KR101133112B1 - Device of dehydration for sludge, oil, adulteration and sand - Google Patents

Abstract

PURPOSE: An apparatus for treating sludge, oil components, and impurities is provided to reduce the volume of waste or to recycle the waste by filtering and separating sludge, oil components, and impurities contained in sewage and wastewater and by continuously dehydrating and drying the sludge, the oil components, and the impurities. CONSTITUTION: An apparatus for treating sludge, oil components, and impurities includes a transferring pipe(10), a screen(20), a dehydrator(40), a transferring screw(50), a heater, and a draining pipe. The transferring pipe includes an internal transferring space. The screen is expandedly connected with one end part of the transferring pipe. The screen primarily filters and primarily dehydrates sludge, oil components, or impurities from sewage and wastewater. The dehydrator secondarily dehydrates the sludge, the oil components, or the impurities by pressurizing the sludge, the oil components, or the impurities. The transferring screw is rotatably expanded in the screen, the transferring pipe, and the dehydrator. The transferring screw compresses and transfers the filtered sludge, oil components, or impurities through the transferring pipe. The heater heats and dries the transferring sludge, oil components, or impurities. The draining pipe forms an outlet(75).

Description

Sludge, oil, and debris total dehydration unit {DEVICE OF DEHYDRATION FOR SLUDGE, OIL, ADULTERATION AND SAND}

The present invention relates to a sludge, oil, and complex dewatering treatment device, more specifically, to separate the sludge, oil, and contaminants contained in the sewage and wastewater, and then to dehydrate and dry to recycle or waste treatment sludge, oil And a debris synthesis dehydration treatment device.

As is well known, it is a highly efficient primary treatment facility that has excellent cleaning and drying function by filtering out all the marine dumping of sewage treatment sludge and fine foreign substances contained in sewage and wastewater in preparation for strengthening effluent water quality standards. As the necessity increases, the necessity of a comprehensive treatment apparatus capable of comprehensively treating sludge, oil, and contaminants is increasing.

Therefore, in the case of a treatment apparatus such as sludge / oil / contaminants used in the conventional installation is configured to be processed through two or more treatment steps.

However, the conventional sludge / oil / cold matter treatment apparatus has a problem in that the processing time increases, resulting in a long time required for treatment, a large installation area, and the like.

In addition, even after two or more stages of treatment, the inflow of sewage and wastewater cannot be completely processed, and solid particles of coarse particles accumulate in the treated water and rise, resulting in fresh water of the treated water. There is a problem that causes corruption and severe odor.

In addition, the sludge, animal fats and oils (oil) in a large amount contained in the sewage and waste water, or the contaminants block the screen has a problem that the poor water extraction and equipment damage occurs.

An object of the present invention for solving the above problems is to separate the sludge, oil, and contaminants contained in the sewage and waste water, and then to provide a sludge, oil, and total dehydration treatment apparatus to be treated by continuous dehydration and drying. It is.

The sludge, oil, and contaminant comprehensive dehydration apparatus of the present invention for achieving the above object, the cylindrical transfer pipe having an internal transfer space; A cylindrical screen that is communicatively coupled to one end of the transfer pipe and that first dewaters sludge, oil, or contaminants from sewage and wastewater introduced through the inlet pipe; A treated water storage tank configured to close and store the sewage and wastewater filtered out through the first screen; A cylindrical dehydrator extending and connected to the tile end of the transfer pipe to pressurize the sludge, oil, or contaminant that is pressurized and transported through the transfer pipe from the screen to secondary dehydration; A transfer screw rotatably installed in the screen, the transfer pipe, and the dehydrator to pressurize sludge, oil, or contaminants caught in the screen to the dehydrator through the transfer pipe; A heater installed inside the movable central shaft of the transfer screw to heat-dry the sludge, oil or contaminants being transported; An outlet pipe extending on the opposite side of the transfer pipe of the dehydrator and having a discharge port formed at one side to discharge sludge, oil, or contaminants that are dewatered and heated and pressurized; And a tray configured to contain sludge, oil, or contaminants discharged through the discharge port of the discharge pipe.

 The screen may include a plurality of circular first screen frames installed at regular intervals; And a first filter bar that is fixedly installed by forming a through hole at a predetermined interval on the circumference of the first screen frame, wherein the first through bar is gradually widened from the inside of the screen to the outside of the screen. It is preferable to have a fork triangular cross-sectional shape.

In addition, the dehydrator is formed extending in communication with the transfer pipe and the dewatering screen having a plurality of dewatering through-holes so that the secondary dewatering of the sludge, oil and contaminants conveyed by the screen; A dewatering casing fixedly installed to surround the outside of the dewatering screen; And a cleaning nozzle installed between the dewatering screen and the dewatering casing to spray water to prevent clogging of the dewatering through hole of the dewatering screen.

In addition, the dewatering screen is a plurality of circular second screen frame which is installed at a predetermined interval; And a second filter bar that is fixedly installed to form a dewatering hole at a predetermined interval on the circumference of the second screen frame, wherein the second filter bar is gradually widened from the inside of the screen to the outside of the dewatering hole. It is preferable to have a fork triangular cross-sectional shape.

In addition, the conveying screw is a filtering portion located inside the screen; A transfer unit located inside the transfer pipe; A dehydration unit located inside the dehydration screen of the dehydrator; And a discharge part disposed inside the discharge pipe, wherein a spiral transfer blade is formed on the slit portion, the transfer part, and the outer circumferential surface of the movable central axis.

In addition, it is preferable that a brush is fixed to the transfer wing end of the filtering portion in contact with the inner circumferential surface of the screen and sweeps out to prevent clogging of the filtering aperture.

In addition, the inlet pipe further comprises a connecting pipe for connecting the screen, the connecting pipe is preferably formed to be bent from the inflow direction of the inlet pipe.

 In addition, it is preferable that the transfer pipe is installed to be inclined with a vertical or preset inclination angle, the screen is extended to the lower end of the transfer pipe, and the dehydrator extends to the upper end of the screen opposite side of the transfer pipe. .

In addition, the transfer pipe is installed to extend horizontally, it is also preferred that the screen and the dehydrator extends to each of both ends of the transfer pipe.

Another sludge, oil, and contaminant comprehensive dewatering device of the present invention, the inlet pipe is connected to the upper side and the treated water pipe is connected to the lower side, the transfer pipe of the tubular shape installed horizontally extending with an inner transfer space; A cylindrical screen having an upper portion corresponding to the inflow pipe and installed inside the transfer pipe to filter and dewater sludge, oil, or contaminants from sewage and wastewater introduced through the inflow pipe; A conveying screw horizontally passing through the conveying pipe and rotatably installed within the screen to pressurize the filtered sludge, oil or contaminants; A heater installed at a portion located inside the screen within the movable central axis of the transfer screw to heat-dry the sludge, oil, or contaminants being transported under pressure; A dewatering tube installed to communicate with the screen at one side of the conveying tube and extending gradually narrower to compress and dehydrate the sludge, oil, or contaminant conveyed by the conveying screw; And an outlet pipe extending to the end of the dewatering pipe so as to discharge the compressed dewatered sludge, oil, or contaminants.

The screen may include a plurality of circular third screen frames installed at regular intervals; And a third filter bar that is fixedly installed to form a through hole at a predetermined interval on the circumference of the third screen frame, wherein the third through bar is gradually widened from the inside of the screen to the outside of the screen. The fork is characterized in that it is formed to have a triangular cross-sectional shape.

In addition, it is preferable that a brush is fixed to the feed vane end of the feed screw in contact with the inner circumferential surface of the screen and sweeps out to prevent clogging of the through hole.

In addition, it is preferable that a sliding chuck is provided on the movable central axis of the conveying screw to cut off power when an overload occurs in the process of conveying the sludge, oil, or contaminant filtered inside the screen.

According to the sludge, oil, and contaminant comprehensive dewatering treatment device of the present invention, after filtering the sludge, oil or contaminants out of the sewage and wastewater introduced into the screen through the inlet pipe, sludge, oil fraction filtered into the screen using a feed screw Alternatively, the debris is heated and pressurized to a dehydrator through a conveying pipe to discharge sludge, oil, or condensate of dehydrated and dried dehydrator from the dehydrator to a tray through a discharge pipe to continuously dewater sludge, oil, or condensate contained in sewage and wastewater. And drying to reduce the volume so as to be disposed of or recycled.

In addition, according to the sludge, oil, and the composite dewatering treatment device of the present invention, the first filter bars in a triangular cross-sectional shape so that the through hole of the screen for filtering the sludge, oil, or contaminants gradually widens from the inner side to the outer side of the screen. In addition, by sweeping and cleaning continuously using a brush installed at the end of the conveying blade of the conveying screw of the conveying screw has the effect of being able to continuously perform the sludge, oil, narrowing process without clogging of the through hole.

In addition, according to the sludge, oil, and complex dewatering treatment device of the present invention, by washing the dewatering hole of the dewatering screen by spraying water at high pressure using a washing nozzle, the dewatering process of sludge, oil, and contaminants without clogging the dewatering hole. It has the effect of being able to carry out continuously.

In addition, according to the sludge, oil, and contaminant comprehensive dewatering treatment device of the present invention, by installing a heater inside the moving central axis of the feed screw, the heat during the sludge, oil, and the process of the filtration, transfer, dehydration and discharge of sludge, oil, and contaminants Addition of sludge, oil, and contaminants has the effect of simultaneously drying the process.

1 is a side cross-sectional view of a sludge, oil fraction, and contaminant dehydration treatment apparatus according to a first embodiment of the present invention.
FIG. 2 is a cross-sectional plan view of the sludge, oil fraction, and the complex dewatering treatment apparatus of FIG. 1.
Figure 3 is an enlarged side cross-sectional view of the transfer pipe of Figure 1 separated.
4 is a cross-sectional plan view of the conveying pipe cut along the line IV-IV of FIG. 3.
5 is an enlarged side cross-sectional view of the screen of FIG.
FIG. 6 is a plan cross-sectional view taken along the line VI-VI of FIG. 5. FIG.
FIG. 7 is an enlarged side cross-sectional view of the dehydrator of FIG. 2.
8 is a plan sectional view of the dehydrator of FIG.
FIG. 9 is a side cross-sectional view showing the conveying screw of FIG. 1 separately.
FIG. 10 is a partially enlarged view showing the catch portion of the conveying vane with respect to the conveying screw of FIG. 9.
FIG. 11 is a side sectional view of the conveying blade catching part of FIG. 10. FIG.
12 is a side cross-sectional view of a sludge, oil fraction, and a debris synthesis dewatering treatment device according to a second embodiment of the present invention.
FIG. 13 is a side cross-sectional view of the screen, taken along the line III-III of FIG.
FIG. 14 is an enlarged side cross-sectional view of part XIV of FIG. 13.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the specification.

1 is a side cross-sectional view of a sludge, oil, and a complex dewatering treatment device according to a first embodiment of the present invention, Figure 2 is a plan cross-sectional view of the sludge, oil, and a composite dewatering treatment device of FIG.

Referring to FIGS. 1 and 2, the sludge, oil, and contaminant comprehensive dewatering treatment device 1 of the present embodiment includes a transfer pipe 10, a screen 20, a treated water storage tank 30, and a dehydrator 40. , A transfer screw 50, a heater 60, a discharge pipe 70, and a tray 90.

Therefore, the sludge, oil, and contaminant comprehensive dewatering treatment device 1 according to the present embodiment first dewateres sludge, oil, or contaminants from sewage and wastewater introduced into the screen 20 through the inflow pipe 80, and then, The sludge, oil or contaminant filtered in the screen 20 using the transfer screw 50 is heated and pressurized to the dehydrator 40 through the transfer pipe 10 to be pressed and dewatered in the dehydrator 40 to dry sludge and oil. Alternatively, the contaminants are discharged to the tray 90 through the discharge hole 75 of the discharge pipe 70 so that sludge, oil, or contaminants contained in the sewage and waste water can be disposed of in a compressed and dried state or recycled. .

Meanwhile, in the present embodiment, the sludge, oil, and the contaminant comprehensive dewatering treatment device 10 includes sludge, oil, and contaminants that are separated and discharged from the screen 20 and the dehydrator 40 to store sewage and wastewater, that is, treated water. It is illustrated that the mounting is fixed to the fixing bracket 35 formed on the upper side of the treated water storage tank.

3 is an enlarged side cross-sectional view of the transfer pipe of FIG. 1 separated from each other, and FIG. 4 is a plan cross-sectional view of the transfer pipe taken along line IV-IV of FIG. 3.

Referring to Figures 3 and 4, the conveying pipe 10 is a vertical cylindrical to pressurized conveying the sludge, oil, and contaminants filtered through the screen 20 by the conveying screw 50 in the vertical direction Is done.

In addition, in the sludge, oil, and contaminant comprehensive dewatering device 1 of the present embodiment, the sludge, oil, and contaminants filtered on the upper side of the treated water storage tank 30 are conveyed in a vertical direction so that the transport pipe 10 is vertical. Illustrated to be installed in the direction, but the present invention is not necessarily limited to this, and the transport pipe 10 includes all that is installed inclined or laid in a horizontal direction to form a predetermined inclination angle according to the use and installation conditions. can do.

5 is an enlarged side cross-sectional view showing the screen of FIG. 1 separated, and FIG. 6 is a plan cross-sectional view of the screen taken along the line VI-VI of FIG. 5.

Referring to FIG. 5 and FIG. 6, the screen 20 is communicatively coupled to the lower end of the transfer pipe 10 as described above, and includes sewage and wastewater introduced through the inflow pipe 80. It filters out sludge, oil or contaminants to serve as primary dewatering.

In the present embodiment, the screen 20 includes a plurality of circular first screen frames 21 installed at predetermined intervals and a through hole 23 at predetermined intervals on a circumference of the first screen frame 21. It is comprised including the 1st filter bar 22 fixedly installed.

At this time, the first filtering bars 22 are formed in a triangular cross-sectional shape so that the filtering through holes 23 gradually widen from the inside of the screen 20 to the outside.

On the other hand, the inlet pipe 80 is provided with a connecting pipe 85 for connecting the screen 20, the connecting pipe 85 is formed to be bent from the inflow direction of the inlet pipe (80) screen To form the inflow channel of sewage and waste water to more easily connect the inlet pipe (35) to (20).

Therefore, sludge, oil, and contaminants included in the sewage and wastewater introduced into the screen 20 through the inflow pipe 80 are filtered by the screen 20, and the treated water is stored in the treated water storage tank 30. Will be stored. The treated water stored in the treated water storage tank 30 is then subjected to a post-treatment purification process.

FIG. 7 is an enlarged side cross-sectional view of the dehydrator of FIG. 2, and FIG. 8 is a side cross-sectional view taken along the line VII-VII of FIG. 7.

Referring to FIGS. 7 and 8, the dehydrator 40 is coupled to the upper end of the transfer pipe 10 so as to communicate with the sludge transferred through the transfer pipe 10 from the screen 20, Pressurizes oil or contaminants to serve as secondary dewatering.

The dehydrator 40 includes a dehydration screen 42, a dehydration casing 41 and a washing nozzle 45.

The dewatering screen 42 extends in communication with the transfer pipe 10, and the sludge, oil, and contaminants conveyed by the transfer screw 50 are pressurized, and a plurality of dehydration holes 42c are used to perform secondary dehydration. Is formed with.

In the present embodiment, the dewatering screen 42 has a plurality of circular second screen frames 42a installed at regular intervals, similar to the above-described screen 20, and a predetermined interval on the circumference of the second screen frame 42a. The second filter bar (42b) is fixed to form a dehydration through-hole (42c) is installed, the second filter bar (42b) is the dewatering through hole (42c) inside the dewatering screen (42) It has a triangular cross-sectional shape gradually wider toward the outside.

On the other hand, the dehydration casing 41 is fixed to the outer side of the dehydration screen 42, the drain port 41a for discharging the secondary treatment water discharged through the dewatering screen 42 is formed on one side of the lower side.

And, the cleaning nozzle 45 is installed between the dewatering screen 42 and the dewatering casing 41 to the outside of the dewatering screen 42 to prevent clogging of the dewatering through-hole 42c of the dewatering screen 42. Spray water inwards.

As such, by using high pressure jet of water using the cleaning nozzle 45 to clean the dewatering through-hole 42c of the dewatering screen 42, the dewatering process of sludge, oil, and contaminants is continuously performed without clogging the dewatering through-hole 42c. Do it.

FIG. 9 is a side cross-sectional view showing the conveying screw of FIG. 1 separated, FIG. 10 is a partially enlarged view showing the catching part of the conveying blade for the conveying screw of FIG. 9, and FIG. 11 is the side of the conveying wing catching part of FIG. 10. It is a cross section.

9 to 11, the feed screw 50 is rotated by the drive motor 101 of the upper drive unit 100 inside the screen 20, the feed pipe 10, and the dehydrator 40. It is installed to extend as possible, the sludge, oil or contaminants filtered from the screen 20 is transferred to the dehydrator 40 through the transfer pipe 10 serves to discharge through the discharge pipe 70 after dehydration and drying.

In the present embodiment, the feed screw 50 includes a catching portion 52a positioned inside the screen 20, a transfer portion 52b positioned inside the transfer pipe 50, and the dewatering screen of the dehydrator 40. 42) It is composed of a dehydration portion (52c) located inside and a discharge portion (52d) located inside the discharge pipe (70). The spiral feed vanes 52 are formed only on the outer circumferential surfaces of the catching portion, the conveying portion, and the discharge portion of the movable central shaft 51.

Therefore, the sludge, oil or contaminants filtered by the screen 20 are conveyed upward into the conveying pipe 50 by the catching portion 52a of the conveying blade 52 installed inside the conveying screw 60.

Here, at the end of the conveying blade 52 of the filtering portion 52a, a brush 53 for contacting the inner circumferential surface of the screen 20 and sweeping out to prevent the blocking hole 23 from being blocked is fixed to the fixing bracket 54. It is fixedly installed by.

Then, the sludge, oil, and contaminants conveyed into the conveying pipe 10 are again conveyed to the dehydrator 40 by the conveying part 52b of the conveying blade 52.

Sludge, oil, and contaminants supplied into the dehydrator 40, in which the transport blade is not installed, are pressurized while the dehydration screen 42 is completely filled, and after the second dehydration process, the sludge, oil, and contaminants are transferred upward to the discharge pipe 70.

On the other hand, a heater 60 is provided inside the movable central shaft 51 of the transfer screw 50 to heat-dry the sludge, oil or contaminants being transported under pressure.

The heater 60 is an example of a heat transfer heater, and the heater 60 is automatically heated by a temperature sensor (not shown) in which the heating wire is installed inside the movable central shaft of the transfer screw 50 and installed inside the transfer pipe. It can be installed possibly.

Therefore, the sludge, oil, and the process of drying the sludge, oil, and contaminants are applied simultaneously by applying heat continuously in the process of filtering, transport, dehydration and discharge of the sludge.

 Referring to Figure 1, the discharge pipe 70 is installed on the opposite side of the transfer pipe 10 of the dehydrator 40, one side to discharge the sludge, oil or contaminants that are dewatered and heat-dried and conveyed under pressure The discharge port 75 is formed in the.

Therefore, the sludge, oil, and contaminants pressurized and conveyed into the discharge pipe 70 are continuous by the feed vanes 52 of the discharge part 52d of the transfer screw 40 and are discharged to the tray 90 through the discharge port for disposal. Can be recycled or recycled.

Hereinafter, a sludge, an oil and a contaminant comprehensive dewatering treatment apparatus according to a second embodiment of the present invention will be described with reference to FIGS. 12 to 14 and the same reference numerals for the same and similar configurations as compared with the first embodiment. Use symbols and repeat descriptions thereof.

12 is a side cross-sectional view of the sludge, oil, and contaminant dehydration treatment apparatus according to a second embodiment of the present invention, Figure 13 is a side cross-sectional view of the screen cut along the line III-XIII of Figure 12, Figure 14 is Figure 13 A cross-sectional side view showing an enlarged XIV portion of the.

Referring to FIGS. 12 to 13, the sludge, oil, and contaminant comprehensive dewatering treatment apparatus 200 according to the present embodiment may include a feed pipe 210, a screen 220, a feed screw 250, a heater 260, and dewatering. It is configured to include a tube 240 and the discharge tube (270).

Here, the transfer pipe 210 has an inlet pipe 280 is connected to the upper side and the treatment water pipe 211 is connected to the lower side, and has a cylindrical shape installed horizontally extending with an inner transfer space.

The screen 220 has a cylindrical shape which is open at an upper portion corresponding to the inflow pipe 280 and is installed inside the transfer pipe 210, and has sludge in sewage and wastewater introduced through the inflow pipe 80. It is configured to filter off oil or contaminants.

Here, the screen 220 is a plurality of circular third screen frame 221 is provided at a predetermined interval, as in the first embodiment, and a predetermined interval on the circumference of the third screen frame 221 It comprises a third filter bar 222 fixed and installed to form the through hole 223.

The third filter bar 222 is preferably formed having a triangular cross-sectional shape so that the filter through hole 223 gradually widens from the inside of the screen 220 to the outside.

The conveying screw 250 penetrates the conveying pipe 210 horizontally and is rotatably installed in the screen 220 so as to pressurize the filtered sludge, oil or contaminants toward the dehydrating pipe 240.

Meanwhile, a brush 253 for contacting the inner circumferential surface of the screen 220 at the end of the conveying blade 250 of the conveying screw 250 and sweeping out to prevent clogging of the filtering through hole 223 is provided by the brush fixing bracket 254. It is fixedly installed.

In addition, a sliding chuck 255 is provided on the movable central axis 251 of the transfer screw 250 to cut off power when an overload occurs in the sludge, oil, or contaminant transfer process filtered inside the screen 220.

The heater 260 is installed in a portion located inside the screen 220 in the movable central shaft 251 of the transfer screw 250 and dehydrated to heat-dry the sludge, oil, or contaminants in the pressurized transfer. To do that.

The dewatering pipe 240 is installed to communicate with the screen 220 at one side of the conveying pipe 210 so that the sludge, oil or contaminants conveyed by the conveying screw 250 are gradually narrowed so as to compress and dehydrate. Is formed extending.

In addition, the discharge pipe 260 is extended to the end of the dehydration pipe 240 to discharge the compressed dewatered sludge, oil or contaminants.

Therefore, when the sludge, oil, and contaminant comprehensive dewatering treatment apparatus of the present embodiment is supplied into the screen 220 installed in the transport pipe 210 through the inflow pipe 80, the sewage by the screen 220 is discharged. And sludge, oil or contaminants contained in the waste water are first filtered and dewatered.

On the other hand, the treated water filtered sludge, oil or contaminants by the screen 220 is stored in the treated water storage tank 30 through the discharge pipe 211 of the transfer pipe 210, and then stored in a post-treatment purification process Will go through.

Sludge, oil, or contaminants filtered inside the screen 220 are pressurized to the dehydrating pipe 240 by the feed screw 250. In this case, the filtering through hole 2230 of the screen 220 may be prevented from being blocked by the brush 253 formed at the end of the conveying blade 252 of the conveying screw 250.

Sludge, oil or contaminants supplied into the dehydration pipe 240 are compressed through a dewatering pipe passage gradually narrowing along the conveying direction, and the secondary dewatering is performed, and then compressed and dried through the discharge pipe 240. It is discharged to the tray 90 so that it can be disposed of or recycled.

Although the preferred embodiments of the present invention have been described above, the present invention is not limited thereto, and various modifications or changes can be made within the scope of the claims and the detailed description of the invention and the accompanying drawings. In addition, it is natural that it belongs to the scope of the present invention.

1, 200: dehydration apparatus 10, 210: transfer pipe
20, 220: screen 21: first screen frame
22: first bar 23, 223: through the hole
30: treated water storage tank 35: fixing bracket
40: dehydrator 41: dehydration casing
42: dewatering screen 42a: second screen frame
42b: second crossbar 42c: dewatering airflow
45: washing nozzle 50, 250: feed screw
51, 251: movable central axis 52, 252: feed vane
53, 253: brush 54, 254: brush fixing bracket
52a: filtering portion 52b: conveying portion
52c: dehydration part 52d: discharge part
60, 260: heater 70, 270: discharge pipe
75: outlet 80: inlet pipe
90: tray 100: drive part
101: drive motor 211: discharge pipe
221: third screen frame 222: third filter bar
240: dewatering pipe

Claims (13)

A cylindrical feed tube having an inner transfer space;
A cylindrical screen that is communicatively coupled to one end of the transfer pipe, and dewaters sludge, oil, or contaminants primarily from sewage and wastewater introduced through an inflow pipe connected to one side;
A cylindrical dehydrator extending and connected to the tile end of the transfer pipe to pressurize the sludge, oil or contaminants that are pressurized and transported through the transfer pipe from the screen to secondary dehydration;
A transfer screw rotatably installed in the screen, the transfer pipe, and the dehydrator to pressurize and transport sludge, oil, or contaminant filtered from the screen through the transfer pipe;
A heater installed inside the movable central shaft of the transfer screw to heat-dry the sludge, oil, or contaminants being transported under pressure; And
And a discharge pipe extending to the opposite side of the transfer pipe of the dehydrator and having a discharge port formed at one side to discharge the sludge, oil, or contaminants that are dewatered and heated and pressurized.

The screen,
A plurality of circular first screen frames installed at regular intervals; And
And a first filter bar fixedly installed to form a through hole at a predetermined interval on the circumference of the first screen frame.

The first filter bar,
The filtering through hole has a triangular cross-sectional shape so as to gradually widen from the inner side to the outer side of the screen,

The dehydrator,
A dewatering screen extending in communication with the conveying pipe and having a plurality of dewatering through holes so that secondary dehydration of the sludge, oil, and contaminants pressurized by the conveying screw is made;
A dehydration casing fixedly installed to surround the dehydration screen and having a drain hole formed at a lower side thereof to discharge the treated water separated and discharged through the dehydration screen; And
And a washing nozzle installed between the dewatering screen and the dewatering casing to spray water to prevent clogging of the dewatering aperture of the dewatering screen.

The conveying screw,
A filtering part located inside the screen;
A transfer unit located inside the transfer pipe;
A dehydration unit located inside the dehydration screen of the dehydrator; And
Consists of a discharge portion located inside the discharge pipe,

A sludge, oil, and debris comprehensive dewatering treatment apparatus in which a spiral feed vane is formed on the outer periphery of the strainer, the feeder, and the discharge part of the movable central shaft.
delete delete In claim 1,
The dewatering screen;
A plurality of circular second screen frames installed at regular intervals; And
And a second filter bar that is fixedly installed to form the dewatering aperture at predetermined intervals on the circumference of the second screen frame.

The second filter bar is,
The sludge, oil, and contaminant comprehensive dewatering treatment device having a triangular cross-sectional shape so that the dewatering through hole gradually widens from the inner side to the outer side of the dewatering screen.
delete In claim 1,
The sludge, oil, and debris comprehensive dewatering treatment device in contact with the inner circumferential surface of the screen, and fixed to a brush for sweeping to prevent clogging of the through hole.
In claim 1,
Further comprising a connector for connecting the inlet pipe to the screen,

The connector,
Sludge, oil, and debris synthesis dewatering treatment device formed to be bent from the inflow direction of the inlet pipe.
In claim 1,
The transfer pipe is installed to be inclined with a vertical or preset inclination angle,
The screen is extended to the lower end of the transfer pipe,
Sludge, oil, debris synthesis dewatering treatment device is provided with the dehydrator is extended to the upper end of the screen opposite side of the transfer pipe.
In claim 1,
The transfer pipe is horizontally installed,
Sludge, oil, and contaminant dewatering treatment device, the screen and the dehydrator are respectively extended to the horizontal both ends of the transfer pipe.
delete delete delete delete

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