CN217188280U - An air cleaning screen filter device - Google Patents

Abstract

The utility model discloses an air cleaning screen cloth filter equipment, including the installing support, cylinder filter screen and clearance subassembly, the both ends of cylinder filter screen are provided with its sealed flange, and one of them flange's centre trompil outwards extends and establishes with delivery port movable sleeve, and the delivery port is fixed on the installing support through fixed casting die, and another flange's centre activity sets up and makes cylinder filter screen can roll between two installing supports on another installing support, and the top fixed mounting of installing support has the motor connecting plate that supports servo motor. The utility model provides a buoyancy of flotation pontoon makes the top of cylinder filter screen be located the top of the surface of water, and the cylinder filter screen rotates the in-process and makes its one side remove to the top of the surface of water from the below of the surface of water, the adhesion of the tiny particle silt of being convenient for and alga plant to the face increases the cleaning efficiency of debris, and then increases the filtration efficiency and the filter effect of cylinder filter screen.

Description

An air cleaning screen filter device

technical field

The utility model relates to the technical field of filtering equipment, in particular to an air cleaning screen filtering device.

Background technique

The equipment conventionally used for surface cement sand and other sewage treatment and filtration are mainly sand and gravel filters, mesh filters and laminated filters. , Filtration is mainly the function of resistance interception, which is mainly used to remove the suspended solids in the water. After the water flow enters from the water inlet of the filter and flows through the filter layer, the suspended impurities in the water are adsorbed by the filter layer. The filtered water flows from the filter cap to the The water outlet, the mesh filter is to intercept the impurities in the water with the particle size larger than the size of the filter mesh on the surface of the filter screen when the sewage passes through the filter screen. The filtered water flows out through the water outlet, and the laminated filter is filtered in the sewage. When the net is used, the impurities in the water whose particle size is larger than the size of the stacking orifice of the laminations are intercepted and retained on the surface of the water inlet side, and the filtered water flows out through the water outlet;

In the prior art filter device, when cleaning, one is manual cleaning, the water is directly cut off and then the filter element is taken out, and the administrator cleans it with clean water; the other is automatic cleaning, which can clean the surface of the filter element by backwashing with clean water The impurities are discharged from the drain valve to complete the cleaning. The disadvantages are that the working pressure is high, the hydraulic loss is high, the manual cleaning consumes a lot of labor and is prone to water blocking and flow interruption events. In the case of timely cleaning, the phenomenon of water blocking is easy to occur. When the water blocking is serious, the water in the grit chamber will overflow, which will cause the foundation of the grit chamber to be eroded and destroy the grit chamber. Therefore, it is necessary to provide a A filter device that uses air power to remove debris to overcome the above shortcomings.

Utility model content

The purpose of this utility model is to solve the problem of cleaning in the prior art. One is manual cleaning, the water is directly stopped and then the filter element is taken out, and the management personnel use clean water for cleaning; The impurities on the surface of the washing and cleaning filter element are discharged by the drain valve to complete the cleaning. The disadvantage is that the working pressure is high, the hydraulic loss is high, the manual cleaning consumes a lot of labor and is prone to water blocking and flow interruption events, and frequent automatic cleaning results in a lot of waste of water resources. Therefore, an air cleaning screen filter device is proposed.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an air cleaning screen filter device, comprising a mounting bracket, a drum filter screen and a cleaning assembly, and the two ends of the drum filter screen are provided with connecting flanges for sealing them, One of the connecting flanges has an opening in the middle and extends outward to be movably sleeved with the water outlet. The water outlet is fixed on the mounting bracket by a fixed pressure piece, and the middle of the other connecting flange is movably arranged on the other mounting bracket to allow the drum filter to filter. The net can be rolled between two mounting brackets. The top of the mounting bracket is fixedly installed with a motor connecting plate that supports the servo motor. The power end of the servo motor is provided with a belt around the surface of the connecting flange to make it rotate for the drum filter. Provide power, two buoy brackets are fixed on the installation bracket, the end of the buoyant bracket is fixed with a buoy to provide buoyancy for the equipment, and a filter screen brush for cleaning the surface of the drum filter screen is arranged between the two installation brackets; the filter device It also includes a cleaning component that removes small particles of sediment by aerodynamics, and the cleaning component is located inside and outside the drum screen.

Further preferably, the cleaning assembly includes a guide rod bracket, a positive and negative guide rail rod, a hollow integrated plate, a lead screw ring, a slider adjustment gland, a sliding guide rail, a sewage pipe, a sewage inlet, a sewage outlet and a vacuum adsorption pump, and a mounting bracket. A guide rod bracket is fixed on the guide rod bracket, and the guide rod bracket limits the positive and negative guide rail rods to be driven by the servo motor to rotate. Between the two mounting brackets, there are parallel positive and negative guide rail rods and sliding guide rails. Two slidable hollow integrated boards are arranged on the guide rail, the top of the two hollow integrated boards is connected with a sewage pipe, the end of the sewage pipe is provided with a vacuum adsorption pump, and the bottom and side of the vacuum adsorption pump are the sewage outlet and the sewage inlet respectively. Counterclockwise and clockwise screw grooves are provided on the surface of the front and rear guide rail rods, and a screw ring matched with the screw grooves is arranged in the gap between the front and back rail rods and the hollow integrated plate.

Further preferably, the cleaning assembly includes a hollow scraper, a support pipe, a sewage inlet, a sewage outlet and a vacuum adsorption pump, and a hollow scraper directly above the drum filter is arranged between the two mounting brackets. A support pipe is connected, the end of the support pipe is provided with a vacuum adsorption pump, and the bottom and side of the vacuum adsorption pump are respectively a sewage outlet and a sewage inlet.

Further preferably, the cleaning assembly includes a hollow scraper, a supporting pipe, a waterproof bearing and a vacuum adsorption pump, and a waterproof bearing is fixedly arranged through the middle of the other connecting flange, and a supporting pipe is arranged in the middle of the waterproof bearing, and one end of the supporting pipe is provided. A hollow scraper is fixed above the inner wall of the drum screen, and the other end of the support pipe is provided with a vacuum adsorption pump for injecting air into it.

Further preferably, the top of the hollow integrated board is movably provided with a slider adjustment gland, the slider adjustment gland passes through the lead screw ring and abuts on the positive and negative guide rods, and the tops of the two hollow integrated boards are provided with connecting pipes, The end of the connecting pipe is connected with the drain pipe.

Further preferably, the hollow scraper rod is arranged in parallel directly above the drum filter screen, and the bottom of the hollow scraper rod is provided with sewage suction holes at equal intervals.

Further preferably, the top of the hollow scraping rod is provided with sewage suction holes at equal intervals, and the end of the support pipe is kept perpendicular to the hollow scraping rod and is bent at a right angle.

Further preferably, the drum screen is kept parallel to the two buoys, and the height of the top of the drum screen is higher than the height of the top of the buoy.

Further preferably, a pulley is provided on the power end of the servo motor, and the belt wraps around the pulley, the connecting flange and the positive and negative guide rail rods and drives synchronously.

Further preferably, the servo motor is connected with a controller through a wire, the controller is located on the filter screen brush, and the water outlet is connected with an external suction pump to form a negative pressure inside the drum screen.

The beneficial effects of the present utility model are:

1. The sewage enters the clean water buffer area composed of the drum filter and the connecting flange from the grit chamber through the drum filter, and then the clean water flows out through the water outlet. When the sewage passes through the drum filter from the grit chamber, the sediment and the Other dirt stays on the surface of the drum filter screen, and then drives the drum filter screen to rotate through the servo motor, and sweeps off the large particles of sediment, branches, leaves, weeds and other general dirt that remain on the surface of the drum filter screen through the screen brush. , and rotate the small particles of sediment, algae and other dirt that remain on the surface of the drum filter to the vacuum adsorption and guide rail connection integrated board, and suck the sediment and dirt away through the adsorption pressure; it has a relatively complete structure, High reliability, simple and reasonable operation, and significantly improved cleaning efficiency of floating objects in the grit chamber;

2. The buoyancy of the buoy makes the top of the drum filter above the water surface. During the rotation of the drum filter, one side moves from below the water surface to above the water surface, which is convenient for the attachment of small particles of sediment and algae, thereby increasing the surface area. The cleaning efficiency of debris, thereby increasing the filtration efficiency and filtration effect of the drum filter;

3. The hollow integrated board removes the sundries through the vacuum adsorption pump, which saves a lot of water resources during the cleaning process, and the cleaning work is carried out simultaneously with the filtration work of the drum filter, which can effectively increase the filtration efficiency and effect of the drum filter, and Filtering under natural water potential pressure, while transporting sediment and dirt to the water body, and vacuum adsorption cleaning, which not only effectively reduces the air pressure for cleaning, but also reduces the water content of sediment and other dirt, effectively reducing cleaning power consumption.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

2 is a schematic front view of the utility model as a whole;

Fig. 3 is the bottom view schematic diagram of the utility model as a whole;

Fig. 4 is the left side schematic diagram of the utility model as a whole;

5 is a schematic diagram of the second embodiment of the present utility model;

FIG. 6 is a schematic diagram of the third embodiment of the present invention.

In the figure: water outlet 1, connecting flange 2, mounting bracket 3, fixed pressure piece 4, guide rod bracket 5, motor connecting plate 6, servo motor 7, positive and negative guide rail rod 8, hollow integrated plate 9, lead screw ring 10 , slider adjustment gland 11, sliding guide 12, sewage pipe 13, sewage inlet 14, sewage outlet 15, vacuum adsorption pump 16, belt 17, buoy support 18, buoy 19, filter brush 20, drum filter 21, control 22 , hollow scraper rod 23 , support pipe 24 , waterproof bearing 25 .

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Example 1:

1-4, an air cleaning screen filter device includes a mounting bracket 3, a drum screen 21 and a cleaning assembly. The two ends of the drum screen 21 are provided with connecting flanges 2 for sealing them. One of the connection methods The middle of the flange 2 has a hole and extends outward to be movably sleeved with the water outlet 1. The water outlet 1 is fixed on the mounting bracket 3 by the fixed pressure piece 4, and the middle of the other connecting flange 2 is movably arranged on the other mounting bracket 3. The drum filter 21 can be rolled between the two mounting brackets 3, the top of the mounting bracket 3 is fixedly installed with the motor connecting plate 6 supporting the servo motor 7, and the power end of the servo motor 7 is provided with a winding around the connecting flange 2. The belt 17 on the surface enables it to provide power for the rotation of the drum screen 21. Two buoy brackets 18 are fixed on the mounting bracket 3. The end of the buoyant bracket 18 is fixed with a buoyancy 19 that provides buoyancy for the equipment. A filter brush 20 for cleaning the surface of the drum filter 21 is arranged between them; the filter device also includes a cleaning component for cleaning small particles of sediment by aerodynamic force, and the cleaning component is located inside and outside the drum filter 21 .

Preferably, the cleaning assembly includes a guide rod bracket 5, a positive and negative guide rod 8, a hollow integrated plate 9, a lead screw ring 10, a slider adjustment gland 11, a sliding guide rail 12, a sewage pipe 13, a sewage inlet 14, and a sewage outlet 15 and The vacuum adsorption pump 16, the guide rod bracket 5 is fixed on the installation bracket 3, the guide rod bracket 5 limits the positive and negative guide rail rods 8 to be driven by the servo motor 7 to rotate, and the two installation brackets 3 are provided with parallel positive and negative guide rods. The reverse rail rod 8 and the sliding rail 12, the front and back rail rods 8 and the sliding rail 12 are provided with two slidable hollow integrated plates 9, the tops of the two hollow integrated plates 9 are connected with a sewage pipe 13, and the end of the sewage pipe 13 A vacuum adsorption pump 16 is provided, and the bottom and side of the vacuum adsorption pump 16 are the sewage outlet 15 and the sewage inlet 14 respectively. A lead screw ring 10 matched with the lead screw groove is arranged in the gap between the hollow integrated plate 9 and the hollow integrated plate 9;

During the specific implementation, the servo motor 7 drives the forward and reverse guide rail rods 8 to rotate, and the forward and reverse guide rail rods 8 rotate through the screw groove to match the screw ring 10, so that the hollow integrated board 9 moves to the right, and then passes through another reverse screw screw. The hollow integrated plate 9 moves to the left, and then the hollow integrated plate 9 reciprocates left and right. The vacuum adsorption pump 16 generates negative pressure inside the sewage pipe 13, the hollow integrated plate 9 and the connecting pipe, and the bottom of the hollow integrated plate 9 pushes the roller Small particles of sediment, algae and other dirt on the top of the filter screen 21 are adsorbed into the hollow integrated plate 9 and then discharged through the sewage outlet 15 of the vacuum adsorption pump 16 .

Preferably, the top of the hollow integrated plate 9 is movably provided with a slider adjustment cover 11 , and the slider adjustment cover 11 passes through the screw ring 10 and abuts on the front and back rail rods 8 , and the tops of the two hollow integrated plates 9 are provided with The connecting pipe, the end of the connecting pipe is connected with the sewage pipe 13, the connecting pipe keeps the two hollow integrated boards 9 fixed, and the sliding guide 12 ensures that the two hollow integrated boards 9 act smoothly between the two mounting brackets 3 move.

Preferably, the power end of the servo motor 7 is provided with a pulley, the belt 17 is wrapped around the pulley, the connecting flange 2 and the positive and negative guide rail rods 8 and driven synchronously, and the servo motor 7 drives the connecting flange 2 and the drum filter through the belt 17. 21 rotates synchronously, the rotation of the drum filter 21 rotates the small particles of sediment and algae and other dirt remaining on the surface and sends it to the hollow integrated plate 9, and the drum filter 21 completes a sundries cleaning every time it rotates. It can effectively prevent many problems such as clogging of the filter holes of the drum filter screen 21.

Preferably, the drum screen 21 is kept parallel to the two buoys 19, the height of the top of the drum screen 21 is higher than the height of the top of the buoy 19, the buoy 19 generates buoyancy and floats on the water surface, so that the top of the drum screen 21 is located on the water surface, The surface of the drum filter screen 21 can be effectively attached with small particles of sediment and algae, which facilitates the transportation of small particles of sediment and algae.

Preferably, a controller 22 is connected to the servo motor 7 through wires, the controller 22 is located on the screen brush 20 , the end of the sewage pipe 13 is connected to the sewage inlet 14 , and the water outlet 1 is connected to an external suction pump, so that the inside of the drum screen 21 is connected. Negative pressure is formed, and the water outlet 1 pumps away the filtered clean water through an external water pump, so that the sewage is continuously filtered by the drum filter screen 21, and the filtration work can be performed quickly.

Embodiment 2:

The difference from the first embodiment is that, referring to FIG. 5 , the cleaning assembly includes a hollow scraper 23 , a support pipe 24 , a sewage inlet 14 , a sewage outlet 15 and a vacuum adsorption pump 16 . The hollow scraper rod 23 directly above the net 21, the middle of the hollow scraper rod 23 is connected with a support pipe 24, the end of the support pipe 24 is provided with a vacuum adsorption pump 16, and the bottom and side of the vacuum adsorption pump 16 are the sewage outlet 15 and the sewage discharge respectively. import 14;

In specific implementation, the vacuum adsorption pump 16 generates negative pressure inside the support pipe 24 and the hollow scraper 23, and the hollow scraper 23 can absorb the small particles of sediment and algae on the surface of the drum screen 21, which is similar to the first embodiment. The structure is simpler and the cleaning process is faster and more convenient.

Preferably, the hollow scraper 23 is arranged in parallel directly above the drum screen 21, and the bottom of the hollow scraper 23 is provided with sewage suction holes at equal intervals. The small particles of sediment and algae on the surface are sucked away and discharged through the sewage outlet 15 of the vacuum adsorption pump 16 .

Embodiment three:

The difference from the first embodiment is that, referring to FIG. 6 , the cleaning assembly includes a hollow scraper rod 23, a support pipe 24, a waterproof bearing 25 and a vacuum adsorption pump 16, and a waterproof bearing 25 is fixed through the middle of the other connecting flange 2, The middle of the waterproof bearing 25 is provided with a support pipe 24, one end of the support pipe 24 is fixed with a hollow scraper 23 located above the inner wall of the drum screen 21, and the other end of the support pipe 24 is provided with a vacuum adsorption pump 16 for injecting air into it;

In specific implementation, the hollow scraper 23 is located on the inner side of the drum filter 21, and the vacuum adsorption pump 16 injects air into the support pipe 24, so that the top of the hollow scraper 23 continuously discharges air, and the air will pass through the filter of the drum filter 21. The air blows away the small particles of sediment and algae in the filter holes, preventing the clogging of the drum filter 21 and realizing the cleaning effect. The difference from the first and second embodiments is that sewage cannot be discharged, and the operation of the equipment is more stable. .

Preferably, the top of the hollow scraper rod 23 is provided with sewage suction holes at equal intervals, the end of the support pipe 24 is kept perpendicular to the hollow scraper rod 23 and is bent at a right angle, and the suction holes on the top of the hollow scraper rod 23 are continuously blown out. Air, when the drum filter 21 rotates so that the filter holes are connected with the dirt suction holes, the air enters the filter holes of the drum filter 21, blowing away the sundries in the filter holes of the drum filter 21, and realizes the cleaning of the drum filter 21. For the purpose, the waterproof bearing 25 enables the connecting flange 2 to rotate on the periphery of the supporting pipe 24 .

In the utility model, when using, firstly, the external pipe is sleeved with the water outlet 1, the external pipe is connected to the pump, and then the equipment is put into the sewage pool, the buoyancy 19 generates buoyancy to make the drum screen 21 float on the water surface, The vacuum adsorption pump 16 is placed on the bank of the sewage pool, and the suction pump continuously evacuates the water inside the drum filter 21, so that the sewage is continuously filtered into the drum filter 21 into its interior, and the servo motor 7 drives the two through the belt 17. The connecting flange 2 and the drum filter screen 21 rotate synchronously, and the large particles of sediment, branches, leaves, weeds, etc. and other general dirt that remain on the surface of the drum filter screen 21 are swept away by the filter screen brush 20, and the remaining dirt in the drum is swept away. The small particles of sediment, algae and other dirt on the surface of the filter screen 21 are rotated and sent to the bottom of the integrated plate 9, and the vacuum adsorption pump 16 generates negative pressure inside the sewage pipe 13, the hollow integrated plate 9 and the connecting pipeline, and the hollow integrated plate 9 generates a negative pressure. At the bottom, the small particles of sediment and algae and other dirt on the top of the drum screen 21 are adsorbed into the hollow integrated board 9, and then the dirt is transported from the inside of the sewage pipe 13 by the vacuum adsorption pump 16 to the sewage inlet 14, and the dirt passes through. After entering and entering, it is discharged from the sewage outlet 15. The servo motor 7 drives the positive and negative guide rods 8 to rotate, and the positive and negative guide rods 8 rotate through the screw grooves to match the screw rings 10, so that the hollow integrated plate 9 moves to the right, and then passes through another reverse. To the screw groove of the screw, the hollow integrated board 9 is moved to the left, and then the hollow integrated board 9 is reciprocated from side to side to continuously clean up the sundries.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (10)

1. An air cleaning screen filter device, comprising a mounting bracket (3), a drum screen (21) and a cleaning assembly, the two ends of the drum screen (21) are provided with connecting flanges (2) for sealing them, One of the connecting flanges (2) has an opening in the middle and extends outward to be movably sleeved with the water outlet (1). : The middle movement of the other connecting flange (2) is set on the other mounting bracket (3) so that the drum filter (21) can roll between the two mounting brackets (3). The top of the mounting bracket (3) A motor connecting plate (6) supporting the servo motor (7) is fixedly installed, and the power end of the servo motor (7) is provided with a belt (17) wound around the surface of the connecting flange (2) to make it a drum filter (21). The rotation provides power, two buoy brackets (18) are fixedly arranged on the installation bracket (3), and the end of the buoyancy bracket (18) is fixed with a buoy (19) that provides buoyancy for the equipment, between the two installation brackets (3) A filter screen brush (20) for cleaning the surface of the drum filter screen (21) is provided; the filter device further includes a cleaning component for cleaning small particles of sediment by aerodynamic force, and the cleaning component is located inside and outside the drum filter screen (21). 2 . The air cleaning screen filter device according to claim 1 , wherein the cleaning assembly comprises a guide rod bracket ( 5 ), a positive and negative guide rod ( 8 ), a hollow integrated plate ( 9 ), a screw ring (10), slider adjustment gland (11), sliding guide rail (12), sewage pipe (13), sewage inlet (14), sewage outlet (15) and vacuum adsorption pump (16), on the mounting bracket (3) A guide rod bracket (5) is fixed, and the guide rod bracket (5) limits the positive and negative guide rail rods (8) to be driven by the servo motor (7) to rotate. The positive and negative guide rail rods (8) and the sliding guide rails (12) are provided with two slidable hollow integrated plates (9) on the positive and negative guide rail rods (8) and the sliding guide rails (12). The top is connected with a sewage pipe (13), the end of the sewage pipe (13) is provided with a vacuum adsorption pump (16), and the bottom and side of the vacuum adsorption pump (16) are respectively a sewage outlet (15) and a sewage inlet (14), Counterclockwise and clockwise screw grooves are provided on the surface of the positive and negative guide rail rods (8), and a screw that matches the screw grooves is arranged in the gap between the positive and negative guide rail rods (8) and the hollow integrated plate (9). Ring (10). 3. The air cleaning screen filter device according to claim 2, characterized in that the cleaning assembly comprises a hollow scraper (23), a support pipe (24), a sewage inlet (14), a sewage outlet (15) and The vacuum adsorption pump (16) is provided with a hollow scraper (23) located directly above the drum screen (21) between the two mounting brackets (3), and a support pipe (24) is connected in the middle of the hollow scraper (23). The end of the support pipe (24) is provided with a vacuum adsorption pump (16), and the bottom and side of the vacuum adsorption pump (16) are respectively a sewage outlet (15) and a sewage inlet (14). 4. The air cleaning screen filter device according to claim 3, characterized in that the cleaning assembly comprises a hollow scraper (23), a support pipe (24), a waterproof bearing (25) and a vacuum adsorption pump (16) , a waterproof bearing (25) is fixedly arranged through the middle of the other connecting flange (2), a support pipe (24) is arranged in the middle of the waterproof bearing (25), and one end of the support pipe (24) is fixed with a drum filter screen ( 21) The hollow scraper (23) above the inner wall, the other end of the support pipe (24) is provided with a vacuum adsorption pump (16) for injecting air into it. 5. The air cleaning screen filter device according to claim 2, characterized in that a slider adjustment gland (11) is movably provided on the top of the hollow integrated plate (9), and the slider adjustment gland (11) The top of the two hollow integrated plates (9) are provided with connecting pipes, and the ends of the connecting pipes are connected with the sewage pipe (13). 6 . The air cleaning screen filter device according to claim 3 , wherein the hollow scraper ( 23 ) is arranged in parallel directly above the drum screen ( 21 ), and the bottom of the hollow scraper ( 23 ) is provided with an opening. 7 . There are equidistant suction holes. 7 . The air cleaning screen filtering device according to claim 4 , wherein the top of the hollow scraper rod ( 23 ) is provided with sewage suction holes at equal intervals, and the end of the support pipe ( 24 ) is connected to the hollow The scraper bar (23) remains vertical and is provided with a right-angle bend. 8 . The air cleaning screen filtering device according to claim 4 , wherein the drum screen ( 21 ) is kept parallel to the two buoys ( 19 ), and the top of the drum screen ( 21 ) is higher than the buoys. 9 . (19) HEIGHT OF THE TOP. 9. The air cleaning screen filter device according to claim 2, characterized in that, a pulley is provided on the power end of the servo motor (7), and the belt (17) surrounds the pulley, the connecting flange (2) and the The front and back rail rods (8) are driven synchronously. 10. The air cleaning screen filtering device according to claim 4, wherein a controller (22) is connected to the servo motor (7) through a wire, and the controller (22) is located on the screen brush (20) On the upper side, the water outlet (1) is connected to the external suction pump, so that a negative pressure is formed inside the drum screen (21).

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