KR102530051B1 - Harvester for microalgae - Google Patents

Abstract

The present invention body portion; a dewatering unit located above the main body unit, with an open top and a mesh bottom; a first pipe line supplying a desalination target from the top of the dehydration unit to the inside of the dehydration unit; and a second pipe line supplying demineralized water from an upper part of the dewatering part to the inside of the dewatering part so as to be adjacent to the first pipe line. It provides a microalgae harvesting device comprising a.

Description

Microalgae harvesting device {HARVESTER FOR MICROALGAE}

The present invention relates to a microalgae harvesting device for harvesting microalgae such as Spirulina.

The size of the microalgae is from several micrometers to hundreds of micrometers, and the size range varies depending on the species, and the size of the microalgae to be harvested by the present invention is 5 μm (2500 mesh) or more.

In general, microalgae have a high protein content, are rich in essential fatty acids and amino acids, and contain a large amount of various minerals, so they have been widely used as biological feed for larvae for aquaculture, and have recently been used as health functional food materials. It is getting popular.

Mass production of microalgae used for industrial purposes such as health functional food, aquatic organism feed, and pharmaceutical raw materials can be divided into stages such as culturing, harvesting, drying, and packaging. .

Harvesting of microalgae cultured during the production step may consist of detailed processes such as collection, desalting, and dehydration.

However, conventional microalgae harvesting devices have not been developed as other microalgae harvesting methods other than filtration, centrifugation or separation, flocculation, and floating.

In contrast, the present invention proposes a mechanism capable of harvesting microalgae included in the desalination target by performing supply, desalination, and dehydration at once in a desalination unit capable of vibrating.

Republic of Korea Patent Registration No. 10-0888897 (Announced on March 16, 2009)

In order to solve the above problems, the present invention is to provide a microalgae harvesting device capable of harvesting microalgae included in the desalination target by performing supply, desalination and dehydration at once in a desalination unit capable of vibrating. .

The present invention to achieve the above object, the body portion; a dewatering unit located above the main body unit, with an open top and a mesh bottom; a first pipe line supplying a desalination target from the top of the dehydration unit to the inside of the dehydration unit; and a second pipe line supplying demineralized water from an upper part of the dewatering part to the inside of the dewatering part so as to be adjacent to the first pipe line. It provides a microalgae harvesting device comprising a.

In addition, the main body part is provided on one side of the upper part of the main body part, and the moving device is connected to the dewatering part so that the moving operation of the dewatering part is performed; a drained water storage unit located below the dewatering unit and capable of storing or discharging discharged water discharged to the bottom of the dewatering unit; and a height adjusting device provided in the one leg portion among one leg portion and the other leg portion supporting the main body portion, and capable of adjusting the height of the one leg portion so that the bottom of the dewatering portion is inclined to be lower from one side to the other side; includes

In addition, the moving device is a motor, and the moving device includes a rotatable rotating plate connected to the moving device; and a link at both ends connected to at least one coupling hole provided in the rotation plate and the dewatering unit by hinge shafts. includes

In addition, guide rails are provided on both sides of the upper part of the main body part, and sliding members movable along the guide rails are provided on both sides of the lower part of the dewatering part.

Also, the sliding member is a cam follower bearing.

In addition, the bottom of the drained water storage unit is configured to be inclined so as to be lowered from one side to the other side where the discharge pipe is provided.

In addition, the second piping line includes a main piping line into which demineralized water flows; And a spray pipeline line provided with at least one nozzle to cross the main pipeline, and having a nozzle for discharging demineralized water along the length direction, connected to communicate with the intersection of the main pipeline and rotatable around the intersection. ; includes

In addition, by the operation of the moving device, the dewatering part is shaken back and forth, and the desalination target is desalinated by the demineralized water supplied to the inside of the desalination part. The microalgae passed through and discharged to the discharged water storage unit, and the microalgae dehydrated in the dewatering unit are discharged to the outlet connected to the other side of the dehydration unit along the inclined bottom of the dehydration unit inclined by the operation of the height adjusting device.

In addition, the outlet portion has a structure in which an openable and openable door is provided, and a connection portion between the outlet portion and the dehydration portion is narrowed in width from the dehydration portion to the outlet portion.

In addition, a collection unit is provided on the other side of the main body, and the collection unit collects microalgae discharged from the outlet below the outlet.

In addition, a partition including a water level sensor is provided at the bottom of the dehydration unit, and the partition is configured in a curved shape.

In addition, a washing nozzle is arranged on the upper part of the main body, and the water level sensor controls the washing nozzle located at the lower part of the dewatering part when the water level of the dewatering part is higher than a set water level, so that the washing nozzle removes the bottom of the dewatering part. direction to spray the washing water.

In addition, a discharge hole through which a target for desalination is discharged is provided at a portion of the pipeline located above the dewatering unit of the first pipeline, and a salinity meter is provided at the portion of the discharge hole, and the salinity meter is discharged through the discharge hole. By measuring the salinity of the object, the amount of demineralized water discharged to the dehydration unit through the second pipe line is discharged as a set amount of discharge.

In addition, a screen sieve is provided inside the dewatering unit.

In addition, the desalination target is a microalgae culture medium.

In the present invention, microalgae included in the desalination target can be harvested by supplying the desalination target and the demineralized water into the vibrating dehydration unit.

In addition, the present invention extends one leg of the height adjusting device upward to configure the bottom of the dewatering unit as an inclined bottom, so that microalgae slide on the inclined bottom of the dewatering unit and escape to the outlet in the process of vibrating the dewatering unit by the moving device. can do.

In addition, the present invention determines that the bottom of the dehydration unit is clogged when the water level inside the dehydration unit is higher than the set height by the water level sensor of the partition provided inside the dehydration unit, and sprays the washing water from the washing nozzle to the bottom of the dehydration unit. The bottom can be washed, and clogging can be prevented by washing the bottom of the dewatering unit.

In addition, in the present invention, the salinity meter measures the salinity of the desalination target injected through the first pipeline and adjusts the input amount of desalination water injected into the dehydration unit through the second pipeline according to the salinity of the desalination target.

1 is a side view of a microalgae harvesting device according to a preferred embodiment of the present invention.
Figure 2 is a view showing a state in which the injection pipe line according to a preferred embodiment of the present invention is rotated to match the inclined bottom of the dewatering unit.
3 is an enlarged view of a rotating plate according to a preferred embodiment of the present invention.
4 is a front view of a microalgae harvesting device according to a preferred embodiment of the present invention.
5 is a rear view of the microalgae harvesting device according to a preferred embodiment of the present invention.
6 is a plan view of a microalgae harvesting device according to a preferred embodiment of the present invention.
Figure 7 is a view showing the operation of the opening and closing door provided in the outlet according to a preferred embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to components of each drawing, it should be noted that the same components have the same numerals as much as possible even if they are displayed on different drawings. In addition, in describing the present invention, if it is determined that a detailed description of a related known configuration or function may obscure the gist of the present invention, the detailed description will be omitted. In addition, although preferred embodiments of the present invention will be described below, the technical idea of the present invention is not limited or limited thereto and can be modified and implemented in various ways by those skilled in the art.

1 is a side view of a microalgae harvesting device according to a preferred embodiment of the present invention, and FIG. 2 is a view showing a state in which the spray pipe line according to a preferred embodiment of the present invention is rotated according to the inclined bottom of the dewatering unit, 3 is an enlarged view of a rotating plate according to a preferred embodiment of the present invention.

As shown in FIGS. 1 to 3, the present invention has a main body 10 supporting the dehydration unit 20 at the bottom of the dehydration unit 20, and desalination and dehydration of the desalination target MC introduced into the interior is performed. The dehydration unit 20, the first piping line 31 for supplying the desalination target (MC) into the dehydration unit 20, and the second piping line 32 for supplying demineralized water (W) to the dehydration unit 20 include

The demineralization target (MC) may be a microalgae culture medium containing microalgae such as Spirulina.

The body part 10 includes a moving device 11, a discharged water storage part 13, a leg part, a guide rail 16, a collecting part 17, and a washing nozzle 18.

The lower part of the body part 10 is supported by the leg part. The leg part includes one leg part 14 located on the moving device 11 side and the other leg part 15 located on the outlet part 40 side. One leg part 14 and the other leg part 15 may be configured as a left and right pair.

A height adjusting device 141 may be provided at the lower part of one leg part 14 . By raising the height of one leg part 14 by the operation of the height adjusting device 141, the dewatering part 20 can be adjusted to be inclined towards the outlet part 40.

As the length of one leg part 14 is extended upward by the operation of the height adjusting device 141 and the dewatering part 20 is inclined, the bottom 22 of the dehydrating part 20 is lowered from one side to the other side. It may consist of a sloping floor. As a result, while desalination and dehydration are performed, the microalgae M harvested from the desalination target MC can flow naturally along the inclined bottom 22 of the dehydration unit 20 and escape toward the outlet 40.

Although the height adjusting device 141 is not specifically shown in the drawings, the height of one leg 14 can be adjusted by various known structures such as screws, gears, motors, hydraulic or pneumatic structures. The height adjustment device 141 may be operated automatically or manually.

The entire dewatering unit 20 may be constructed in a mesh structure, but in this case, when the moving device 11 moves the dehydrating unit 20, the demineralized water W flows from the front, rear, left and right sides of the dewatering unit 20. It is preferable to configure only the bottom 22 of the dehydration unit 20 with a mesh network (MN) structure because it can escape to the outside of the dehydration unit 20 through the.

For example, the bottom 22 of the dewatering unit 20 is preferably configured in the form of a sieve made of a wire material of 500 to 2500 mesh (5 to 25 μm).

As the bottom 22 of the dehydration unit 20 is composed of the mesh network MN, the demineralized water W supplied into the dehydration unit 20 is discharged water D after completion of desalination, and the bottom of the dehydration unit 20 ( 22) and exits to the discharged water storage unit 13.

At this time, the microalgae M having larger particles than the mesh net MN remains inside the dewatering unit 20.

The first pipe line 31 may supply the desalination target MC from the top of the dehydration unit 20 to the inside of the dehydration unit 20 .

A pump (not shown) may be provided in the first pipe line 31 for smooth transfer of the desalination target MC. By the operation of the pump, the desalination target (MC) can be smoothly introduced into the dewatering unit 20 along the first pipe line 31 .

A discharge hole 311 through which the desalination target MC is discharged may be provided at a portion of the pipeline line located above the dewatering unit 20 of the first pipeline 31 . A salinity meter 312 may be provided at the discharge hole 311 of the first pipeline 31 . The salinity meter 312 may measure the salinity of the desalination target MC discharged through the discharge hole 311 .

The salinity meter 312 may measure the salinity of the desalination target MC and adjust the supply amount of the desalination water W supplied into the dehydration unit 20 through the second pipe line 32. The desalinated water (W) is water used to remove salts from the desalination target (MC), and may be distilled water, tap water, fresh water, or the like.

The second piping line 32 includes a main piping line 321 into which the demineralized water (W) flows and a spray piping line 322 connected to the main piping line 321 and positioned above the dewatering unit 20. .

The injection pipeline 322 is configured to cross the main pipeline 321 . At least one injection pipe line 322 may be provided. Although FIG. 6 shows that two injection pipe lines 322 are configured side by side, it is not limited thereto and the injection pipe line 322 may consist of three or more.

A nozzle 322a for spraying the demineralized water W may be provided along the longitudinal direction of the spray pipe line 322 . The demineralized water (W) may be sprayed through the nozzle 322a in the form of a spray.

The injection pipeline 322 may rotate around the intersection 321a while being connected to communicate with the intersection 321a of the main pipeline 321 .

As shown in FIG. 2, the spray pipe line 322 is rotated around the intersection 321a in accordance with the inclined bottom 22 of the dewatering unit 20, the inclination of which is adjusted by the height adjusting device 141, thereby desalting. The demineralized water (W) for desalination can be evenly sprayed throughout the desalination target (MC) located inside the dehydration unit (20).

The amount of demineralized water (W) injected from the injection pipe line 322 may vary depending on the flow rate of the washing water and the salinity of the desalination target MC measured by the salinity meter 312 .

For example, when it is necessary to adjust the injection pressure and flow rate of the demineralized water (W) injected from the injection pipe line 322, the injection time of the demineralized water (W) is sprayed for 5 seconds and the injection is stopped for 5 seconds. By adjusting the interval, the injection flow rate of the demineralized water (W) can be adjusted.

The moving device 11 may be a motor. The moving device 11 is provided on one side of the upper part of the main body 10 . The moving device 11 may be connected to the front portion of the dewatering unit 20 . The moving device 11 may cause the desalination unit 20 to move, so that the demineralization target MC supplied to the dehydration unit 20 may be desalted and dehydrated.

The moving device 11 includes a rotating plate 111 and a link 112. The rotating plate 111 is connected to the moving device 11 and is rotatable.

As shown in FIG. 3 , the central portion of the rotating plate 111 may be connected to the moving device 11, and a plurality of coupling holes 111a may be provided between the central portion and the edge of the rotating plate 111.

One end of the link 112 may be coupled to any one of a plurality of coupling holes 111a of the rotating plate 111 by the hinge shaft 113 . The other end of the link 112 may be connected to the dewatering unit 20 by a hinge shaft 113 .

The forward and backward reciprocating distance of the link 112 by coupling one end of the link 112 to the center side coupling hole 111a of the rotation plate 111 or to the edge side coupling hole 111a of the rotation plate 111. can be adjusted. By adjusting the rotational speed of the moving device 11, the forward and backward reciprocating speed of the dewatering unit 20 can be adjusted.

By the operation of the moving device 11, the rotary plate 111 is rotated, and the rotary motion of the rotary plate 111 is changed into a linear motion of the link 112. Due to the linear motion of the link 112, the dewatering unit 20 may perform a moving operation in which it moves forward and backward.

4 is a front view of a microalgae harvesting device according to a preferred embodiment of the present invention, and FIG. 5 is a rear view of the microalgae harvesting device according to a preferred embodiment of the present invention.

As shown in FIGS. 4 and 5, a pair of left and right guide rails 16 are provided in front and behind the top of the main body 10. The guide rail 16 is provided between the moving device 11 and the outlet 40 .

A sliding member 21 is provided below the dewatering part 20 . The sliding member 21 may be a cam follower bearing.

When the dewatering unit 20 is moved by the driving of the moving device 11, the sliding member 21 reciprocates along the guide rail 16 while being guided by the guide rail 16, so the dewatering unit 20 Stable moving operation of can be achieved.

The discharged water storage unit 13 is provided in the main body unit 10 to be located directly below the dewatering unit 20 . The demineralized water (W) supplied to the dehydration unit 20 may pass through the bottom 22 of the dehydration unit 20 as discharged water D after completion of desalination and be stored in the drained water storage unit 13 . The drained water D stored in the drained water storage unit 13 may be discharged through the discharge pipe 131 provided under the drained water storage unit 13 .

It is preferable that the floor 132 of the discharged water storage unit 13 is configured as an inclined bottom so that it goes down from one side to the other side, which is the discharge pipe 131 side. Due to the structure of the inclined bottom 132 of the drain water storage unit 13, the drain water D stored in the drain water storage unit 13 moves toward the discharge pipe 131 and can be smoothly discharged.

6 is a plan view of a microalgae harvesting device according to a preferred embodiment of the present invention, and FIG. 7 is a view showing the operation of an opening and closing door provided in an outlet according to a preferred embodiment of the present invention.

As shown in FIG. 6, the outlet 40 is provided on the rear side of the dewatering unit 20 having the lowest height so that the microalgae M can flow well along the inclined bottom 22 of the dehydrating unit 20. desirable.

It is preferable to configure a structure in which the width of the connection portion 50 between the outlet 40 and the dehydration unit 20 is narrowed from the dehydration unit 20 to the outlet 40 .

As shown in Figure 7, the outlet 40 may be provided with an opening and closing door 41 therein. The opening and closing door 41 may be composed of a pair of opening and closing doors that open on both left and right sides.

For example, the opening/closing door 41 may have a structure capable of being opened and closed vertically or vertically, and may be opened and closed automatically or manually.

A collecting unit 17 may be provided immediately below the outlet 40 . The collecting unit 17 may be configured in a detachable structure on the other upper side of the main body unit 10 . The collection unit 17 may collect the microalgae M discharged from the outlet 40 below the outlet 40 . The collection part 17 has a larger area than the outlet part 40 so that the microalgae M discharged from the outlet part 40 can be accurately contained in the collection part 17 without falling outside the collection part 17. do.

As shown in FIG. 6 , the demineralized water (W) sprayed from the nozzle 322a of the spray pipe line 322 may be sprayed in a wide area like the demineralized water spraying area WA.

A partition 60 may be provided at the bottom 22 of the dewatering unit 20 . The partition 60 may be configured in a convex curved shape in the direction of the moving device 11 .

Since the partition 60 has a curved shape, even if the microalgae (M) moving from the dewatering unit 20 to the outlet 40 collide with the partition 60, it does not get caught on the partition 60 and slides, and the outlet 40 ) can be easily escaped.

The partition 60 includes a water level sensor 61. The water level sensor 61 may be provided at a certain height of the partition 60 .

The water level sensor 61 detects when the bottom 22 of the dehydration unit 20 is blocked and the water level inside the dehydration unit 20 rises above a set height, and the washing nozzle 18 provided under the dehydration unit 20 ) is operated so that the washing water is sprayed to the bottom 22 of the dewatering unit 20.

The bottom 22 of the dewatering unit 20 may be cleaned by spraying high-pressure washing water through the washing nozzle 18 below the bottom 22 of the dewatering unit 20 .

The washing nozzle 18 may be mounted on the upper part of the body part 10 . The washing nozzle 18 is configured to face the bottom 22 of the dewatering part 20 so that the sprayed washing water is sprayed toward the bottom 22 of the dewatering part 20 . The washing nozzle 18 may be mounted obliquely to the body part 10 . The washing nozzles 18 may be configured to form a plurality of rows on both left and right sides.

Meanwhile, a screen sieve 70 may be provided inside the dewatering unit 20 . Microalgae M remaining in the dewatering unit 20 without being discharged to the outlet 40 through the screen sieve 70 can be collected at once.

It is preferable that the screen sieve 70 has an open structure toward the outlet 40 so as not to interfere with the movement of microalgae M to the outlet 40.

Next, the desalination and dehydration process of the desalination target of the present invention will be described.

As shown in FIG. 1, microalgae (M) can be harvested from the desalination target (MC) through the process of desalination and dehydration of the desalination target (MC).

Specifically, by operating the height adjusting device 141, the height of one leg 14 is extended upward. As the height of one leg part 14 increases, the bottom 22 of the dewatering part 20 forms an inclined structure inclining toward the outlet part 40.

The injection pipe line 322 of the second pipe line 32 is pivotally rotated about the crossing portion 321a so as to form an inclination in line with the inclined bottom 22 of the dewatering unit 20 .

The desalination target MC is supplied into the dehydration unit 20 through the first pipe line 31 . After the supply of the desalination target MC into the dehydration unit 20 is completed, the moving device 11 is driven and demineralized water W is supplied into the dehydration unit 20 through the second pipe line 32 at the same time.

When the desalination target MC is sprayed through the first pipeline 31, the salinity of the desalination target MC is measured with the salinity meter 312, and the second pipeline line 32 is installed according to the salinity of the desalination target MC. Through this, the input amount of the demineralized water (W) injected into the dehydration unit 20 can be adjusted.

By the driving of the moving device 11, the dewatering unit 20 vibrates while swinging back and forth. Specifically, the rotating plate 111 connected to the moving device 11 is rotated by the driving of the moving device 11 . The rotational motion of the rotating plate 111 is transmitted to the link 112 connected to the rotating plate 111 and is changed into linear motion. As the link 112 connected to the dewatering unit 20 moves back and forth, the dewatering unit 20 vibrates while moving back and forth.

When the dewatering unit 20 moves forward and backward, the sliding member 21 under the dewatering unit 20 moves along the guide rail 16 on the upper part of the main body 10, so that the dewatering unit 20 can be operated in a stable vibration. can

The microalgae M desalinated and dehydrated in the desalination target MC by the vibration of the dehydration unit 20 may be discharged to the outlet 40 along the inclined bottom 22 of the dehydration unit 20. . The microalgae (M) discharged to the outlet 40 may fall into the collection unit 17 and be collected.

The connection part 50 between the dewatering part 20 and the outlet part 40 has a structure in which the width becomes narrower as it goes toward the outlet part 40, and the connection part 50 has a structure in which the microalgae M is accurately directed to the outlet part 40. lead to release.

The operation of the moving device 11 causes the dehydration unit 20 to vibrate back and forth, and the vibration of the dehydration unit 20 demineralizes the desalination target MC by the demineralized water W supplied into the dehydration unit 20. can accelerate

After completion of the desalination of the desalination target MC, the demineralized water W turns into discharged water D and is discharged to the discharged water storage unit 13 through the bottom 22 of the dewatering unit 20 having a mesh network MN structure.

The drained water D stored in the drained water storage unit 13 is discharged through the discharge pipe 131 . An opening/closing device (not shown) such as a valve that controls opening and closing of the discharge pipe 131 may be provided in the discharge pipe 131 .

The opening and closing door 41 of the outlet 40 is opened when the microalgae M is discharged, and may remain closed otherwise.

The water level sensor 61 of the partition 60 detects when the bottom 22 of the dehydration unit 20 is blocked and the water level inside the dehydration unit 20 exceeds a set height, and controls the washing nozzle 18 to The bottom 22 of the dewatering unit 20 is washed by spraying high-pressure washing water toward the bottom 22 of the dewatering unit 20 through the washing nozzle 18 .

When washing the bottom 22 of the dewatering unit 20, the moving device 11 is stopped to stop vibration of the dehydrating unit 20, and the opening/closing door 41 of the outlet 40 is closed.

As described above, the present invention can harvest microalgae included in the desalination target by supplying the desalination target and demineralized water into the vibrating dehydration unit. In addition, the present invention extends one leg of the height adjusting device upward to configure the bottom of the dewatering unit as an inclined bottom, so that microalgae slide on the inclined bottom of the dewatering unit and escape to the outlet in the process of vibrating the dewatering unit by the moving device. can do. In addition, the present invention determines that the bottom of the dehydration unit is clogged when the water level inside the dehydration unit is higher than the set height by the water level sensor of the partition provided inside the dehydration unit, and sprays washing water from the washing nozzle to the bottom of the dehydration unit. The floor can be washed. In addition, in the present invention, the salinity meter measures the salinity of the desalination target injected through the first pipeline and adjusts the input amount of desalination water injected into the dehydration unit through the second pipeline according to the salinity of the desalination target.

The above description is merely an example of the technical idea of the present invention, and those skilled in the art can make various modifications, changes, and substitutions without departing from the essential characteristics of the present invention. will be. Therefore, the embodiments disclosed in the present invention and the accompanying drawings are not intended to limit the technical idea of the present invention, but to explain, and the scope of the technical idea of the present invention is not limited by these embodiments and the accompanying drawings. . The protection scope of the present invention should be construed according to the following claims, and all technical ideas within the equivalent range should be construed as being included in the scope of the present invention.

10: body part 11: moving device 13: discharge water storage part
14: one leg 15: the other leg 16: guide rail
17: collection unit 18: washing nozzle 20: dewatering unit
21: sliding member 22: floor 31: first pipeline
32: second pipeline 40: outlet 41: opening and closing door
50: connection part 60: partition 61: water level sensor
70: screen strainer 111: rotary plate 111a: coupling ball
112: link 113: hinge shaft 131: discharge pipe
132: floor 141: height adjustment device 311: discharge hole
312: salinity meter 321: main pipeline 321a: intersection
322: injection pipe line 322a: nozzle D: discharge water
M: Microalgae MC: Desalination target MN: Mesh net
W: demineralized water WA: demineralized water injection area

Claims (15)

body part;
a dewatering unit located above the main body unit, with an open top and a mesh bottom;
a first pipe line supplying a desalination target from the top of the dehydration unit to the inside of the dehydration unit; and
a second pipe line supplying demineralized water from an upper part of the dewatering part to the inside of the dewatering part so as to be adjacent to the first pipe line;
including,
The body part,
a moving device provided on one side of an upper portion of the main body unit and connected to the dewatering unit to enable a moving operation of the dewatering unit;
Including,
The moving device is a motor,
The moving device,
a rotating plate connected to the moving device and rotatable; and
a link connected to the dehydration unit and at least one coupling hole provided in the rotation plate by hinge shafts at both ends;
Including,
Microalgae harvesting device, characterized in that guide rails are provided on both sides of the upper part of the main body, and sliding members movable along the guide rails are provided on both sides of the lower part of the dehydration part. According to claim 1,
The body part,
a drained water storage unit located below the dewatering unit and capable of storing or discharging discharged water discharged to the bottom of the dewatering unit; and
a height adjusting device provided in the one leg portion among one leg portion and the other leg portion supporting the main body portion, and capable of adjusting the height of the one leg portion so that the bottom of the dewatering portion is inclined from one side to the other side;
Microalgae harvesting device further comprising a. delete delete According to claim 1,
The sliding member,
Microalgae harvesting device, characterized in that the cam follower bearing. According to claim 2,
The bottom of the discharge water storage unit,
Microalgae harvesting device, characterized in that configured to be inclined so as to be lowered from one side to the other side where the discharge pipe is provided. According to claim 1,
The second pipe line,
A main pipeline through which demineralized water flows; and
At least one spray pipe line provided to cross the main pipe line, provided with a nozzle for discharging demineralized water along the length direction, connected to communicate with the cross section of the main pipe line and rotatable around the cross section;
Microalgae harvesting device comprising a. According to claim 2,
The operation of the moving device shakes the dewatering part back and forth, desalination of the desalination target is performed by the desalinated water supplied into the desalination part, and after the desalination target is completed, the demineralized water becomes discharged water and passes through the bottom of the desalination part. The microalgae discharged to the discharged water storage unit and dehydrated in the dewatering unit are discharged to the outlet connected to the other side of the dehydration unit along the inclined bottom of the dehydration unit inclined by the operation of the height adjusting device Microalgae, characterized in that harvesting device. According to claim 8,
Microalgae harvesting device, characterized in that the outlet portion has a door that can be opened and closed therein, and the connection portion of the outlet portion and the dewatering portion has a structure in which the width decreases from the dehydration portion to the outlet portion. According to claim 8,
A collection unit is provided on the other side of the main body, and the collection unit collects microalgae discharged from the outlet below the outlet. According to claim 2,
Microalgae harvesting device, characterized in that a partition including a water level sensor is provided at the bottom of the dehydration unit, and the partition is configured in a curved shape. According to claim 11,
A washing nozzle is arranged on the upper part of the main body part, and the water level sensor controls the washing nozzle located at the lower part of the dewatering part when the water level of the dewatering part is higher than a set water level, so that the washing water flows from the washing nozzle toward the bottom of the dewatering part. Microalgae harvesting device, characterized in that for spraying. According to claim 1,
A discharge hole through which the desalination target is discharged is provided at a portion of the pipeline located above the dehydration part of the first pipeline, and a salinity meter is provided at the discharge hole, and the salinity meter is provided for the desalination target discharged through the discharge hole. Microalgae harvesting device, characterized in that by measuring the salinity to discharge the discharge amount of the demineralized water discharged to the dehydration unit through the second pipe line as a set discharge amount. According to claim 1,
Microalgae harvesting device, characterized in that a screen sieve is provided inside the dewatering unit. According to claim 1,
The desalination target,
Microalgae harvesting device, characterized in that the microalgae culture medium.

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