KR102461500B1 - Compressive Typed Dehydrating Machine Using Hiper Pressure - Google Patents

Abstract

The present invention relates to a compression-type dehydration device using ultra-high pressure that can significantly lower water content as for separating water from liquid substances in a colloidal state or sludge state. Its composition is; a base plate installed on the ground; a main cylinder horizontally installed on the base plate; a support unit installed on one side of the main cylinder; a compression head installed so as to be reversible in the interior of the main cylinder; a compression driving unit for pressing the object supplied into the cylinder by advancing the compression head toward the support unit; an input unit for inputting a target into the compression space formed by the main cylinder, the support unit, and the compression head; a main cylinder front/rear drive unit for opening or closing the compression space by moving the main cylinder in the front-rear direction in a state in which the compression head is fixed; and a drainage unit provided in the support unit for inducing and discharging the discharged water discharged from the compression space by compression to the outside.

Description

Compressive Typed Dehydrating Machine Using Hiper Pressure

The present invention relates to an ultra-high pressure dehydration apparatus, and more particularly, to a compression dehydration apparatus using an ultra-high pressure for separating water from a liquid material in a colloidal state or sludge state, which can significantly lower the moisture content.

Dehydrators are used in various industries. For example, a dewatering device is used to extract water from a material in a colloidal state or a sludge state, such as in the food or chemical field, or in the environmental field where wastewater is treated.

There may be various methods of dehydration using a dehydrator.

Korean Patent Registration No. 10-1181237 discloses a screw-type dewatering device. According to this prior art, the main body of the dewatering device, the casing having a sludge inlet through which the sludge is introduced, and a sludge outlet through which the sludge is discharged; a driving unit fixed to the outer surface of the casing to generate power; a screw for transferring the sludge from the sludge inlet to the sludge outlet while rotating by the power provided from the driving unit; a compression unit fixed to the casing and compressing the sludge in a direction crossing the rotation axis of the screw; and a water discharge unit formed in the casing to discharge moisture from the inner space to the outer space. is comprised of According to this method, since the screw must be manufactured precisely, there is a problem in that the manufacturing cost is increased.

In addition, the Republic of Korea Patent Registration No. 10-0872358 discloses a step of first concentrating and separating sludge and water by centrifugal force from the introduced wastewater by rotating a screw shaft located inside the rotor with a one-screw; discharging the separated water through the inner space of the screw shaft again, and discharging the sludge into the space between the rotor and the wedge wire screen by the action of the thickening screw; Compressing and dewatering the discharged sludge by a rotor together with a rotating wedge wire screen; proposes a device including a.

Although this prior art also uses a screw, there is a problem in that the manufacturing cost is increased by the screw and the structure is complicated. The dewatering device using centrifugal force has problems with the time it takes for dehydration or the noise generated during operation.

Korean Patent Registration No. 10-1181237 Korean Patent Registration No. 10-0872358

It is an object of the present invention to provide a dewatering apparatus of a simple and intuitive compression method with respect to the above problems. More specifically, an object of the present invention is to provide an ultra-high pressure dewatering apparatus of a compression method capable of maximizing the compression efficiency and thus lowering the moisture content of the material to be pressed.

The above purpose, the base plate installed on the ground; a main cylinder horizontally installed on the base plate; a support unit installed on one side of the main cylinder; a compression head installed so as to be reversible in the interior of the main cylinder; a compression driving unit for pressing the object supplied into the cylinder by advancing the compression head toward the support unit; an input unit for putting a target object into the compression space inside the main cylinder; a main cylinder front/rear drive unit for opening or closing the compression space by moving the main cylinder in the front/rear direction; It is achieved by a compression-type dewatering device using an ultra-high pressure comprising a; a drainage unit provided in the support unit for inducing and discharging the discharged water discharged from the compression space by compression to the outside.

According to another feature of the present invention,

One end is fixed at the edge of the support unit and the other end extends through the edge of the compression head. ; and an absorption tube cover covered on the periphery of the absorption tube;

The space inside the absorption pipe may be connected to the drain unit through the support unit.

According to another feature of the present invention,

a plurality of disk-shaped filter plates spaced apart from each other at regular intervals along the extension direction of the absorption tube so as to be located in the compression space; and

It may further include a filter plate spacing spring installed between the filter plates to maintain a constant distance between the filter plates.

According to another feature of the present invention, it may further include a compression head rotation driving unit for axially rotating the compression head about a horizontal axis.

According to another feature of the present invention, the support unit is composed of two support plates (231,232) spaced apart by a spacer ring (233) to provide a temporary storage space for the compressed water; A chamber 240 in which the compressed water is collected is installed outside the support unit;

A drain pipe 241 through which the compressed water is discharged may be installed in the chamber 240 .

According to another feature of the present invention, a center shaft 310 in a hollow shape and connected to the compression space is connected to the support unit; By the supply pipe 320 for supplying the target is connected to the center shaft 310;

The object may be input into the compression space through the center shaft 310 .

According to another feature of the present invention, it may further include a support unit rotation driving unit for axially rotating the support unit about a horizontal axis.

According to the present invention, there is provided a dehydration apparatus of a compression method using an ultra-high pressure. More specifically, the moisture content can be greatly reduced, and since it has its own filter means, the compressed water can be discharged in a purified state. A dehydrator is provided.

1 is a schematic perspective view of a compression-type dewatering apparatus using an ultra-high pressure according to an embodiment of the present invention.
2 is a schematic cross-sectional view of a compression dehydration apparatus using an ultra-high pressure according to an embodiment of the present invention.
3 is a partial perspective view of an absorption pipe and a filter plate of a compression dehydration apparatus using ultra-high pressure according to an embodiment of the present invention.
4 to 7 are schematic cross-sectional views illustrating the operation of the compression dehydration apparatus using ultra-high pressure according to an embodiment of the present invention in stages.
8 is a schematic cross-sectional view showing another operating state of the compression dehydration apparatus using an ultra-high pressure according to an embodiment of the present invention.

Hereinafter, the specific content of the present invention will be described in detail with reference to the accompanying drawings. However, it will be described while citing specific drawings where necessary.

The base plate 100 is installed on the ground. The dewatering device body is installed on the base plate 100 based on the base plate 100 . The dewatering device body is installed horizontally and long on the upper part of the base plate. To this end, the posts 110 and 111 are fixedly installed on the upper surface of the base plate 100 . The posts 110 and 111 and the dewatering device body are connected via the main bearings 120 and 121 . The dewatering device body is installed to be rotatable about a horizontal axis in a state spaced apart from the upper surface of the base plate 100 .

On one side of the base plate 100 , that is, on the right side in the drawing, a pressing unit 200 centered on the main cylinder 210 is installed. On the other side of the base plate 100 , that is, on the left side of the drawing, a compression driving unit 400 is installed.

A support unit 230 is installed on one side of the main cylinder 210 to resist the force applied in the compression direction.

The compression head 220 is installed so that it can linearly move in the front-rear direction (left-right direction in FIG. 3) inside the main cylinder 210. The compression driving unit 400 is connected to drive the compression head 220 . The compression head 230 and the support unit 230 are installed to face each other. The main cylinder 210 , the compression head 220 and the support unit 230 provide a compression space S in the form of a cylinder.

The compression driving unit 400 presses the target supplied in the compression space (S) by advancing the compression head 220 toward the support unit 230 .

The compression driving unit 400 is a hydraulic cylinder 410 rotatably installed on the upper end of the first post 110 installed on one side of the base plate 100, and the compression head 220 about a horizontal axis. It includes a compression head rotation driving unit (420). The piston 411 of the hydraulic cylinder 410 is connected to the rear surface of the compression head 220 . When the hydraulic cylinder 410 operates, the piston 411 pushes the compression head 220 to the right in the drawing.

The compression head rotation driving unit 420 includes a first sprocket 423 fixedly installed on the support shaft 413 of the hydraulic cylinder, a compression head rotation motor 421 installed on the upper surface of the base plate 100 , and rotation of the compression head It includes a first chain 422 that connects the motor 421 and the first sprocket 423 to transmit rotational force. Rotating the pressing head 220 is for crushing the cake tightly lumped by pressing. Details will be described later.

The input unit 300 puts the target object into the compression space S inside the main cylinder 210 . The target is various substances that hold moisture, and it can be wastewater sludge, food, chemicals, or pharmaceuticals. That is, the scope of the present invention is not limited according to the type of object.

A center shaft 310 is connected to the center of the support unit 230 . The center shaft 310 is rotatably supported on the upper portion of the second post 111 . The center shaft 310 is a hollow shaft, and is connected to the supply pipe 320 by a connector 321 . The object input into the supply pipe 320 by a pump (not shown) is input into the compression space S through the center shaft 310 . An opening/closing valve (not shown) for opening and closing a pipeline may be installed on the center shaft 310 .

If necessary, the support unit 230 may be axially rotated about a horizontal axis by a support unit rotation driving unit (not shown).

The support unit 230 is provided with a drain for draining the compressed water. The support unit 230 is installed on the outer surface of the two support plates 231,232 and the outer support plate 232 that are spaced apart by a separation plate, and is installed in a chamber 240 where the compressed water is collected, and the chamber 240. It includes a drain pipe 241 that is. The spacer plate is composed of a plurality of spacer rings 233 forming concentric circles. The separation ring 233 is provided with a through hole 234 for inducing the compressed water. Therefore, the compressed water introduced into the temporary storage space provided by the support unit 230 is introduced into the chamber 240 through the through hole 234 and the water outlet hole 235 provided in the outer support plate 231 .

According to a feature of the present invention, the draining part further includes an absorption part 500 that allows the compressed water to be evenly discharged from the entire space of the compression space (S) during the compression process. The absorption unit 500 includes a plurality of absorption tubes 510 positioned along the circumferential direction with respect to the center axis 310 . The absorption pipe 510 is in the form of a pipe and has a permeable hole 511 through which the compressed water can pass through the main wall (see FIGS. 3 and 4 ).

One end of the absorption tube 510 is connected to the inner support plate 231 , and the other end penetrates the compression head 220 at a right angle and extends to the outside of the main cylinder 210 . The absorption tube casing 530 is fixedly installed on the rear surface of the compression head 220 so as to be located on the same axis as the absorption tube 510 . The absorption tube casing 530 extends toward the rear of the main cylinder 410 through the bracket 250 . The incoming compressed water flows through the peripheral wall of the absorption tube 510 as indicated by an arrow in the enlarged view of FIG. 4 , and then flows into the support unit 230 through one end of the absorption tube 510 . An absorption tube cover 512 serving as a filter is covered on the outside of the absorption tube 510 so as not to introduce foreign substances in a manner similar to gloves. Inside the absorption tube casing 530, one end is supported by the end of the absorption tube 510 and the other end is provided with a support spring 531 supported on the inner surface of the side plate of the absorption tube casing 530.

According to the embodiment of the present invention, the main cylinder front and rear driving unit 260 for linearly starting the main cylinder 510 in the front-rear direction, that is, in the left-right direction in the drawing is provided.

The main cylinder front/rear driving unit 260 opens or closes the compression space S by moving the main cylinder 210 in the front/rear direction. When only the main cylinder 210 is retracted to the left in the drawing in a state in which the compression head 220 and the support unit 230 are compressed, the compression space is opened, and the object contained therein, that is, the cake is exposed to the outside. will become That is, the target is in a state in which it can fall downward by its own weight.

Hereinafter, the main cylinder front and rear driving units will be described.

The guide rod 251 is installed outside the main cylinder 210 . The guide rods 251 may be arranged at regular intervals in three places along the circumferential direction of the main cylinder 210 . One side of the guide rod 251 is supported by the second post 111 via the support unit 230 . The other side of the guide rod 251 is supported by the first post 110 via the bracket 250 and the hydraulic cylinder 411 .

A main cylinder starting unit 260 is fixedly installed on the bracket 250 . The main cylinder starting unit 260 may include an auxiliary hydraulic cylinder 261 fixed to the rear surface of the bracket 250 and an auxiliary piston 261 connected to the auxiliary hydraulic cylinder 261 . The main cylinder 410 is movably installed along the guide rod 251 by the slide ring 211 . The auxiliary hydraulic cylinder 261 may be a hydraulic cylinder or an electric cylinder.

According to another feature of the present invention, the filtering unit 520 is further installed in the compression space (S). This is to ensure that the compressed water discharged by compression is discharged in a filtered state.

The filter unit 520 may include a filter plate 521 in the form of a disk installed at regular intervals in the compression space. According to the present embodiment, the filter plate 521 is threaded through the absorption tube 510 and installed. A filter plate spacing spring 540 is installed between the filter plates 521 . Therefore, a certain interval is provided between each filter plate 521 . The object introduced into the compression space by the input unit 300 is filled in the space between each of the filter plates 521 .

In the middle of the filter plate 521, as shown in FIG. 3, an inlet hole 522 is perforated, and the target is introduced through the inlet hole 522 and is introduced into the compression space S inside the main cylinder 210. do.

The filter plate 521 is a porous disk 524 made of a material such as a wire mesh as shown in FIGS. 3 and 4, and a non-woven filter sheet 523 attached to both sides of the disk 524. is composed The object introduced into the main cylinder 210 is filtered by the filter sheet 523 as indicated by an arrow in the enlarged view of FIG. 4 , and then flows into the absorption tube 510 through the disk 524 .

Hereinafter, the operating state will be described in stages with reference to FIGS. 4 to 7 . In a state in which the main cylinder 410 is closed, the object is introduced into the compression space S by the input unit 300 after the compression head 220 is retracted or retracted (see FIG. 4 ).

Thereafter, the compression head 200 advances by the hydraulic cylinder 410 and the compression is performed. The discharged water generated by compression is discharged to the drain pipe 241 through the support unit 230 and the chamber 240 (see FIG. 5 ).

When the compression is finished, the main cylinder 210 retracts to open the compression space S (see FIG. 6 ). During or after the opening process, the compression head 220 and the support unit 230 are axially rotated (see FIG. 7 ). Thereby, it is possible to drop the cake (C) which is tightly lumped between the compression head 220 and the support unit 230 in the downward direction. Cakes that fall apart are taken out.

Hereinafter, another operating state of the dewatering device of the present invention will be described with reference to FIG. 8 .

As shown in FIG. 8 , in a state in which the main cylinder 210 is closed, that is, in a state in which the compression space is sealed, the removal operation consisting of the process of retracting the compression head 220 may be performed. When the compression head 220 is retracted in a closed state, vacuum pressure is generated in the compression space to remove foreign substances attached to the pipe line (or the absorption pipe 510 ).

The dehydration apparatus described above may be operated in various ways depending on the characteristics or purpose of the object to be treated.

The configuration shown and described above is only a preferred embodiment based on the technical idea of the present invention. Those skilled in the art will be able to make various changes based on common technical knowledge, but it should be noted that these may be included in the protection scope of the present invention. Various combinations of the embodiments disclosed above are possible, and all possible combinations are within the scope of the present invention.

100: base plate 110,111: post
120,121: main bearing 200: crimping part
210: main cylinder 220: compression head
230: support unit 231,231: support plate
233: separation ring 240: chamber
241: drain pipe 250: bracket
260: main cylinder front and rear starter 261: auxiliary hydraulic cylinder
300: input unit 310: center axis
320: supply pipe 400: compression driving part
410: hydraulic cylinder 420: crimping head rotational driving unit
421: crimping head rotating motor 423: first sprocket
500: absorption part 510: absorption tube
512: absorption tube cover 520: filtration unit
521: filter plate 522: disk
523: filtration sheet 530: absorption tube casing
540: filter plate spacing spring
C : Cake S : Compression space

Claims (6)

a base plate installed on the ground;
a main cylinder horizontally installed on the base plate;
a support unit installed on one side of the main cylinder;
a compression head installed so as to be capable of linear motion in the front-rear direction inside the main cylinder;
a compression driving unit for pressing the object supplied into the cylinder by advancing the compression head toward the support unit;
an input unit for inputting a target into the compression space formed by the main cylinder, the support unit, and the compression head;
a main cylinder front and rear drive unit for opening or closing the compression space by moving the main cylinder in the front-rear direction in a state in which the compression head is fixed; and
a drain unit provided in the support unit for inducing and discharging the discharged water discharged from the compression space to the outside by compression;
Compression-type dehydration device using ultra-high pressure, characterized in that it comprises a.
According to claim 1,
One end is fixed at the edge of the support unit and the other end extends through the edge of the compression head. ; and
including an absorption tube cover covering the periphery of the absorption tube;
The space inside the absorption pipe is a compression dehydration device using ultra-high pressure, characterized in that it is connected to the drain unit through the support unit.
3. The method of claim 2,
a plurality of disk-shaped filter plates spaced apart from each other at regular intervals along the extension direction of the absorption tube so as to be located in the compression space; and
a filter plate spacing spring installed between the filter plates to maintain a constant distance between the filter plates;
Compression-type dehydration device using ultra-high pressure, characterized in that it further comprises.
According to claim 1,
Compression-type dehydration apparatus using ultra-high pressure, characterized in that it further comprises a compression head rotation driving unit 420 for rotating the compression head about a horizontal axis.
According to claim 1,
The support unit is composed of two support plates (231,232) spaced apart by a spacer ring (233) to provide a temporary storage space for the compressed water;
A chamber 240 in which the compressed water is collected is installed outside the support unit;
A compression dehydration apparatus using ultra-high pressure, characterized in that a drain pipe (241) through which the compressed water is discharged is installed in the chamber (240).
According to claim 1,
a center shaft 310 in a hollow shape and connected to the compression space is connected to the support unit;
By the supply pipe 320 for supplying the target is connected to the center shaft 310;
A compression-type dewatering device using an ultra-high pressure, characterized in that the object can be put into the compression space through the center shaft (310).

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