CN210934083U

CN210934083U - Water body micro-plastic filtering device

Info

Publication number: CN210934083U
Application number: CN201921536727.6U
Authority: CN
Inventors: 王若琪; 罗殿军; 古海玲
Original assignee: Zhejiang Ocean University ZJOU
Current assignee: Zhejiang Ocean University ZJOU
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-07-07
Anticipated expiration: 2029-09-16

Abstract

The utility model provides a water micro-plastic filtering device, which belongs to the technical field of micro-plastic collection. The utility model discloses a device body, go up the sleeve pipe, a filter screen section of thick bamboo, the rolling disc, first filter mechanism and second filter mechanism, the coaxial rotation of a filter screen section of thick bamboo sets up at the installation intracavity, a filter screen section of thick bamboo includes the filter chamber, two first rotation boards and two first permanent magnets, two first rotation boards set up on the lateral wall of filter chamber, two first permanent magnets all set firmly the bottom at a filter screen section of thick bamboo, the rolling disc rotates and sets up on the downside of device body, the side of going up of rolling disc is equipped with two first permanent magnets, two second permanent magnets are located two first permanent magnets respectively under, be equipped with on the device body and drive rolling disc pivoted actuating mechanism, first filter mechanism can filter the water that passes a filter screen section of thick bamboo, second filter mechanism can filter the water that passes first filter mechanism. The utility model discloses can the different particle diameter's in the quickly separating water micro-plastic, simple high-efficient.

Description

Water body micro-plastic filtering device

Technical Field

The utility model belongs to the technical field of little plastics are gathered, a water micro-plastic filter equipment is related to.

Background

Micro-plastics refer to plastic particles with small particle size and textile fibers. There is no general consensus in academia on the size of microplastics, and plastic particles with a particle size of less than 5mm are generally considered microplastics.

The micro-plastics are small in volume, which means a higher specific surface area, the larger the specific surface area, the stronger the capacity to adsorb contaminants. Firstly, a large amount of persistent organic pollutants such as polychlorinated biphenyl, bisphenol A and the like exist in the environment, and once the micro-plastics meet the pollutants, the micro-plastics are just gathered to form an organic pollution sphere. The micro-plastics have small volume and float on the water surface, and urban sewage treatment plants cannot treat the micro-plastics at all, so that the micro-plastics can freely leave the sewage treatment plants and enter a food chain, and the health of human bodies is damaged.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a water micro plastic filter equipment, the micro plastic of different particle diameters in can the quickly separating water, simple and practical.

The purpose of the utility model can be realized by the following technical proposal:

a water body micro-plastic filtration device comprising: the device comprises a device body, wherein a cylindrical installation cavity is arranged in the device body;

the upper sleeve is vertically and fixedly arranged on the upper side surface of the device body, and the lower end of the upper sleeve extends into the mounting cavity;

a filter screen section of thick bamboo, a filter screen section of thick bamboo is located the installation intracavity, a filter screen section of thick bamboo coaxial rotation sets up on the last sleeve pipe that is located the installation intracavity, a filter screen section of thick bamboo has: the filter cavity is positioned in the filter screen cylinder; two first rotating plates, wherein the two first rotating plates are arranged at the bottoms of the opposite side walls of the filter cavity; the two first permanent magnets are fixedly arranged at the bottom of the filter screen cylinder;

a turn disc rotatably provided on a lower side surface of the device body, the turn disc having: the two blind holes are arranged on the upper side surface of the rotating disc; the two second permanent magnets are respectively arranged in the two blind holes, the two second permanent magnets correspond to the two first permanent magnets one by one, the magnetic poles of the two second permanent magnets are opposite, and the second permanent magnets are positioned right below the first permanent magnets; the driving mechanism can drive the rotating disc to rotate;

the water filter comprises a first filtering mechanism and a second filtering mechanism, wherein the first filtering mechanism can filter water passing through a filter screen cylinder, the second filtering mechanism can filter water passing through the first filtering mechanism, and the filtering pore diameters of the filter screen cylinder, the first filtering mechanism and the second filtering mechanism are sequentially reduced;

and the fourth water outlet pipe is arranged at the bottom edge of the device body and communicated with the mounting cavity.

In the above-mentioned micro plastic water filtration device, the first filtration mechanism comprises:

the two first annular grooves are respectively arranged on the upper side wall and the lower side wall of the installation cavity, and are coaxially arranged and are opposite to each other up and down;

the filter screen comprises a first round pipe, wherein the first round pipe is coaxially arranged on the outer side of a filter screen cylinder, the upper end of the first round pipe stretches into a first annular groove in the side wall of the installation cavity, the lower end of the first round pipe stretches into a first annular groove in the side wall of the installation cavity, a plurality of first through holes are formed in the first round pipe in the circumferential direction, and a first filter screen is arranged in the first through holes.

In the above-mentioned water body micro plastic filter device, the second filter mechanism comprises:

the two second annular grooves are respectively arranged on the upper side wall and the lower side wall of the installation cavity, and are coaxially arranged and are opposite to each other up and down;

the second pipe, the coaxial setting of second pipe is in the outside of first pipe, the upper end of second pipe stretches into in the second ring channel that lies in lateral wall on the installation cavity, the lower extreme of second pipe stretches into in the second ring channel that lies in lateral wall under the installation cavity, be equipped with a plurality of second through-hole along circumference on the second pipe, be equipped with the second filter screen in the second through-hole.

In the above-mentioned water body micro plastic filter device, the driving mechanism comprises:

the third gear ring is coaxially and fixedly arranged on the outer side of the rotating disc;

the first motor is fixedly arranged on the lower side face of the device body and is in transmission connection with the third gear ring.

In the water body micro-plastic filtering device, two second rotating plates are symmetrically arranged at the bottom of the outer side wall of the filter screen cylinder.

In foretell water micro plastic filter equipment, the lower sleeve pipe has set firmly perpendicularly on the downside of device body, the rolling disc rotates and sets up on the lower sleeve pipe, the upper end of lower sleeve pipe is passed a filter screen section of thick bamboo and is extended to the filter cavity, the lower sleeve pipe rotates with a filter screen section of thick bamboo and is connected, the lower extreme of lower sleeve pipe has set firmly first outlet pipe, be equipped with first solenoid valve on the first outlet pipe, be equipped with the controller on the device body, first solenoid valve is connected with the controller electricity.

In foretell water micro plastic filter equipment, the bottom of device body is equipped with second outlet pipe and third outlet pipe, the second outlet pipe is located between first pipe and the filter screen section of thick bamboo, the third outlet pipe is located between first pipe and the second pipe, be equipped with the second solenoid valve on the second outlet pipe, be equipped with the third solenoid valve on the third outlet pipe, be equipped with the fourth solenoid valve on the fourth outlet pipe, second solenoid valve, third solenoid valve and fourth solenoid valve all are connected with the controller electricity.

In the above-mentioned water body micro plastic filter equipment, still include clearance mechanism, clearance mechanism includes:

the first upright post is vertically and fixedly arranged at the bottom of the mounting cavity, the first upright post is positioned between the first circular tube and the filter screen cylinder, one side of the first upright post, which is close to the first circular tube, is provided with a brush, and the brush is contacted with the first filter screen;

the second upright post is vertically and fixedly arranged at the bottom of the mounting cavity and is positioned between the first circular tube and the second circular tube, and one side of the second upright post, which is close to the second circular tube, is provided with a brush which is in contact with the second filter screen;

and the driving unit can simultaneously drive the first circular tube to rotate in the first annular groove and the second circular tube to rotate in the second annular groove.

In the above-mentioned water body micro plastic filtering device, the driving unit comprises:

the first gear ring is coaxially and fixedly arranged on the outer side of the first circular pipe;

the second gear ring is coaxially and fixedly arranged on the inner side of the second circular pipe;

the rotating shaft is vertically and rotatably arranged on the upper side wall of the mounting cavity, a second gear is fixedly arranged on the rotating shaft, and the first gear ring and the second gear ring are in meshed connection with the second gear;

and the second motor is fixedly arranged at the top of the device body, and the upper end of the rotating shaft penetrates out of the device body to be in transmission connection with an output shaft of the second motor.

In the water body micro-plastic filtering device, a third upright post is vertically and fixedly arranged at the top of the mounting cavity, a brush is arranged on one side, close to the filtering screen cylinder, of the third upright post, and the brush is in contact with the filtering screen cylinder.

Compared with the prior art, the utility model has the advantages of it is following:

1. water flows into the mounting cavity through the water inlet pipe and the upper sleeve, the first motor is started to drive the rotating disc to rotate through the first gear and the third gear ring, the two second permanent magnets on the rotating disc are made to rotate, the two first permanent magnets and the filter screen cylinder are driven to rotate under the magnetic action, the two first rotating plates in the filter screen cylinder are made to rotate, water at the bottom of the mounting cavity is stirred, the water generates vortex, micro plastic in the water moves to the side wall of the mounting cavity, the water sequentially passes through the filter screen cylinder, the first filter screen and the second filter screen and finally flows out of the fourth water outlet pipe, and most micro plastic particles are filtered, so that the mounting cavity is simple and efficient;

2. when the filter screen cylinder rotates, the hairbrush on the third upright post can clear away micro plastic particles accumulated on the side wall of the filter screen cylinder, the second motor is started, the first circular tube and the second circular tube are driven to rotate through the first gear ring and the second gear ring, so that the hairbrush on the first upright post can clear away the micro plastic particles accumulated on the first filter screen, the hairbrush on the second upright post can clear away the micro plastic particles accumulated on the second filter screen, the filter screen cylinder, the first filter screen and the second filter screen are prevented from being blocked by the micro plastic particles, and the filtering efficiency is reduced;

3. the initial state, first solenoid valve, second solenoid valve and third solenoid valve are all closed, when the inside micro plastic particle of installation cavity needs to be cleared up, let in clean water in the inlet pipe, start first motor and drive the rotation of filter screen section of thick bamboo, the water in the stirring installation cavity, open first solenoid valve simultaneously, second solenoid valve and third solenoid valve, close the fourth solenoid valve, make the filter chamber, the micro plastic particle in first filter chamber and the second filter chamber respectively through first outlet pipe, second outlet pipe and third outlet pipe flow, after the clearance, close first solenoid valve once more, second solenoid valve and third solenoid valve, and easy operation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken at B-B of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 1 at C;

FIG. 5 is an enlarged view of a portion of FIG. 2 at D;

fig. 6 is a schematic structural diagram of the present invention in the second embodiment.

In the figure, 1, an apparatus body; 11. a mounting cavity; 111. a first perforation; 112. a first cover plate; 113. a second perforation; 114. a second cover plate; 12. sleeving a sleeve; 13. a water inlet pipe; 14. setting a sleeve; 15. a first water outlet pipe; 151. a first solenoid valve; 16. a second water outlet pipe; 161. a second solenoid valve; 17. a third water outlet pipe; 171. a third electromagnetic valve; 18. a fourth water outlet pipe; 141. a fourth solenoid valve; 19. a controller; 2. a filter screen cylinder; 21. a first rotating plate; 22. a second rotating plate; 23. a first permanent magnet; 24. a filter chamber; 241. a third perforation; 242. a third cover plate; 3. a first circular tube; 31. a first annular groove; 32. a first ring gear; 33. a first through hole; 34. a first filter screen; 35. a first filter chamber; 4. a second circular tube; 41. a second annular groove; 42. a second ring gear; 43. a second through hole; 44. a second filter screen; 45. a second filter chamber; 5. rotating the disc; 51. a third ring gear; 52. blind holes; 521. a second permanent magnet; 6. a first motor; 61. a first gear; 7. a first upright post; 71. a brush; 72. a second upright post; 8. a third column; 9. A second motor; 91. a rotating shaft; 92. a second gear.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

The first embodiment is as follows:

as shown in fig. 1 to 5, a micro plastic filtering device for water body comprises: the device comprises a device body 1, an upper sleeve 12, a filter screen cylinder 2, a rotating disc 5, a first filter mechanism, a second filter mechanism and a fourth water outlet pipe 18.

The device body 1 is cylindrical, and a cylindrical installation cavity 11 is arranged in the device body 1.

The upper sleeve 12 is vertically and fixedly arranged on the upper side surface of the device body 1, the lower end of the upper sleeve 12 extends into the installation cavity 11, and the upper end of the upper sleeve 12 is fixedly connected with a water inlet pipe 13.

The filter screen cylinder 2 is located in the installation cavity 11, the filter screen cylinder 2 is coaxially rotatably arranged on the upper sleeve 12 located in the installation cavity 11, a filter cavity 24 is arranged in the filter screen cylinder 2, two first rotating plates 21 are oppositely arranged at the bottom of the inner side wall of the filter cavity 24, and two first permanent magnets 23 are fixedly arranged at the bottom of the filter screen cylinder 2.

The rolling disc 5 rotates and sets up on the downside of device body 1, the side of going up of rolling disc 5 is equipped with two blind holes 52, two all be equipped with second permanent magnet 521, two in the blind hole 52 second permanent magnet 521 and two first permanent magnet 23 one-to-one and the magnetic pole opposite, second permanent magnet 521 is located first permanent magnet 23 under, be equipped with actuating mechanism on the device body 1, actuating mechanism can drive rolling disc 5 and rotate.

Preferably, the filter screen cylinder 2 has a pore size of about 5 mm.

Start actuating mechanism and drive 5 rotations of rolling disc, make two second permanent magnets 521 on the rolling disc 5 rotate, because second permanent magnet 521 and the 23 magnetic poles of first permanent magnet are opposite, produce the appeal, two second permanent magnets 521 drive two first permanent magnets 23 and rotate, make filter screen section of thick bamboo 2 round last sleeve pipe 12 rotate, drive two first rotation board 21 rotations in the filter screen section of thick bamboo 2, the water of 11 bottoms of stirring installation cavity, make it produce the swirl, the little plastics in the water receive the effect of centrifugal force and remove to the lateral wall of installation cavity 11, pass filter screen section of thick bamboo 2 when the water outwards removes, the plastic granules that the particle diameter is greater than 5mm all is filtered in filter screen section of thick bamboo 2, and is simple and practical.

The first filtering mechanism can filter the water passing through the filtering net barrel 2, the second filtering mechanism can filter the water passing through the first filtering mechanism, and the filtering pore diameters of the filtering net barrel 2, the first filtering mechanism and the second filtering mechanism are reduced in sequence.

The fourth water outlet pipe 18 is arranged at the bottom edge of the device body 1 and communicated with the installation cavity 11.

After the water generates the vortex, the water carries the micro plastic particles to move towards the side wall of the mounting cavity 11, sequentially passes through the filter screen cylinder 2, the first filtering mechanism and the second filtering mechanism, and finally flows out of the fourth water outlet pipe 18 to remove most of the micro plastic particles in the water, so that the filtering effect is improved.

In particular, said first filtering means comprise two first annular grooves 31 and a first circular tube 3.

The two first annular grooves 31 are respectively arranged on the upper side wall and the lower side wall of the installation cavity 11, and the two first annular grooves 31 are coaxially arranged and are opposite to each other up and down.

The coaxial setting of first pipe 3 is in the outside of filter screen section of thick bamboo 2, the upper end of first pipe 3 stretches into in the first ring channel 31 that is located lateral wall on the installation cavity 11, the lower extreme of first pipe 3 stretches into in the first ring channel 31 that is located lateral wall under the installation cavity 11, be equipped with the first through-hole 33 of a plurality of along circumference on the first pipe 3, be equipped with first filter screen 34 in the first through-hole 33, form first filter chamber 35 between first pipe 3 and the filter screen section of thick bamboo 2.

Preferably, the aperture of the first filter is about 2 mm.

Water passes through filter screen section of thick bamboo 2 and flows into first filter chamber 35 in, then continues to remove to the lateral wall of installation cavity 11, passes first through-hole 33 on first pipe 3, and the micro plastic particle between the particle diameter 2 ~ 5mm in the water is filtered to first filter screen 34 in the first through-hole 33, then in water inflow second filter chamber 45, realizes multiple stage filtration, improves the filter effect.

In particular, the second filtering means comprise two second annular grooves 41 and a second circular tube 4.

The two second annular grooves 41 are respectively arranged on the upper side wall and the lower side wall of the installation cavity 11, and the two second annular grooves 41 are coaxially arranged and are opposite to each other up and down;

the coaxial setting of second pipe 4 is in the outside of first pipe 3, the upper end of second pipe 4 stretches into the second annular groove 41 that lies in lateral wall on the installation cavity 11, the lower extreme of second pipe 4 stretches into the second annular groove 41 that lies in lateral wall under the installation cavity 11, be equipped with a plurality of second through-hole 43 along circumference on the second pipe 4, be equipped with second filter screen 44 in the second through-hole 43, form second filter chamber 45 between second pipe 4 and the first pipe 3.

Preferably, the aperture of the first filter is about 1 mm.

Water passes through first filter screen 34 and flows into second filter chamber 45 in, then continues to remove to the lateral wall of installation cavity 11, passes second through-hole 43 on the second pipe 4, and the micro plastic particles between the particle size 1 ~ 2mm in the water is filtered to the second filter screen 44 in the second through-hole 43, then water continues to flow to the lateral wall of installation cavity 11, flows out from fourth outlet pipe 18 at last, and through multistage separation filtration, has clear away most micro plastic particles in the water, improves quality of water.

Specifically, the drive mechanism includes the third ring gear 51 and the first motor 6.

The third ring gear 51 is coaxially fixed to the outer side of the rotating disk 5.

The first motor 6 is fixedly arranged on the lower side surface of the device body 1, a first gear 61 is fixedly arranged on an output shaft of the first motor 6, and the first gear 61 is meshed with the third gear ring 51.

The first motor 6 is started to drive the first gear 61 to rotate, the third gear ring 51 drives the rotating disc 5 and the two second permanent magnets 521 to rotate, and the two first permanent magnets 23 drive the filter screen cylinder 2 to rotate.

Specifically, two second rotating plates 22 are symmetrically arranged at the bottom of the outer side wall of the filter screen cylinder 2, preferably, the two second rotating plates 22 correspond to the two first rotating plates 21 one by one, the second rotating plates 22 and the corresponding first rotating plates 21 are respectively located at the inner side and the outer side of the side wall of the filter screen cylinder 2 and are located on the same plane, and the two second rotating plates 22 are located at the bottom of the side wall of the filter screen cylinder 2.

When the filter screen cylinder 2 rotates, the two first rotating plates 21 and the two second rotating plates 22 are driven to rotate, the first rotating plates 21 and the second rotating plates 22 are located at the bottom of the side wall of the filter screen cylinder 2, water can generate vortexes through rapid rotation, and micro plastic particles on the surface of the water body are pushed to the side wall of the mounting cavity 11, so that the filter screen cylinder is simple and practical.

Particularly, the lower sleeve 14 has set firmly perpendicularly on the downside of

device body

1, 5 rotations of rolling disc set up on lower sleeve 14, filter screen section of thick bamboo 2 is passed to the upper end of lower sleeve 14 and is extended to in the filter chamber 24, lower sleeve 14 rotates with filter screen section of thick bamboo 2 to be connected, the lower extreme of lower sleeve 14 has set firmly first outlet pipe 15, be equipped with first solenoid valve 151 on the first outlet pipe 15, be equipped with controller 19 on the device body 1, first solenoid valve 151 is connected with controller 19 electricity.

The lower sleeve 14 supports the filter screen cylinder 2, so that the filter screen cylinder 2 can rotate more stably, in addition, when plastic particles in the filter screen cylinder 2 need to be cleaned, water is injected into the installation cavity 11 through the water inlet pipe 13, the first electromagnetic valve 151 is opened simultaneously, the water carries the plastic particles to flow out from the first water outlet pipe 15, and the operation is simple.

The first motor 6 is electrically connected with an external power supply through a controller 19, so that automatic control is realized.

Specifically, the bottom of the device body 1 is provided with a second water outlet pipe 16 and a third water outlet pipe 17, the second water outlet pipe 16 is located between the first circular pipe 3 and the filter screen cylinder 2, the third water outlet pipe 17 is located between the first circular pipe 3 and the second circular pipe 4, the second water outlet pipe 16 is provided with a second electromagnetic valve 161, the third water outlet pipe 17 is provided with a third electromagnetic valve 171, the fourth water outlet pipe 18 is provided with a fourth electromagnetic valve 181, and the second electromagnetic valve 161, the third electromagnetic valve 171 and the fourth electromagnetic valve 181 are all electrically connected with the controller 19.

When first filter chamber 35 and second filter chamber 45 need be cleared up, through the water injection pipe 13 in to installation cavity 11, open second solenoid valve 161 and third solenoid valve 171, close fourth solenoid valve 181, make water only can flow out from second outlet pipe 16 and third outlet pipe 17, take away the tiny plastic granules of piling up in first filter chamber 35 and the second filter chamber 45, after the clearance, close second solenoid valve 161 and third solenoid valve 171, open fourth solenoid valve 181, all realize automatic control through controller 19 in the above operation, time saving and labor saving.

Preferably, the top of the device body 1 is provided with a first through hole 111 and a second through hole 113, the first through hole 111 is communicated with the second filter chamber 45, the second through hole 113 is communicated with the first filter chamber 35, the top of the filter net cage 2 is provided with a third through hole 241, the first through hole 111 is detachably provided with a first cover plate 112, the second through hole 113 is detachably provided with a second cover plate 114, the third through hole 241 is communicated with the filter chamber 24, and the third through hole 241 is detachably provided with a third cover plate 242.

First perforation 111 can clear up remaining little plastics in the second filter chamber 45, remaining little plastics in the first filter chamber 35 can be cleared up to second perforation 113, remaining little plastics in the third perforation 241 can clear up filter chamber 24 improves clean efficiency, prevents that little plastics from blockking up filter screen cylinder 2, first filter screen 34 and second filter screen 44.

In particular, the filter device further comprises a cleaning mechanism comprising a first upright 7, a second upright 72 and a drive unit.

First stand 7 sets firmly in the bottom of installation cavity 11 perpendicularly, first stand 7 is located between first pipe 3 and the filter screen section of thick bamboo 2, one side that first stand 7 is close to first pipe 3 is equipped with brush 71, brush 71 contacts with the inside wall of first filter screen 34.

The second upright column 72 is vertically and fixedly arranged at the bottom of the mounting cavity 11, the second upright column 72 is positioned between the first circular tube 3 and the second circular tube 4, one side of the second upright column 72, which is close to the second circular tube 4, is provided with a brush 71, and the brush 71 is in contact with the inner side wall of the second filter screen 44.

The drive unit can simultaneously rotate the first round tube 3 in the first annular groove 31 and the second round tube 4 in the second annular groove 41.

Start the drive unit, drive first pipe 3 at first ring channel 31 internal rotation, make first filter screen 34 on first pipe 3 follow and rotate, make the little plastic granules of gathering on first filter screen 34 can be clear away to brush 71 on the first stand 7, second pipe 4 is at the internal rotation of second ring channel 41 simultaneously, make second filter screen 44 on second pipe 4 follow and rotate, make the little plastic granules of gathering on second filter screen 44 can be clear away to brush 71 on the second stand 72, prevent that little plastic granules from blockking up first filter screen 34 and second filter screen 44, and the efficiency of filtration is improved.

Specifically, the drive unit includes the first ring gear 32, the second ring gear 42, the rotating shaft 91, and the second motor 9.

The first gear ring 32 is coaxially and fixedly arranged on one side of the first circular tube 3 close to the second circular tube 4, and the first gear ring 32 is positioned at the upper end of the first circular tube 3.

The second gear ring 42 is coaxially and fixedly arranged on one side, close to the first circular tube 3, of the second circular tube 4, and the second gear ring 42 is located at the upper end of the second circular tube 4.

The rotating shaft 91 is vertically and rotatably arranged on the upper side wall of the installation cavity 11, a second gear 92 is fixedly arranged on the rotating shaft 91, and the first gear ring 32 and the second gear ring 42 are both in meshed connection with the second gear 92;

the second motor 9 is fixedly arranged at the top of the device body 1, and the upper end of the rotating shaft 91 penetrates out of the device body 1 and is fixedly connected with an output shaft of the second motor 9.

Start second motor 9, drive the clockwise rotation of second gear 92 in the pivot 91, drive first pipe 3 anticlockwise rotation through first ring gear 32, make first pipe 3 rotate along first ring channel 31, make the little plastic granules that gather on the first filter screen 34 can be clear away to brush 71 on the first stand 7, drive second pipe 4 clockwise rotation through second ring gear 42, make second pipe 4 rotate along second ring channel 41, make the little plastic granules that gather on the second filter screen 44 can be clear away to brush 71 on the second stand 72, moreover, the steam generator is simple in structure, and therefore, the carrier wave prepaid electric energy meter is low in cost.

Specifically, the top of installation cavity 11 sets firmly third stand 8 perpendicularly, one side that third stand 8 is close to filter screen cylinder 2 is equipped with brush 71, brush 71 contacts with the lateral wall of filter screen cylinder 2.

The first motor 6 drives the rotating disc 5 to rotate, then the filter screen cylinder 2 rotates, and the hairbrush 71 on the third upright post 8 can clear away micro plastic particles accumulated on the side wall of the filter screen cylinder 2, so that the filter screen cylinder is simple and practical.

Example two:

the second embodiment is substantially the same as the first embodiment, except that, as shown in fig. 6, the lower sleeve 14 is rotatably disposed on the lower side surface of the device body 1, the upper end of the lower sleeve 14 passes through the filter screen cylinder 2 and extends into the filter cavity 24, the lower sleeve 14 is fixedly connected to the filter screen cylinder 2, the first water outlet pipe 15 is rotatably and hermetically disposed in the lower sleeve 14, the upper end of the first water outlet pipe 15 passes through the lower sleeve 14 and extends into the filter cavity 24, and the rotary disk 5 is coaxially and fixedly disposed on the lower sleeve 14.

The first motor 6 is started to drive the first gear 61 to rotate, the third gear ring 51 drives the rotating disc 5 to rotate, and the lower sleeve 14 drives the filter screen cylinder 2 to rotate.

In the description of this patent, it is to be understood that the terms "upper", "lower", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience in describing the patent and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered limiting of the patent.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A water body micro-plastic filtering device is characterized by comprising: the device comprises a device body (1), wherein a cylindrical installation cavity (11) is arranged in the device body (1);

the upper sleeve (12) is vertically and fixedly arranged on the upper side surface of the device body (1), and the lower end of the upper sleeve (12) extends into the mounting cavity (11);

filter screen cylinder (2), filter screen cylinder (2) are located installation cavity (11), filter screen cylinder (2) coaxial rotation sets up on last sleeve pipe (12) that are located installation cavity (11), filter screen cylinder (2) have: the filter cavity (24), the said filter cavity (24) locates in the filter screen cylinder (2); two first rotation plates (21), two first rotation plates (21) are arranged at the bottom of the opposite side walls of the filter cavity (24); the two first permanent magnets (23), the two first permanent magnets (23) are fixedly arranged at the bottom of the filter screen cylinder (2);

a turn disc (5), the turn disc (5) being rotatably disposed on a lower side face of the device body (1), the turn disc (5) having: the two blind holes (52), the two blind holes (52) are arranged on the upper side surface of the rotating disc (5); the two second permanent magnets (521) are respectively arranged in the two blind holes (52), the two second permanent magnets (521) correspond to the two first permanent magnets (23) one by one and have opposite magnetic poles, and the second permanent magnets (521) are positioned right below the first permanent magnets (23); the driving mechanism can drive the rotating disc (5) to rotate;

the water filter comprises a first filtering mechanism and a second filtering mechanism, wherein the first filtering mechanism can filter water passing through a filter screen cylinder (2), the second filtering mechanism can filter water passing through the first filtering mechanism, and the filtering pore diameters of the filter screen cylinder (2), the first filtering mechanism and the second filtering mechanism are sequentially reduced;

and the fourth water outlet pipe (18) is arranged at the bottom edge of the device body (1) and communicated with the mounting cavity (11).

2. The water body micro-plastic filtration device of claim 1, wherein the first filtration mechanism comprises:

the two first annular grooves (31) are respectively arranged on the upper side wall and the lower side wall of the mounting cavity (11), and the two first annular grooves (31) are coaxially arranged and are opposite to each other up and down;

first pipe (3), the coaxial outside that sets up at filter screen section of thick bamboo (2) of first pipe (3), the upper end of first pipe (3) stretches into in first ring channel (31) that are located lateral wall on installation cavity (11), the lower extreme of first pipe (3) stretches into in first ring channel (31) that are located lateral wall under installation cavity (11), be equipped with a plurality of first through-hole (33) along circumference on first pipe (3), be equipped with first filter screen (34) in first through-hole (33).

3. The water body micro-plastic filtration device of claim 2, wherein the second filtration mechanism comprises:

the two second annular grooves (41) are respectively arranged on the upper side wall and the lower side wall of the mounting cavity (11), and the two second annular grooves (41) are coaxially arranged and are opposite to each other up and down;

second pipe (4), the coaxial setting in the outside of first pipe (3) of second pipe (4), the upper end of second pipe (4) stretches into second ring channel (41) that are located lateral wall on installation cavity (11), the lower extreme of second pipe (4) stretches into second ring channel (41) that are located lateral wall under installation cavity (11), be equipped with a plurality of second through-hole (43) along circumference on second pipe (4), be equipped with second filter screen (44) in second through-hole (43).

4. The water body micro-plastic filtration device of claim 3, wherein the drive mechanism comprises:

the third gear ring (51), the said third gear ring (51) is fixed outside the rotating disc (5) coaxially;

the first motor (6), first motor (6) set firmly on the downside of device body (1), first motor (6) are connected with third ring gear (51) transmission.

5. The water body micro-plastic filtering device according to claim 4, characterized in that the bottom of the outer side wall of the filter screen cylinder (2) is symmetrically provided with two second rotating plates (22).

6. The water body micro-plastic filtering device according to claim 5, wherein a lower sleeve (14) is vertically and fixedly arranged on the lower side surface of the device body (1), the rotating disc (5) is rotatably arranged on the lower sleeve (14), the upper end of the lower sleeve (14) penetrates through the filter screen cylinder (2) and extends into the filter cavity (24), the lower sleeve (14) is rotatably connected with the filter screen cylinder (2), a first water outlet pipe (15) is fixedly arranged at the lower end of the lower sleeve (14), a first electromagnetic valve (151) is arranged on the first water outlet pipe (15), a controller (19) is arranged on the device body (1), and the first electromagnetic valve (151) is electrically connected with the controller (19).

7. The water body micro-plastic filtering device according to claim 6, wherein a second water outlet pipe (16) and a third water outlet pipe (17) are arranged at the bottom of the device body (1), the second water outlet pipe (16) is located between the first circular pipe (3) and the filter screen cylinder (2), the third water outlet pipe (17) is located between the first circular pipe (3) and the second circular pipe (4), a second electromagnetic valve (161) is arranged on the second water outlet pipe (16), a third electromagnetic valve (171) is arranged on the third water outlet pipe (17), a fourth electromagnetic valve (181) is arranged on the fourth water outlet pipe (18), and the second electromagnetic valve (161), the third electromagnetic valve (171) and the fourth electromagnetic valve (181) are all electrically connected with the controller (19).

8. The water body micro-plastic filtration device of claim 7, further comprising a cleaning mechanism, the cleaning mechanism comprising:

the first upright post (7) is vertically and fixedly arranged at the bottom of the mounting cavity (11), the first upright post (7) is positioned between the first circular tube (3) and the filter screen cylinder (2), one side, close to the first circular tube (3), of the first upright post (7) is provided with a brush (71), and the brush (71) is in contact with the first filter screen (34);

the second upright post (72) is vertically and fixedly arranged at the bottom of the mounting cavity (11), the second upright post (72) is positioned between the first round pipe (3) and the second round pipe (4), one side, close to the second round pipe (4), of the second upright post (72) is provided with a brush (71), and the brush (71) is in contact with the second filter screen (44);

the driving unit can drive the first circular tube (3) to rotate in the first annular groove (31) and the second circular tube (4) to rotate in the second annular groove (41) at the same time.

9. The water body micro-plastic filtration device of claim 8, wherein the drive unit comprises:

the first gear ring (32), the said first gear ring (32) is fixed outside the first circular tube (3) coaxially;

the second gear ring (42), the said second gear ring (42) is fixed on the inboard of the second circular pipe (4) coaxially;

the rotating shaft (91) is vertically and rotatably arranged on the upper side wall of the mounting cavity (11), a second gear (92) is fixedly arranged on the rotating shaft (91), and the first gear ring (32) and the second gear ring (42) are both in meshed connection with the second gear (92);

the second motor (9), the second motor (9) sets firmly at the top of device body (1), the upper end of pivot (91) is worn out device body (1) and is connected with the output shaft transmission of second motor (9).

10. The water body micro-plastic filtering device according to claim 9, wherein a third upright column (8) is vertically and fixedly arranged at the top of the installation cavity (11), a brush (71) is arranged on one side of the third upright column (8) close to the filter screen drum (2), and the brush (71) is in contact with the filter screen drum (2).