CN109399259B - Potential energy rotary bag dust falling device and corresponding belt conveyor dust falling method - Google Patents
Potential energy rotary bag dust falling device and corresponding belt conveyor dust falling method Download PDFInfo
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- CN109399259B CN109399259B CN201811446346.9A CN201811446346A CN109399259B CN 109399259 B CN109399259 B CN 109399259B CN 201811446346 A CN201811446346 A CN 201811446346A CN 109399259 B CN109399259 B CN 109399259B
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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
- B65G69/18—Preventing escape of dust
- B65G69/181—Preventing escape of dust by means of sealed systems
- B65G69/182—Preventing escape of dust by means of sealed systems with aspiration means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a potential energy rotary bag dust settling device and a corresponding belt conveyor dust settling method, which are used for filling the blank of the prior art. The invention also relates to two dust falling methods of the belt conveyor. The invention has simple structure, convenient disassembly and assembly, and the dust filter can automatically vibrate and self-clean, is convenient for manual cleaning, and is widely applicable to various mine coal-retaining holes, mining surfaces or belt conveyor equipment.
Description
Technical Field
The invention relates to a potential energy rotary bag dust falling device and a corresponding belt conveyor dust falling method.
Background
The dust volume that produces in the belt transportation is great, in order to ensure that the health of operation personnel, needs very big district installation dust device, and traditional dust device is mostly water spray, spraying dust fall, and this kind of mode artificially increases underground air humidity, has aggravated the damp and hot environment in the pit, also causes metal equipment corrosion simultaneously easily.
Some dust removing devices adopt a filter element filtering mode, because the dust amount on the belt conveyor is large, the filter element is full of coal ash within days, the filter element needs to be replaced frequently at regular intervals, and otherwise, the dust removing effect is greatly reduced.
The novel belt conveyor dust removal equipment with good dust removal effect, self-cleaning function and convenient cleaning is urgently needed in the prior art.
Disclosure of Invention
The invention aims to solve the technical problem of filling the blank in the prior art and provides a potential energy rotary bag dust settling device and a corresponding belt conveyor dust settling method.
In order to solve the technical problems, the potential energy rotary bag dust settling device comprises a dust collecting cover, a dust filter and a fan, and is characterized in that: the dust filter comprises a top disk, a bottom disk, N cylindrical filter bags and a telescopic sleeve, wherein the top disk and the bottom disk are all disc-shaped, N through holes are uniformly distributed around the center of the top disk, the hole wall of each through hole extends upwards to form an upper pipe orifice, N through holes are uniformly distributed around the center of the bottom disk, the hole wall of each through hole extends downwards to form a lower pipe orifice, the N cylindrical filter bags are in one-to-one correspondence with the through holes on the top disk and the bottom disk, the upper opening of each cylindrical filter bag is turned and buckled on the upper pipe orifice of the corresponding through hole of the top disk and fixed by an annular sealing cap, the center of the annular sealing cap is provided with a through hole and is provided with a sealing cloth, the lower opening of each cylindrical filter bag is turned and buckled on the lower pipe orifice of the corresponding through hole of the bottom disk and fixed by an annular clamp, the telescopic sleeve comprises an outer cylinder and an inner cylinder, the upper part of the inner cylinder is respectively fixed on the top disk and the bottom disk, a telescopic and rotatable sealed container is formed by extending into the inner cylinder, the N cylindrical filter bags are sealed in the middle, the cylindrical filter bags and the sealing cloth are all made by the same filter cloth,
the top plate of the dust filter is connected to a static pressure chamber through an elastic corrugated pipe, a window is formed in the side wall of one side of the static pressure chamber, a return air pipe is covered on the window, the tail end of the return air pipe is downward, the fan is arranged in the window or the return air pipe, the dust collection cover is erected on a belt conveyor frame through a bracket, the lower opening of the dust collection cover is opposite to a belt conveyor belt, the static pressure chamber is fixed on a roadway top plate, the chassis of the dust filter is connected with the upper opening of the dust collection cover through the elastic corrugated pipe, two or three guide posts are arranged on the periphery of the upper opening of the top of the dust collection cover, two or three guide through holes which are uniformly distributed are correspondingly formed in the periphery of the chassis in a penetrating manner, the chassis can move up and down along the guide posts, an outer connecting ring is connected under the chassis, an inward inner flange is arranged on the outer connecting ring, the inner flange is fixed on an inner connecting ring, the outer flange is arranged on the inner ring, the inner ring is correspondingly arranged on the inner ring-shaped flange, the inner ring-shaped flange is correspondingly arranged on the inner ring-shaped slot hole of the inner ring-shaped slot, and the inner ring-shaped slot hole of the ring-shaped slot is correspondingly arranged in the arc-shaped slot hole of the ring-shaped slot, and the inner ring-shaped slot hole of the ring-shaped slot is correspondingly connected with the inner ring-shaped slot hole of the slot opening. The potential energy rotary bag dust settling device is arranged at the transfer point of the belt conveyor for assembly. Before use, the chassis is rotated by a proper angle, so that the small arc-shaped slot holes of the chassis are clamped in the annular slot on the guide post, and each cylindrical filter bag forms a spiral shape around the center. Then, when the belt conveyor runs, the potential energy rotary bag dust settling device is started at the same time.
The dust produced by the belt conveyer enters each cylindrical filter bag of the dust filter through the dust collecting cover, the dust is intercepted and attached to the inner surface of the cylindrical filter bag and the lower surface of the sealing cloth, and the purified air returns after passing through the filter bag and the return air pipe.
When dust is accumulated, the wind resistance of the dust filter is increased, the suction force of the fan is influenced, the dust filter vibrates, the accumulated dust flakes are naturally fallen off due to vibration, fall on a conveying belt in a flake mode and are taken away, and the potential energy rotary bag dust settling device has a vibration self-cleaning function, so that the transition function of the dust filter is continuously maintained.
As optimization, each guide post is sleeved with a spiral spring, and two ends of the spiral spring are respectively propped against the chassis and the dust collecting cover. By means of the design, the self-elasticity of the spiral spring and the self-elasticity of the elastic corrugated pipe can be utilized to balance the gravity of the dust filter, so that the dust filter is in a gravity and elasticity balance state, and vibration is naturally generated when the suction force of the fan changes.
As optimization, the fan is provided with a remote control reversing switch or a timing reversing switch. By the design, when no people are around the periphery, the fan is started to reversely rotate at fixed time, the fan sucks air from the air through the return air pipe and reversely blows into the cylindrical filter bag through the static pressure chamber, dust attached to the cylindrical filter bag and the sealing cloth is blown onto the conveying belt of the belt conveyor, and the dust filtering capacity of the dust filter is restored.
The invention discloses a dust fall method of a belt conveyor, which comprises the following steps:
(1) installing the potential energy rotary bag dust settling device at each dust control point of the belt conveyor;
(2) the chassis of the dust filter of the potential energy rotary bag dust settling device is rotated to a proper angle, so that the small arc-shaped clamping groove holes of the chassis are clamped in the annular clamping grooves on the guide posts, and each cylindrical filter bag is rotated to form a spiral shape around the axial lead of the chassis.
(3) Starting a fan of a dust filter of the potential energy rotary bag dust settling device;
(4) then the matched belt conveyor is started,
(5) dust-containing air generated by a belt conveyor is sucked into a cylindrical filter bag and a sealing cloth of a dust filter of the potential energy rotary bag dust settling device, dust is attached to the inner surface of the cylindrical filter bag and the lower surface of the sealing cloth, clean air passes through the cylindrical filter bag and Feng Bu and enters a static pressure chamber, and after being discharged by a fan, the clean air returns to the upper part of the belt conveyor along a return air pipe to form a dust settling air circulation closed loop;
(6) every 8 hours, the operator wears the dust mask, the fan is closed, then the small arc-shaped slot holes on the chassis of the dust filter of the potential energy rotary bag dust-settling device are rotated to separate from the annular slot holes, so that the guide posts are positioned in the arc-shaped slot holes, at the moment, each cylindrical filter bag is restored to be a straight cylinder, dust attached to the cylindrical filter bag and the sealing cloth falls on the conveying belt in a piece or agglomeration manner under the action of gravity and is taken away by the conveying belt, the dust filter is restored,
(7) after the dust filter has no caking piece dust, the dust filter is rotated to a proper angle again, so that the small arc-shaped clamping groove holes of the chassis are clamped in the annular clamping grooves on the guide posts, each cylindrical filter bag is rotated to be spiral around the axis of the chassis, the dust filter bag returns to the step (5), and the process is repeated until the belt conveyor is matched to stop running, and the potential energy rotary bag dust settling device stops.
The invention discloses a dust fall method of a belt conveyor, which comprises the following steps:
(1) installing the potential energy rotary bag dust settling device at each dust control point of the belt conveyor;
(2) rotating the chassis of the dust filter of the potential energy rotary bag dust settling device to a proper angle, so that the small arc-shaped clamping slot holes of the chassis are clamped in the annular clamping slots on the guide posts, and each cylindrical filter bag rotates to form a spiral shape around the axial lead of the chassis;
(3) starting a fan of a dust filter of the potential energy rotary bag dust settling device;
(4) then the matched belt conveyor is started,
(5) dust-containing air generated by a belt conveyor is sucked into a cylindrical filter bag and a sealing cloth of a dust filter of the potential energy rotary bag dust settling device, dust is attached to the inner surface of the cylindrical filter bag and the lower surface of the sealing cloth, clean air passes through the cylindrical filter bag and Feng Bu and enters a static pressure chamber, and after being discharged by a fan, the clean air returns to the upper part of the belt conveyor along a return air pipe to form a dust settling air circulation closed loop;
(6) when no people are selected around the device, the fan is started to reversely rotate at fixed time, the fan sucks air from the air through the return air pipe and blows the air into the cylindrical filter bag through the static pressure chamber, dust attached to the cylindrical filter bag and the sealing cloth is blown onto a conveying belt of the belt conveyor, and the filtering capacity of the dust filter is restored;
(7) and (3) after the fan rotates reversely for 0.1-0.5 min, returning to the step (5), and repeating the steps until the belt conveyor stops running, wherein the potential energy rotary bag dust settling device stops.
As optimization, each guide post is sleeved with a spiral spring, and two ends of the spiral spring are respectively propped against the chassis and the dust collecting cover.
The potential energy rotary bag dust settling device and the corresponding belt conveyor dust settling method have the advantages of simple structure, convenient disassembly and assembly, automatic vibration self-cleaning of the dust filter and convenient manual cleaning, and are widely applicable to various mine coal hole, mining face or belt conveyor equipment.
Drawings
The potential energy rotary bag dust settling device and the corresponding belt conveyor dust settling method are further described below with reference to the accompanying drawings:
FIG. 1 is a schematic view of a partial cross-sectional structure (partially cut along a vertical plane passing through the axis of a guide post) of the potential energy rotary bag dust settling device after being mounted on a belt conveyor for assembly;
FIG. 2 is a schematic diagram of the top plate, bottom plate, telescopic tube, cylindrical filter bag, guide post, arc slot and small arc slot of the potential energy rotary bag dust device.
In the figure: the dust collector comprises a dust collecting cover 1, a dust filter 2, a fan 3, an outer cylinder 4, an inner cylinder 5, an elastic corrugated pipe 6, a static pressure chamber 7, an air return pipe 8, a bracket 9, a matched belt conveyor 10, a guide post 11, an outer connecting ring 12, an inner flange 13, an outer flange 14, an annular clamping groove 15, an arc-shaped slot 16, a small arc-shaped slot 17, a spiral spring 18, a top plate 21, a bottom plate 22, a cylindrical filter bag 23, an upper pipe orifice 24, a lower pipe orifice 25, a conveying belt 26, an annular sealing cap 27, a sealing cloth 28, a circular plate 29 on the top plate and a clearance through hole between the circular plates 30.
Detailed Description
Embodiment one: as shown in fig. 1 and 2, the potential energy rotary bag dust settling device of the invention comprises a dust collecting cover 1, a dust filter 2 and a fan 3, and is characterized in that: the dust filter 2 comprises a top plate 21, a bottom plate 22, N cylindrical filter bags 23 and a telescopic sleeve, wherein the top plate 21 and the bottom plate 22 are all disc-shaped, N circular plates 29 are arranged on the top plate 21, all the circular plates 29 are connected with the outer edge of the top plate 21, clearance through holes 30 are arranged between adjacent circular plates, each circular plate 29 is provided with a through hole, the top plate 21 is provided with N through holes in total, the through holes are uniformly distributed around the center of the through holes, and the hole wall of each through hole extends upwards to form an upper pipe orifice 24.
The bottom plate 22 is provided with N through holes which are uniformly distributed around the center thereof, and the wall of each through hole extends downward to form a lower nozzle 25.
The N cylindrical filter bags 23 are in one-to-one correspondence with the through holes on the top disc 21 and the bottom disc 22, the upper opening of each cylindrical filter bag is turned and buckled on the upper pipe orifice 24 of the corresponding through hole of the top disc and is fixed by an annular sealing cap 27, and the center of the annular sealing cap 27 is provided with a through hole and is provided with a sealing cloth 28.
The lower opening of each cylindrical filter bag 23 is turned over and buckled at the lower pipe opening 25 corresponding to the through hole of the chassis and is fixed by an annular clamp, the telescopic sleeve comprises an outer cylinder 4 and an inner cylinder 5, the outer cylinder 4 and the inner cylinder 5 are respectively fixed on the top disk 21 and the chassis 22, the upper part of the inner cylinder 5 stretches into the outer cylinder 4 to form a telescopic and rotatable closed container, N cylindrical filter bags 23 are sealed in the telescopic and rotatable closed container, and the cylindrical filter bags 23 and the sealing cloth 28 are made of the same filter cloth.
The top plate 21 of the dust filter 2 is connected with a static pressure chamber 7 through an elastic corrugated pipe 6, a window is arranged on the side wall of one side of the static pressure chamber 7, a return air pipe 8 is covered on the window, the tail end of the return air pipe 8 is downward, the fan 3 is arranged in the window or the return air pipe 8, the dust collection cover 1 is erected on a frame of the matched belt conveyor 10 through a bracket 9, the lower opening of the dust collection cover 1 is opposite to the matched belt conveyor belt, the static pressure chamber 7 is fixed on a matched roadway top plate, a chassis 22 of the dust filter 2 is connected with the upper opening of the dust collection cover 1 through the elastic corrugated pipe 6, two or three guide posts 11 are arranged on the periphery of the upper opening of the top of the dust collection cover 1, two or three uniformly distributed guide through holes are correspondingly arranged on the outer edge of the chassis 22, the guide posts 11 are correspondingly penetrated in the guide through holes one by one, the chassis 22 can move up and down along the guide post 11, an outer connecting ring 12 is connected under the chassis 22, an inward inner flange 13 is arranged on the outer connecting ring 12, the top of the elastic corrugated tube 6 is fixed on an inner connecting ring, an outward outer flange 14 is arranged on the inner connecting ring, the outer flange 14 is arranged in the outer connecting ring 12 and is clamped on the inner flange 13, the outer connecting ring 12 and the inner connecting ring can relatively rotate around a common axial lead of the outer connecting ring 12 and the inner connecting ring, a corresponding annular clamping groove 15 is arranged at the top of each guide post 11, the guide through hole is an arc-shaped slot 16, one end of each arc-shaped slot 16 is also provided with a small arc-shaped clamping slot 17, the annular clamping groove 15 can be clamped into the small arc-shaped clamping slot 17 corresponding to the arc-shaped slot 16, N is a positive integer, and N is more than or equal to 9. N in fig. 2 is taken at 18.
Each guide post 11 is sleeved with a spiral spring 18, and two ends of the spiral spring 18 respectively prop against the chassis 22 and the dust collection cover 1.
The invention relates to a dust fall method of a belt conveyor, which comprises the following steps:
(1) installing the potential energy rotary bag dust settling device in each dust control point of the belt conveyor 10; the dust control point refers to a transfer point of the belt conveyor, a coal chute and other places needing important dust fall.
(2) The chassis 22 of the dust filter of the potential energy rotary bag dust-settling device is rotated to a proper angle, so that the small arc-shaped clamping groove holes 17 of the chassis are clamped in the annular clamping grooves 15 on the guide posts 11, and each cylindrical filter bag 23 is rotated to be spiral around the axial lead of the chassis 22;
(3) starting a fan 3 of a dust filter of the potential energy rotary bag dust settling device;
(4) the accessory belt conveyor 10 is then started,
(5) dust-containing air generated by the belt conveyor 10 is sucked into a cylindrical filter bag 23 of the dust filter of the potential energy rotary bag dust settling device, dust adheres to the inner surface of the cylindrical filter bag 23 and the lower surface of a sealing cloth 28, clean air passes through the cylindrical filter bag 23 or the sealing cloth 28, enters a static pressure chamber 7, is discharged by a fan, and returns to the upper part of the belt conveyor along a return air pipe to form a dust settling air circulation closed loop;
(6) every 8 hours, the operator wears the dust mask, the fan is closed, then the small arc-shaped slot holes on the chassis of the dust filter of the potential energy rotary bag dust-settling device are rotated to separate from the annular slot holes, the guide posts are positioned in the arc-shaped slot holes, at the moment, each cylindrical filter bag 23 is restored to be a straight cylinder, dust attached to the cylindrical filter bag and the sealing cloth falls on the conveying belt in a piece or agglomeration manner under the action of gravity and is taken away by the conveying belt 26, the dust filter is restored,
(7) after the dust filter 2 has no dust fall, the dust filter is rotated to a proper angle again, so that the small arc-shaped clamping groove holes of the chassis are clamped in the annular clamping grooves 15 on the guide posts 11, the cylindrical filter bags 23 are rotated to be spiral around the axial lead of the chassis 22, and the dust filter returns to the step (5), so that the operation is repeated until the belt conveyor 10 stops, and the potential energy rotary bag dust settling device stops.
Embodiment two: the fan 3 is provided with a remote control reversing switch or a timing reversing switch, and the rest structures are as described in the first embodiment.
The invention relates to a dust fall method of a belt conveyor, which comprises the following steps:
(1) installing the potential energy rotary bag dust settling device of the second embodiment at each dust control point of the matched belt conveyor 10;
(2) the chassis 22 of the dust filter 2 of the potential energy rotary bag dust settling device is rotated to a proper angle, so that the small arc-shaped clamping groove holes 17 of the chassis 22 are clamped in the annular clamping grooves 15 on the guide posts 11, and each cylindrical filter bag 23 is rotated to be spiral around the axial lead of the chassis 22;
(3) starting a fan 3 of a dust filter of the potential energy rotary bag dust settling device;
(4) the accessory belt conveyor 10 is then started,
(5) dust-containing air generated by the matched belt conveyor 10 is sucked into a cylindrical filter bag 23 and a sealing cloth 28 of a dust filter of the potential energy rotary bag dust settling device, dust is attached to the inner wall of the cylindrical filter bag 23 and the lower surface of the sealing cloth 28, clean air passes through the cylindrical filter bag 23 and the sealing cloth 28, enters a static pressure chamber 7, is discharged through a fan 3, and returns to the position above the matched belt conveyor 10 along an air return pipe 8 to form a dust settling air circulation closed loop;
(6) when no people are selected around the device, the fan 3 is started to rotate reversely at fixed time, the fan 3 sucks air from the air through the return air pipe 8, the air passes through the static pressure chamber 7, the clearance through holes 30 or the sealing cloth 28 and blows the dust attached to the cylindrical filter bag 23 and the sealing cloth 28 into the cylindrical filter bag 23, the dust blows off to the conveying belt 26 of the matched belt conveyor 10, and the filtering capacity of the dust filter 2 is restored;
(7) after the fan 3 rotates reversely for 0.1-0.5 min, the normal operation is recovered, the step (5) is returned, and the process is repeated until the belt conveyor 10 stops running, and the potential energy rotary bag dust settling device stops.
Claims (5)
1. The utility model provides a potential energy revolves bag dust device, includes dust cage, dust filter and fan, its characterized in that: the dust filter comprises a top disk, a bottom disk, N cylindrical filter bags and a telescopic sleeve, wherein the top disk and the bottom disk are all disc-shaped, N through holes are uniformly distributed around the center of the top disk, the hole wall of each through hole extends upwards to form an upper pipe orifice, N through holes are uniformly distributed around the center of the bottom disk, the hole wall of each through hole extends downwards to form a lower pipe orifice, the N cylindrical filter bags are in one-to-one correspondence with the through holes on the top disk and the bottom disk, the upper opening of each cylindrical filter bag is turned and buckled on the upper pipe orifice of the corresponding through hole of the top disk and fixed by an annular sealing cap, the center of the annular sealing cap is provided with a through hole and is provided with a sealing cloth, the lower opening of each cylindrical filter bag is turned and buckled on the lower pipe orifice of the corresponding through hole of the bottom disk and fixed by an annular clamp, the telescopic sleeve comprises an outer cylinder and an inner cylinder, the upper part of the inner cylinder is respectively fixed on the top disk and the bottom disk, a telescopic and rotatable sealed container is formed by extending into the inner cylinder, the N cylindrical filter bags are sealed in the middle, the cylindrical filter bags and the sealing cloth are all made by the same filter cloth,
the top plate of the dust filter is connected to a static pressure chamber through an elastic corrugated pipe, a window is formed in the side wall of one side of the static pressure chamber, a return air pipe is covered on the window, the tail end of the return air pipe is downward, the fan is arranged in the window or the return air pipe, the dust collection cover is erected on a belt conveyor frame through a bracket, the lower opening of the dust collection cover is opposite to a belt conveyor belt, the static pressure chamber is fixed on a roadway top plate, the chassis of the dust filter is connected with the upper opening of the dust collection cover through the elastic corrugated pipe, two or three guide posts are arranged on the periphery of the upper opening of the top of the dust collection cover, two or three guide through holes which are uniformly distributed are correspondingly formed in the periphery of the chassis in a penetrating manner, the chassis can move up and down along the guide posts, an outer connecting ring is connected under the chassis, an inward inner flange is arranged on the outer connecting ring, the inner flange is fixed on an inner connecting ring, the outer flange is arranged on the inner ring, the inner ring is correspondingly arranged on the inner ring-shaped flange, the inner ring-shaped flange is correspondingly arranged on the inner ring-shaped slot hole of the inner ring-shaped slot, and the inner ring-shaped slot hole of the ring-shaped slot is correspondingly arranged in the arc-shaped slot hole of the ring-shaped slot, and the inner ring-shaped slot hole of the ring-shaped slot is correspondingly connected with the inner ring-shaped slot hole of the slot opening.
2. The potential energy rotary bag dust settling device according to claim 1, wherein: and each guide post is sleeved with a spiral spring, and two ends of the spiral spring are respectively propped against the chassis and the dust hood.
3. The potential energy rotary bag dust settling device according to claim 1, wherein: the fan is provided with a remote control reversing switch or a timing reversing switch.
4. A dust fall method of a belt conveyor comprises the following steps:
(1) installing the potential energy rotary bag dust settling device in the position of each dust control point of the belt conveyor;
(2) rotating the chassis of the dust filter of the potential energy rotary bag dust settling device to a proper angle, so that the small arc-shaped clamping slot holes of the chassis are clamped in the annular clamping slots on the guide posts, and each cylindrical filter bag rotates to form a spiral shape around the axial lead of the chassis;
(3) starting a fan of a dust filter of the potential energy rotary bag dust settling device;
(4) then the matched belt conveyor is started,
(5) dust-containing air generated by a belt conveyor is sucked into a cylindrical filter bag and a sealing cloth of a dust filter of the potential energy rotary bag dust settling device, dust is attached to the inner surface of the cylindrical filter bag and the lower surface of the sealing cloth, clean air passes through the cylindrical filter bag and Feng Bu and enters a static pressure chamber, and after being discharged by a fan, the clean air returns to the upper part of the belt conveyor along a return air pipe to form a dust settling air circulation closed loop;
(6) every 8 hours, the operator wears the dust mask, the fan is closed, then the small arc-shaped slot holes on the chassis of the dust filter of the potential energy rotary bag dust-settling device are rotated to separate from the annular slot holes, so that the guide posts are positioned in the arc-shaped slot holes, at the moment, each cylindrical filter bag is restored to be a straight cylinder, dust attached to the cylindrical filter bag and the sealing cloth falls on the conveying belt in a piece or agglomeration manner under the action of gravity and is taken away by the conveying belt, the dust filter is restored,
(7) after the dust filter has no caking piece dust, the dust filter is rotated to a proper angle again, so that the small arc-shaped clamping groove holes of the chassis are clamped in the annular clamping grooves on the guide posts, each cylindrical filter bag is rotated to be spiral around the axis of the chassis, the dust filter bag returns to the step (5), and the process is repeated until the belt conveyor is matched to stop running, and the potential energy rotary bag dust settling device stops.
5. A dust fall method of a belt conveyor comprises the following steps:
(1) installing the potential energy rotary bag dust settling device in the position of each dust control point of the belt conveyor;
(2) rotating the chassis of the dust filter of the potential energy rotary bag dust settling device to a proper angle, so that the small arc-shaped clamping slot holes of the chassis are clamped in the annular clamping slots on the guide posts, and each cylindrical filter bag rotates to form a spiral shape around the axial lead of the chassis;
(3) starting a fan of a dust filter of the potential energy rotary bag dust settling device;
(4) then the matched belt conveyor is started,
(5) dust-containing air generated by a belt conveyor is sucked into a cylindrical filter bag and a sealing cloth of a dust filter of the potential energy rotary bag dust settling device, dust is attached to the inner surface of the cylindrical filter bag and the lower surface of the sealing cloth, clean air passes through the cylindrical filter bag and Feng Bu and enters a static pressure chamber, and after being discharged by a fan, the clean air returns to the upper part of the belt conveyor along a return air pipe to form a dust settling air circulation closed loop;
(6) when no people are selected around the device, the fan is started to reversely rotate at fixed time, the fan sucks air from the air through the return air pipe and blows the air into the cylindrical filter bag through the static pressure chamber, dust attached to the cylindrical filter bag and the sealing cloth is blown onto a conveying belt of the belt conveyor, and the filtering capacity of the dust filter is restored;
(7) and (3) after the fan rotates reversely for 0.1-0.5 min, returning to the step (5), and repeating the steps until the belt conveyor stops running, wherein the potential energy rotary bag dust settling device stops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811446346.9A CN109399259B (en) | 2018-11-29 | 2018-11-29 | Potential energy rotary bag dust falling device and corresponding belt conveyor dust falling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811446346.9A CN109399259B (en) | 2018-11-29 | 2018-11-29 | Potential energy rotary bag dust falling device and corresponding belt conveyor dust falling method |
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| Publication Number | Publication Date |
|---|---|
| CN109399259A CN109399259A (en) | 2019-03-01 |
| CN109399259B true CN109399259B (en) | 2023-06-16 |
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| CN201811446346.9A Active CN109399259B (en) | 2018-11-29 | 2018-11-29 | Potential energy rotary bag dust falling device and corresponding belt conveyor dust falling method |
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| CN201333358Y (en) * | 2008-12-31 | 2009-10-28 | 丹东飞利达电子有限公司 | micro-power deduster |
| CN201855631U (en) * | 2010-07-28 | 2011-06-08 | 鹤壁市兴隆环保矿山设备厂 | Special pulsed dust-removing device for belt conveyance |
| CN202682946U (en) * | 2012-05-29 | 2013-01-23 | 中建材（合肥）水泥通用设备科技有限公司 | Self-cleaning type dust remover |
| CN103318658B (en) * | 2013-05-31 | 2016-08-17 | 深圳市杰维工业设备有限公司 | The automatic feeding system of application vacuum feeder |
| CN103920345B (en) * | 2014-04-03 | 2015-07-29 | 郑星 | Many cabins blowback cloth bag pulse dust collector |
| CN204619568U (en) * | 2014-12-31 | 2015-09-09 | 河北建设集团有限公司 | A kind of bar straightening machinery iron powder collector |
| CN204502611U (en) * | 2015-01-09 | 2015-07-29 | 梁健 | Frameless mechanical type automatic circulation type bag type dust-remover |
| NZ753044A (en) * | 2016-11-21 | 2024-07-05 | Ecolab Usa Inc | Material supply system with a valve assembly and a base assembly provided with an actuator |
| CN206857750U (en) * | 2017-06-28 | 2018-01-09 | 安徽省阜阳市速发机械有限责任公司 | Receive grain car in a kind of threshing ground with dedusting function |
| CN207980694U (en) * | 2018-01-22 | 2018-10-19 | 浙江恒天凡腾科技股份有限公司 | A kind of three-dimensional freight house of the automatic sorting with dust-extraction unit |
| CN108786303B (en) * | 2018-06-29 | 2020-07-03 | 萧县木伟信息科技有限公司 | Kinetic energy ash removal dust remover |
| CN209177637U (en) * | 2018-11-29 | 2019-07-30 | 兖州煤业股份有限公司 | Potential energy revolves bag device for reducing dust |
-
2018
- 2018-11-29 CN CN201811446346.9A patent/CN109399259B/en active Active
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Address after: 273599 No. 298, Fushan South Road, Zoucheng, Jining, Shandong Applicant after: Yankuang Energy Group Co.,Ltd. Address before: 273599 No. 298, Fushan South Road, Zoucheng, Jining, Shandong Applicant before: YANZHOU COAL MINING Co.,Ltd. |
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