KR101330187B1 - Rotary type dust removing apparatus - Google Patents

Abstract

The present invention relates to a rotary dust removing device in which a rake unit includes a first rake member and a second rake member having a different length to easily remove foreign substances. The rotary dust removing device according to the present invention comprises: a main screen installed in a sewage disposal plant or a drainage disposal plant; a frame installed to be adjacent to the main screen; a rake unit installed at the frame and discharging adulteration filtered by the main screen; and a discharge member transferring the rake unit on a caterpillar phase along the screen and removing the adulteration filtered by the main screen. The rake unit includes a support bar moving along the caterpillar phase by a transfer unit and extended to cross the front side of the main screen, the first rake member and the second rake member installed at the support bar and removing the adulteration filtered by the main screen. The length of the second rake member, in which is protruding from the front of the main screen is greater than the first rake member.

Description

Rotary Vibrator {Rotary type dust removing apparatus}

The present invention relates to a rotary vibration damper, and more particularly, to a rotary vibration damper having a first rake member and a second rake member having different rake lengths so as to easily remove bulky contaminants or foreign substances such as wood chips. It is about.

In general, the vibration suppressor is installed in a drainage pumping station, a tap water intake, a related water channel, a sewage treatment plant, and a dam, which is lower than the water surface, to remove foreign substances introduced in a suspended or sedimented state.

An example of such a vibration suppressor is disclosed in Korean Utility Model Registration No. 1991-04759. The published novelty has a structure in which a claw removing rake is moved along the screen.

In addition, Utility Model Registration No. 0175037 discloses another example of a vibration suppressor. The published vibration suppressor is provided with a screen installed at an inclined angle with the bottom surface, a potential screen for filtering foreign matter passing between the screen bottom surface and installed at the front lower end of the screen, and to remove dust from the screen and the potential screen. Screening rakes installed at both ends of the screen, a drive motor for driving the endless chain so that the rake rotates continuously on the screen, and the screen of the screen for smooth rotation of the rake rotated by the endless chain and complete removal of the jinche Guide plates are installed on the upper side and guide rails are provided on both lower ends of the screen to guide the rotational driving of the endless chain.

Utility Model Registration No. 0323130 includes a pair of frames spaced apart from each other, a screen having a plurality of diaphragms and disposed in mutually spaced spaces of the frame to filter dirt moving with water flow, and at least one region of the rear surface of the screen. It is provided with a damper main body including a coupling piece provided in the.

The utility model registration No. 0215622 discloses a hydraulically driven vibration damper, the utility model registration No. 9247793 discloses a screen vibration damper, and the utility model registration No. 0227207 has a rotor type vibration damper with an improved ejector.

The vibration dampers configured as described above remove the foreign substances contained in the water while the corrugated rake and the rake rotated by the endless chain are moved between the damping screens, or the eject bar installed to be rotatable has a narrow and long adjustment groove in the driving direction. As it moves along, it removes foreign substances, such as garbage and scum, which are suspended or piggybacked in water.

However, these conventional vibration suppressors cannot discharge large deposits such as settled wood after being transported by water. Therefore, sediment accumulated in the lower part of the damper causes damage to the damper.

The present invention is to solve the above problems, by changing the structure of the rake unit for removing the screen of the debris to easily remove the large debris or foreign matter caught on the screen to minimize the risk of breakage of the vibration damper, and to reduce the flow of running water An object of the present invention is to provide a rotary vibration damper that can be smoothly performed.

Rotary damper according to the present invention, the main screen is installed in the sewage treatment plant or drainage treatment plant, the frame is installed adjacent to the main screen, the rake unit is installed on the frame for discharging the contaminants filtered by the main screen, and And a take-out means for removing contaminants caught by the main screen while transferring the rake unit along the screen to the endless track, wherein the rake unit moves along the endless track by the transfer unit and extends across the front of the main screen. And a first rake member installed on the support bar and a first rake member for removing the impurities caught in the main screen, and a second rake member, wherein the second rake member is located in front of the main screen than the first rake member. The protruding protrusion length is formed longer.

The take-out means includes a drive shaft installed at an upper portion of the frame, a pair of drive sprockets respectively installed at both ends of the drive shaft, a pair of chain guides installed at a lower portion of the frame and corresponding to the pair of drive sprockets; And a driving chain extending in an endless track over the driving sprocket and the chain guide, and a driving unit for driving the driving shaft, wherein the support bar is connected to both ends of the driving chain installed at both sides of the driving shaft. And a plurality of first fastening holes and second fastening holes spaced apart in the longitudinal direction so as to extend in a direction in which the first fastening holes and the second fastening holes cross each other. And an inner diameter corresponding to an outer diameter of the support bar and formed on one side of the first transfer part, and the first fastening hole and the second fastening. A first coupling pipe having a first fixing hole and a second fixing hole corresponding to the hole, and an inner diameter formed at the other side of the first transfer part and corresponding to an outer diameter of the first coupling pipe, And a second coupling pipe having a third fixing hole and a fourth fixing hole corresponding to the hole and the second fixing hole, wherein the second rake member has a protruding length protruding toward the front of the main screen from the first transfer part. It is preferable to include a second conveying part which is formed longer and a third coupling pipe and a fourth coupling pipe which are formed on both sides of the second conveying part, respectively, and formed to correspond to the first coupling pipe and the second coupling pipe.

Rotary dedusting machine of the present invention is installed on the upper side of the frame to transfer the contaminants to the discharge conveyor scraper for removing the foreign matter remaining in the rake unit, washing water injection unit for spraying high pressure water toward the rake unit The washing water spraying unit may further include a spray nozzle formed at a front end to spray the washing water toward the rake unit, the nozzle member being supported to rotate up and down on a bracket, and the rotational force from the driving motor. Rotating plate which is installed to receive the transmission, and the link member for interconnecting the rear end of the nozzle member and one side of the rotating plate to rotate the nozzle member around the connecting portion connected to the bracket in accordance with the rotation of the rotating plate It is desirable to.

The rotary vibration damper according to the present invention has an advantage of minimizing the risk of breakage of the rotary vibration damper due to the large sized contaminants because the large dust trapped on the screen can be easily removed.

1 is a side view showing an embodiment of a rotary vibration damper according to the present invention;
FIG. 2 is a partially cutaway perspective view illustrating a rake unit of the rotary vibration damper of FIG. 1;
3 is an exploded perspective view showing an embodiment in which the first rake member and the second rake member of the rake unit of FIG. 2 are detachably formed;
4 is a sectional view of the embodiment of FIG. 3;
FIG. 5 is a side view illustrating a scraper and a washing water injection unit installed at an upper portion of the vibration damper to remove foreign substances attached to the rake member; FIG.

Hereinafter, with reference to the accompanying drawings will be described in more detail a rotary vibration damper according to the present invention.

1 and 2 show a preferred embodiment of the rotary vibration damper according to the present invention.

Referring to the drawings, the rotary dust collector is a main screen installed in the sewage treatment plant or a wastewater treatment plant, a frame installed adjacent to the main screen, a rake unit for removing the impurities caught in the main screen, and a rake unit to transport the And take-out means for conveying to the discharge conveyor.

The main screen is formed so that a plurality of screen bars spaced apart at predetermined intervals extend upward and downward, and water and foreign substances of small size pass through the screen bars, but impurities that are larger than the screen bar separation distance cannot be caught by the main screen. do.

The frame is provided with a pair at both ends of the main screen to be adjacent to the main screen. The frame is a section steel having a cross-section 'c' shape, and guides the drive chain to be described later along the track.

As shown in FIG. 2, the rake unit includes a support bar having both ends supported by the driving chains, and first and second rake members which are supported by the support bar to remove the impurities caught in the main screen.

Each of the first rake member and the second rake member protrudes forward from the support bar to remove any debris located in front of the main screen, and extends to the rear of the screen bar and extends to the space between the screen bars. It is provided with a second discharge portion for removing the impurities caught between the screen bar by being inserted.

In particular, the second rake member is formed to have a longer protruding length protruding forward than the first rake member, so that it is easy to pull bulky contaminants such as logs or plastic pipes. In the present exemplary embodiment, three first rake members are shown installed between the second rake members, but the arrangement order or shape of the first rake member and the second rake member may be variously configured as necessary. have.

The take-out means includes a drive shaft installed at an upper portion of the frame, a drive sprocket respectively installed at both ends of the drive shaft, a pair of chain guides installed at a lower portion of the frame, a drive chain and a drive chain caught by the drive sprocket and the chain guide to rotate. It includes a drive unit.

The driving sprocket rotates the driving chain connected to the endless track while integrally rotating with the driving shaft when the driving shaft is rotated by the driving unit, and the rake unit supported by the driving chain moves along the extending direction of the driving chain.

The drive unit includes a driven connection sprocket installed on the drive shaft, a drive connection sprocket connected through the connection chain and the driven connection sprocket, and a drive motor for rotating the drive connection sprocket. The rotational force is transmitted to the drive shaft by the driven connection sprocket and the connection chain, thereby rotating the drive sprocket. The drive motor is preferably a geared motor with a relatively large reduction ratio.

The above-mentioned rotary vibration suppressor of the present invention filters the impurities contained in the water flowing into the sewage treatment plant or the wastewater treatment plant by the main screen, and the filtered impurities are transferred to the upper portion of the main screen through the rake unit which is rotated by the extraction means. And then transported to the discharge conveyor. The discharge conveyor transports the contaminants to a separate treatment facility for treating the contaminants or to a separate facility for storing or transporting the contaminants. In addition, the above-described rotary vibration damper of the present invention, the rake unit is composed of a first rake member and a second rake member having different lengths, so that it is easy to transport and discharge a relatively large contaminant such as wood chips or plastic pipes. High efficiency of

In addition, the rake unit may be formed as shown in Figs.

Looking at another embodiment of the rake unit shown in Figures 3 and 4, the rake unit of the present embodiment is formed in the shape of a circular pipe having a hollow support bar, a plurality of first fastening spaced apart from each other along the longitudinal direction to the support bar A hole and a second fastening hole are formed. The first fastening hole and the second fastening hole extend in directions crossing each other and are spaced apart from each other by a predetermined distance along the longitudinal direction of the support bar. The first and second fastening holes are spaced apart from each other to prevent the fastening members from overlapping each other when the fastening members to be described later are coupled to each other.

The first rake member of the present embodiment is formed to protrude along the extending direction of the support bar, respectively, on the first transfer portion and the one side and the other side of the first transfer portion to be able to tow the contaminants between the front and the screen bar of the main screen It comprises a first coupling pipe and a second coupling pipe.

The first conveying part is formed with a through-hole so that the support bar can pass through the coupling position where the first coupling pipe and the second coupling pipe are coupled, and the first coupling pipe protrudes in one direction from one side of the first transfer pipe. It is a hollow pipe shape having an inner diameter corresponding to the outer diameter of the bar. Therefore, the diameter of the hollow of the first coupling pipe is communicated with each other corresponding to the diameter of the through hole, the first fixing hole and the second fixing hole corresponding to the first fastening hole and the second fastening hole are formed in the first coupling pipe, respectively. It is.

The second coupling pipe protrudes in the other direction from the other side of the first transfer portion. The second coupling pipe is also formed of a cylindrical body having a hollow, wherein the inner diameter of the second coupling pipe corresponds to the outer diameter of the first coupling pipe, and the third fixing hole and the fourth fixing hole corresponding to the first fixing hole and the second fixing hole, respectively. The fixing hole is formed.

The second rake member includes a second transfer part having a longer protruding length protruding toward the front of the main screen than the first transfer part, and a third coupling pipe and a fourth coupling pipe respectively formed on both sides of the second transfer part. The through hole corresponding to the outer diameter of the support bar is also formed in the second transfer part, and the third coupling pipe and the fourth coupling pipe are formed on one side and the other side of the second transfer unit, respectively. The third coupling pipe and the fourth coupling pipe are formed so that the outer diameter and the inner diameter are the same as the first coupling pipe and the second coupling pipe, respectively, and fixing holes corresponding to the first to fourth fixing holes are also formed in the same manner. It is.

The first rake member and the second rake member of the present embodiment are installed so that the first coupling pipe or the third coupling pipe enters into the second coupling pipe or the fourth coupling pipe of the first or second rake member adjacent thereto. The support bar extends into the first coupling pipe and the third coupling pipe. The fastening member is installed to pass through the first fixing hole and the second fixing hole, the first fixing hole and the second fixing hole from the third fixing hole and the fourth fixing hole, thereby supporting the first rake member and the second rake member. It is fixed to the bar. In addition, since the first coupling pipe and the second coupling pipe of the first rake member are formed to match the third coupling pipe and the fourth coupling pipe of the second rake member, You can adjust the arrangement order appropriately.

5 shows an embodiment of the scraper and the washing water injection unit.

The scraper and the washing water spray unit are for removing the impurities remaining in the rake unit after the impurities are transferred to the discharge conveyor.

The scraper is installed in the mounting frame provided on the upper side of the water channel, the end is formed to contact the support bar or the first rake member or the second rake member, so that the rake unit is transported along the drive chain by the scraper The debris is removed.

The washing water spray unit removes contaminants remaining in the rake unit by spraying the high pressure washing water toward the rake unit, and includes a spray nozzle, a nozzle member, a rotating plate, and a link member.

The nozzle member is in the form of a pipe in which a flow path through which the washing water passes is formed, and the front and rear ends of the nozzle member are rotatably installed up and down. In addition, an injection nozzle is installed at the front end of the nozzle member to remove impurities remaining in the rake unit with high pressure water.

The rotating plate is rotatably installed in the mounting frame, and one side of the rotating plate is formed with a sprocket connected to the driving motor through a chain to rotate by receiving the rotational force by the driving motor.

The link member is to interconnect the rear end of the rotating plate and the nozzle member, one side is rotatably connected to the rear end of the nozzle member, the other side is rotatably connected to the rotating plate. In particular, the connecting position where the other side of the link member is connected to the rotating plate is spaced a predetermined distance in the radial direction from the center of rotation of the rotating plate so that when the rotating plate rotates, the link member has a radius of the distance between the center of the rotating plate and the connecting point of the link member. It moves along the circumferential direction of the circle.

Since the link member is rotated by the rotating plate, the rear end portion of the nozzle member is moved up and down about the connection point connected to the bracket. Therefore, the nozzle member can effectively remove the impurities attached to the rake unit while automatically rotating up and down by the driving force of the drive motor.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

10; Rotary damper
100; Main screen
110; Screen bar 120; Mounting frame
200; frame
300; Rake Unit
310; Support bar
320; First rake member 330; Second rake member
340; A first outlet 350; The second discharge portion
400; Discharge conveyor
500; Ejection means
510; Drive sprocket 520; Chain guide
530; Drive chain 540; The driving unit
541; Driven sprocket 542; Connection chain
543; Drive sprockets 544; Drive motor
600; Rake Unit
610; Support bar
611; First fastening hole 612; The second fastening hole
620; First rake member
621; First transfer part 622; Through hole
623; First coupling pipe 624; First fixing hole
625; Second fixing holes 626; Second coupling pipe
627; Third fixing hole 628; 4th fixing hole
630; Second rake member
631; Second transfer part 632; 3rd coupling pipe
633; 4th coupling pipe
700; Scraper
800; Washing water spray unit
810; Spray nozzle 820; Nozzle member
830; Bracket 840; Spindle
850; Link member

Claims (4)

A main screen installed in the sewage treatment plant or the wastewater treatment plant;
A frame installed adjacent to the main screen;
A rake unit installed on the frame for discharging the contaminants filtered by the main screen;
And a take-out means for removing the impurities caught on the main screen while transferring the rake unit along the screen in an infinite orbit.
The rake unit is moved along the caterpillar by a transfer unit and extends across the front of the main screen, a first rake member installed on the support bar to remove the impurities caught in the main screen, and a second rake. With a member,
The second rake member has a longer protruding length protruding toward the front of the main screen than the first rake member,
The take-out means includes a drive shaft installed at an upper portion of the frame, a pair of drive sprockets respectively installed at both ends of the drive shaft, a pair of chain guides installed at a lower portion of the frame and corresponding to the pair of drive sprockets; And a driving chain extending over the endless track by the driving sprocket and the chain guide, and a driving unit for driving the driving shaft.
Both ends of the support bar are connected to drive chains installed at both sides of the drive shaft, and the plurality of first fastening holes and the second fastening holes spaced along the longitudinal direction extend in a direction crossing each other. ,
The first rake member has a first conveying portion formed to support and transport a contaminant, and has an inner diameter formed on one side of the first conveying portion and corresponding to an outer diameter of the support bar, and the first fastening hole and the second fastening hole. A first coupling pipe having a first fixing hole and a second fixing hole corresponding to the first coupling pipe and an inner diameter formed on the other side of the first transfer part and corresponding to an outer diameter of the first coupling pipe, And a second coupling pipe having a third fixing hole and a fourth fixing hole corresponding to the second fixing hole,
The second rake member is formed on both sides of the second conveying portion and the second conveying portion, each having a protruding length that protrudes longer than the first conveying portion of the main screen than the first conveying portion, the first coupling pipe and the second Rotary damper comprising a third coupling pipe and the fourth coupling pipe formed to correspond to the coupling pipe. delete The method of claim 1,
And a scraper for removing foreign matter remaining in the rake unit after being installed on the upper side of the frame to transfer the contaminants to the discharge conveyor, and a washing water spraying unit for spraying high pressure water toward the rake unit. Rotary vibration damper. The method of claim 3, wherein
The washing water spraying unit has a spray nozzle formed at a front end to spray the washing water toward the rake unit, and is installed to receive a rotational force from a drive member and a driving motor supported by the bracket to rotate up and down. And a link member for connecting the rotary plate and the rear end of the nozzle member and one side of the rotary plate so that the nozzle member rotates about a connection part connected to the bracket according to the rotation of the rotary plate. .

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