KR101661865B1 - Coating System for switchgear enclosure and control method thereof - Google Patents

Coating System for switchgear enclosure and control method thereof Download PDF

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Publication number
KR101661865B1
KR101661865B1 KR1020150176481A KR20150176481A KR101661865B1 KR 101661865 B1 KR101661865 B1 KR 101661865B1 KR 1020150176481 A KR1020150176481 A KR 1020150176481A KR 20150176481 A KR20150176481 A KR 20150176481A KR 101661865 B1 KR101661865 B1 KR 101661865B1
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dust
booth
unit
driving
gate
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KR1020150176481A
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Korean (ko)
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조병규
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조병규
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    • B05B15/1225
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00Arrangements for controlling delivery; Arrangements for controlling the spray area
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0221Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
    • B05B13/025Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the objects or work being present in bulk
    • B05B13/0257Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the objects or work being present in bulk in a moving container, e.g. a rotatable foraminous drum
    • B05B15/1207
    • B05B15/1251
    • B05B15/1285
    • B05B15/1292
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/04Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism
    • B06B1/045Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism using vibrating magnet, armature or coil system
    • B08B1/04
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00Thermometers specially adapted for specific purposes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06Investigating concentration of particle suspensions

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  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)

Abstract

The present invention relates to a painting system and a control method for an electric distribution box enclosure having a multi-stage dust collecting function, which can improve environmental pollution by efficiently treating dusts harmful to the human body generated in the process of painting component parts of the cabinet enclosure ≪ / RTI >
A trolley conveyor for conveying the components of the cabinet of the switchgear, and an alkaline degreasing agent installed on one side of the trolley conveyor to remove contaminants on the surface of the cabinet components of the cabinet, A water cleaning booth installed at one side of the trolley conveyor to wash out the components of the cabinet enclosure that is conveyed from the degreasing bath booth, and a watertight booth installed at one side of the trolley conveyor A trolley conveyor which is installed at one side of the trolley conveyor and which primarily carries the surfaces of the components of the cabinet of the cabin of the switchboard conveyed from the drying booth, A first painting booth for processing A second paint booth installed on one side of a trolley conveyor for secondarily painting the surfaces of the components of the cab of the distribution panel conveyed from the first paint booth and a second paint booth installed on the first paint booth and the second paint booth A dust collecting section for collecting dust from the generated dust air to perform multi-stage filtering, and a control driving section for controlling and driving the dust collecting section,
The dust collecting unit includes an inlet pipe for transferring the compressed air generated in the first paint booth and the second paint booth, and a dust collecting unit for circulating the dust air introduced from the inlet pipe, separating the dust by a centrifugal force, A main filter unit installed at an upper portion of the cyclone tube and being a primary filter for filtering the dust from the compressed air in two stages; a main filter unit disposed at an upper portion of the cyclone pipe for discharging the compressed air discharged through the main filter unit; A bypass passage provided in the discharge pipe and connected to the first gate, a first gate and a second gate for selectively passing the compressed air through the discharge pipe, An auxiliary filter unit connected to the main filter unit and being a secondary filter for filtering the dust from the air passing through the main filter unit in three stages, A burner installed in the combustion tube and burning the dust in four stages, and a burner installed on the outer surface of the cyclone tube, A dust collecting box provided at the lower end of the cyclone tube; a nozzle unit provided at an upper portion of the main filter unit; And a pneumatic pipe connected to the nozzle unit.

Description

TECHNICAL FIELD [0001] The present invention relates to a coating system for a switchgear enclosure having a multi-

The present invention relates to a painting system and a control method for an electric distribution box enclosure having a multi-stage dust collecting function. More specifically, dusts harmful to the human body generated in the process of painting component parts of an electric distribution box enclosure are efficiently processed in multiple stages The present invention relates to a coating system and a control method of an enclosure of an ASSEMBLY having a multi-stage dust collecting function capable of improving environmental pollution.

Generally, when an enclosure of a switchboard, which is an iron structure, is manufactured, paint is sprayed on the outer surface.

For reference, it is possible to spray powder uniformly to the inner deep portion of a large tubular body having a length longer than the diameter, so that it is possible to fundamentally prevent coating failure due to the uniformity of the powder spray generated during powder coating Has been disclosed in "Powder Coating Apparatus and Coating Method Using Such" in Korean Registered Patent Publication No. 10-0959507 (Published Date: May 27, 2010).

However, the coating system of the conventional power distribution box enclosure including the above-mentioned "powder coating apparatus and coating method using the same" makes it easy to efficiently treat dusts made of chemical substances harmful to the human body, There is a problem that it is vulnerable to environmental pollution.

Korean Registered Patent Publication No. 10-0959507

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide a method and apparatus for effectively preventing environmental pollution by efficiently treating dusts harmful to the human body, And to provide a painting system and a control method of an electric distribution box enclosure having a multi-stage dust collecting function.

According to an aspect of the present invention, there is provided a trolley conveyor for conveying an enclosure component of an enclosure, comprising: a trolley conveyor which is installed on one side of the trolley conveyor and which uses an alkaline degreasing agent, Which is installed on one side of the trolley conveyor and is transported from the degreasing bath booth, to the outside of the cabin, A drying booth installed at one side of the trolley conveyor for drying the components of the cabinet enclosure conveyed from the water washing booth; a drying booth installed at one side of the trolley conveyor, The switchboards transferred from the drying booth A first painting booth for first coating the surface of the component parts of the cabin, and a second painting booth for painting the surfaces of the cabin component parts installed on one side of the trolley conveyor and conveyed from the first painting booth, And a control driving unit for controlling and driving the dust collecting unit. The dust collecting unit includes: a dust collecting unit for collecting dust from the dust air generated in the first painting booth and the second painting booth to perform multi-stage filtering; In addition,

The dust collecting unit includes an inlet pipe for transferring the compressed air generated in the first paint booth and the second paint booth, and a dust collecting unit for circulating the dust air introduced from the inlet pipe, separating the dust by a centrifugal force, A main filter unit installed at an upper portion of the cyclone tube and being a primary filter for filtering the dust from the compressed air in two stages; a main filter unit disposed at an upper portion of the cyclone pipe for discharging the compressed air discharged through the main filter unit; A bypass passage provided in the discharge pipe and connected to the first gate, a first gate and a second gate for selectively passing the compressed air through the discharge pipe, An auxiliary filter unit connected to the main filter unit and being a secondary filter for filtering the dust from the air passing through the main filter unit in three stages, A burner installed in the combustion tube and burning the dust in four stages, and a burner installed on the outer surface of the cyclone tube, A dust collecting box provided at the lower end of the cyclone tube; a nozzle unit provided at an upper portion of the main filter unit; And a pneumatic pipe connected to the nozzle unit.

According to the present invention, the control drive unit includes a fine dust sensing unit installed in the cyclone tube for sensing the amount of dust contained in the compressed air, A temperature sensing unit for sensing the temperature of the air; and a control unit for controlling the operation of the auxiliary fan when the exhaust fan is driven at a higher speed when it is determined that the temperature of the air is lower than a predetermined value. If the amount of dust contained in the air is greater than the reference value, An exhaust fan driving unit for driving the exhaust fan in accordance with the control of the controller; and a control unit for driving the first gate in accordance with the control of the controller, A second gate driver for driving the second gate in accordance with the control of the controller, A vibration driving unit for driving the vibration pack according to the control of the controller, a roller driving unit for driving the scraping roller under the control of the controller, And a compressor driving unit for driving the compressor according to the control.

According to the present invention, there is provided a vibration device comprising: a coil for generating a magnetic force periodically alternating between a repulsive force and a pulling force; And a mass body formed integrally with the magnet for weighting the vibration of the magnet and an elastic body for elastically supporting the mass body inside the body.

The arrangement of the present invention is preferably such that the scraping roller described above has a brush formed on the outer circumferential surface of the cylindrical body and a gear for rotational drive is formed at one end of the cylindrical body.

The apparatus of the present invention is characterized in that the above-described scraping roller is formed by arranging brushes and spaces in the form of a lattice pattern on the outer circumferential surface of a cylindrical body, and gears for rotational driving are formed on one end of the cylindrical body desirable.

In the structure of the apparatus of the present invention, a transparent window is provided in the above-described combustion tube so that the operator can visually check whether the burner is operating properly and whether the final combustion state of the dust is visible.

The method of the present invention comprises a trolley conveyor for conveying the components of the cabinet enclosure, and an alkali degreasing agent disposed on one side of the trolley conveyor to remove contaminants on the surface of the cabinet components of the cabinet, Which is installed on one side of the trolley conveyor and which is transferred from the degreasing bath booth, is washed with water, and a water supply booth, which is provided on one side of the trolley conveyor, A drying booth installed at one side of the trolley conveyor for drying the components of the cabinet enclosed by the water washing booth and a cabinet installed at one side of the trolley conveyor and being transported from the drying booth, Primarily paint surface of parts A second painting booth for coating the surfaces of the components of the cabinet enclosure, which are installed at one side of the trolley conveyor and transported from the first painting booth, to the second painting booth, And a control driving unit for controlling and driving the dust collecting unit, wherein the dust collecting unit includes a first coating unit, a second coating unit, and a second coating unit. The dust collecting unit includes a dust collecting unit for collecting dust from dust air generated in the painting booth and the second painting booth, A cyclone tube for circulating dust air introduced from the inflow pipe and separating the dust by a centrifugal force and filtering the dust air in one step; A main filter unit installed at an upper portion of the cyclone tube and being a primary filter for filtering dust from the compressed air in two stages, A discharge pipe for discharging the compressed air coming out through the main filter unit, first and second gates provided inside the discharge pipe for selectively passing the compressed air, and a second gate connected to the first gate An auxiliary filter unit connected to the second gate and being a secondary filter for filtering dust in three stages from the air having passed through the main filter unit; A burner which is installed in the combustion tube and burns dust in four stages; a vibration pack installed on the outer surface of the cyclone tube; A scraping roller provided on the inner surface of the tube, a dust box installed on the lower end of the cyclone tube, In the upper parts of the nozzle unit installed in the seal system of the switchgear enclosure comprising a pneumatic pipe connected to the nozzle portion,
Driving the exhaust fan at a basic speed when the compressed air flows into the cyclone tube from the inlet pipe, opening the bypass passage by opening the first gate and closing the second gate to operate the main filter portion, which is the first filter Detecting the temperature of the dust air and accelerating the exhaust fan when it is determined that the temperature of the dust air is lower than a predetermined value; and detecting the amount of dust contained in the dust air, Driving the vibrating pack to blow dust accumulated on the inner surface of the cyclone tube when the vibrating pack is larger than a reference value, driving the scraping roller to scrape dust adhering to the inner surface of the cyclone tube, Closing the first gate to close the bypass passage and opening the second gate to operate the secondary filter portion as the secondary filter, Thereby burning the dust.

The present invention has an effect that environmental pollution can be improved by effectively treating dusts harmful to the human body generated in the process of painting component parts of the cabinet enclosure in multiple steps.

1 is a configuration diagram of a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.
2 is a configuration diagram of a dust collecting unit of a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.
3 is a sectional view taken along the line AA in Fig.
4 is a sectional view taken along line BB of Fig.
5 is a configuration diagram of a vibration pack of a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.
6A is a configuration diagram of a scraping roller of a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.
FIG. 6B is another configuration diagram of a scraping roller of a painting system of an electric distribution panel enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.
7 is a configuration diagram of a control driving unit of a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.
FIG. 8 is an operation flowchart of a method of controlling a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those skilled in the art can easily carry out the present invention. Other objects, features, and operational advantages, including the purpose, operation, and effect of the present invention will become more apparent from the description of the preferred embodiments.

It is to be understood that both the foregoing general description and the following detailed description of the present invention are exemplary and explanatory only and are not to be construed as limiting the scope of the invention as disclosed in the accompanying claims. It is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and similarities, many of which are within the scope of the present invention.

Also, terms and words used in the description and claims of the present invention are defined based on the principle that the inventor can properly define the concept of a term in order to explain its invention in the best way, And should not be construed as limited to only the prior art, and should be construed in a meaning and concept consistent with the technical idea of the present invention. As an example, the singular " include " includes plural representations unless the context clearly dictates otherwise, and the term " orientation " shall be set based on the position expressed in the drawings for convenience of explanation.

1 is a configuration diagram of a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.

As shown in FIG. 1, the construction of a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention includes a trolley conveyor 1 for transporting the components of the distribution panel enclosure, A degreasing coating booth (2) installed at one side of the conveyor (1) for removing contaminants on the surface of the cabinet components of the cabinet using an alkali degreasing agent and forming a protective film on the surface of the cabinet components by using a phosphate cladding, A water washing booth 3 installed at one side of the trolley conveyor 1 for washing the components of the cabinet enclosure that is transported from the degreasing bath booth with water, and a water supply booth 3 installed at one side of the trolley conveyor 1 A drying booth 4 for drying the components of the enclosure enclosed by the water washing booth 3, A first painting booth 5 installed at one side of the trolley 1 for primarily painting the surfaces of the components of the cabin of the distribution panel conveyed from the drying booth 4 and a second painting booth 5 for painting the surfaces of the trolley conveyor 1, A second painting booth 6 installed on one side of the first painting booth 5 for secondarily painting the surfaces of the components of the cabin of the cabin 1 transferred from the first painting booth 5, And a control driving unit (10) for controlling and driving the dust collecting unit (7), wherein the dust collecting unit (7) performs multi-stage filtering by collecting dust from dust air generated in the first painting booth .

2 is a sectional view taken along the line AA in Fig. 2, Fig. 4 is a sectional view taken along the line BB in Fig. 2, and Fig. Sectional view.

As shown in FIGS. 2 to 4, the dust collecting unit 7 of the painting system of the distribution panel enclosure having the multi-stage dust collecting function according to the embodiment of the present invention is configured such that the first painting booth 5 and the second painting booth 5, An inlet pipe 71 for transferring the compressed air generated in the two paint booths 6, and a discharge pipe 71 for circulating the compressed air introduced from the above-mentioned inlet pipe 71 to separate the dusts by centrifugal force, A main filter unit 73 disposed on the cyclone pipe 72 and being a primary filter for filtering dust in two stages from the compressed air, A first and a second gates 75a and 75b disposed inside the discharge pipe 74 for selectively passing compressed air therethrough; And connected to a first gate 75a And a secondary filter 75 connected to the second gate 75b for filtering the dust from the air having passed through the main filter 73 in three stages, An exhaust fan 76 installed inside the discharge pipe 74 and a combustion pipe 77 connected to the discharge pipe 74 and installed in the combustion pipe 77, A vibrating pack 79 installed on the outer surface of the cyclone tube 72 and a plurality of vibrating packs 79 installed on the inner surface of the cyclone tube 72, A dust collecting box 81 provided at the lower end of the cyclone pipe 72 and a nozzle unit 82 provided at an upper portion of the main filter unit 73, And a pneumatic pipe (83) connected to the nozzle unit (82).

The cyclone tube 72 is formed in a funnel shape that becomes narrower from the top to the bottom. The compressed air introduced through the inlet pipe 71 is spirally rotated along the inner surface of the cyclone tube 72 by the centrifugal force, And the particles fall downward.

A transparent window 77a is provided in the combustion tube 77 so that the operator can visually check whether the burner 78 is operating properly and whether the final combustion state of the dust is present.

Fig. 5 is a configuration diagram of a vibration pack 79 of a painting system of an ASSEMBLY with a multi-stage dust collecting function according to an embodiment of the present invention.

5, the structure of the vibration pack 79 of the painting system of the distribution panel enclosure having the multi-stage dust collecting function according to the embodiment of the present invention is provided in the lower part of the inside of the body 791 A coil 795 for generating a magnetic force in which a repulsive force and an attractive force periodically alternate with each other, a magnet 794 for vibrating in cooperation with the magnetic force of the coil 795, and a magnet 794 integrally formed with the magnet 794 A mass 793 for weighting the vibration of the magnet 794 and an elastic body 792 for elastically supporting the mass body 793 inside the body 791.

The vibration packs 79 may have a structure in which a plurality of the vibration packs 79 are installed at different positions on the outer surface of the cyclone pipe 72 as needed.

A plurality of scraping rollers 80 are installed at different positions on the inner surface of the cyclone pipe 72 as needed.

6A is a configuration diagram of a scraping roller of a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.

6A, the scraping roller 80 of the painting system of the distribution panel enclosure having the multi-stage dust collecting function according to an embodiment of the present invention includes a brush 802 on the outer peripheral surface of the cylindrical body 801, And a gear 803 for rotational driving is formed at one end of the cylindrical body 801. [

FIG. 6B is another configuration diagram of a scraping roller of a painting system of an electric distribution panel enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.

6B, the scraping roller 80 of the painting system of the distribution panel enclosure having the multi-stage dust collecting function according to an embodiment of the present invention includes a brush 802 on the outer circumferential surface of the cylindrical body 801, And a space 804 are arranged in a lattice pattern, and a gear 803 for rotational driving is formed at one end of the cylindrical body 801.

7 is a configuration diagram of a control driving unit of a coating system for an enclosure having a multi-stage dust collecting function of an electric power distribution board according to an embodiment of the present invention.

7, the configuration of the control driving unit 10 of the painting system of the distribution panel enclosure having the multi-stage dust collecting function according to the embodiment of the present invention is provided inside the cyclone pipe 72, A fine dust sensing part 11 for sensing the amount of dust contained in the air, a temperature sensing part 12 installed inside the cyclone tube 72 for sensing the temperature of the compressed air, When the amount of dust contained in the compressed air is larger than the reference value, the auxiliary filter portion 76b and the burner 78 are vibrated with vibration A controller 13 for operating the pack 89 and the scraping roller 80, an exhaust fan drive 14 for driving the exhaust fan 76 under the control of the controller 13, And drives the vibration pack 79 under the control of the controller 13 A roller driving unit 16 for driving the scraping roller 80 under the control of the controller 13 and a burner 78 according to the control of the controller 13, A first gate driver 18 for driving the first gate 75a under the control of the controller 13 and a second gate driver 18 for driving the controller 13 A second gate driving unit 19 for driving the second gate 75b and a compressor driving unit 20 for driving a compressor (not shown) under the control of the controller 13 described above.

The reference value of the constant temperature and the amount of dust is set by obtaining experimental data according to the external size of the cyclone tube 72.

FIG. 8 is an operation flowchart of a method of controlling a painting system of an electric distribution box enclosure having a multi-stage dust collecting function according to an embodiment of the present invention.

As shown in Fig. 8, the configuration of a method of controlling a painting system of an ASSEMBLY with a multi-stage dust collecting function according to an embodiment of the present invention includes a step S10 of starting an operation, (Step S20) of opening the bypass passage 76a by opening the first gate 75a and closing the second gate 75b to move the main filter section 73 which is the primary filter A step S30 of sensing the temperature of the air to be smoked, a step S40 of sensing the temperature of the smoldering air, a step S50 of determining whether the sensed temperature of the smoldering air is equal to or less than a predetermined value, (S60) of increasing the speed of the exhaust fan (76) when it is judged to be cold, a step (S70) of detecting the amount of dust contained in the air, and a step Determining whether the amount is greater than a reference value (S80), determining whether the amount (S90) of blowing dust accumulated on the inner surface of the cyclone pipe (72) by driving the vibration pack (79) when the amount of the dust is larger than the reference value, The first gate 75a is closed to close the bypass passage 76a and the second gate 75b is opened to remove the dust adhering to the inner surface of the auxiliary filter 72, A step S110 of operating the burner 76b, a step S120 of burning the dust by driving the burner 78, and a step S130 of ending the operation.

The functions of the painting system and the control method of the distribution panel enclosure having the multi-stage dust collecting function according to the embodiment of the present invention will be described below.

When components (not shown) of the switchgear cabinet are supplied to the degreasing cover booth 2 while being moved along the trolley conveyor 1 for painting, the alkaline degreasing agent is used in the degreasing cover booth 2, Which removes contaminants such as oil residues on the surface. In addition, a protective film is formed on the surface of the components of the cabinet of the switchgear using a ginseng salt coating agent such as manganese phosphate, zinc phosphate or iron phosphate. The alkali degreasing agent and the phosphate coating agent are mixed at a ratio of 6: 4 and sprayed on the surface of the cabinet component of the cabinet.

When the components of the cabinet outside the degreasing bath booth 2 are supplied to the watertop booth 3 along the trolley conveyor 1, the watertop booth 3 rinses the components of the cabinet enclosure using water.

When the components of the cabinet outside the wash booth 3 are supplied to the drying booth 4 along the trolley conveyor 1, the cabinet heaters are used to blow the components of the cabinet 3 from 180 to 15 Lt; / RTI > to 20 minutes.

When components of the cabinet outside the drying booth 4 are supplied to the first painting booth 5 along the trolley conveyor 1, the paint is sprayed onto the surface of the cabinet enclosure component in the first painting booth 5 The surfaces of the components of the cabinet of the switchgear are firstly painted.

When the components of the cabinet outside the first coating booth 5 are supplied to the second coating booth 6 along the trolley conveyor 1, paint is applied to the surface of the cabinet components of the cabinet in the second coating booth 6 By spraying, the surface of the cabinet components of the cabinet is secondarily painted.

In the first painting booth 5 and the second painting booth 6, dust is generated together with spraying chemical paint on the components of the cabinet. Since the dust is harmful to the human body, the dust collecting processor 7 ), And is subjected to a multistage filtering process.

The multistage filtering process of the dust collecting unit 7 is performed as follows.

The controller 13 of the control driving unit 10 controls the exhaust fan driving unit 14 to control the exhaust fan 14 so that the exhaust fan 11 is driven by the exhaust fan 11, (Step S20).

Next, the controller 13 of the control driver 10 controls the first gate driver 18 to open the first gate 75a to open the bypass passage 78a and control the second gate driver 19 And the second gate 75b is closed (S30).

The dust air introduced through the inflow pipe 71 is circulated along the inner surface of the cyclone pipe 72 while dust is separated by the centrifugal force to be filtered in one step and then passed through the main filter unit 73 as the primary filter And then exits the discharge pipe 74 through the bypass passage 78a.

The controller 13 of the control driving unit 10 obtains information about the temperature of the compressed air through the temperature sensing unit 12 installed in the cyclone pipe 72 at step S40, It is determined whether the temperature is equal to or less than a predetermined value at step S50. If it is determined that the temperature of the air is lower than the predetermined value, the exhaust fan drive unit 14 is controlled to accelerate the exhaust fan 76 at step S60.

Next, the controller 13 of the control driving unit 10 senses the amount of dust contained in the compressed air through the fine dust sensing unit 11 installed in the cyclone pipe 72 (S70) (S80). If the amount of the detected dust contained in the air is greater than the reference value, the vibration driving unit 15 is controlled to determine whether the detected amount of dust contained in the air is greater than the reference value The dust accumulated on the inner surface of the cyclone pipe 72 is blown off by driving the suction pipe 79 (S90). The controller 13 of the control driving unit 10 also controls the roller driving unit 16 to drive the scraping roller 80 so as to scrape dust adhering to the inner surface of the cyclone pipe 72 (S100) . Therefore, when the amount of detected dust contained in the air is large, the dust accumulated or attached to the inner surface of the cyclone tube 72 is removed by the vibration pack 79 and the scraping roller 80 So that dust can be removed more efficiently. The dust removed from the inner surface of the cyclone pipe 72 by the vibration pack 79 and the scraping roller 80 is collected in the dust collecting box 81 installed at the lower end of the cyclone pipe 72, The function of the cyclone tube 72 can be normally operated by removing the dust contained in the dust collecting box 81.

The controller 13 of the control driving unit 10 controls the first gate driving unit 18 to close the first gate 75a, The pass gate 76a is closed and the second gate 75b is opened to actuate the auxiliary filter portion 76b which is the secondary filter so that the air having passed through the main filter portion 73 passes through the auxiliary filter portion 76b And further discharged through a discharge pipe 74 (S110). The controller 13 of the control driving unit 10 controls the burner driving unit 17 to drive the burner 78 so that the dust contained in the air discharged through the discharge pipe 74 is finally burned, (S120), and the operation is terminated (S130).

Accordingly, dusts harmful to the human body generated in the course of coating the components of the power distribution board enclosure can be efficiently treated in multiple stages, thereby improving environmental pollution.

The controller 13 of the control driving section 10 controls the compressor driving section 20 to drive the compressor (not shown) so that the compressed air is supplied to the compressor 13 via the pneumatic pipe 83 The dust is adhered to the main filter portion 73 through the nozzle portion 82 so that the dust attached to the surface of the main filter portion 73 is removed so that the main filter portion 73 is cleaned so that the main filter portion 73 can exhibit its function .

1: trolley conveyor 2: skim coat booth
3: Wash booth 4: Dry booth
5: first paint booth 6: second paint booth
7: dust collecting processor 10:
11: fine dust sensing unit 12: temperature sensing unit
13: controller 14: exhaust fan driving section
15: Vibration driver 16: Roller driver
17: burner driving part 18: first gate driving part
19: second gate driver 20:
71: inlet pipe 72: cyclone pipe
73: main filter unit 74: discharge pipe
76: Exhaust fan 77: Combustion pipe
78: Burner 79: Vibration Pack
80: Scraping roller 81: Dust collecting box
82: Nozzle part 83: Pneumatic pipe

Claims (7)

A trolley conveyor for conveying the switchgear casing component,
A degreasing coating booth installed at one side of the trolley conveyor for removing contaminants on the surface of the switchgear casing components using an alkaline degreasing agent and forming a protective film on the surface of the switchgear casing components using a phosphate coating agent;
A washing booth installed at one side of the trolley conveyor for washing the components of the cabinet enclosure, which are transferred from the degreasing bath booth,
A drying booth installed at one side of the trolley conveyor for drying the components of the cabin enclosure conveyed from the washing booth,
A first painting booth installed on one side of the trolley conveyor for primarily painting the surfaces of the components of the cabinet of the cab of the switchboard conveyed from the drying booth,
A second painting booth installed on one side of the trolley conveyor for secondarily painting a surface of an enclosure component enclosed by the first painting booth;
A dust collecting unit for collecting dust and performing multi-stage filtering from the dust air generated in the first painting booth and the second painting booth,
And a control driver for controlling and driving the dust collecting unit,
The dust collecting unit includes an inlet pipe for transferring the compressed air generated in the first paint booth and the second paint booth, and a dust collecting unit for circulating the dust air introduced from the inlet pipe, separating the dust by a centrifugal force, A main filter unit installed at an upper portion of the cyclone tube and being a primary filter for filtering the dust from the compressed air in two stages; a main filter unit disposed at an upper portion of the cyclone pipe for discharging the compressed air discharged through the main filter unit; A bypass passage provided in the discharge pipe and connected to the first gate, a first gate and a second gate for selectively passing the compressed air through the discharge pipe, An auxiliary filter unit connected to the main filter unit and being a secondary filter for filtering the dust from the air passing through the main filter unit in three stages, A burner installed in the combustion tube and burning the dust in four stages, and a burner installed on the outer surface of the cyclone tube, A dust collecting box provided at the lower end of the cyclone tube; a nozzle unit provided at an upper portion of the main filter unit; And a pneumatic pipe connected to the nozzle unit,
The control driving unit may include a fine dust detecting unit installed inside the cyclone tube and sensing the amount of dust contained in the compressed air, a temperature sensor installed inside the cyclone tube for detecting the temperature of the compressed air, And when the amount of dust contained in the compressed air is larger than the reference value, the auxiliary filter unit, the burner, and the vibration pack screen An exhaust fan driving unit for driving the exhaust fan under the control of the controller; a first gate driver for driving the first gate under the control of the controller; A second gate driver for driving the second gate in accordance with the control of the controller, A vibration driving unit for driving the vibration pack under the control of the controller, a roller driving unit for driving the scraping roller under the control of the controller, and a compressor driven by the controller, And a compressor driving unit for driving the compressor,
The vibration pack includes a coil for generating a magnetic force that is periodically alternated between a repulsive force and a pulling force, and a magnet that vibrates in response to a magnetic force of the coil, A mass body integrally formed for weighting the vibration of the magnet and an elastic body for elastically supporting the mass body inside the body,
The scraping roller has a brush and a space formed in a lattice pattern on the outer circumferential surface of the cylindrical body, a gear for rotational driving is formed at one end of the cylindrical body,
Wherein a transparent window is provided in the combustion tube to allow the operator to visually check whether the burner is operating properly and whether the final combustion state of the dust is present.
delete delete delete delete delete A trolley conveyor for conveying the components of the cabinet of the switchgear, and an alkaline degreasing agent installed on one side of the trolley conveyor to remove contaminants on the surface of the cabinet components of the cabinet, A water cleaning booth installed at one side of the trolley conveyor to wash out the components of the cabinet enclosure that is conveyed from the degreasing bath booth, and a watertight booth installed at one side of the trolley conveyor A trolley conveyor which is installed at one side of the trolley conveyor and which primarily carries the surfaces of the components of the cabinet of the cabin of the switchboard conveyed from the drying booth, A first painting booth for processing A second paint booth installed on one side of a trolley conveyor for secondarily painting the surfaces of the components of the cab of the distribution panel conveyed from the first paint booth and a second paint booth installed on the first paint booth and the second paint booth A dust collecting section for collecting dust from the generated dust air to perform multi-stage filtering, and a control driving section for controlling and driving the dust collecting section,
The dust collecting unit includes an inlet pipe for transferring the compressed air generated in the first paint booth and the second paint booth, and a dust collecting unit for circulating the dust air introduced from the inlet pipe, separating the dust by a centrifugal force, A main filter unit installed at an upper portion of the cyclone tube and being a primary filter for filtering the dust from the compressed air in two stages; a main filter unit disposed at an upper portion of the cyclone pipe for discharging the compressed air discharged through the main filter unit; A bypass passage provided in the discharge pipe and connected to the first gate, a first gate and a second gate for selectively passing the compressed air through the discharge pipe, An auxiliary filter unit connected to the main filter unit and being a secondary filter for filtering the dust from the air passing through the main filter unit in three stages, A burner installed in the combustion tube and burning the dust in four stages, and a burner installed on the outer surface of the cyclone tube, A dust collecting box provided at the lower end of the cyclone tube; a nozzle unit provided at an upper portion of the main filter unit; And a pneumatic pipe connected to the nozzle unit,
Driving the exhaust fan at a basic speed when the compressed air flows into the cyclone pipe from the inflow pipe,
Opening the bypass to open the first gate and closing the second gate to actuate the main filter, which is a primary filter,
A step of detecting the temperature of the exhaust air and accelerating the exhaust fan when it is determined that the temperature of the exhaust air is cold,
Detecting the amount of dust contained in the dust air and driving the vibration pack to remove dust accumulated on the inner surface of the cyclone tube when the amount of dust is larger than a reference value;
Scraping dust adhering to the inner surface of the cyclone tube by driving the scraping roller,
Closing the first gate to close the bypass passage and opening the second gate to operate the auxiliary filter section, which is a secondary filter,
And burning dust contained in the compressed air that has been subjected to the multi-stage purification process by driving the burner. The method of controlling a painting system of a distribution panel enclosure having a multi-stage dust collection function.



KR1020150176481A 2015-12-11 2015-12-11 Coating System for switchgear enclosure and control method thereof KR101661865B1 (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101730060B1 (en) * 2016-10-27 2017-04-25 (주)재원산업기계 Varnish coating device for pipe
CN111060432A (en) * 2020-01-10 2020-04-24 常熟市易安达电器有限公司 Dust sensor with self-cleaning effect
KR102167754B1 (en) * 2020-07-02 2020-10-19 윤경상 Automatic manufacturing system of automatic control equipment and switchboard
CN112090615A (en) * 2020-09-21 2020-12-18 朱林辉 Electrical cabinet surface treatment system
CN112246575A (en) * 2020-11-27 2021-01-22 上犹县广兴木业有限公司 Furniture lacquering rear surface drying equipment
CN112337714A (en) * 2020-10-31 2021-02-09 湖南省虹宇碳素新材料有限公司 Carbon element goods production and processing is with mechanism of spraying paint
CN112844900A (en) * 2020-12-30 2021-05-28 台州禾墨装饰设计有限公司 Valve paint spraying device
CN116914573A (en) * 2023-07-03 2023-10-20 中韶电气股份有限公司 Transformer substation

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JP2000262931A (en) * 1999-03-23 2000-09-26 Nippon Paint Co Ltd Powder coating device
KR100789908B1 (en) * 2007-01-31 2008-01-02 주식회사금성산업 Painting apparatus for square can
KR100959507B1 (en) 2009-12-23 2010-05-27 한국희 Coating apparatus and electro-static spray coating method by using as the same

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JP2000262931A (en) * 1999-03-23 2000-09-26 Nippon Paint Co Ltd Powder coating device
KR100789908B1 (en) * 2007-01-31 2008-01-02 주식회사금성산업 Painting apparatus for square can
KR100959507B1 (en) 2009-12-23 2010-05-27 한국희 Coating apparatus and electro-static spray coating method by using as the same

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101730060B1 (en) * 2016-10-27 2017-04-25 (주)재원산업기계 Varnish coating device for pipe
CN111060432A (en) * 2020-01-10 2020-04-24 常熟市易安达电器有限公司 Dust sensor with self-cleaning effect
KR102167754B1 (en) * 2020-07-02 2020-10-19 윤경상 Automatic manufacturing system of automatic control equipment and switchboard
CN112090615A (en) * 2020-09-21 2020-12-18 朱林辉 Electrical cabinet surface treatment system
CN112337714A (en) * 2020-10-31 2021-02-09 湖南省虹宇碳素新材料有限公司 Carbon element goods production and processing is with mechanism of spraying paint
CN112246575A (en) * 2020-11-27 2021-01-22 上犹县广兴木业有限公司 Furniture lacquering rear surface drying equipment
CN112844900A (en) * 2020-12-30 2021-05-28 台州禾墨装饰设计有限公司 Valve paint spraying device
CN116914573A (en) * 2023-07-03 2023-10-20 中韶电气股份有限公司 Transformer substation
CN116914573B (en) * 2023-07-03 2024-02-23 中韶电气股份有限公司 Transformer substation

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