KR101619463B1 - Washing Remediation Equipment Of Relocatable And Loadable A Vehicle For Contaminated Soil - Google Patents

Abstract

The present invention relates to an apparatus for washing and purifying contaminated soil mounted to a moving vehicle. The apparatus of the present invention comprises: a first purification line (100) which selects contaminated soil having a particle size smaller than or equal to a first particle size to wash the same, and selects fine soil having a particle size smaller than or equal to a second particle size from the contaminated soil; a second purification line (200) which receives the fine soil and contaminated water from the first purification line (100) to dehydrate the fine soil, and to neutralize the contaminated water into pure water; a fixed base (310) connected to a vehicle to mount the first and second purification lines (100, 200); moving bases (320) which are connected to both sides of the fixed base (310) in parallel to be folded, and movable along the longitudinal direction of the fixed base (310); and pallets (311) coupled to an upper surface of the fixed base (310) by being slid. Accordingly, the apparatus for washing and purifying contaminated soil mounted on a moving vehicle: simplifies processes for each step by easily varying the locations of each component of the first and second purification lines according to the particle size of the contaminated soil and contamination status; and facilitates maintenance by easily separating a malfunctioning device if malfunction occurs in devices composing the first and second purification lines.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a contaminated soil cleaning apparatus,

The present invention relates to a contaminated soil washing and purifying apparatus for loading a moving vehicle, and more particularly, to a method and apparatus for cleaning a contaminated soil, The present invention relates to a contaminated soil cleaning purifier for mounting on a moving vehicle having a structure that can simplify and simplify maintenance by easily separating a first purifier line and a second purifier line in the case of a malfunction.

Generally, as a result of the rapid increase of oil consumption due to industrialization and the development of various kinds of organic synthetic materials and the use amount thereof is continuously increased, these materials are produced by natural phenomena due to accidents or deliberate discharges in production, transportation, Has been causing serious environmental pollution due to leakage into the environment. Therefore, recently, there is an urgent need to develop a technique for restoration of contaminated soil and groundwater.

Contaminated soil cleaners generally use appropriate detergents to weaken the surface tension of harmful organic contaminants attached to soil particles or to convert heavy metals into liquid form to separate and treat harmful organic contaminants and heavy metals from soil particles do.

In addition, there is a possibility that leakage of stored matter from factories or storage facilities handling petroleum storage facilities such as petrol stations, petroleum refineries, petrochemical plants, etc., or organic chemical facilities, or leakage of contents due to cracks in installation structures, In order to recover contaminated soil, organic pollutants should be disposed of in the basement with the purification facilities in place, or excavated from underground contaminated soil and then physically or chemically treated at the site or at any location. Be biologically cleansed.

Pollutants to be mainstreamed in contaminated soil remediation systems include quasi-volatile organic compounds, oil pollutants, heavy metals, and radioactive contaminants, and may also be applied to certain volatile organic compounds and pesticides.

It is also possible to recover heavy metals from the wash water after the contaminated soil washing has been completed and to remove a wide range of organic and inorganic contaminants.

However, such contaminated soil remediation apparatuses have a problem in that their mobility is degraded because they require large facilities to be installed.

As a result of such a problem, "contaminated soil washing and sorting device mounted on a vehicle (Patent Registration No. 0987198)" was filed and registered.

However, this prior art has a problem in that all the mounted devices must be operated even when the size of the contaminated soil is small or the polluted condition is good because the mounted components are fixed.

As a result, the cleaning efficiency of the contaminated soil is very low and the facility operation cost is increased.

Further, when the mounted device is malfunctioned or damaged, it is very difficult to separate the device.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is a first object of the present invention to provide a cleaning method and a soil cleaning method, So that it is possible to simplify the process.

A second object of the present invention is to provide a cleaning apparatus for cleaning a contaminated soil for mounting on a moving vehicle, which can easily separate the first clean line and the second clean line in case of malfunction, .

According to an aspect of the present invention, there is provided a cleaning apparatus for cleaning a contaminated soil for mounting a moving vehicle, comprising: a cleaning unit for cleaning and cleaning contaminated soil below a first particle size, A second purifying line for receiving fine soil and contaminated water from the first purifying line to dehydrate the micro-soil, and neutralizing contaminated water with fresh water; A movable base connected horizontally to both sides of the fixed base and movable along the longitudinal direction of the fixed base; a fixed base connected to the vehicle so as to mount the first and second purified lines; And a pallet slidably coupled to an upper surface of the fixed base, wherein the first purifying line includes a dry vibration discriminator, a cleaning tank, a hydrocyclone, and a wet dehydrator, Wherein at least one of the first concentrator, the second concentrator, and the filter press are sequentially disposed, and the respective components of the first purge line and the second purge line are seated on the pallet, Or moving the soil to the moving base so as to simply change the cleaning process or the separation process of the contaminated soil.

A second invention is characterized in that, in the first invention, the pallet is further provided with a sliding pad on its bottom surface for smooth movement.

According to a third aspect of the present invention, in the first aspect of the present invention, each of the moving bases is configured to be screwed to a conveying screw coupled to the fixing base, and to be automatically moved along the longitudinal direction of the fixing base.

A fourth invention is characterized in that, in the first invention, the moving base is divided into two, and each separation surface is hinged to a hinge so as to be foldable.

According to the contaminated soil cleaning apparatus for moving vehicles mounted on a moving vehicle according to the present invention, the position of each component of the first purifying line and the second purifying line can be easily changed according to the particle size and contamination state of the contaminated soil, It is possible to reduce the facility operation cost and also to wash a large amount of contaminated soil in a short time.

Also, since the first purifying line and the second purifying line can be easily separated from each other, it is possible to easily separate the first purifying line and the second purifying line when maintenance is difficult.

1 is a perspective view of a contaminated soil cleaning apparatus for a moving vehicle according to the present invention,
FIG. 2 is a perspective view showing the fixed base, the moving base, and the pallet extracted in FIG. 1;
Fig. 3 is an operation diagram of a moving base and a supporting frame folded on the fixed base,
Fig. 4 is a plan view of Fig. 1,
FIG. 5 and FIG. 6 are conceptual diagrams showing the variable of the first purifying line in FIG. 4,
FIGS. 7 and 8 are conceptual diagrams showing the variable of the second purifying line in FIG.

While the present invention has been described in connection with certain exemplary embodiments, 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. It should be understood, however, that the invention is not intended to be limited to the particular embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

In the following description of the present invention, detailed description of known related arts will be omitted when it is determined that the gist of the present invention may be unnecessarily obscured.

Also, in this specification, when an element is referred to as being "coupled "," connected ", or "connected" with another element, the element is directly connected to the other element, Or may be directly bonded, but it should be understood that, unless otherwise specifically contradictory, there may be intervening, interlinked, or connected via another element in the middle.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a contaminated soil cleaning apparatus for a moving vehicle according to the present invention will be described in detail with reference to the accompanying drawings.

2 is a perspective view showing a fixed base, a moving base, and a pallet extracted in FIG. 1, and FIG. 3 is a perspective view of the contaminated soil washing and purifying apparatus for a moving vehicle according to the present invention, Fig. 4 is a plan view of Fig. 1; Fig.

As shown in FIGS. 1 to 4, according to the present invention, the position of each component of the first purifying line 100 and the second purifying line 200 can be easily changed according to the particle size and contamination state of the contaminated soil, A contaminated soil washing for mounting a moving vehicle having a structure which can simplify the operation of the first purification line 100 and can easily separate the first purification line 100 and the second purification line 200 in case of malfunction, And a purifier.

The contaminated soil washing and purifying apparatus for moving a moving vehicle comprises five parts: a first purifying line 100, a second purifying line 200, a fixing base 310, a moving base 320, And a pallet 311.

The first purging line 100 selectively cleanes polluted soil below the first particle size, and further includes a dry vibration discriminator 110, a cleaning tank (not shown) 120, a hydrocyclone 130, and a wet type dehydrator 140 are sequentially arranged.

The second purging line 200 receives fine soil and polluted water from the first purging line 100 to dehydrate the micro-soil and neutralize polluted water with fresh water. The centrifugal separator 210 A first thickener 220, a settling tank 230, a neutralization tank 240, a second thickener 250, and a filter press 260 are sequentially arranged.

The fixed base 310 is connected to the vehicle 300 so as to mount the first and second purification lines 100 and 200.

The movable base 320 is horizontally connected to both sides of the fixed base 310 and is movable along the longitudinal direction of the fixed base 310.

The moving base 320 described above is divided into two, and each separation surface is hinged by a hinge 321 so as to be upwardly foldable.

Since the movable base 320 is vertically foldable on both sides of the fixed base 310, when the vehicle moves, the respective components of the first and second purging lines 100 and 200 are fixed to the fixed base 310 310).

Each of the moving bases 320 is screwed to a conveying screw 330 fixed to the fixing base 310 to be automatically moved along the longitudinal direction of the fixing base 310.

In addition, the moving base 320 may further include a supporting base 322 supported on the ground so that the moving base 320 can be formed in the same horizontal plane as the fixed base 310 when it is unfolded.

The pallet 311 is configured to be slidably coupled to the upper surface of the fixed base 310.

The pallet 311 is for changing the position of each component of the first purifying line 100 and the second purifying line 200. The sliding pad 312 is mounted on the bottom surface of the pallet 311, 310 in order to facilitate a smooth movement.

Accordingly, when the particle size of the contaminated soil is equal to or less than the first particle size (0.2 mm), the moving base 320 is spread horizontally with respect to the fixed base 310, The dehydration separator 140 and the dry vibration discriminator 110 are simultaneously moved to the moving base 320 or one of them is moved to the moving base 320 to remove the contaminated soil separation process of the first purifying line, It can be configured simply.

The second purifying line 200 is connected to the centrifugal separator 210 or the second concentrator 250 which is connected to the first purifier 220 according to the particle size of the fine soil flowing in the first purifier line 100, The process of separating the fine soil of the second purification line 200 can be simplified by moving the press 260 to the moving base 320 through the pallet 311.

Hereinafter, the respective components of the first purifying line and the second purifying line will be briefly described.

The function of each component of the first purifying line is as follows.

The dry vibration discriminator 110 separates the contaminated soil to a first particle size (0.2 mm or less), which is supplied through the hopper, and performs screening.

At this time, the contaminated soil below the first particle size may be re-supplied to the dry vibration discriminator 110 through the pulverizing process.

The cleaning tank 120 receives the contaminated soil of the first particle size or less separated from the dry vibration discriminator 110, and cleans the soil by using washing water and a heavy metal treating agent.

The wet type dehydrator 140 functions to separate the purified soil and the polluted water below the first particle size, which have been washed in the washing tank 120, to a predetermined second particle size (0.1 mm) or less.

The hydrocyclone 130 is supplied with the fine soil and the polluted water below the second particle size selected by the wet dehydrator 140 and supplies the purified soil below the first particle size to the wet type dehydrator 140 by the centrifugal force The fine soil below the second particle size and the polluted water function to separate by centrifugal force.

The functions of the respective components of the second purifying line are as follows.

The neutralization tank 240 functions to convert caustic soda into neutral water by neutralizing the contaminated water by the chemical reaction and changing it into fresh water.

Each of the sedimentation tanks 230 receives fine soil and fresh water from the neutralization tank 240 and precipitates fine soil using a polymer flocculant.

Each of the settling tanks 230 may be installed at least two so that fine soil and clear water can flow over the troughs. In the embodiment of the present invention, four are provided.

Accordingly, each of the sedimentation tanks 230 can continuously separate fine soil and fresh water having small particle sizes so that contaminated fine soil having a third particle size (0.075) or less can be separated from the last two sedimentation tanks 230.

At this time, fresh water of the last settling tank 230 may be supplied again to the washing tank 120 through a bypass pipe (not shown).

The first thickener 220 serves to concentrate and supply the aggregated fine soil below the second particle size.

The second concentrating tank 250 functions to concentrate and supply the contaminated fine soil below the third grain size.

The centrifugal separator 210 functions to remove fine soil from the first concentrating tank 220.

The filter press 260 filters the contaminated fine soil from the second concentration tank 250 and performs a disposal process.

FIGS. 5 and 6 are conceptual diagrams showing the variable of the first purge line in FIG. 4, and FIGS. 7 and 8 are conceptual diagrams showing the variable of the second purge line in FIG.

5, when the particle size of the contaminated soil is equal to or smaller than the first particle size (0.2 mm), the moving base 320 is spread horizontally with respect to the fixed base 310 and the constitution of the first purifying line 100 through the pallet 311 And the dry vibration discriminator 110 among the elements can be moved to the moving base.

At this time, a slip plate (not shown) or a conveyor (not shown) may be disposed at the position of the dry vibration discriminator 110 so that the contaminated soil is put into the washing tank 120.

Accordingly, since the step of separating the contaminated soil is omitted, the cleaning process of the contaminated soil of the first purification line 100 can be simplified, and energy can be saved, and the effect of increasing the amount of washing of contaminated soil have.

6, when the particle size of the contaminated soil is equal to or smaller than the first particle size (0.2 mm), the dry vibration discriminator 110 and the wet type dehydrator 140 can be moved to the moving base 320. [

Since the first purifying line 100 is composed of the washing tank 120 and the hydrocyclone 130, the cleaning process of the first purifying line 100 can be further simplified.

As shown in FIG. 7, the second purifying line 200 includes a second thickener 250 and a filter press 260 as a moving base 320, Can be moved and configured.

8, the second purifying line 200 includes a first concentrating tank 220 and a centrifugal separator 210 among the constituent elements and a moving base 320, as shown in FIG. 8, when the following fine soil of the second grain size is highly contaminated. As shown in Fig.

Therefore, according to the present invention, the position of each component of the first purifying line 100 and the second purifying line 200 can be easily changed according to the particle size and contamination state of the contaminated soil so that the stepwise process can be simplified, In case malfunction of the purifying line 100 and the equipment constituting the second purifying line 200, there is a feature that it can be easily separated to facilitate maintenance.

 Although the present invention has been described in connection with the preferred embodiments mentioned above, various other modifications and variations will be possible without departing from the spirit and scope of the invention. It is, therefore, to be understood that the appended claims are intended to cover such modifications and changes as fall within the true scope of the invention

100: first purifying line 110: dry vibration discriminator 120: washing tank
130: Hydrocyclone 140: Wet type dehydrator
200: second purifying line 210: centrifuge 220: first concentrating tank
230: settling tank 240: neutralization tank
250: second thickener 260: filter press
300: vehicle 310: stationary base 311: pallet
312: sliding pad 320: moving base
321: HINGE 322: SUPPORT
330: Feed screw

Claims (4)

A first purifying line (100) for sorting and washing polluted soil below the first particle size, and selecting fine soil below the second particle size among the contaminated soil;
A second purifying line (200) for supplying deionized water to the micro soil and neutralizing the contaminated water with fresh water by receiving the micro soil and the contaminated water in the first purifying line (100);
A fixed base 310 connected to the vehicle for mounting the first purifying line 100 and the second purifying line 200;
A movable base 320 horizontally connected to both sides of the fixed base 310 and movable along the longitudinal direction of the fixed base 310; And
And a pallet 311 slidably coupled to an upper surface of the fixed base 310,
The first purifying line 100 includes a dry vibration discriminator 110, a washing tank 120, a hydrocyclone 130 and a wet type dehydrator 140,
The second purifying line 200 includes a centrifugal separator 210, a first concentrating tank 220, a plurality of sedimenting tank 230, a second concentrating tank 250 and a filter press 260 in sequence ,
The components of the first purifying line 100 and the second purifying line 200 may be placed on the pallet 311 to change their positions or may be moved to the moving base 320, Wherein the control unit is configured to be able to simply change the contaminated soil cleaning purifier.
The method according to claim 1,
Characterized in that the pallet (311) is further equipped with a sliding pad (312) on the bottom surface to facilitate movement thereof.
The method according to claim 1,
Wherein each of the moving bases 320 is screwed to the conveying screw 330 coupled to the fixing base 310 and is configured to be automatically moved along the longitudinal direction of the fixing base 310. [ Contaminated Soil Cleaning Purifier.
The method according to claim 1,
Wherein the moving base (320) is divided into two, and each of the divided surfaces is hinged to a hinge (321) so as to be foldable.

Images