CN115487941A

CN115487941A - Board-like electrostatic precipitator is used in real standard of teaching and operating system thereof

Info

Publication number: CN115487941A
Application number: CN202211246644.XA
Authority: CN
Inventors: 姚琳
Original assignee: Xuchang University
Current assignee: Xuchang University
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2022-12-20

Abstract

The invention relates to the technical field of electrostatic dust collection, and discloses a plate-type electrostatic precipitator for teaching and practical training and an operating system thereof. This real board-like electrostatic precipitator that instructs of teaching, through connecing dust gravity on the hawk, the rotatory downward movement of control slider to drive scraper blade clearance ash bucket shells inner wall, the ash bucket is full, and the pilot lamp is luminous, reminds in time to clear up the ash bucket, and after the clearance, the ash bucket device resumes to the original state, clears up the ash bucket once more, thereby reaches clearance ash bucket shells inner wall dust, reminds in time to clear up the purpose of ash bucket.

Description

Board-like electrostatic precipitator and operating system thereof for teaching and practical training

Technical Field

The invention relates to the technical field of electrostatic dust removal, in particular to a plate-type electrostatic dust remover for teaching and practical training and an operating system thereof.

Background

The electrostatic precipitator is a flue gas purifying and dedusting device for treating gas dust, is mainly used for removing harmful substances such as particles, smelting escaped substances, aerosol and the like in dust-containing gas, and is an effective device for purifying air and dust pollution. The working principle of the electrostatic dust collector is that a high-voltage electric field is utilized to ionize smoke, and dust charges in air flow are separated from the air flow under the action of the electric field, so that the dust charges are adhered to a dust collecting plate.

In teaching experiment centers of colleges and universities, electrostatic dust collectors need to be installed in some places, however, as the teaching experiment centers are put into use during teaching and training, the use frequency is low, the environment is relatively clean, dust separated by the electrostatic dust collectors in the teaching experiment centers is relatively low, a dust hopper can be fully collected after long-time use, the electrostatic dust collectors can be ignored due to the fact that the dust hopper is cleaned for one time in a long time, and the dust hopper is difficult to clean in time, so that the dust removal effect is poor; in addition, after the existing electrostatic dust collector is used for a long time, the phenomenon that dust is adhered to the ash bucket or is agglomerated can occur in the ash bucket, and the cleaning of the ash bucket is influenced.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior electrostatic precipitator in the use process in the background art, the invention provides the plate-type electrostatic precipitator for teaching and practical training and the operating system thereof, which have the advantages of preventing dust from adhering to a dust hopper or caking and reminding of cleaning the dust hopper in time, and solve the technical problems in the background art.

(II) technical scheme

The invention provides the following technical scheme: the utility model provides a real board-like electrostatic precipitator and operating system thereof of instructing of teaching, includes support ash bucket device and baffle, the ash bucket device includes ash bucket casing and threaded rod, threaded rod fixed mounting is in ash bucket casing center department, threaded rod bottom movable sleeve is equipped with first spring, first spring bottom and threaded rod bottom fixed connection, threaded connection has the fillet on the threaded rod, first spring upper end is arranged in to the fillet, fillet bilateral symmetry is equipped with the piston urceolus, slidable mounting has piston inner tube and second spring in the piston urceolus, fixedly connected with piston rod on the piston inner tube, piston rod other end fixed mounting has the scraper blade, the scraper blade is parallel and closely sets up with ash bucket casing, the piston both sides articulate there is the hawk, the intermediate position that connects the hawk up end articulates in the one end of bracing piece, the fillet up end is equipped with the third spring, third spring upper end is equipped with the slider, the third spring articulates on the threaded rod with slider movable sleeve, the both sides of slider bottom articulate in the other end of bracing piece.

Preferably, the fixed cover in threaded rod bottom is equipped with the current conducting plate, thread piece bottom fixed mounting has the conductor block, conductor block movable sleeve locates on the threaded rod, just current conducting plate and conductor block are located first spring, baffle bottom fixed mounting has the pilot lamp.

Preferably, the thread block is an electromagnet, and the sliding block is a permanent magnet.

Preferably, the thread block is electrically connected with the conductor block, the conductive plate is electrically connected with the indicator lamp, and the thread block and the indicator lamp are respectively electrically connected to two poles of the power supply.

Preferably, when the thread block is electrified to generate magnetism, the upper end face of the thread block generates a magnetic pole for attracting the sliding block.

Preferably, the conductor block and the conductive plate are provided in a ring shape.

Preferably, the external thread of the threaded rod and the internal thread of the threaded block are capable of being screwed.

A teaching and training board-type electrostatic dust collector operating system comprises the following dust collection steps:

s1, under the action of dust gravity, a dust receiving plate drives a thread block, a piston outer cylinder, a piston inner cylinder, a second spring, a piston rod and a scraper to rotate and move downwards, the scraper cleans the inner wall of a dust hopper shell while rotating and moving downwards, the thread block continues to move downwards until a conductor block contacts a current conducting plate, the thread block and an indicator lamp are electrified, and the indicator lamp emits light to prompt staff to clean a dust hopper device;

s2, opening the baffle plate, discharging dust in the dust hopper device, removing bottom dust, enabling the threaded block to adsorb the sliding block to move downwards, enabling the sliding block to drive the supporting rod and the dust receiving plate to move downwards, and discharging dust at the upper end of the dust receiving plate;

s3, the dust receiving plate loses the action of dust gravity, the original state is restored under the action of the first spring, and the thread block and the indicating lamp are powered off.

(III) advantageous effects

The invention has the following beneficial effects:

1. according to the invention, the ash bucket is internally provided with the threaded rod, the threaded rod is sleeved with the first spring, the first spring is provided with the threaded block which is in threaded connection with the threaded rod, the two sides of the threaded block are provided with the piston outer cylinder, the piston inner cylinder, the second spring and the piston rod, one end of the piston rod is fixedly connected with the scraper which is in parallel contact with the ash bucket shell, the two sides of the piston outer cylinder are provided with the ash receiving plate, the upper end of the threaded block is provided with the third spring and the slider, the ash receiving plate is hinged with the slider through the support rod, when the electrostatic dust collector works, dust is continuously connected onto the ash receiving plate, the ash receiving plate drives the threaded block, the piston device and the scraper to move downwards under the action of the gravity of the dust, the threaded block drives the piston device and the scraper to rotate, and the rotating scraper scrapes off the dust on the inner wall of the ash bucket shell, so that the purpose of preventing the dust from statically contacting the ash bucket for a long time is achieved, and the dust on the inner wall of the ash bucket is removed and can be agglomerated.

2. According to the invention, the threaded block is arranged as the electromagnet, the sliding block is arranged as the permanent magnet, the side surface of the bottom end of the threaded rod is sleeved with the conductive plate, the bottom end of the threaded block is sleeved with the conductive block, the bottom end of the baffle plate is provided with the indicator lamp, the conductive plate is electrically connected with the indicator lamp, the conductive block is electrically connected with the electromagnet, the indicator lamp and the electromagnet are respectively electrically connected with two poles of a power supply, under the gravity action of dust, the ash receiving plate drives the threaded block to move downwards until the conductor block at the lower end of the threaded block is contacted with the conductor plate, at the moment, the electromagnet is electrified with the indicator lamp, the electromagnet attracts the permanent magnet to slide downwards, the ash receiving plate rotates around a hinge point, the dust on the ash receiving plate falls, the indicator lamp is lightened, and people are prompted to clean the ash hopper; after the clearance ash bucket, connect the hawk to have lost the dust action of gravity, under the effect of first spring, rotatory upward movement resumes to the original state to, under the effect of second spring, the dust on the secondary clearance ash bucket inner wall can agglomerate.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged view of a portion of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a cross-sectional view taken at B-B of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view taken at C-C of FIG. 2 in accordance with the present invention;

FIG. 5 is a diagram illustrating the structure of the working state of the present invention;

FIG. 6 is an enlarged view of a portion of the structure shown at D in FIG. 5;

fig. 7 is a circuit diagram of the screw block, conductor block, indicator light and conductive plate of the present invention.

In the figure: 1. a support; 2. a dust collector body; 3. an air inlet; 4. a cathode line; 5. an anode dust collecting plate; 6. an air outlet; 7. an ash hopper device; 701. a hopper housing; 702. a threaded rod; 703. a conductive plate; 704. a first spring; 705. a thread block; 706. a conductor block; 707. a piston outer cylinder; 708. an inner piston cylinder; 709. a second spring; 710. a piston rod; 711. a squeegee; 712. an ash receiving plate; 713. a third spring; 714. a slider; 715. a support bar; 8. a baffle plate; 9. and an indicator light.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1, 2, 3, 4 and 7, a plate-type electrostatic precipitator for teaching and training includes a support 1 and a precipitator body 2, the precipitator body 2 is fixedly mounted on the top end of the support 1, two ends of the precipitator body 2 are respectively and fixedly mounted with an air inlet 3 and an air outlet 6, the air inlet 3 is marked in the figure, a plurality of groups of cathode wires 4 and anode dust collecting plates 5 are arranged in the precipitator body 2 in parallel, an ash bucket device 7 is fixedly arranged at the bottom end of the precipitator body 2, and a baffle plate 8 is slidably mounted at the bottom end of the ash bucket device 7.

The ash bucket device 7 comprises an ash bucket shell 701 and a threaded rod 702, the threaded rod 702 is a rod with threads, the threaded rod 702 is fixedly installed at the center of the ash bucket shell 701, a first spring 704 is movably sleeved at the bottom end of the threaded rod 702, the bottom end of the first spring 704 is fixedly connected with the bottom end of the threaded rod 702, a threaded block 705 is connected to the threaded rod 702 in a threaded manner and is arranged at the upper end of the first spring 704, piston outer cylinders 707 are symmetrically arranged on two sides of the threaded block 705, piston inner cylinders 708 are slidably installed in the piston outer cylinders 707, a second spring 709 is arranged between the piston inner cylinders 708 and the bottom end of the piston outer cylinders 707, a piston rod 710 is fixedly connected to the center of the other end of the piston inner cylinders 708, scrapers 711 are fixedly installed at the other ends of the piston rods 710, the scrapers 711 are parallel to and closely arranged with the ash bucket shell 701, the threaded blocks are located at two sides of the piston outer cylinders 707 and are hinged with ash receiving plates 712, the middle positions of the upper end faces of the ash receiving plates 712 are hinged to one ends of supporting rods 715, a third spring 713 is arranged on the upper end face of the threaded block 705, a sliding block 714 is arranged on the upper end face of the third spring 713, a sliding block 713 is movably sleeved on the two sides of the threaded block 702, and a sliding block 714 is hinged to the other end of the sliding block 714.

The threaded block 705 is an electromagnet, the sliding block 714 is a permanent magnet, the conductive plate 703 is fixedly sleeved at the bottom end of the threaded rod 702, the conductor block 706 is fixedly installed at the bottom end of the threaded block 705, the conductor block 706 is movably sleeved on the threaded rod 702, the conductive plate 703 and the conductor block 706 are located in the first spring 704, the indicator lamp 9 is fixedly installed at the bottom end of the baffle plate 8, the threaded block 705 is electrically connected with the conductor block 706, the conductive plate 703 is electrically connected with the indicator lamp 9, and the threaded block 705 and the indicator lamp 9 are respectively electrically connected to two poles of a power supply.

The elastic coefficient of the first spring 704 needs to be selected according to the weight of dust received by the upper end surface of the dust receiving plate 712, so that when the dust hopper device 7 is full of dust, the dust on the upper end surface of the dust receiving plate 712 is pressed down, the dust receiving plate 712 can drive the conductor block 706 to move down, the conductor block 706 just contacts the conductive plate 703, the power supply is switched on, and the thread block 705 and the indicator light 9 are started.

When the threaded block 705 is energized to become magnetic, the upper end of the threaded block 705 is produced to attract the magnetic pole of the slider 714. Ensuring that the sliding block 714 slides downwards under the magnetic attraction of the thread block 705, and cleaning dust at the upper end of the dust receiving plate 712.

The conductor block 706 and the conductive plate 703 are arranged in a ring shape. When the threaded block 705 rotates the conductive block 706 downward, the conductive block 706 can be brought into contact with the conductive plate 703 at any angle, and power is supplied.

The external thread of the threaded rod 702 and the internal thread of the threaded block 705 can be screwed together.

The lead of the indicator light 9 is arranged along the outer side of the ash bucket shell 701, and the lead of the conductive plate 703 penetrates through the baffle plate 8 and is electrically connected with the indicator light 9; the leads of threaded block 705 are electrically connected along threaded rod 702 and the support structure at the upper end of the threaded rod, and the leads of conductive block 706 are electrically connected directly to threaded block 705.

The use method (working principle) of the invention is as follows:

referring to fig. 1, 2, 3, 4, 5, and 6, during operation of the electrostatic precipitator, dust on the anode dust collecting plate 5 falls into the dust hopper device 7, and a part of dust falls onto the upper end surface of the dust receiving plate 712, due to continuous increase of dust, the dust receiving plate 712 drives the screw block 705 to move downward under the action of gravity of dust, the screw block 705 rotates slightly when moving downward, at this time, the screw block 705 drives the piston outer cylinder 707, the piston inner cylinder 708, the second spring 709, the piston rod 710, and the scraper 711 rotate and move downward, and the scraper 711 scrapes off the inner wall of the dust hopper shell 701 in the process of rotating and moving downward, so that the purpose of cleaning up-adhered dust or agglomerates on the inner wall of the dust hopper shell 701 is achieved, and the phenomenon that dust adheres to the dust hopper shell 701 and agglomerates is avoided.

Under the effect of dust gravity, connect ash plate 712 to drive screw thread piece 705 and continue to move down, until the conductor block 706 who connects ash plate 712 bottom contacts the up end of conductive plate 703, at this moment, screw thread piece 705 and pilot lamp 9 switch on, pilot lamp 9 starts, send the light, remind people dust in the ash bucket device 7 to be full, need in time to clear up, prevent not paying attention to electrostatic precipitator for a long time, forget to clear up ash bucket device 7, thereby lead to the poor phenomenon production of electrostatic precipitator dust removal effect.

When people clean the dust hopper device 7, the baffle plate 8 is opened, dust falls, as the thread block 705 is an electromagnet, when the thread block 705 is electrified, the thread block 705 generates magnetism, the sliding block 714 is adsorbed, the supporting rod 715 is pushed in the downward moving process of the sliding block 714, so that the dust receiving plate 712 rotates around a hinge point, dust at the upper end of the dust receiving plate 712 slides down, after cleaning is finished, the upper end of the dust receiving plate 712 has no dust gravity effect, under the action of the first spring 704, the thread block 705 drives the guide block 706 to move upwards to recover to the original state, the power supply is disconnected, the thread block 705 is disconnected from the power supply, the magnetism disappears, the sliding block 714 recovers to the original state under the action of the third spring 713, meanwhile, in the upward moving process of the thread block 705, the thread block 707 drives the piston outer cylinder 707, the piston inner cylinder 708, the second spring 709, the piston rod 710 and the scraper 711 to rotate around the dust hopper shell 701, the inner wall of the dust hopper shell 701 is cleaned secondarily when the scraper 711 rotates, and accordingly dust adhered to the inner wall of the dust hopper shell 701 is cleaned.

The dust removal operation steps of the invention are as follows:

s1, opening equipment, and enabling air with dust to enter a dust remover body 2 from an air inlet 3;

s2, the dust in the air is ionized under the action of the cathode wire 4 and the anode dust collecting plate 5, so that the dust is charged with negative charges;

s3, the dust with negative charges moves towards the anode dust collecting plate 5 and is adsorbed on the outer surface of the anode dust collecting plate 5;

s4, knocking the anode dust collecting plate 5 by a vibration hammer, and enabling dust on the surface of the anode dust collecting plate 5 to fall into an ash bucket device 7;

s5, under the action of dust gravity, the dust receiving plate 712 drives the threaded block 705, the piston outer cylinder 707, the piston inner cylinder 708, the second spring 709, the piston rod 710 and the scraper 711 to rotate and move downwards, the scraper 711 cleans the inner wall of the dust hopper shell 701 while rotating and moving downwards, the threaded block 705 continues to move downwards until the conductor block 706 contacts the conductive plate 703, the threaded block 705 and the indicator light 9 are electrified, and the indicator light 9 emits light to prompt staff to clean the dust hopper device 7;

s6, opening the baffle 8, discharging dust in the dust hopper device 7, removing bottom dust, adsorbing the sliding block 714 by the thread block 705 to move downwards, driving the supporting rod 715 and the dust receiving plate 712 to move downwards by the sliding block 714, and discharging dust at the upper end of the dust receiving plate 712;

s7, the dust receiving plate 712 loses the gravity action of dust, the dust returns to the original shape under the action of the first spring 704, and the thread block 705 and the indicator light 9 are powered off.

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

1. The utility model provides a board-like electrostatic precipitator is used in real standard of teaching, includes support ash bucket device (7) and baffle (8), its characterized in that: the ash bucket device (7) comprises an ash bucket shell (701) and a threaded rod (702), the threaded rod (702) is fixedly installed at the center of the ash bucket shell (701), a first spring (704) is movably sleeved at the bottom end of the threaded rod (702), the bottom end of the first spring (704) is fixedly connected with the bottom end of the threaded rod (702), a threaded block (705) is connected to the threaded rod (702) in a threaded manner, the threaded block (705) is arranged at the upper end of the first spring (704), outer piston cylinders (707) are symmetrically arranged on two sides of the threaded block (705), an inner piston cylinder (708) and a second spring (709) are installed in the outer piston cylinder (707) in a sliding manner, a piston rod (710) is fixedly connected to the inner piston cylinder (708), a scraping plate (711) is fixedly installed at the other end of the piston rod (710), the scraping plate (711) is parallel to the ash bucket shell (701) and tightly arranged, ash receiving plates (712) are hinged to two sides of the outer piston cylinder (707), an upper end face of the ash receiving plate (712) is hinged to one end of a support rod (715), a third spring (713) is arranged on the upper end face of the threaded block (713), a third spring (705) is arranged at the upper end face of the threaded block (713), and a third spring (714) is movably arranged on the threaded rod (714), two sides of the bottom end of the sliding block (714) are hinged to the other end of the supporting rod (715).

2. The plate-type electrostatic precipitator for teaching and practical training according to claim 1, which is characterized in that: the fixed cover in threaded rod (702) bottom is equipped with current conducting plate (703), thread piece (705) bottom fixed mounting has conductor piece (706), conductor piece (706) movable sleeve is located threaded rod (702), just current conducting plate (703) and conductor piece (706) are located first spring (704), baffle (8) bottom fixed mounting has pilot lamp (9).

3. The plate-type electrostatic precipitator for teaching and training as claimed in claim 2, wherein: the thread block (705) is an electromagnet, and the sliding block (714) is a permanent magnet.

4. The plate-type electrostatic precipitator for teaching and training as claimed in claim 3, wherein: the threaded block (705) is electrically connected with the conductor block (706), the conductive plate (703) is electrically connected with the indicator light (9), and the threaded block (705) and the indicator light (9) are respectively electrically connected with two poles of a power supply.

5. The plate-type electrostatic precipitator for teaching and training as claimed in claim 4, wherein: when the thread block (705) is electrified to generate magnetism, the upper end surface of the thread block (705) generates a magnetic pole for attracting the sliding block (714).

6. The plate-type electrostatic precipitator for teaching and practical training according to claim 5, wherein: the conductor block (706) and the conductive plate (703) are arranged in a ring shape.

7. The plate-type electrostatic precipitator for teaching and training as claimed in claim 6, wherein: the external thread of the threaded rod (702) and the internal thread of the threaded block (705) can be screwed together.

8. The processing system of the plate-type electrostatic precipitator for teaching and training as claimed in claim 7, wherein the dust removing operation comprises the steps of:

s1, under the action of dust gravity, a dust receiving plate (712) drives a thread block (705), a piston outer cylinder (707), a piston inner cylinder (708), a second spring (709), a piston rod (710) and a scraper (711) to rotate and move downwards, the scraper (711) cleans the inner wall of a dust hopper shell (701) while rotating and moving downwards, the thread block (705) continues to move downwards until a conductor block (706) contacts a conductive plate (703), the thread block (705) and an indicator lamp (9) are electrified, and the indicator lamp (9) emits light to prompt staff to clean a dust hopper device (7);

s2, opening the baffle (8), discharging dust in the dust hopper device (7), losing bottom dust, enabling the thread block (705) to adsorb the sliding block (714) to move downwards, enabling the sliding block (714) to drive the supporting rod (715) and the dust receiving plate (712) to move downwards, and discharging dust at the upper end of the dust receiving plate (712);

s3, the dust receiving plate (712) loses the gravity action of dust, the dust is restored to the original state under the action of the first spring (704), and the thread block (705) and the indicator lamp (9) are powered off.