WO2018120685A1 - Reduction furnace machining system - Google Patents

Abstract

A reduction furnace machining system, comprising a conveying device (1), a feeding device (2), a reduction device (3), a cooling device (4), and a discharging and recycling device (5). The conveying device comprises a steel belt and a steel belt driving mechanism. The steel belt driving mechanism drives the steel belt to pass through the feeding device, the reduction device, the cooling device, and the discharging and recycling device in sequence. The feeding device comprises a distributing bucket (201) and a distributing mechanism. The distributing bucket is used for containing raw materials, and the distributing mechanism is used for laying the raw materials on the surface of the steel belt evenly. The reduction device is used for calcinating and reducing the raw materials on the surface of the steel belt. The cooling device is used for cooling the calcinated raw materials. The discharging and recycling device comprises a spiral crushing mechanism (501), a recycling mechanism (502), and a tail-end discharging mechanism. The spiral crushing mechanism is provided on the surface of the steel belt and used for crushing the cooled raw materials and sending the crushed raw materials to the recycling mechanism. The tail-end discharging mechanism is used for collecting residual materials on the surface of the steel belt. The reduction furnace machining system operates smoothly in the material machining and recycling processes, hardening is avoided, and the finished product quality is high.

Description

 Manual Title: A reduction furnace processing system

 Technical field

 [0001] The present invention belongs to the field of steel strip reduction furnaces, and more particularly to a reduction furnace for treating cobalt carbonate, which eliminates material compaction.

 Background technique

 [0002] The problems existing in the prior art are: in the process of reducing cobalt carbonate to cobalt powder, the condition of material compaction is easy to occur during the loading, unloading, and running processes, so that the processing process is uncontrollable and the product quality is good. Unable to protect.

 technical problem

 [0003] In order to overcome the deficiencies of the prior art, the object of the present invention is to provide a steel belt reduction furnace that eliminates the slabs of materials during operation.

 Problem solution

 Technical solution

[0004] The technical solution of the utility model is as follows:

 [0005] A reduction furnace processing system, including a conveying mechanism, a feeding device, a reducing device, a cooling device, and a discharge recovery device,

 [0006] The conveying mechanism comprises a steel belt and a steel belt driving mechanism, and the steel belt driving mechanism drives the steel belt through the feeding device, the reducing device, the cooling device and the discharging recovery device in sequence;

[0007] The feeding device comprises a cloth hopper and a cloth distributing mechanism; the cloth hopper is for holding the raw material, and the distributing mechanism is used for uniformly laying the raw material on the surface of the steel strip;

[0008] The reducing device is used for calcining and reducing raw materials on the surface of the steel strip;

[0009] the cooling device is used to cool the calcined raw material;

 [0010] The discharge recovery device includes a spiral scraping mechanism, a recovery mechanism, and a tail discharge mechanism; the spiral scraping mechanism is disposed on a surface of the steel strip, and is used for breaking the cooled raw material and sending it to a recycling mechanism. The tail end discharge mechanism is configured to collect the remaining material on the surface of the steel strip.

[0011] the conveying mechanism includes a steel belt tensioning mechanism and a steel belt leveling mechanism; the steel belt leveling mechanism is disposed at the The front end of the feeding device is used for leveling the steel strip into the feeding mechanism and maintaining the horizontal state, and the steel strip tensioning mechanism is provided at the front end of the feeding device for tensioning the steel strip.

[0012] The conveying mechanism further includes a frame for supporting the reducing device and the cooling device, and the transition wheel is disposed on the frame for holding the horizontal pulling of the steel strip Tight state.

[0013] The cloth distributing mechanism includes a shaft hopper, the shaft hopper is disposed at a discharge port of the cloth hopper, and the shaft hopper is used for accelerating the falling of the cobalt carbonate.

[0014] the cloth mechanism further includes a side baffle, a fabric scraper and a side scraper; the side baffle is disposed under the cloth mechanism, both sides of the steel strip; the fabric scraper is disposed above the steel strip A gap is formed between the steel strip and the steel strip; the side scraper is disposed behind the fabric scraper and on both sides of the steel strip.

[0015] The discharge recovery device further includes a sealing cover disposed at a top end of the spiral scraping mechanism and the recycling device for blocking cobalt powder dust.

[0016] Also included is a hermetic mechanism including an adjustment screw, a seal seat, and an air curtain; the adjustment screw is for adjusting a curtain height, and the seal seat is for sealing the air curtain.

[0017] Further, the airtight mechanism includes a first airtight mechanism, a second airtight mechanism, and a third airtight mechanism; the first airtight mechanism is disposed at a front end of the reducing device, and is used for an isolation and reduction device. And the outside; the second airtight mechanism and the third airtight mechanism are respectively disposed at two ends of the sealing cover for sealing the cooling device and the discharge recovery device, and the storage recovery device and the outside.

[0018] further comprising a tail gas high-burning mechanism, the exhaust gas high-level combustion mechanism includes an ignition port, an adjustment door and a passage; the passage is disposed outside the feeding end of the reducing device, and the ignition port is set At the outlet of the passage; the adjustment door is used to adjust the amount of outflow of the passage.

 Advantageous effects of the invention

 Beneficial effect

 [0019] The technical solution provided by the invention has the advantages that in the process of loading and unloading, the mechanism is used to break the cobalt carbonate and cobalt powder which are easily affected by gravity or sintering process, so that the materials in the whole process are processed. It is evenly scattered, which makes the quality of the product even better. Brief description of the drawing

 DRAWINGS

[0020] FIG. 1 : Overall schematic diagram of a reduction furnace processing system [0021] FIG. 2: Schematic diagram of the invention of the reduction furnace processing system

[0022] FIG. 3: Schematic diagram of the main part of the invention of the reduction furnace processing system

[0023] FIG. 4: Schematic diagram of a blank view of a reduction furnace processing system

[0024] 1 - conveying device, 101 - steel belt tensioning mechanism, 102 - steel belt leveling mechanism, 2 - feeding device, 201 - cloth bucket, 202 - shaft cutting device, 203 - side baffle, 204 - cloth blade, blade side 205-, 3-reduction apparatus, high combustion exhaust mechanism 301, 3012- ignition port, damper ₃₀₁₃ _, 3014- passage, the cooling apparatus 4-, 5- discharging recovery device, 501- Screw scraping mechanism, 502 - recycling mechanism, 503 - sealing cover, 601 - first airtight mechanism, 602 - second airtight mechanism, 603 - third airtight mechanism.

 BEST MODE FOR CARRYING OUT THE INVENTION

 BEST MODE FOR CARRYING OUT THE INVENTION

 [0025] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

 [0026] A reduction furnace processing system shown in FIGS. 1 to 3 for reduction processing of cobalt carbonate powder, comprising a conveying device 1, a feeding device 2, a reducing device 3, a cooling device 4, and a discharge recovery The conveying device 1 comprises a steel belt and a steel belt driving mechanism, the steel belt driving mechanism drives the steel belt to rotate cyclically, and the steel belt driving device drives the steel belt to sequentially pass through the feeding device 2 and the reducing device 3 The cooling device 4 and the discharge recovery device 5; the feeding device 2 includes a cloth hopper 201 and a cloth mechanism, and the cloth mechanism uniformly arranges the cobalt carbonate in the cloth hopper 201 on the steel belt; the cobalt carbonate is advanced along with the steel belt The reduction device 3 is reduced; the reduced cobalt powder is cooled by the cooling device 4; the discharge recovery device 5 includes a spiral particle mechanism 501, a recovery mechanism 502, and a tail discharge mechanism, and the cobalt powder that is reduced and cooled The steel strip advance is broken by the spiral scraping mechanism 501 and sent to a recovery mechanism 502 for scraping off the remaining material on the surface of the steel strip. :

[0027] Further, the conveying device 1 is further used for leveling a steel strip, and the conveying device 1 further comprises a steel strip tensioning mechanism 101 and a steel strip leveling mechanism 102, wherein the driving device drives the steel strip movement, the steel The belt tensioning mechanism 101 pulls the steel strip outward to stretch it, and the steel belt leveling mechanism 102 rolls the steel strip to flatten it.

[0028] Further, the steel belt tensioning mechanism 101 includes a weight, a connecting member and a driven wheel, the steel belt drives the driven wheel to rotate, the connecting member connects the driven wheel and the counterweight, Weighting through the connection The connector pulls the driven wheel to pull the steel strip outward.

[0029] Further, the steel belt leveling mechanism 102 includes a large pinch pulley, a small pinch roller and a tension spring, and the small pinch roller is disposed under the large pinch roller, the large pinch belt The wheel is coupled to the tensile member, and the tension spring drives the large pinch roller to press the steel belt, and the large pinch roller presses the steel belt against the small pinch wheel under the driving force of the gravity and the tension spring Above, the small pinch roller is rolled with a large pinch roller to make it flatten

[0030] Further, the feeding mechanism further includes a frame and a transition wheel, and the frame passes through the feeding device, the reducing device 3, the cooling device 4, and the discharging recovery device 5, and is used for supporting the above devices. The transition wheel is disposed on the frame, and the upper and lower layers of the steel strip are laid flat on the transition wheel to ensure that the steel strip maintains a stretched and flat state during operation.

 [0031] Further, the cloth distributing mechanism includes a shaft stalker 202, a motor and a speed reducer, the shaft hopper 202 is disposed under the hopper 201, and the motor drives the speed reducer; The rotation of the shaft stalker 202 drives the cobalt carbonate in the cloth hopper 201 to slide down on the steel belt.

 [0032] Further, the shaft stalker 202 includes a blade and a rotating shaft, the blade is disposed on the rotating shaft, the speed reducer drives the rotating shaft to rotate, and the rotating shaft drives the blade Move the cobalt carbonate to accelerate it to the steel strip.

 [0033] Further, the feeding device 2 further includes a side baffle 203, a fabric scraper 204 and a side scraper 205; the side baffle 203 is disposed under the cloth mechanism, on both sides of the steel strip, The side baffle 203 blocks the range in which the cobalt carbonate falls out of the steel strip in the left-right direction; the fabric scraper 204 is disposed behind the side baffle 203, and forms a gap with the steel strip, and the fabric scraper 204 will The cobalt carbonate material passing underneath is flattened to have a thickness corresponding to the thickness of the gap; the side scraper 205 is disposed behind the fabric scraper 204, on both sides of the steel strip, and the side scraper 205 is a steel strip The cobalt carbonate scattered on the left and right sides scrapes off the steel strip and is reintroduced into the bucket 201, and the effect of adjusting the width of the material on the steel strip is achieved.

 [0034] Further, the spiral scraping mechanism 501 includes a guide rod, a spiral blade, a motor and a speed reducer; the spiral blade is disposed on the guide rod; the motor drives the speed reducer to rotate; the speed reducer drives The guiding rod rotates; the guiding rod drives the spiral blade to rotate and breaks the cobalt powder and rises to recover by the recycling mechanism 502.

[0035] Further, the discharge recovery device 5 further includes a discharge furnace tube and a tail discharge mechanism, and the steel strip runs through The discharge furnace tube, the cobalt carbonate is separated from the discharge furnace tube by the steel strip; the tail end discharge mechanism is disposed at the tail end of the steel belt circulation; the tail end discharge mechanism scrapes off and recovers the recovery mechanism After the 502 was recovered, the cobalt powder remained on the steel strip.

 [0036] Further, the discharge recovery mechanism 502 further includes a sealing cover 503 disposed at the top of the spiral scraping mechanism 501 and the recovery device for blocking cobalt dust from being dusted; The material mechanism 501 partially raises the dust during the process of breaking up the sponge-like cobalt powder, and the sealing cover 503 plate is used to block the dust from diffusing from above.

 [0037] Further, the system further includes a gas tight mechanism, the airtight mechanism includes an adjusting screw, a sealing seat and an air curtain, the sealing seat covers the adjusting screw, and the covered section of the adjusting screw is a polished rod a threaded section, the adjusting screw connecting the air curtain up and down to adjust its height, the air curtain is used for spraying nitrogen to form a wind curtain for isolating the space, and the air curtain is movable up and down to adjust the height of the air curtain.

 [0038] Further, the airtight mechanism is provided with three groups, including a first airtight mechanism 601, a second airtight mechanism 602, and a third airtight mechanism 603, and the first airtight mechanism 601 is disposed in the a front end of the reducing device 3 for isolating the reducing device 3 and the outside; the second airtight mechanism 602 and the third airtight mechanism 603 are respectively disposed at two ends of the sealing cover 503 for sealing the cooling device 4 and discharging the material The device 5 and the hopper recovery device and the outside, the second airtight structure isolates the cooling device 4 from the recovery device, and the third airtight mechanism 603 isolates the recovery mechanism 502 from the outside, when the spiral shard mechanism 501 is cobalt The dust shattered by the powder is separated by the sealing cover 503, the second airtight mechanism 602, and the third airtight mechanism 603 in the recovery device, cannot fly back to the cooling device 4, or fly out of the outside.

 [0039] Further, the reducing device 3 further includes an exhaust gas high-burning mechanism 301, the exhaust gas high-burning mechanism 301 includes an ignition port 3012, an adjustment door 3013, and a channel 3014; the ignition port 3012 is disposed at an upper end of the channel 3014. The adjusting door 3013 is disposed at a middle portion of the passage 3014; the adjusting door 3013 adjusts the speed of hydrogen overflow from the pipeline; the hydrogen gas flowing from the upper layer of the furnace tube is driven by the internal positive pressure momentum, and flows through the passage 3014 The ignition port 3012, the ignition member ignites hydrogen outside the ignition port 3012 so that the combustion of hydrogen does not blacken out and sinter the fuel.

[0040] Further, the reduction device 3 includes a reduction furnace tube and a furnace tube orientation expansion mechanism; the water cooling device includes a water-cooled furnace tube and a water-cooled furnace tube roller, and the furnace tube orientation expansion mechanism is disposed in the reduction furnace a water-cooled furnace tube disposed at a rear end of the furnace tube directional expansion mechanism, the water-cooled furnace tube roller facility Under the water-cooled furnace tube; a steel strip runs through the reduction furnace tube and the water-cooled furnace tube; the furnace tube orientation expansion mechanism limits the direction in which the reduction furnace tube is deformed by expansion and contraction, cobalt carbonate and steel The belt enters the reduction furnace tube and is reduced; the cobalt powder enters the water-cooled furnace tube to be cooled with the steel strip; the water-cooled furnace tube roller height is adjustable, and the height is adjusted according to the water-cooling thermal expansion and contraction change condition.

 [0041] Further, the reduction furnace processing system further includes a control component, the control component includes a sensor and a controller, and the sensor is disposed on the conveying device 1, the feeding device 2, the reducing device 3, and the cooling device 4 The airtight mechanism and the discharge recovery device 5 collect environmental parameters; the sensor is electrically connected to the controller, and the controller controls the reduction furnace processing system to automatically operate according to preset parameters.

 [0042] The above description is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art is within the technical scope disclosed by the present invention. Variations or substitutions that are readily conceivable are intended to be covered by the scope of the invention. Therefore, the scope of protection of the present invention should be determined by the scope of protection of the claims.

Claims

Claim  [Claim 1] A reduction furnace processing system, comprising: a conveying mechanism, a feeding device, a reducing device, a cooling device, and a discharge recovery device, the conveying device comprising a steel belt and a steel belt driving mechanism, The steel belt driving mechanism drives the steel belt through the feeding device, the reducing device, the cooling device and the discharging recovery device in sequence;  The feeding device comprises a cloth hopper and a cloth distributing mechanism; the cloth hopper is for holding the raw material, and the cloth material mechanism is used for uniformly laying the raw material on the surface of the steel strip;  The reducing device is used for calcining and reducing the raw material on the surface of the steel strip; the cooling device is used for cooling the calcined raw material;  The discharge recovery device includes a spiral scraping mechanism, a recovery mechanism, and a tail discharge mechanism; the spiral scraping mechanism is disposed on a surface of the steel strip for breaking the cooled raw material and sending it to a recycling mechanism, The tail discharge mechanism is used to collect the remaining material on the surface of the steel strip.  [Claim 2] A reduction furnace processing system according to claim 1, wherein: the conveying mechanism comprises a steel belt tensioning mechanism and a steel belt leveling mechanism; and the steel belt leveling mechanism is disposed in the The front end of the material device is used for leveling the steel strip into the feeding mechanism and maintaining the horizontal state, and the steel strip tensioning mechanism is provided at the front end of the feeding device for tensioning the steel strip.  [Claim 3] A reduction furnace processing system according to claim 1, wherein: the conveying mechanism further comprises a frame and a transition wheel, the frame is for supporting the reduction device and the cooling device, The transition wheel is disposed on the frame for maintaining a horizontal tension state of the steel strip.  [Claim 4] A reduction furnace processing system according to claim 1, wherein: the cloth distributing mechanism includes a shaft hopper, and the shaft hopper is disposed at a discharge port of the cloth bucket, The spindle hopper is used to accelerate the fall of cobalt carbonate.  [Claim 5] The reduction furnace processing system according to claim 1, wherein: the cloth distributing mechanism further comprises a side baffle, a fabric scraper and a side scraper; the side baffle is disposed at the Below the cloth mechanism, both sides of the steel strip; the cloth scraper is disposed above the steel strip and forms a gap with the steel strip; the side scraper is disposed behind the fabric scraper and on both sides of the steel strip. [Claim 6] A reduction furnace processing system according to claim 1, wherein: the discharge recovery device further comprises a sealing cover, the sealing cover is disposed at the spiral scraping mechanism and recycling The top of the device is used to block the dust from the cobalt powder.  [Claim 7] A reduction furnace processing system according to claim 6, further comprising: a gas tight mechanism comprising an adjustment screw, a seal seat and an air curtain; the adjustment screw is used for adjustment The air curtain height, the sealing seat is used to seal the air curtain.  [Claim 8] The reduction furnace processing system according to claim 6 or 7, wherein: the airtight mechanism comprises a first airtight mechanism, a second airtight mechanism, and a third airtight mechanism; The first airtight mechanism is disposed at the front end of the reducing device for isolating the reducing device and the outside; the second airtight mechanism and the third airtight mechanism are respectively disposed at two ends of the sealing cover for sealing the cooling device And the discharge recovery device as well as the storage recovery device and the outside world.  [Claim 9] A reduction furnace processing system according to claim 1, further comprising: an exhaust gas high-level combustion mechanism, wherein the exhaust gas high-level combustion mechanism includes an ignition port, an adjustment door, and a passage; Outside the feed end of the reduction device, the ignition port is disposed at an outlet of the passage; the adjustment door is for adjusting an outflow amount of the passage.