CN218908847U - Slag screening equipment capable of reducing dust emission - Google Patents
Slag screening equipment capable of reducing dust emission Download PDFInfo
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- CN218908847U CN218908847U CN202223047895.3U CN202223047895U CN218908847U CN 218908847 U CN218908847 U CN 218908847U CN 202223047895 U CN202223047895 U CN 202223047895U CN 218908847 U CN218908847 U CN 218908847U
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Abstract
The utility model discloses a slag screening equipment of dust emission reduces in slag processing technical field, which comprises a housing, be equipped with the frame in the casing, be equipped with the conveyer belt of screen cloth formula in the frame, the one end of casing is equipped with the feeder hopper, the feeder hopper is located directly over the conveyer belt feed end, be equipped with the vibrator that drives conveyer belt vibration in the frame, casing one end is equipped with the export that supplies the discharge end of conveyer belt to stretch out, still include dust extraction mechanism, dust extraction mechanism includes the dust absorption board, be equipped with the cavity in the dust absorption board, the dust absorption board is located directly over the conveyer belt and dust absorption board and feeder hopper dislocation, the bottom equipartition of dust absorption board has the dust absorption hole with the cavity intercommunication, the top of dust absorption board is equipped with the dust extraction pipe with the cavity intercommunication, the dust extraction pipe wears to establish to the casing outside and is connected with the air exhauster. In this scheme, the dust absorption board covers in a large scale and the top of conveyer belt, all is under the negative pressure effect around the conveyer belt, and a large amount of dust can be absorbed to obviously reduce the dust volume that overflows from other positions, improve the environment in place of production.
Description
Technical Field
The utility model belongs to the technical field of slag treatment, and particularly relates to slag screening equipment capable of reducing dust emission.
Background
The slag is the residue left after ore dressing or smelting, so that waste is changed into valuable for saving resources and reducing environmental pollution, the residue slag can be screened generally, and the large-particle slag can be recycled.
Current slag screening apparatuses typically include a screen that is capable of transporting slag while having a screening action, such screen being arranged at a slight incline, or the screen being mounted on two drive rollers of different heights with a conveyor belt, a feed hopper being provided above the higher end of the screen to transfer slag from the feed hopper to the screen, and small-sized slag falling from the mesh of the screen during the process of sliding the slag in the direction of inclination of the screen, and large-sized slag being transported to the lower end of the screen for discharge and collection.
In order to enhance the screening effect, the current slag screening device is also provided with a vibrator for promoting the vibration of the screen, and the screening effect is promoted under the vibration condition. However, no matter the slag falls to the screen from the feed hopper or the slag is screened on the screen, a large amount of dust is generated due to the flowing state of the slag, and the dust is lifted from the equipment to enter the air to cause serious environmental pollution and simultaneously harm the health of workers. The existing dust collection mechanism is simple, the exhaust fan is installed on the equipment, dust generated in the equipment is absorbed and then is treated in a water precipitation mode, but a communication port between the exhaust fan and the equipment is fixed, dust absorption with a large area is not achieved, or a large amount of dust overflows outwards from a position far away from the exhaust fan and communicated with the equipment, so that the dust collection effect is poor, and the optimization and improvement are continued.
Disclosure of Invention
The utility model aims to provide slag screening equipment capable of better reducing dust emission.
The utility model provides a reduce slag screening equipment of dust emission, which comprises a housing, be equipped with the frame in the casing, be equipped with the conveyer belt of screen cloth formula in the frame, the one end of casing is equipped with the feeder hopper, the feeder hopper is located directly over the conveyer belt feed end, be equipped with the vibrator that drives the conveyer belt vibration in the frame, casing one end is equipped with the export that supplies the discharge end of conveyer belt to stretch out, still include dust absorption mechanism, dust absorption mechanism includes the dust absorption board, be equipped with the cavity in the dust absorption board, the dust absorption board is located directly over the conveyer belt and dust absorption board and feeder hopper dislocation, the bottom equipartition of dust absorption board has the dust absorption hole with the cavity intercommunication, the top of dust absorption board is equipped with the dust extraction pipe with the cavity intercommunication, the dust extraction pipe wears to establish to the casing outside and be connected with the air exhauster, the dust extraction pipe is kept away from the one end of dust absorption board wears to locate in the pond that is equipped with water.
The working principle of the scheme is as follows: slag (mixed with large and small particles) is added from a feed hopper and then transferred onto a conveyor belt, and the small-particle slag is sieved down by the vibrating conveyor belt along with the conveying process due to the screen-type conveyor belt, and the large-particle slag is discharged from a discharge end for processing in the next link.
In this scheme, the top of dust absorption board large tracts of land cover and conveyer belt, and be close to the conveying face of conveyer belt, the air exhauster convulsions makes dust extraction pipe and dust absorption board inside be in the negative pressure, and the dust around the in-process conveyer belt of screening slags can get into dust extraction board from the dust absorption hole in a large number and be absorbed away, and the dust of absorbing away is subsided in entering pond.
The beneficial technical effects of this scheme are: in this scheme, the dust absorption board large tracts of land cover and the top of conveyer belt, and be close to the conveying face of conveyer belt for all around the conveyer belt of a large amount of production dust all under the negative pressure effect, a large amount of dust can be absorbed away, thereby obviously reduce the dust volume that overflows to outside air from other positions, improve the environment in place of production.
Further, the below of dust absorption board is equipped with the bulk cargo subassembly, and the bulk cargo subassembly includes a plurality of connecting rods of arranging along conveyer belt direction of delivery interval, and the lower surface of connecting rod is connected with a plurality of bulk cargo poles. The bottom of the bulk material rod is contacted with the conveyor belt, so that slag which is piled up and not easy to vibrate and spread out is pushed away when passing through the bulk material rod, and screening is promoted.
Further, two ends of the connecting rods are connected with a common transmission rod, and the two transmission rods are connected with a driving mechanism for driving the transmission rods to reciprocate along the conveying direction of the conveying belt. The driving mechanism is indirectly driven to enable the bulk cargo rod to reciprocate in the conveying direction, so that the dispersion and screening of slag are further promoted.
Further, the driving mechanism comprises a motor arranged on the shell and a sliding rail arranged on the side wall of the dust collection plate, and a sliding block is connected on the sliding rail in a sliding way; the slider is connected with the transfer line, and the output shaft of motor has the crank, and the one end that the crank was kept away from the motor is rotated with the slider and is connected. Such a driving mechanism is simple in structure and stable and firm.
Further, the sliding rail is a T-shaped sliding rail. The sliding block can be tightly contacted with the sliding rail in the sliding process, so that derailment is avoided.
Further, a funnel-shaped discharge hopper is arranged at the lower end of the shell. The method is favorable for collecting the small-particle slag after sieving in a concentrated way.
Drawings
FIG. 1 is a cross-sectional view of a slag screening device having reduced dust emissions in accordance with the present utility model;
fig. 2 is an enlarged view at a in fig. 1.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: the dust collecting device comprises a feeding hopper 1, a machine shell 2, a dust collecting pipe 3, a dust collecting plate 4, dust collecting holes 41, a conveying belt 5, a sliding block 6, a connecting rod 7, a bulk material rod 8, a transmission rod 9 and a sliding rail 10.
The embodiment is basically as shown in fig. 1 and 2: the utility model provides a reduce slag screening equipment of dust emission, includes casing 2 and dust absorption mechanism, is equipped with the frame in the casing 2, is equipped with conveyer belt 5 of screen cloth type in the frame, and the one end of casing 2 is equipped with feeder hopper 1, and feeder hopper 1 is located directly over the conveyer belt 5 feed end, is equipped with the vibrator that drives conveyer belt 5 vibration in the frame, and casing 2 one end is equipped with the export that supplies conveyer belt 5's discharge end to stretch out. The lower end of the shell 2 is provided with a funnel-shaped discharge hopper.
The dust absorption mechanism comprises a dust absorption plate 4, a cavity is arranged in the dust absorption plate 4, the dust absorption plate 4 is positioned right above a conveying belt 5, the dust absorption plate 4 is staggered with a feed hopper 1, dust absorption holes 41 communicated with the cavity are uniformly distributed at the bottom of the dust absorption plate 4, a dust extraction pipe 3 communicated with the cavity is arranged at the top of the dust absorption plate 4, the dust extraction pipe 3 is arranged outside a machine shell 2 in a penetrating manner and is connected with an exhaust fan, and one end of the dust extraction pipe 3, far away from the dust absorption plate 4, is arranged in a water pool (not shown in the figure) in a penetrating manner.
The dust absorption board 4 is equipped with the bulk cargo subassembly below, and the bulk cargo subassembly includes a plurality of connecting rods 7 of arranging along conveyer belt 5 direction of delivery interval, and the lower surface of connecting rod 7 is connected with a plurality of bulk cargo poles 8. Two ends of the connecting rods 7 are connected with a common transmission rod 9, and the two transmission rods 9 are connected with a driving mechanism for driving the transmission rods to reciprocate along the conveying direction of the conveying belt 5.
The driving mechanism comprises a motor arranged on the shell 2 and a slide rail 10 arranged on the side wall of the dust collection plate 4, the slide rail 10 is a T-shaped slide rail 10, and the slide rail 10 is connected with a slide block 6 in a sliding way; the slide 6 is connected to a transmission rod 9, and the output shaft of the motor is connected to a crank (known conventional structure, not shown in the figure), and one end of the crank away from the motor is rotatably connected to the slide 6.
The specific implementation process is as follows: slag (mixed with large and small particles) is added from the feed hopper 1 and then transferred onto the conveyor belt 5, and the small particles of slag are sieved down by the vibrating conveyor belt 5 along with the conveying process due to the screen-type conveyor belt 5, and the large particles of slag are discharged from the discharge end for processing in the next link.
In this scheme, the top of dust absorption board 4 large tracts of land and conveyer belt 5, and be close to conveyer belt 5's conveying face, the air exhauster convulsions makes dust extraction pipe 3 and the inside negative pressure that is in of dust absorption board 4, and the dust around the in-process screening slags conveyer belt 5 can get into dust extraction board from dust absorption hole 41 in a large number and be absorbed away, and the dust of absorbing away is subsided in entering the pond.
Simultaneously, the motor drives the crank to drive the sliding block 6 to reciprocate on the sliding rail 10, and then drives the transmission rod 9 connected with the sliding block 6, and then drives the bulk cargo rod 8 to reciprocate on the conveying belt 5, so that slag is dispersed and screening is promoted.
Claims (6)
1. The utility model provides a reduce slag screening equipment of dust emission, includes the casing, is equipped with the frame in the casing, is equipped with the conveyer belt of screen cloth formula in the frame, and the one end of casing is equipped with the feeder hopper, and the feeder hopper is located directly over the conveyer belt feed end, is equipped with the vibrator that drives the conveyer belt vibration in the frame, and casing one end is equipped with the export that supplies the discharge end of conveyer belt to stretch out, its characterized in that: still include dust absorption mechanism, dust absorption mechanism includes the dust absorption board, is equipped with the cavity in the dust absorption board, and the dust absorption board is located directly over the conveyer belt and dust absorption board and feeder hopper dislocation, and the bottom equipartition of dust absorption board has the dust absorption hole with the cavity intercommunication, and the top of dust absorption board is equipped with the dust extraction pipe with the cavity intercommunication, and the dust extraction pipe wears to establish to the casing outside and is connected with the air exhauster, and the dust extraction pipe is kept away from the one end of dust absorption board and wears to locate in the pond that is equipped with water.
2. A slag screening apparatus having reduced dust emissions as set forth in claim 1 wherein: the dust absorption plate is characterized in that a bulk cargo assembly is arranged below the dust absorption plate and comprises a plurality of connecting rods which are distributed at intervals along the conveying direction of the conveying belt, and the lower surfaces of the connecting rods are connected with a plurality of bulk cargo rods.
3. A slag screening apparatus having reduced dust emissions according to claim 2, wherein: the two ends of the connecting rods are connected with a common transmission rod, and the two transmission rods are connected with a driving mechanism for driving the transmission rods to reciprocate along the conveying direction of the conveying belt.
4. A slag screening apparatus having reduced dust emissions according to claim 3, wherein: the driving mechanism comprises a motor arranged on the shell and a sliding rail arranged on the side wall of the dust collection plate, and a sliding block is connected to the sliding rail in a sliding way; the slider is connected with the transfer line, and the output shaft of motor has the crank, and the one end that the crank was kept away from the motor is rotated with the slider and is connected.
5. A slag screening apparatus having reduced dust emissions as defined in claim 4 wherein: the sliding rail is a T-shaped sliding rail.
6. A slag screening apparatus having reduced dust emissions according to any one of claims 1 to 5, wherein: the lower end of the shell is provided with a funnel-shaped discharge hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047895.3U CN218908847U (en) | 2022-11-16 | 2022-11-16 | Slag screening equipment capable of reducing dust emission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047895.3U CN218908847U (en) | 2022-11-16 | 2022-11-16 | Slag screening equipment capable of reducing dust emission |
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| Publication Number | Publication Date |
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| CN218908847U true CN218908847U (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223047895.3U Active CN218908847U (en) | 2022-11-16 | 2022-11-16 | Slag screening equipment capable of reducing dust emission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116748130A (en) * | 2023-08-01 | 2023-09-15 | 江苏捷达粮食设备有限公司 | Conveying equipment with grain edulcoration function |
-
2022
- 2022-11-16 CN CN202223047895.3U patent/CN218908847U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116748130A (en) * | 2023-08-01 | 2023-09-15 | 江苏捷达粮食设备有限公司 | Conveying equipment with grain edulcoration function |
| CN116748130B (en) * | 2023-08-01 | 2024-01-26 | 淮安保粮工程机械有限公司 | Conveying equipment with grain edulcoration function |
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