KR20160014996A - Apparstus for testing against pollution of steel - Google Patents

Abstract

Provided in the present invention is an apparatus to test stain resistance of a material, comprising: a main body unit; a storing unit provided in the main body unit, storing polluted fluid and cleaning fluid independently therein; a stain resistance testing unit provided in the main body unit, and a material placed therein; and a spraying unit which sprays the polluting fluid and the cleaning fluid sequentially from the storing unit to the material.

Description

FIELD OF THE INVENTION [0001]

TECHNICAL FIELD The present invention relates to a pollution evaluating apparatus for a material, and more particularly to a pollution evaluating apparatus for a material capable of evaluating pollution resistance of a work.

Generally, in order to directly evaluate the pollution resistance of the color steel sheet from air pollution, color steel plates are installed in various places such as industrial complex, coastal area, and urban area in consideration of climate and environment.

That is, when the color steel sheet is exposed to air, the degree of contamination of the surface of the color steel sheet is evaluated by temperature, humidity, rain, sunlight, wind, and air pollutants.

Such an evaluation method is limited in place and space when a color steel plate for outdoor exposure test is installed, and evaluation time is delayed.

A prior art related to the present invention is Korean Patent Laid-Open Publication No. 10-2010-0106092 (published on October 01, 2010).

An object of the present invention is to provide a pollution evaluating apparatus for a material capable of evaluating pollution resistance of a material by spraying pollution material to the material and cleaning the pollution material.

In a preferred aspect, the present invention provides a device comprising: a body portion; A storage unit provided in the main body and storing a pollutant and a cleaning liquid independently; A pollution evaluation unit provided in the main body and on which a material is seated; And a jetting portion for jetting the contaminated liquid and the cleaning liquid from the storage portion sequentially to the material.

It is preferable that the contaminated liquid sprayed on the material and the residual liquid remaining from the cleaning liquid are recycled from the contamination evaluation portion to the storage portion by the circulation portion.

The storage unit may include a first chamber in which a predetermined amount of the contaminated liquid is stored, a second chamber in which the cleaning liquid is stored, a second chamber disposed in the first chamber and the second chamber, It is preferable to provide a pair of stirrers.

Wherein the contamination evaluation portion includes an evaluation chamber having an internal space formed therein and having a fixing member for fixing the material to a bottom portion of the internal space and an evaluation chamber provided inside the evaluation chamber so as to surround the material, And a plurality of injection pipes for independently spraying the polluting liquid and the cleaning liquid toward the workpiece.

Wherein the fixing member includes a base provided at a bottom portion of the evaluation chamber and having a plurality of fixing grooves formed at an interval and having an oblique slope and a lower end sandwiched between the plurality of fixing grooves, And a holder for supporting and fixing one surface of the material.

The plurality of injection pipes include a first injection pipe having a plurality of first injection holes for injecting the polluted liquid and a second injection pipe having a plurality of second injection holes for injecting the cleaning liquid.

Both ends of the first injection pipe and the second injection pipe are installed so as to be vertically rotatable on the inner wall of the evaluation chamber.

The first injection pipe and the second injection pipe can be vertically adjusted in position by driving the rotary motor.

INDUSTRIAL APPLICABILITY The present invention has the effect of evaluating staining resistance by separating a cleaning solution and a polluting liquid which are general solutions, and injecting them into a material.

Further, the present invention has the effect of evaluating the stain resistance against temperature by variably controlling the temperature of the contaminated liquid and the cleaning liquid in each chamber.

Further, the present invention has an effect that it is possible to easily disperse the internal contaminants in the chamber by spraying the contaminating liquid and the cleaning liquid to the material.

Further, the present invention has an effect that it is possible to easily arrange and adjust the angle of the workpiece as the test piece.

Further, the present invention has an effect that the reliability of the stain resistance evaluation can be improved by actively adjusting the injection position of the contaminated liquid and the cleaning liquid by confirming the stationary state of the material.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a view showing the constitution of a material pollution evaluation apparatus of the present invention. Fig.
2 is a view showing a storage unit according to the present invention.
3 is a view showing a pollution evaluation unit according to the present invention.
Fig. 4 is another view showing the contamination evaluation unit according to the present invention. Fig.
5 is a view showing a spray pipe according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a material pollution evaluation apparatus of the present invention will be described with reference to the accompanying drawings.

2 is a view showing a storage unit according to the present invention. FIG. 3 is a view showing a pollution evaluating unit according to the present invention, and FIG. 4 is a view showing a pollution evaluating unit according to the present invention. Fig. 6 is another view showing the pollution evaluating unit according to the invention. Fig.

1 and 2, a pollution evaluating apparatus for a material according to the present invention includes a main body 100, a storage 200, an internal pollution evaluating unit 300, and a spraying unit 400.

The storage unit 200 includes a first chamber 210 partitioned from the first chamber 210, a second chamber 220, and an agitator 230.

A predetermined amount of the polluted liquid is stored in the first chamber 210.

A certain amount of cleaning liquid is stored in the second chamber 220.

The stirrer 230 includes a motor 233, a shaft 232 coupled to the motor 233 and a stirring blade 231 installed at an end of the shaft 232.

One of the stirrers 230 is installed inside the first chamber 210 to stir the contaminant 1 and the other is installed inside the second chamber 220 to supply a cleaning liquid 2) is stirred.

A water level sensor 240 is installed at a predetermined position in the first chamber 210 and the second chamber 220, respectively.

The level sensor 240 transmits a signal to the controller 250 when the pollutant 1 or the cleaning liquid 2 reaches a preset level and the controller 250 controls the level of the pollutant 1 Or the cleaning liquid 2 can be supplied or discharged.

The supply and discharge of the contaminated liquid 1 can be performed by a separate feeder (not shown) and an ejector (not shown).

The pollution evaluation unit 300 includes an evaluation chamber 310 in which an internal space is formed and a plurality of injection pipes 320.

The evaluation chamber 310 has an inner space and a fixing member 330 for fixing the material 10 to the bottom of the inner space.

The fixing member 330 is installed at the bottom of the evaluation chamber 310 and includes a base 331 on which a plurality of fixing grooves 332 are formed to be spaced and obliquely inclined, And a groove 333 sandwiched between any one of the grooves 332 and having an upper end for supporting and fixing one surface of the material 10.

The plurality of injection pipes 320 are installed in the evaluation chamber 310 so as to surround the material 10 so that the contaminated liquid 1 and the cleaning liquid 2) to the material (10) independently.

The plurality of injection pipes 320 may include a first injection pipe 321 having a plurality of first injection holes for injecting the polluted liquid 1 and a plurality of second injection holes for injecting the cleaning liquid 2 And a second injection pipe 322 having a second injection pipe 322.

The first injection pipe 321 is connected to the first chamber 210 through a first injection path 410.

A first supply pump 420 for supplying the polluted liquid 1 from the first chamber 210 to the first injection pipe 321 is installed on the first injection path 410. [

The second injection pipe 322 is connected to the second chamber 220 through a second injection path 430.

A second supply pump 440 for supplying the cleaning liquid 2 from the second chamber 220 to the second injection pipe 322 is installed on the second injection path 430.

Meanwhile, the evaluation chamber 310 is connected to the storage unit 600.

A connection hole 311 is formed at the bottom of the evaluation chamber 310 to connect to the storage unit 600.

Residual liquid remaining after evaluation of contamination in the evaluation chamber 310 flows into the storage unit 600 through the connection hole 311 and is stored.

At this time, although not shown in the drawing, a filter for separating the polluted liquid 1 and the cleaning liquid 2 may be further provided inside the storage unit 600. [

Accordingly, two spaces are formed in the storage unit 600 in which the separated pollutant and the cleaning liquid are separately stored.

The first circulation channel 510 is connected to the first chamber 210 and the storage unit 600 is connected to the first circulation channel 510. A first circulation pump 520 is installed on the first circulation channel 510 to remove residual pollutants And recycled to the first chamber 210.

A second circulation pump 540 is installed on the second circulation flow channel 530 to supply the remaining cleaning liquid to the second chamber 220 through the second circulation channel 530 2 chamber (220).

Here, the first circulation passage 510 and the second circulation passage 530 are connected to the corresponding space.

The first and second supply pumps 420 and 440 and the first and second circulation pumps 520 and 540 are driven by a control signal of the controller 250.

Referring to the above configuration, the color steel sheet material 10 is fitted into the fixing groove 332 of the fixing member 330 and is fixed by the mount 333.

The controller 250 drives the stirrer 230 to stir the contaminated liquid and the cleaning liquid in the first and second chambers 210 and 220.

By stirring, foreign matters existing in the contaminated liquid are collected, and the like.

The controller 250 sequentially drives the first and second supply pumps 420 and 440.

Therefore, the contaminated liquid stored in the first chamber 210 is injected into the material 10 disposed inside the evaluation chamber 310 through the first injection pipe 321.

As a result, the surface of the work 10 can be contaminated.

The cleaning liquid stored in the second chamber 220 is injected into the material 10 disposed inside the evaluation chamber 310 through the second injection pipe 322.

Thus, the contaminated surface of the workpiece 10 can be cleaned.

Then, an image for the workpiece 10 is acquired inside the evaluation chamber 310 by using a camera (not shown) and transmitted to the controller 250.

The controller 250 compares the acquired image with a reference image having an image for the material 10 that constitutes a reference for setting the degree of contamination, and determines the degree of contamination.

In addition, the residual liquid having the contaminated liquid and the cleaning liquid sprayed at the time of evaluating the contamination resistance flows into the storage portion 600 through the connection hole 311 and is stored.

In the storage unit 600, the contaminated liquid and the cleaning liquid are separated into respective spaces through separate filters.

The controller 250 drives the first and second circulation pumps 520 and 540.

The polluted liquid is recycled to the first chamber 210 through the first circulation channel 510 and the cleaning liquid is recycled to the second chamber 220 through the second circulation channel 530 .

5, the first injection pipe 321 or the second injection pipe 322 according to the present invention may have a rotation end H at both ends thereof and may be installed inside the evaluation chamber 310 have.

The rotation end H of the first injection pipe 321 or the second injection pipe 322 is connected to the rotation motor 340 and can be rotated up and down by driving the rotation motor 340.

Therefore, the position of injection of the contaminated liquid or the cleaning liquid can be adjusted.

In the present invention, a camera (not shown) is used to acquire the image acquisition of the material 10 placed on the fixing member 330, and the controller 250 can calculate the placement angle through the acquired image.

Accordingly, the controller 250 drives the rotation motor 340 as described above so that the contaminated liquid or the cleaning liquid is sprayed onto the outer surface of the workpiece 10 according to the arrangement angle, so that the injection positions of the first and second injection pipes 321 and 322 are actively .

In addition, the controller 250 may swing the first and second injection pipes 321 and 322 up and down using the rotation motor 340 so that the polluted liquid or the cleaning liquid is swung.

Through the above-described constitution and operation, the embodiment according to the present invention can separate the cleaning solution and the polluting liquid, which are general solutions, and spray the same on the material to evaluate the stain resistance.

In addition, the embodiment according to the present invention can variably adjust the temperature of the contaminated liquid and the cleaning liquid in each chamber to evaluate the stain resistance against temperature.

Further, the embodiment according to the present invention can disperse the internal contaminants in the chamber easily by spraying the contaminating liquid and the cleaning liquid to the material.

In addition, the embodiment according to the present invention can easily arrange the angle of the workpiece as the test piece.

In addition, the embodiment according to the present invention can improve the reliability of the stain resistance evaluation by actively adjusting the injection position of the polluting liquid and the cleaning liquid by confirming the stationary state of the material.

Although specific embodiments of the material pollution evaluating apparatus of the present invention have been described, it is apparent that various modifications can be made without departing from the scope of the present invention.

Therefore, the scope of the present invention should not be limited to the above-described embodiments, but should be determined by the scope of the appended claims and equivalents thereof.

It is to be understood that the foregoing embodiments are illustrative and not restrictive in all respects and that the scope of the present invention is indicated by the appended claims rather than the foregoing description, It is intended that all changes and modifications derived from the equivalent concept be included within the scope of the present invention.

100:
200:
210: first chamber
220: second chamber
230: stirrer
300:
400:
500: circulation part

Claims (6)

A body portion;
A storage unit provided in the main body and storing the contaminated liquid and the cleaning liquid independently;
A contamination evaluation unit provided on the main body and on which a material is seated;
And a jetting section for jetting the contaminated liquid and the cleaning liquid from the storage section to the material sequentially.
The method according to claim 1,
The contaminated liquid sprayed onto the workpiece and the residual liquid remaining from the cleaning liquid,
And the circulation unit recirculates the contamination evaluation unit to the storage unit.
The method according to claim 1,
Wherein,
A first chamber in which a predetermined amount of the polluted liquid is stored,
A second chamber in which the cleaning liquid is stored,
And a pair of agitators disposed in the first chamber and the second chamber for agitating the polluting liquid and the cleaning liquid.
The method according to claim 1,
The contamination evaluation unit may include:
An evaluation chamber having an inner space formed therein and having a fixing member for fixing the material to the bottom of the inner space;
And a plurality of injection pipes installed to surround the material inside the evaluation chamber and spraying the polluting liquid and the cleaning liquid sprayed by the spraying unit toward the material independently. Pollution assessment device.
The method according to claim 1,
Wherein:
A base provided at the bottom of the evaluation chamber and having a plurality of fixing grooves formed at an interval and having an oblique slope,
And a lower end fixed to one of the plurality of fixing grooves and having an upper end supporting and fixing one surface of the material.
5. The method of claim 4,
Wherein the plurality of injection pipes comprise:
A first injection pipe having a plurality of first injection holes for injecting the polluted liquid,
And a second injection pipe having a plurality of second injection holes for spraying the cleaning liquid,
Both ends of the first injection pipe and the second injection pipe are installed to be rotatable up and down on the inner wall of the evaluation chamber,
Wherein the first injection pipe and the second injection pipe are vertically adjusted in position by driving a rotary motor.

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