed on both sides of the driving roller and mounted on the pin by a retainer pin.
4. The entrained flow steel slag cooling conveyor of claim 1, further comprising a slag tapping pipe mounted on the other side of the housing, and a normally closed slag tapping control door mounted on the slag tapping pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010992508.XA CN112110137A (en) | 2020-09-21 | 2020-09-21 | Air-flow bed type steel slag cooling conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010992508.XA CN112110137A (en) | 2020-09-21 | 2020-09-21 | Air-flow bed type steel slag cooling conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112110137A true CN112110137A (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010992508.XA Pending CN112110137A (en) | 2020-09-21 | 2020-09-21 | Air-flow bed type steel slag cooling conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112110137A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113071952A (en) * | 2021-05-18 | 2021-07-06 | 特码斯派克工业技术有限公司 | Novel rope mechanism is held to double row chain |
-
2020
- 2020-09-21 CN CN202010992508.XA patent/CN112110137A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113071952A (en) * | 2021-05-18 | 2021-07-06 | 特码斯派克工业技术有限公司 | Novel rope mechanism is held to double row chain |
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