CN215166301U

CN215166301U - Anti-blocking drainage pipeline

Info

Publication number: CN215166301U
Application number: CN202121313690.8U
Authority: CN
Inventors: 王炜; 魏薇; 王增亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-12
Filing date: 2021-06-12
Publication date: 2021-12-14
Anticipated expiration: 2031-06-12

Abstract

The utility model discloses an anti-blocking type drainage pipe relates to plumbing technical field. The technical key points are as follows: including trunk line and filter, any offside of trunk line all is connected with the lug, the lug both sides all are connected with the electro-magnet, be equipped with the cell body in the lug, cell body and trunk line intercommunication, be equipped with the magnetic path in the cell body, be connected with the slide bar between two magnetic paths, the first connecting rod of slide bar middle part fixedly connected with, first connecting rod is on a parallel with the axis of trunk line, first connecting rod is kept away from that slide bar one end articulates there are two second connecting rods, first connecting rod one end is kept away from to the second connecting rod and is articulated to have the push pedal, the push pedal is laminated in the filter, one side that the trunk line is close to the lug is opened has first through-hole, first through-hole is located the extension line of two push pedal same points lines, trunk line outside fixedly connected with the collecting box, the collecting box inner chamber is through first through-hole and trunk line intercommunication. The utility model has the advantages of low sealing cost and good economic benefit.

Description

Anti-blocking drainage pipeline

Technical Field

The utility model relates to a plumbing technical field specifically is an anti-blocking type drainage pipe.

Background

The drainage pipeline refers to a system consisting of a pipeline for collecting and discharging sewage, wastewater and rainwater and auxiliary facilities thereof, and comprises a main pipe, branch pipes and pipelines leading to a treatment plant, and the pipelines which are built on a street or anywhere else and are used for drainage statistics as long as the pipelines play a drainage role. The existing drainage pipeline needs to filter sewage or waste water and the like in the drainage process, and the sewage or the waste water and the like contain more impurities, so that the pipeline is easily blocked when the impurities are accumulated in a large quantity, the drainage effect of the drainage pipeline is affected, and heavy workload is brought to workers. There is therefore a need for a drain line which is not prone to clogging.

If the prior Chinese patent with publication number CN213143313U discloses an anti-blocking water supply and drainage pipeline, which relates to the technical field of water supply and drainage pipelines and comprises a first pipe body, a second pipe body and a connecting pipe sleeve, wherein the connecting pipe sleeve is arranged between the first pipe body and the second pipe body, the top and the bottom of the inner wall of the connecting pipe sleeve are respectively welded with a limiting block, a precipitation tank is formed between the two limiting blocks at the bottom of the connecting pipe sleeve, a hanging hook is welded in the precipitation tank, the outer wall of the connecting pipe sleeve is provided with a limiting groove, two ends of the limiting groove are provided with limiting bosses which are outwards protruded, the outer wall of the connecting pipe sleeve is sleeved with two threaded fixing sleeves, the two threaded fixing sleeves respectively move leftwards and rightwards, the adjacent ends of the two threaded fixing sleeves are respectively provided with a sliding hook block, the sliding hook blocks are arranged in the limiting grooves, the sliding hook blocks are contacted with the limiting bosses through moving, the top of the connecting pipe sleeve is provided with a driving motor, and an output shaft of the driving motor is connected with the top end of a transmission shaft, cutting blades are symmetrically arranged on the transmission shaft.

The above prior art solution has the following drawbacks: the device is driven by an external motor, the cleaning component is positioned in the pipeline, the output shaft of the motor needs to be dynamically sealed, and the sealing cost is high.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an prevent stifled type drainage pipe, it has the drive connection and need not the movive seal, advantage sealed with low costs.

The above object of the present invention can be achieved by the following technical solutions:

an anti-blocking drainage pipeline comprises a main pipeline and a filter plate, wherein the cross section of the main pipeline is square, a lug is fixedly connected to any opposite side of the main pipeline, electromagnets are fixedly connected to two sides of the lug, which are perpendicular to the axis of the main pipeline, of the lug, a groove body is arranged in the lug, the groove body is communicated with the main pipeline, a magnetic block is arranged in the groove body, a sliding rod is arranged between the two magnetic blocks, two ends of the sliding rod are respectively and fixedly connected to the two magnetic blocks, a connecting strip is arranged in the groove body, the sliding rod penetrates through the connecting strip and is connected to the connecting strip in a sliding manner along the axis direction of the main pipeline, a first connecting rod is fixedly connected to the middle of the sliding rod and is parallel to the axis of the main pipeline, one end of the first connecting rod, which is far away from the sliding rod, is hinged with two second connecting rods, one end of the second connecting rod, which is far away from the first connecting rod, is hinged with a push plate, the push pedal laminate in the filter, one side that the trunk line is close to the lug is opened has first through-hole, first through-hole is located two on the extension line of push pedal same point line, trunk line outside fixedly connected with collecting box, the collecting box inner chamber through first through-hole with the trunk line intercommunication.

By adopting the technical scheme, the filter plate can filter the water in the main pipeline, blocks the blockage on one side of the filter plate close to the push plate, and controls the electromagnets on the two sides of the lug to open and close, the magnetic block can be attracted to different directions, the magnetic block moves to drive the slide rod to slide along the connecting strip, the slide rod drives the first connecting rod to move, the first connecting rod drives the second connecting rod to move, the second connecting rod drives the push plate to move, the push plate can push large blocking objects on the filter plate into the collecting boxes on two sides, the driving force required by the push plate of the device is provided by the interaction force of the electromagnet and the magnetic block, the electromagnet and the magnetic block are not in contact with each other, the electromagnet can be placed outside the main pipeline, the waterproof requirement of the electromagnet is greatly reduced, the dynamic sealing treatment of relevant parts in the main pipeline is not needed, the sealing cost is greatly reduced, and the electromagnetic sealing device has good economic benefit.

The present invention may be further configured in a preferred embodiment as: the equal fixedly connected with slider in push pedal both ends, slider sliding connection in the trunk line inner wall, the slider along be on a parallel with the axis direction of slide bar slides.

Through adopting above-mentioned technical scheme, the push pedal slides in the trunk line through the slider, and the slider can carry on spacingly to the push pedal, has avoided push pedal and filter separation to a certain extent, has promoted the result of use of push pedal, and the slider slides more conveniently in addition, and the push pedal both ends all set up the slider, have avoided the baffle to take place torsional possibility to a certain extent.

The present invention may be further configured in a preferred embodiment as: two equal fixedly connected with connecting rod in one side is kept away from each other to the push pedal, the connecting rod is kept away from push pedal one end fixedly connected with fixed plate, fixed plate sliding connection in the collecting box inner wall, the fixed plate is followed the axis direction of connecting rod slides, the connecting rod cover is equipped with first sealing washer, first sealing washer fixed connection in the fixed plate, first through-hole fixedly connected with second sealing washer.

Through adopting above-mentioned technical scheme, the push pedal can drive the connecting rod motion, and the connecting rod can drive the fixed plate motion, and the fixed plate drives first sealing washer motion, and when the fixed plate moved first through-hole, first sealing washer and second sealing washer joint plugged up first through-hole to conveniently open the collecting box, clear up the debris in the collecting box.

The present invention may be further configured in a preferred embodiment as: the main pipe is parallel to the opposite side of the sliding rod is provided with a second through hole and a third through hole, the second through hole is located on one side of the first through hole, the third through hole is located on the other side of the filter plate, the second through hole is communicated with the third through hole through an auxiliary pipe, the auxiliary pipe is located on the outer side of the main pipe, the second through hole is fixedly connected with a high-elastic membrane, the third through hole is communicated with an oil inlet of a hydraulic rod, the hydraulic rod is fixedly connected to the inner wall of the main pipe, a connecting disc is arranged on one side, close to the hydraulic rod, of the filter plate, the connecting disc is fixedly connected to the output end of the hydraulic rod, and the connecting disc is close to one side of the fixed plate and is fixedly connected with a plurality of dredging needles.

Through adopting above-mentioned technical scheme, when tiny particle will filter plate mesh blocks up, the difficult circulation of the internal water body of pipeline, near the increase of filter water pressure, the high-elastic membrane of water pressure increase oppression, high-elastic membrane takes place deformation, the volume diminishes in the auxiliary line, liquid in the auxiliary line flows in the hydraulic stem, thereby promote the hydraulic stem extension, the hydraulic stem extension drives the connection pad motion, the connection pad drives the motion of dredging needle, dredging needle will get into the filter mesh, release the particle of jam, make this device can deal with the jam of tiny particle, and need not external drive, the practicality of this device has been promoted.

The present invention may be further configured in a preferred embodiment as: and a tension spring is arranged between the two push plates, and two ends of the tension spring are respectively and fixedly connected with the two push plates.

Through adopting above-mentioned technical scheme, two push pedals can be taut to the extension spring, and the taut connecting rod of push pedal, the taut fixed plate of connecting rod for fixed plate and relevant part are inseparabler to the sealed of first through-hole.

The present invention may be further configured in a preferred embodiment as: the first connecting rod is far away from one end of the second connecting rod and is in a wedge-shaped arrangement, an inclined plane is arranged on one side, away from each other, of each push plate, and the inclined plane is located on one side, close to the first through hole, of each push plate.

Through adopting above-mentioned technical scheme, the wedge sets up and has reduced the resistance of rivers with the inclined plane, has reduced the on-way pressure loss of water, sets up the inclined plane simultaneously, and the water promotes the inclined plane to make two push pedals be close to each other, and then promoted the sealed effect of fixed plate and relevant part to the first through-hole.

To sum up, the utility model discloses a following at least one useful technological effect:

1. can filter the water in the trunk line through setting up the filter, block that the plug is close to push pedal one side at the filter, the electro-magnet through control lug both sides is opened and close, can attract the magnetic path to different directions, the magnetic path motion drives the slide bar and slides along the connecting strip, the slide bar drives first connecting rod motion, first connecting rod motion drives the motion of second connecting rod, the motion of second connecting rod drives the push pedal motion, the push pedal can push the collecting box on both sides with big plug on the filter, the required drive power of this device push pedal is provided by the interact power of electro-magnet and magnetic path, electro-magnet and magnetic path contactless each other, make the electro-magnet to place in the trunk line outside, the waterproof requirement of electro-magnet reduces by a wide margin, relevant part also need not to move the sealing treatment in the trunk line, sealed cost reduces by a wide margin, and has good economic benefits.

2. The connecting rod can be driven to move by arranging the push plate, the connecting rod can drive the fixed plate to move, the fixed plate drives the first sealing ring to move, and when the fixed plate moves to the first through hole, the first sealing ring is clamped with the second sealing ring to plug the first through hole, so that the collecting box is convenient to open and sundries in the collecting box are cleaned;

3. when tiny particle will filter plate mesh blocks up, the difficult circulation of the internal water body of pipeline, near water pressure increase in filter, water pressure increase oppresses high-elastic membrane, high-elastic membrane takes place deformation, the volume diminishes in the auxiliary line, liquid in the auxiliary line flows in the hydraulic stem, thereby promote the hydraulic stem extension, the hydraulic stem extension drives the connection pad motion, the connection pad drives the motion of dredging needle, dredging needle will get into the filter mesh, release the particle of jam, make the jam of tiny particle can be dealt with to this device, and need not external drive, the practicality of this device has been promoted.

Drawings

FIG. 1 is a schematic view of the cutting structure of the present invention;

fig. 2 is a schematic diagram of the half-section structure of the present invention.

Reference numerals: 1. a main pipeline; 2. a filter plate; 3. a bump; 4. an electromagnet; 5. a trough body; 6. a magnetic block; 7. a slide bar; 8. a connecting strip; 9. a first link; 10. a second link; 11. pushing the plate; 12. a first through hole; 13. a collection box; 14. a slider; 15. a connecting rod; 16. a fixing plate; 17. a first seal ring; 18. a second seal ring; 19. a second through hole; 20. a third through hole; 21. a secondary pipe; 22. a high elastic film; 23. a hydraulic lever; 24. a connecting disc; 25. dredging needles; 26. a tension spring; 27. a bevel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in FIG. 1 and FIG. 2, for the utility model discloses a prevent stifled type drainage pipe, including trunk line 1 and filter 2, the 1 cross-section of trunk line is square, and square setting is convenient for arrange relevant clearance part, and filter 2 is opened along 1 axis direction of trunk line has a plurality of meshs, and the diameter of mesh is 0.5 to 1.5 millimeters, and filter 2 can filter the water in trunk line 1, blocks great plug and flows in one side at 2 water of filter.

As shown in fig. 1 and 2, a convex block 3 is fixedly connected to any opposite side of a main pipe 1, electromagnets 4 are fixedly connected to two sides of the convex block 3 perpendicular to the axis of the main pipe 1, the driving force required by a push plate 11 of the device is provided by the interaction force of the electromagnets 4 and the magnetic blocks 6, the electromagnets 4 and the magnetic blocks 6 are not in contact with each other, so that the electromagnet 4 can be placed outside the main pipeline 1, the waterproof requirement of the electromagnet 4 is greatly reduced, the electromagnet 4 is driven by two sets of current flowing to different power supplies alternately, the magnetic poles of the electromagnet 4 are changed alternately, thereby make two electro-magnets 4 on same lug 3 provide suction and thrust respectively, strengthened drive power, be equipped with cell body 5 in the lug 3, cell body 5 and trunk line 1 intercommunication are equipped with magnetic path 6 in the cell body 5, and the electro-magnet 4 takes place the interact with magnetic path 6 after the circular telegram, promotes this piece reciprocating motion between two electro-magnets 4 of same lug 3.

As shown in fig. 1 and 2, be equipped with slide bar 7 between two magnetic paths 6, slide bar 7 both ends are fixed connection in two magnetic paths 6 respectively, magnetic path 6 drives slide bar 7 along trunk line 1's axis direction reciprocating motion, be equipped with connecting strip 8 in the cell body 5, slide bar 7 runs through connecting strip 8, and slide bar 7 along trunk line 1's axis direction sliding connection in connecting strip 8, connecting strip 8 is to its guide effect of slide bar 7, slide bar 7 middle part fixedly connected with first connecting rod 9, first connecting rod 9 is on a parallel with the axis of trunk line 1, first connecting rod 9 is kept away from slide bar 7 one end and is articulated to have two second connecting rods 10, second connecting rod 10 one end wedge setting is kept away from to first connecting rod 9, the wedge setting has reduced the on-way pressure loss of water.

As shown in fig. 1 and 2, the slide bar 7 drives the first connecting bar 9 to move, the first connecting bar 9 drives the second connecting bar 10 to move, the second connecting bar 10 is far away from the one end of the first connecting bar 9 and is hinged with a push plate 11, the second connecting bar 10 drives the push plate 11 to move, the equal fixedly connected with slider 14 at both ends of the push plate 11, slider 14 is connected to the inner wall of the main pipeline 1 in a sliding manner, slider 14 slides along the axis direction parallel to the slide bar 7, the push plate 11 slides in the main pipeline 1 through the slider 14, the slider 14 can limit the push plate 11, the separation of the push plate 11 from the filter plate 2 is avoided to a certain extent, the use effect of the push plate 11 is improved, in addition, the slider 14 slides more conveniently, the both ends of the push plate 11 all set up the slider 14, the possibility of the baffle torsion is avoided to a certain extent.

As shown in fig. 1 and 2, push pedal 11 is laminated in filter 2, one side that trunk line 1 is close to lug 3 is opened there is first through-hole 12, first through-hole 12 is located the extension line of two push pedal 11 same point lines, trunk line 1 outside fixedly connected with collecting box 13, the outside of collecting box 13 is equipped with the chamber door, the chamber door is not shown in the figure, open the chamber door and can clear up the plug in the collecting box 13, collecting box 13 inner chamber is through first through-hole 12 and trunk line 1 intercommunication, push pedal 11 can push the collecting box 13 on both sides with the big plug on filter 2, relevant part also need not to move the sealed processing in trunk line 1, sealed cost reduces by a wide margin, and has good economic benefits.

As shown in fig. 1 and 2, two push plates 11 keep away from equal fixedly connected with connecting rod 15 in one side each other, push plate 11 can drive connecting rod 15 to move, connecting rod 15 keeps away from push plate 11 one end fixedly connected with fixed plate 16, connecting rod 15 can drive fixed plate 16 to move, fixed plate 16 sliding connection is in the collecting box 13 inner wall, fixed plate 16 slides along the axis direction of connecting rod 15, connecting rod 15 cover is equipped with first sealing washer 17, fixed plate 16 drives first sealing washer 17 to move, first sealing washer 17 fixed connection is in fixed plate 16, first through-hole 12 fixedly connected with second sealing washer 18, when fixed plate 16 moves first through-hole 12, first sealing washer 17 and second sealing washer 18 joint, plug up first through-hole 12, thereby conveniently open collecting box 13, clear up the debris in collecting box 13.

As shown in fig. 1 and fig. 2, the opposite sides of the main pipe 1 parallel to the sliding rod 7 are all provided with a second through hole 19 and a third through hole 20, the second through hole 19 is located on one side of the filter plate 2 close to the first through hole 12, the second through hole 19 is fixedly connected with a high elastic membrane 22, when fine particles block meshes of the filter plate 2, water in the pipe is difficult to circulate, water pressure near the filter plate 2 is increased, the water pressure is increased to press the high elastic membrane 22, the high elastic membrane 22 is deformed, the third through hole 20 is located on the other side of the filter plate 2, the second through hole 19 is communicated with the third through hole 20 through an auxiliary pipe 21, the auxiliary pipe 21 is not communicated with the main pipe 1 under normal conditions, the auxiliary pipe 21 is filled with a liquid medium, the medium is preferably water or liquid circulating in the main pipe 1, the liquid leakage in the auxiliary pipe 21 is prevented from polluting the liquid in the main pipe 1, and the auxiliary pipe 21 is located outside of the main pipe 1.

As shown in fig. 1 and 2, the third through hole 20 is communicated with an oil inlet of a hydraulic rod 23, the high elastic membrane 22 deforms due to the hydraulic pressure in the main pipe 1, the volume of the auxiliary pipe 21 is compressed, the liquid in the auxiliary pipe 21 flows into the hydraulic rod 23, the hydraulic rod 23 has the same structure as the common hydraulic rod 23, the driving hydraulic pressure of the hydraulic rod 23 is provided by the liquid in the auxiliary pipe 21, and the hydraulic rod 23 is fixedly connected to the inner wall of the main pipe 1.

As shown in fig. 1 and 2, filter 2 is close to hydraulic stem 23 one side and is equipped with connection pad 24, connection pad 24 fixed connection is in the output of hydraulic stem 23, hydraulic stem 23 extension drives connection pad 24 and moves, connection pad 24 is close to a plurality of dredging needles 25 of filter 2 one side fixedly connected with, the quantity and the position of dredging needle 25 all with the mesh one-to-one of filter 2, connection pad 24 drives dredging needle 25 and moves, dredging needle 25 will get into the mesh of filter 2, release the particle of jam, make this device can deal with the jam of tiny particle, and need not external drive, the practicality of this device has been promoted.

As shown in fig. 1 and 2, a tension spring 26 is disposed between the two push plates 11, two ends of the tension spring 26 are respectively fixedly connected to the two push plates 11, the tension spring 26 can tension the two push plates 11, the push plates 11 tension the connecting rods 15, and the connecting rods 15 tension the fixed plate 16, so that the fixed plate 16 and related components are sealed more tightly against the first through hole 12.

As shown in fig. 1 and 2, the inclined plane 27 is disposed on one side of the two push plates 11 away from each other, the inclined plane 27 is located on one side of the push plates 11 close to the first through hole 12, the inclined plane 27 reduces resistance of water flow, and reduces pressure loss along the way of the water body, and the inclined plane 27 is disposed at the same time, so that the water body pushes the inclined plane 27, and the two push plates 11 are close to each other, thereby improving the sealing effect of the fixing plate 16 and related components on the first through hole 12.

The implementation principle of the embodiment is as follows: the electromagnet 4 drives the magnet 6 to move, the magnet 6 drives the slide rod 7 to slide along the connecting strip 8, the slide rod 7 drives the first connecting rod 9 to move, the first connecting rod 9 drives the second connecting rod 10 to move, the second connecting rod 10 drives the push plate 11 to move, and the push plate 11 pushes large blockages on the filter plate 2 into the collecting boxes 13 on two sides; the push plate 11 can drive the connecting rod 15 to move, the connecting rod 15 can drive the fixing plate 16 to move, the fixing plate 16 drives the first sealing ring 17 to move, when the fixing plate 16 moves to the first through hole 12, the first sealing ring 17 is clamped with the second sealing ring 18 to block the first through hole 12, and therefore the collecting box 13 can be conveniently opened by the outside; when tiny particle blocks up filter 2 mesh, the water is difficult to circulate in the pipeline, near filter 2 water pressure increase, water pressure increase oppresses high-elastic membrane 22, high-elastic membrane 22 takes place to deform, the volume diminishes in the auxiliary duct 21, liquid in the auxiliary duct 21 flows into hydraulic stem 23 to promote the extension of hydraulic stem 23, the extension of hydraulic stem 23 drives connection pad 24 and moves, connection pad 24 drives dredging needle 25 and moves, dredging needle 25 will get into filter 2 mesh, the particle of blocking is released.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Claims

1. The utility model provides an anti-blocking type drainage pipe, includes trunk line (1) and filter (2), its characterized in that: the cross section of the main pipeline (1) is square, any opposite side of the main pipeline (1) is fixedly connected with a convex block (3), the convex block (3) is perpendicular to the two sides of the axis of the main pipeline (1) and is fixedly connected with an electromagnet (4), a groove body (5) is arranged in the convex block (3), the groove body (5) is communicated with the main pipeline (1), magnetic blocks (6) are arranged in the groove body (5), a sliding rod (7) is arranged between the magnetic blocks (6), the two ends of the sliding rod (7) are respectively and fixedly connected with the two magnetic blocks (6), a connecting strip (8) is arranged in the groove body (5), the sliding rod (7) penetrates through the connecting strip (8), the sliding rod (7) is slidably connected with the connecting strip (8) along the axis direction of the main pipeline (1), and a first connecting rod (9) is fixedly connected with the middle of the sliding rod (7), first connecting rod (9) are on a parallel with the axis of trunk line (1), keep away from first connecting rod (9) slide bar (7) one end articulates there are two second connecting rods (10), second connecting rod (10) are kept away from first connecting rod (9) one end articulates there is push pedal (11), push pedal (11) laminate in filter (2), trunk line (1) are close to one side of lug (3) is opened there is first through-hole (12), first through-hole (12) are located two on the extension line of push pedal (11) same point line, trunk line (1) outside fixedly connected with collecting box (13), collecting box (13) inner chamber through first through-hole (12) with trunk line (1) intercommunication.

2. An anti-clogging drainpipe according to claim 1, wherein: push pedal (11) both ends equal fixedly connected with slider (14), slider (14) sliding connection in trunk line (1) inner wall, slider (14) are along being on a parallel with the axis direction of slide bar (7) slides.

3. An anti-clogging drainpipe according to claim 1, wherein: two equal fixedly connected with connecting rod (15) in one side is kept away from each other to push pedal (11), keep away from connecting rod (15) push pedal (11) one end fixedly connected with fixed plate (16), fixed plate (16) sliding connection in collecting box (13) inner wall, fixed plate (16) are followed the axis direction of connecting rod (15) slides, connecting rod (15) cover is equipped with first sealing washer (17), first sealing washer (17) fixed connection in fixed plate (16), first through-hole (12) fixedly connected with second sealing washer (18).

4. An anti-clogging drainpipe according to claim 1, wherein: the main pipeline (1) is parallel to opposite sides of the sliding rod (7) and is provided with a second through hole (19) and a third through hole (20), the second through hole (19) is located on one side, close to the first through hole (12), of the filter plate (2), the third through hole (20) is located on the other side of the filter plate (2), the second through hole (19) is communicated with the third through hole (20) through an auxiliary pipeline (21), the auxiliary pipeline (21) is located on the outer side of the main pipeline (1), the second through hole (19) is fixedly connected with a high-elastic membrane (22), the third through hole (20) is communicated with an oil inlet of a hydraulic rod (23), the hydraulic rod (23) is fixedly connected to the inner wall of the main pipeline (1), one side, close to the hydraulic rod (23), of the filter plate (2) is provided with a connecting disc (24), and the connecting disc (24) is fixedly connected to the output end of the hydraulic rod (23), the connecting disc (24) is close to one side of the filter plate (2) and is fixedly connected with a plurality of dredging needles (25).

5. An anti-clogging drainpipe according to claim 1, wherein: two be equipped with extension spring (26) between push pedal (11), extension spring (26) both ends respectively fixed connection in two push pedal (11).

6. An anti-clogging drainpipe according to claim 1, wherein: first connecting rod (9) are kept away from second connecting rod (10) one end wedge setting, two push pedal (11) keep away from one side each other and are equipped with inclined plane (27), inclined plane (27) are located push pedal (11) are close to first through-hole (12) one side.