CN113731979A - Dust removing device and method for dust removing fan - Google Patents
Dust removing device and method for dust removing fan Download PDFInfo
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- CN113731979A CN113731979A CN202111094810.4A CN202111094810A CN113731979A CN 113731979 A CN113731979 A CN 113731979A CN 202111094810 A CN202111094810 A CN 202111094810A CN 113731979 A CN113731979 A CN 113731979A
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- electromagnetic plate
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- dust removing
- cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0808—Cleaning containers having tubular shape, e.g. casks, barrels, drums by methods involving the use of tools, e.g. by brushes, scrapers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/049—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled
- B08B9/051—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention belongs to the technical field of cleaning of dust removing fans, and particularly discloses a dust removing fan dust cleaning device and a cleaning method, wherein the dust removing fan comprises a first barrel, the side wall of the first barrel is provided with an air inlet pipe, the top of the first barrel is provided with an exhaust pipe, the lower end of the first barrel is provided with an ash discharge port, the inner side wall of the first barrel is provided with a lower spiral guide plate, the side wall of the bottom end of the first barrel is provided with a through groove, and the upper side and the lower side of the through groove are respectively connected with a first electromagnetic plate and a second electromagnetic plate through an electric control hinge; and the first electromagnetic plate and the second electromagnetic plate are symmetrically arranged around the through groove. According to the invention, through the mutual matching of the ferromagnetic elastic buffer layer, the elastic membrane, the air pressure sensor and the like, and through controlling the air pressure in the cavity between the ferromagnetic elastic buffer layer and the elastic membrane, the cleaning body is suitable for cleaning the first cylinder and the exhaust pipe with various sizes, and the applicability of the device is improved.
Description
Technical Field
The invention belongs to the technical field of cleaning of dust removal fans, and particularly relates to a dust removal device and a cleaning method for a dust removal fan.
Background
In the ore production process, because the ore crushing in-process often produces the ore dust, causes the pollution to the air, often adopts dust exhausting fan to remove dust in the ore production process, avoids producing the condition emergence that the ore dust caused the pollution to the air in the ore production process.
Application publication number is CN 103585829A's patent document discloses a cyclone, including the barrel, be equipped with the blast pipe on the barrel, the barrel inner wall has the whirl board, barrel upper portion one side is equipped with the air inlet, the lower extreme of barrel has the mouth of unloading ash, its characterized in that: the lower end of the exhaust pipe extends to the lower part of the inner side of the cylinder body, a rotational flow guide vane is installed in the exhaust pipe, a dust suction cylinder is arranged on the inner side of the exhaust pipe, the rotational flow guide vane is located on the inner side of the dust suction cylinder, and the dust suction cylinder is composed of a support and a felt which is maintained to be cylindrical through the support; in the patent, because the spiral fan works for a long time, mineral powder is often adhered to the side wall of the spiral fan, if the dust is not cleaned, in long-term use, the dust is gradually condensed into blocks when meeting humid gas and is permanently adhered to the spiral fan, therefore, after the spiral fan is used, an air gun is needed to manually blow dust to the dust removal fan for cleaning, because the spiral structure in the spiral fan is complex, part of the position of the spiral fan is difficult to clean manually, meanwhile, in the cleaning process, because part of the dust carries static electricity, the dust is blown down from the top to the bottom, because of the internal structure of the spiral fan and the blowing distance of the air gun is limited, the air speed at the bottom of the spiral fan is weakened, the static dust is adhered to the bottom of the spiral fan again in the process of being blown down from the top to the bottom, and the cleaning is not thorough; simultaneously when blowing the rifle clearance, will lead to the dust to raise, lead to the dust to environmental pollution, and the dust of raising will harm staff's health.
Disclosure of Invention
The invention aims to solve the problems, and provides the dust removing device for the dust removing fan, which has the advantage of improving the cleaning efficiency of the dust removing fan.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a dust exhausting fan ash removal device, includes dust exhausting fan, its characterized in that: the dust removal fan comprises a first barrel, an air inlet pipe is arranged on the side wall of the first barrel, an exhaust pipe is arranged at the top of the first barrel, an ash discharge port is arranged at the lower end of the first barrel, a lower spiral guide plate is arranged on the side wall in the first barrel, a through groove is formed in the side wall at the bottom end of the first barrel, and the upper side and the lower side of the through groove are respectively connected with a first electromagnetic plate and a second electromagnetic plate through an electric control hinge; the first electromagnetic plate and the second electromagnetic plate are symmetrically arranged around the through groove, and pressure sensors are arranged on the sides of the first electromagnetic plate and the second electromagnetic plate, which are matched with the through groove; the through groove is communicated with the air inlet pipe through a first branch pipe, the bottom end of the first branch pipe is communicated with the exhaust pipe through a second branch pipe, a first electromagnetic valve is arranged in the top end of the first branch pipe, a second electromagnetic valve is arranged at the joint of the first branch pipe and the second branch pipe, and a third electromagnetic valve is arranged in the exhaust pipe;
an upper spiral guide vane driven by a stepping motor is arranged in the exhaust pipe, a notch is formed in the bottom of the exhaust pipe, filter cotton detachably connected with the bottom of the exhaust pipe is arranged at the bottom of the exhaust pipe, and a third electromagnetic plate hermetically connected with the notch is connected to the outer side wall of the top of the notch through an electric control hinge; the electric control hinge comprises two first support lugs, a threaded rod is fixedly connected between the two first support lugs, a second support lug is in threaded connection with the peripheral side face of the threaded rod, the peripheral side wall of the second support lug is fixedly connected with a first electromagnetic plate, a second electromagnetic plate or a third electromagnetic plate, a first electromagnet is arranged on one side of one first support lug opposite to the second support lug, a second electromagnet is arranged on one side of the second support lug corresponding to the first electromagnet, and springs are sleeved on the threaded rod between the first electromagnet and the second electromagnet;
the spiral baffle is characterized in that a cleaning body is arranged in the lower spiral baffle and comprises a gas storage tank, one end of the gas storage tank is provided with an air compressor, the other end of the gas storage tank is provided with a gas release valve, a charging power supply is fixedly connected onto the gas storage tank, a ferromagnetic elastic buffer layer is coated on the whole outer layer of the gas storage tank and the charging power supply, an elastic film is coated on the outer layer of the ferromagnetic elastic buffer layer, a cavity between the ferromagnetic elastic buffer layer and the elastic film is communicated with a gas inlet end of the gas release valve and a gas inlet end of the compression assembly, and a gas pressure sensor is arranged in a communicating channel between the cavity between the ferromagnetic elastic buffer layer and the elastic film and the gas release valve.
A cleaning method of a dust removing device of a dust removing fan comprises the following steps;
s1, placing a cleaning body into a dedusting fan, closing a third electromagnetic valve, and opening a first electromagnetic valve and a second electromagnetic valve;
s2, starting a dust removal fan, feeding the cleaning body into the top end of the first cylinder by using the blowing force and the wind suction force of the dust removal fan, opening a third electromagnetic valve, closing the first electromagnetic valve and the second electromagnetic valve, and enabling the cleaning body to move from the top end of the first cylinder to the bottom end of the first cylinder under the action of the spiral downward external rotational flow and the spiral upward internal rotational flow of the first cylinder;
s3, in the process that the cleaning body moves from the top end of the first cylinder to the bottom end of the first cylinder, the control system automatically controls the air release valve to be opened or closed repeatedly, and controls the air compressor to be closed or started simultaneously, so that the cleaning body expands and contracts to clean the inner wall of the first cylinder, the outer wall of the exhaust pipe and the lower spiral guide plate;
s4, cleaning the exhaust pipe, firstly controlling to electrify the first electromagnetic plate or the second electromagnetic plate to enable the cleaning body to be adsorbed on the first electromagnetic plate or the second electromagnetic plate, then controlling a gas release valve in the cleaning body to be closed, simultaneously controlling an air compressor to be started, when a pressure value detected by an air pressure sensor is equal to an initial value, controlling a stepping motor to rotate by a control system to enable an upper spiral guide vane to rotate to an initial position and stop rotating, then controlling a third electromagnetic plate to be started to enable the cleaning body to slide into the bottom end of the upper spiral guide vane of the exhaust pipe under the action of gravity, and installing filter cotton;
s5, a stepping motor is started again, the stepping motor is started and drives an upper spiral guide vane to rotate, then the pushing action of the upper spiral guide vane is utilized, a cleaning body moves from the bottom to the top of the upper spiral guide vane and cleans the inner wall of the exhaust pipe at the same time, and the cleaned dust is settled at a dust discharging port under the combined action of the filter cotton and the sudden change of the spiral downward outer rotational flow and the spiral upward inner rotational flow of the first cylinder;
s6, the first electromagnetic plate is knocked to the first cylinder body by controlling the first electromagnetic plate and the second electromagnet and the first electromagnet on the electric control hinge connected with the first electromagnetic plate to be powered on and off, and dust in the dust discharging port is discharged from the dust discharging port quickly.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the mutual matching of the ferromagnetic elastic buffer layer, the elastic membrane, the air pressure sensor and the like, and through controlling the air pressure in the cavity between the ferromagnetic elastic buffer layer and the elastic membrane, the cleaning body is suitable for cleaning the first cylinder and the exhaust pipe with various sizes, and the applicability of the device is improved.
2. The invention uses the mutual cooperation among the cleaning body, the first electromagnetic plate, the second electromagnetic plate and the third electromagnetic plate, uses the external rotational flow to make the cleaning body move to the wall under the action of the centrifugal force, and rotates to the lower part of the first cylinder along with the external rotational flow, when the cleaning body moves to the bottom, when the pressure sensor on the first electromagnetic plate or the second electromagnetic plate detects that the pressure value is more than 0, the first electromagnetic plate or the second electromagnetic plate is controlled to be powered off, and simultaneously the second electromagnet on the electric control hinge connected with the first electromagnetic plate or the second electromagnetic plate is controlled to be powered off with the first electromagnet, because the dust suspended on the external rotational flow and the cleaning body move to the wall under the action of the centrifugal force, the cleaning body falls into the first branch pipe from the through groove under the action of the centrifugal force, and then the second electromagnet on the electric control hinge connected with the second electromagnetic plate is controlled to be powered on with the first electromagnet, then controlling the second electromagnetic plate to be electrified, sealing the second electromagnetic plate and the first cylinder again under the action of magnetic attraction of the second electromagnetic plate to prepare for cleaning the cleaning body next time, then closing the third electromagnetic valve again, and opening the first electromagnetic valve and the second electromagnetic valve to enable the cleaning body to clean the inner wall of the first cylinder and the outer wall of the exhaust pipe again according to the mode; when the dust removal device is used for dust removal, the inside of the dust removal fan can be cleaned without stopping, and the working efficiency is improved.
3. According to the invention, through the mutual matching of the cleaning body, the electromagnetic cleaning vehicle and the like, in a non-rainy day or no accumulated water, the fourth electromagnetic plate and the cleaning body are attracted by controlling the magnetic attraction force of the fourth electromagnetic plate, and in the process that the top end of the first cylinder of the cleaning body moves to the bottom end, the cleaning body drives the electromagnetic cleaning vehicle to crawl downwards around the periphery of the first cylinder in a spiral line mode, and the cleaning assembly cleans the outer wall of the first cylinder, so that the device can clean the inner wall of the first cylinder and the outer wall of the first cylinder at the same time, and the cleaning efficiency is improved.
Drawings
FIG. 1 is a schematic isometric view of the present invention;
FIG. 2 is a cross-sectional view of the overall construction of the present invention;
FIG. 3 is a schematic view of an exhaust pipe according to the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of the portion B of FIG. 3 according to the present invention;
FIG. 6 is a schematic cross-sectional view of a cleaning body according to the present invention;
FIG. 7 is a flow chart of the cleaning steps of the ash removal device of the present invention.
In the figure: 1. a dust removal fan; 2. a first cylinder; 3. an exhaust pipe 4 and an ash discharge port; 5. a through groove; 6. an electrically controlled hinge; 7. a first electromagnetic plate; 8. an upper spiral guide vane; 9. a second electromagnetic plate; 10. a first branch pipe; 11. a cleaning body; 1101. a gas storage tank; 1102. an air compressor; 1103. a deflation valve; 1104. a ferromagnetic elastic buffer layer; 1105. an elastic film; 12. a lower spiral guide plate; 13. a second branch pipe; 14. and a third electromagnetic plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 7, the invention provides a dust removing device of a dust removing fan, which comprises a dust removing fan 1, wherein the dust removing fan 1 comprises a first cylinder 2, an air inlet pipe is arranged on the side wall of the first cylinder 2, an exhaust pipe 3 is arranged at the top of the first cylinder 2, an ash discharging port 4 is arranged at the lower end of the first cylinder 2, a lower spiral guide plate 12 is arranged on the inner side wall of the first cylinder 2, a through groove 5 is arranged on the side wall of the bottom end of the first cylinder 2, and a first electromagnetic plate 7 and a second electromagnetic plate 9 are respectively distributed and connected on the upper side and the lower side of the through groove 5 through an electric control hinge 6; the first electromagnetic plate 7 and the second electromagnetic plate 9 are symmetrically arranged around the through groove 5; pressure sensors are arranged on the sides, matched with the through grooves 5, of the first electromagnetic plate 7 and the second electromagnetic plate 9, the through grooves 5 are communicated with an air inlet pipe through a first branch pipe 10, the bottom end of the first branch pipe 10 is communicated with the exhaust pipe 3 through a second branch pipe 13, a first electromagnetic valve is arranged in the top end of the first branch pipe 10, and a second electromagnetic valve is arranged at the joint of the first branch pipe 10 and the second branch pipe 13; a third electromagnetic valve is arranged in the exhaust pipe 3; in the dust removing process of the dust removing fan 1, the third electromagnetic valve is opened, and the first electromagnetic valve and the second electromagnetic valve are both in a closed state.
An upper spiral guide vane 8 driven by a stepping motor is arranged in the exhaust pipe 3, a notch is formed in the bottom of the exhaust pipe 3, filter cotton detachably connected with the bottom of the exhaust pipe 3 is arranged at the bottom of the notch, and a third electromagnetic plate 14 hermetically connected with the notch is connected to the outer side wall of the top of the notch through an electric control hinge 6; the electric control hinge 6 comprises two first support lugs, a threaded rod is fixedly connected between the two first support lugs, the peripheral side surface of the threaded rod is in threaded connection with a second support lug, the peripheral side wall of the second support lug is fixedly connected with a first electromagnetic plate 7, a second electromagnetic plate 9 or a third electromagnetic plate 14, one end of the second support lug is provided with a second electromagnet, one side of the first support lug corresponding to the second electromagnet is provided with the first electromagnet, and springs are sleeved on the threaded rod between the first electromagnet and the second electromagnet; when magnetic attraction is generated between the first electromagnet and the second electromagnet, the second support lug is driven to move towards one side of the first electromagnet and rotate spirally, the second support lug drives the first electromagnetic plate or the second electromagnetic plate 9 or the third electromagnetic plate 14 to approach the first cylinder 2 or the exhaust pipe 3, and the first electromagnetic plate or the second electromagnetic plate 9 and the third electromagnetic plate 14 are electrified to form airtight connection between the first electromagnetic plate or the second electromagnetic plate 9 and the first cylinder 2 as well as between the third electromagnetic plate 14 and the exhaust pipe 3, so that preparation is made for cleaning the dust removal fan 1; when the notch or the through groove 5 needs to be opened, the first electromagnet and the second electromagnet are controlled to be powered off, the first electromagnetic plate or the second electromagnetic plate 9 is controlled to be powered off, the third electromagnetic plate 14 is controlled to be powered off, and under the action of the elastic force of the spring, the first electromagnetic plate or the second electromagnetic plate 9 and the third electromagnetic plate 14 are reversely rotated, so that the first electromagnetic plate or the second electromagnetic plate 9 is separated from the first cylinder 2 and the third electromagnetic plate 14 are separated from the exhaust pipe 3; thereby controlling the positional movement of the cleaning body 11.
A cleaning body 11 is arranged in the lower spiral guide plate 12, the cleaning body 11 comprises an air storage tank 1101, one end of the air storage tank 1101 is provided with an air compressor 1102, the other end of the air storage tank 1101 is provided with a release valve 1103, a charging power supply is fixedly connected to the air storage tank 1101, a ferromagnetic elastic buffer layer 1104 wraps the whole of the air storage tank 1101 and the charging power supply, an elastic membrane 1105 wraps the ferromagnetic elastic buffer layer 1104, cavities between the ferromagnetic elastic buffer layer 1104 and the elastic membrane 1105 are communicated with the release valve 1103 and the air inlet end of the compression assembly, and an air pressure sensor is arranged in a communication channel between the cavity between the ferromagnetic elastic buffer layer 1104 and the elastic membrane 1105 and the release valve 1103; specifically, the air inlet end of the compression assembly is communicated with the cavity between the ferromagnetic elastic buffer layer 1104 and the elastic membrane 1105 through a first conduit, the air release valve 1103 is communicated with the cavity between the ferromagnetic elastic buffer layer 1104 and the elastic membrane 1105 through a second conduit, and the air pressure sensor is arranged in the second conduit; by controlling the gas pressure in the cavity between the ferromagnetic elastic buffer layer 1104 and the elastic membrane 1105, the cleaning body 11 is adapted to the cleaning of the first cylinder 2 and the exhaust pipe 3 with different sizes, and the applicability of the device is improved.
The ferromagnetic elastic buffer layer 1104 is made of magnetic powder and plasticine or magnetic powder and rubber or magnetic powder and latex, and has elasticity and ferromagnetism.
Still include the electromagnetism cleaning cart, the electromagnetism cleaning cart includes chassis and fourth electromagnetic plate, and the chassis bottom is equipped with cleans the subassembly, and through the magnetic attraction size of control fourth electromagnetic plate, make fourth electromagnetic plate and clean 11 actuation, at the in-process that cleans 2 top motions of 11 first barrels of body to bottom, clean 11 drive electromagnetism cleaning cart and crawl downwards with the helix mode around 2 peripheries of first barrel to make and clean the subassembly and clear up 2 outer walls of first barrel.
The electromagnetism cleaning cart is still including the mechanism of crawling, the mechanism of crawling includes wheel and actuating mechanism, magnetic attraction size through controlling the fourth electromagnetic plate, make fourth electromagnetic plate and clean 11 attractions, when control system control actuating mechanism drive wheel motion and drive the electromagnetism cleaning cart around 2 peripheries of first barrel upwards or crawl downwards with the helix mode, simultaneously under the magnetic attraction effect, the electromagnetism cleaning cart drives and cleans 11 upwards or the downstream along lower spiral baffle 12, and clear up first barrel 2.
The support is arranged at the bottom of the exhaust pipe 3 and used for fixing the rotating shaft of the upper spiral guide vane 8, the ring is arranged at the bottom of the support, the filter cotton is clamped on the outer side wall of the ring, and the filter cotton is arranged to avoid the situation that the cleaned dust enters the exhaust pipe 3 again when the exhaust pipe 3 is cleaned, so that the dust is cleaned more thoroughly.
The ash discharging port 4 is of a funnel-shaped structure, and a plurality of supporting legs are uniformly arranged at the bottom of the outer side wall of the ash discharging port 4.
Through setting up the supporting legs, realize the support to this device to improve the height of unloading grey mouth 4 simultaneously, make the height-adaptation of unloading grey mouth 4 human working height, avoid the staff frequently to bow, improve staff's comfort level.
Can receive the wireless port that charges in the cleaning body 11, the wireless port that charges is connected with charging source electricity, and through setting up the wireless port that charges, makes cleaning body 11 avoid disposable, can repeat repetitious usage, need not change.
Rough particles are arranged on the elastic membrane 1105, and bristles are arranged on the elastic membrane 1105. Through setting up the brush hair, improve the clean effect of this device.
The lateral wall of the bottom end of the first branch pipe 10 is provided with a box door, which is not shown in the figure, one side of the box door is connected with the first branch pipe 10 through a hinge, the other side of the box door is provided with a threaded rod, the lateral wall of the first branch pipe 10 is provided with a nut, and the threaded rod is in threaded connection with the nut. By arranging the box door, the cleaning body 11 can be conveniently taken out and put in by an operator.
When the dust removal fan is used, the dust removal principle of the dust removal fan 1 is as follows, the stepping motor is started and drives the upper spiral guide vane 8 to rotate, the upper spiral guide vane 8 sucks gas with dust outside from the air inlet pipe, most of the rotating airflow moves from a cylindrical body to the bottom of the cone from top to bottom in a spiral shape along the wall of the fan under the action of the lower spiral guide plate 12, so that a cavity between the first cylinder 2 and the exhaust pipe 3 forms an outer rotating flow which rotates downwards, dust suspended in the outer rotating flow and the cleaning body 11 move towards the wall of the fan under the action of centrifugal force, the dust-containing gas generates centrifugal force in the rotating process, and dust particles with the weight of being larger than the gas move towards the side wall by overcoming airflow resistance. Once the particles contact with the wall of the device, the particles lose inertia force and slide down along the wall under the drive of gravity and rotating fluid, and finally are discharged out of the dust removal fan 1 from the cone bottom ash discharge port 4.
When the dust removal fan 1 is used and needs to be cleaned in real time in the working process of the dust removal fan 1, firstly, the box door is opened, the cleaning body 11 is placed in the first branch pipe 10, then, the box door is closed, then, the third electromagnetic valve is closed, the first electromagnetic valve and the second electromagnetic valve are opened, the cleaning body 11 is sucked into the air inlet pipe under the action of wind blowing of the dust removal fan 1 and negative pressure of the dust removal fan 1, the cleaning body falls onto the lower spiral guide plate 12 in the first barrel 2 through the air inlet pipe, dust-containing gas and the cleaning body 11 enter the first barrel 2 from the inlet, then, the third electromagnetic valve is opened, the first electromagnetic valve and the second electromagnetic valve are closed, as the upper spiral guide blade 8 enables a cavity between the first barrel 2 and the exhaust pipe 3 to form an outer rotational flow which rotates downwards, the dust suspended on the outer rotational flow and the cleaning body 11 move towards the wall under the action of centrifugal force and rotate to the lower part of the first barrel 2 along with the outer rotational flow, and in the process that the cleaning body 11 moves from the top of the first barrel 2 to the bottom of the first barrel 2, the control system automatically controls the air release valve 1103 to be opened or closed repeatedly, controls the air compressor 1102 to be closed or started simultaneously, closes the air compressor 1102 when the air release valve 1103 is opened, because the air release valve 1103 is opened, the elastic membrane 1105 expands, the expanded elastic membrane 1105 contacts with the inner wall of the first cylinder 2 and the outer wall of the exhaust pipe 3, cleans the inner wall of the first cylinder 2 and the outer wall of the exhaust pipe 3 simultaneously, controls the air release valve 1103 to be closed and controls the air compressor 1102 to be started simultaneously when the pressure value detected by the air pressure sensor is equal to the first preset value, and controls the air compressor 1102 to be closed and controls the air release valve 1103 to be opened simultaneously when the pressure value detected by the air pressure sensor is equal to the initial value; therefore, the inner wall of the first cylinder 2 and the outer wall of the exhaust pipe 3 are cleaned, the first preset value is a pressure value detected by the air pressure sensor when the elastic membrane 1105 is just in contact with the inner wall of the first cylinder 2 and the outer wall of the exhaust pipe 3, and the initial value is a pressure value detected by the air pressure sensor when the elastic membrane 1105 is completely attached to the ferromagnetic elastic buffer layer 1104; in the process that the cleaning body 11 moves to the bottom, when a pressure sensor on the first electromagnetic plate 7 or the second electromagnetic plate 9 detects that a pressure value is larger than '0', the first electromagnetic plate 7 or the second electromagnetic plate 9 is controlled to be powered off, meanwhile, a second electromagnet on an electric control hinge 6 connected with the first electromagnetic plate 7 or the second electromagnetic plate 9 is controlled to be powered off with the first electromagnet, as the dust suspended in the outer rotational flow and the cleaning body 11 move to the wall under the action of centrifugal force, the cleaning body 11 drops into the first branch pipe 10 from the through groove 5 under the action of centrifugal force, then the second electromagnet on the electric control hinge 6 connected with the second electromagnetic plate 9 is controlled to be powered on with the first electromagnet, then the second electromagnetic plate 9 is controlled to be powered on, under the action of magnetic attraction of the second electromagnetic plate 9, the second electromagnetic plate 9 and the first cylinder 2 are sealed again to prepare for cleaning the cleaning body 11 next time, and then the third electromagnetic valve is closed again, and opening the first electromagnetic valve and the second electromagnetic valve to enable the cleaning body 11 to clean the inner wall of the first cylinder 2 and the outer wall of the exhaust pipe 3 again according to the mode.
When the inner wall of the exhaust pipe 3 needs to be cleaned, firstly, the first electromagnetic plate 7 or the second electromagnetic plate 9 is controlled to be electrified, in the process that the cleaning body 11 circularly cleans the first cylinder 2, the cleaning body 11 and the first electromagnetic plate 7 or the second electromagnetic plate 9 are attracted together under the action of the magnetic force of the second electromagnetic plate 9 or the first electromagnetic plate 7, then, the air release valve 1103 of the cleaning body 11 is controlled to be closed, meanwhile, the air compressor 1102 is controlled to be started, when the pressure value detected by the air pressure sensor is equal to an initial value, the control system controls the stepping motor to rotate so as to enable the upper spiral guide vane 8 to rotate to an initial position and stop rotating, the initial position is a position where the bottommost end position in the upper spiral guide vane 8 is opposite to the notch, then, the third electromagnetic plate 14 is controlled to be opened, and simultaneously, the second electromagnet on the hinge 6 electrically controlled by being connected with the third electromagnetic plate 14 is controlled to be powered off from the first electromagnet, so that the third electromagnetic plate 14 is turned upwards, then the second electromagnetic plate 9 is controlled to be powered off, the cleaning body 11 slides into the groove opening under the action of gravity and enters the upper spiral guide vane 8, then the second electromagnet on the electric control hinge 6 connected with the third electromagnetic plate 14 is controlled to generate magnetic attraction with the first electromagnet, so that the third electromagnetic plate 14 is reversely rotated and attached to the groove opening, then the third electromagnetic plate 14 is controlled to be powered on, under the action of the magnetic attraction, the third electromagnetic plate 14 and the cleaning body 11 are hermetically connected again, then the filter cotton is installed at the bottom of the exhaust pipe 3 through the ash discharging opening 4, then the third electromagnetic valve is closed, the first electromagnetic valve and the second electromagnetic valve are opened, the stepping motor is started to drive the upper spiral guide vane 8 to rotate, under the pushing action of the upper spiral guide vane 8, the cleaning body 11 moves from the bottom to the top of the upper spiral guide vane 8, the inner wall of the exhaust pipe 3 is cleaned at the same time, the cleaned dust enters the first cylinder 2 again through the second branch pipe and the first branch pipe 10, under the abrupt transition and the filter pulp combined action of the downward outer whirl of first barrel 2 spiral and the upward interior whirl of spiral, make the dust that cleans body 11 from 3 clearance of blast pipe subside in unloading the ash mouth 4, after having cleared up blast pipe 3, through control first electromagnetic plate 7 and the second electro-magnet and the first electromagnetism iron on the automatically controlled hinge 6 that is connected with first electromagnetic plate 7 break-make electricity, make first electromagnetic plate 7 strike first barrel 2, make the dust in the unloading mouth 4 discharge in unloading the ash mouth 4 fast.
A cleaning method of a dust removing device of a dust removing fan comprises the following steps:
s1, placing a cleaning body 11 into a dust removal fan 1, then closing a third electromagnetic valve, and opening a first electromagnetic valve and a second electromagnetic valve;
s2, starting the dust removal fan 1, feeding the cleaning body 11 into the top end of the first cylinder 2 by using the blowing force and the wind suction force of the dust removal fan 1, opening the third electromagnetic valve, closing the first electromagnetic valve and the second electromagnetic valve, and enabling the cleaning body 11 to move from the top end of the first cylinder 2 to the bottom end of the first cylinder 2 under the action of the spiral downward external rotational flow and the spiral upward internal rotational flow of the first cylinder 2;
s3, in the process that the cleaning body 11 moves from the top end of the first cylinder 2 to the bottom end of the first cylinder 2, the control system automatically controls the air release valve 1103 to be opened or closed repeatedly, and controls the air compressor 1102 to be closed or started simultaneously, so that the cleaning body 11 expands and contracts and cleans the inner wall of the first cylinder 2, the outer wall of the exhaust pipe 3 and the lower spiral guide plate 12;
s31, the control system controls the air compressor 1102 to be closed when the air release valve 1103 is opened, when the pressure value detected by the air pressure sensor is equal to a first preset value, the control system controls the air release valve 1103 to be closed and controls the air compressor 1102 to be started at the same time, when the pressure value detected by the air pressure sensor is equal to an initial value, the control system controls the air compressor 1102 to be closed and controls the air release valve 1103 to be opened at the same time;
s4, cleaning the exhaust pipe 3, firstly controlling to electrify the first electromagnetic plate 7 or the second electromagnetic plate 9 to enable the cleaning body 11 to be adsorbed on the first electromagnetic plate 7 or the second electromagnetic plate 9, then controlling to close a gas release valve of the cleaning body 11, and simultaneously controlling to start the air compressor 1102, when a pressure value detected by the air pressure sensor is equal to an initial value, controlling a stepping motor to rotate by a control system to enable the upper spiral guide vane 8 to rotate to an initial position and stop rotating, and then controlling to open a third electromagnetic plate 14 to enable the cleaning body 11 to slide into the bottom end of the upper spiral guide vane 8 of the exhaust pipe 3 under the action of gravity, and installing filter cotton;
s5, a stepping motor is started again, the stepping motor is started and drives an upper spiral guide vane 8 to rotate, then the pushing action of the upper spiral guide vane 8 is utilized, a cleaning body 11 moves from the bottom to the top of the upper spiral guide vane 8 and cleans the inner wall of the exhaust pipe 3 at the same time, and the cleaned dust is settled at the dust unloading port 4 under the combined action of the filter cotton and the sudden change of the spiral downward outer rotational flow and the spiral upward inner rotational flow of the first cylinder 2;
s6, the first electromagnetic plate 7 is knocked on the first barrel 2 by controlling the first electromagnetic plate 7 and the second electromagnet on the electric control hinge 6 connected with the first electromagnetic plate 7 to be powered on and off with the first electromagnet, and dust in the dust discharging port 4 is discharged from the dust discharging port 4 quickly.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a dust exhausting fan ash removal device, includes dust exhausting fan, its characterized in that: the dust removal fan comprises a first barrel, an air inlet pipe is arranged on the side wall of the first barrel, an exhaust pipe is arranged at the top of the first barrel, an ash discharge port is arranged at the lower end of the first barrel, a lower spiral guide plate is arranged on the side wall in the first barrel, a through groove is formed in the side wall at the bottom end of the first barrel, and the upper side and the lower side of the through groove are respectively connected with a first electromagnetic plate and a second electromagnetic plate through an electric control hinge; the first electromagnetic plate and the second electromagnetic plate are symmetrically arranged around the through groove, and pressure sensors are arranged on the sides of the first electromagnetic plate and the second electromagnetic plate, which are matched with the through groove; the through groove is communicated with the air inlet pipe through a first branch pipe, the bottom end of the first branch pipe is communicated with the exhaust pipe through a second branch pipe, a first electromagnetic valve is arranged in the top end of the first branch pipe, a second electromagnetic valve is arranged at the joint of the first branch pipe and the second branch pipe, and a third electromagnetic valve is arranged in the exhaust pipe;
an upper spiral guide vane driven by a stepping motor is arranged in the exhaust pipe, a notch is formed in the bottom of the exhaust pipe, filter cotton detachably connected with the bottom of the exhaust pipe is arranged at the bottom of the exhaust pipe, and a third electromagnetic plate hermetically connected with the notch is connected to the outer side wall of the top of the notch through an electric control hinge; the electric control hinge comprises two first support lugs, a threaded rod is fixedly connected between the two first support lugs, a second support lug is in threaded connection with the peripheral side face of the threaded rod, the peripheral side wall of the second support lug is fixedly connected with a first electromagnetic plate, a second electromagnetic plate or a third electromagnetic plate, a first electromagnet is arranged on one side of one first support lug opposite to the second support lug, a second electromagnet is arranged on one side of the second support lug corresponding to the first electromagnet, and springs are sleeved on the threaded rod between the first electromagnet and the second electromagnet;
the spiral baffle is characterized in that a cleaning body is arranged in the lower spiral baffle and comprises a gas storage tank, one end of the gas storage tank is provided with an air compressor, the other end of the gas storage tank is provided with a gas release valve, a charging power supply is fixedly connected onto the gas storage tank, a ferromagnetic elastic buffer layer is coated on the whole outer layer of the gas storage tank and the charging power supply, an elastic film is coated on the outer layer of the ferromagnetic elastic buffer layer, a cavity between the ferromagnetic elastic buffer layer and the elastic film is communicated with a gas inlet end of the gas release valve and a gas inlet end of the compression assembly, and a gas pressure sensor is arranged in a communicating channel between the cavity between the ferromagnetic elastic buffer layer and the elastic film and the gas release valve.
2. The dust removing device of the dust removing fan as claimed in claim 1, wherein: the device is characterized in that the ferromagnetic elastic buffer layer is made by mixing magnetic powder and plasticine, the device further comprises an electromagnetic cleaning vehicle, the electromagnetic cleaning vehicle comprises a chassis and a fourth electromagnetic plate, a cleaning assembly is arranged at the bottom of the chassis, the cleaning body drives the electromagnetic cleaning vehicle to wind the periphery of the first cylinder to crawl downwards in a spiral line mode, and the cleaning assembly cleans the outer wall of the first cylinder.
3. The dust removing device of claim 2, wherein: the electromagnetic cleaning vehicle further comprises a crawling mechanism, the crawling mechanism comprises wheels and a driving mechanism, the crawling mechanism drives the electromagnetic cleaning vehicle to crawl upwards or downwards around the outer periphery of the first cylinder in a spiral line mode, and meanwhile the electromagnetic cleaning vehicle drives the cleaning body to move upwards or downwards along the lower spiral guide plate.
4. The dust removing device of the dust removing fan as claimed in claim 1, wherein: the air inlet end of the compression assembly is communicated with a cavity between the ferromagnetic elastic buffer layer and the elastic membrane through a first guide pipe, the air release valve is communicated with the cavity between the ferromagnetic elastic buffer layer and the elastic membrane through a second guide pipe, and the air pressure sensor is arranged in the second guide pipe.
5. The dust removing device of the dust removing fan as claimed in claim 1, wherein: the exhaust pipe bottom is equipped with the support, the support is used for fixed pivot of going up helical guide, the support bottom is equipped with the ring, the joint of ring lateral wall has the filter pulp.
6. The dust removing device of the dust removing fan as claimed in claim 1, wherein: the ash discharging port is of a funnel-shaped structure, and a plurality of supporting legs are uniformly arranged at the bottom of the outer side wall of the ash discharging port.
7. The dust removing device of the dust removing fan as claimed in claim 1, wherein: the cleaning body is internally provided with a charging port capable of receiving wireless charging, and the charging port capable of wireless charging is electrically connected with a charging power supply.
8. The dust removing device of the dust removing fan as claimed in claim 1, wherein: the elastic membrane is provided with rough particles, and the elastic membrane is provided with bristles.
9. The dust removing device of the dust removing fan as claimed in claim 1, wherein: the side wall of the bottom end of the first branch pipe is provided with a box door, one side of the box door is connected with the first branch pipe through a hinge, the other side of the box door is provided with a threaded rod, the side wall of the first branch pipe is provided with a nut, and the threaded rod is in threaded connection with the nut.
10. A method for cleaning a dust removing fan ash removing device, which relates to the ash removal of a dust removing machine by adopting the dust removing fan ash removing device as claimed in any one of claims 1 to 9, and is characterized by comprising the following steps:
s1, placing a cleaning body into a dedusting fan, closing a third electromagnetic valve, and opening a first electromagnetic valve and a second electromagnetic valve;
s2, starting a dust removal fan, feeding the cleaning body into the top end of the first cylinder by using the blowing force and the wind suction force of the dust removal fan, opening a third electromagnetic valve, closing the first electromagnetic valve and the second electromagnetic valve, and enabling the cleaning body to move from the top end of the first cylinder to the bottom end of the first cylinder under the action of the spiral downward external rotational flow and the spiral upward internal rotational flow of the first cylinder;
s3, in the process that the cleaning body moves from the top end of the first cylinder to the bottom end of the first cylinder, the control system automatically controls the air release valve to be opened or closed repeatedly, and controls the air compressor to be closed or started simultaneously, so that the cleaning body expands and contracts to clean the inner wall of the first cylinder, the outer wall of the exhaust pipe and the lower spiral guide plate;
s4, cleaning the exhaust pipe, firstly controlling to electrify the first electromagnetic plate or the second electromagnetic plate to enable the cleaning body to be adsorbed on the first electromagnetic plate or the second electromagnetic plate, then controlling a gas release valve in the cleaning body to be closed, simultaneously controlling an air compressor to be started, when a pressure value detected by an air pressure sensor is equal to an initial value, controlling a stepping motor to rotate by a control system to enable an upper spiral guide vane to rotate to an initial position and stop rotating, then controlling a third electromagnetic plate to be started to enable the cleaning body to slide into the bottom end of the upper spiral guide vane of the exhaust pipe under the action of gravity, and installing filter cotton;
s5, a stepping motor is started again, the stepping motor is started and drives an upper spiral guide vane to rotate, then the pushing action of the upper spiral guide vane is utilized, a cleaning body moves from the bottom to the top of the upper spiral guide vane and cleans the inner wall of the exhaust pipe at the same time, and the cleaned dust is settled at a dust discharging port under the combined action of the filter cotton and the sudden change of the spiral downward outer rotational flow and the spiral upward inner rotational flow of the first cylinder;
s6, the first electromagnetic plate is knocked to the first cylinder body by controlling the first electromagnetic plate and the second electromagnet and the first electromagnet on the electric control hinge connected with the first electromagnetic plate to be powered on and off, and dust in the dust discharging port is discharged from the dust discharging port quickly.
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| CN113731979B (en) | 2022-05-24 |
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Denomination of invention: A dust-cleaning device and cleaning method of dust-cleaning fan Effective date of registration: 20230106 Granted publication date: 20220524 Pledgee: Industrial Bank Co.,Ltd. Xinyang Branch Pledgor: RENXIN INDUSTRIAL DEVELOPMENT (XINYANG) CO.,LTD. Registration number: Y2023980030411 |
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