CN212610149U

CN212610149U - River regulation and purification device

Info

Publication number: CN212610149U
Application number: CN202021208136.9U
Authority: CN
Inventors: 周丹青; 孟祥云
Original assignee: Jiangsu Jiuzhi Environmental Technology Service Co ltd; Nanjing Gianda Road & Bridge Construction Co ltd; Jiangsu Kaijin Ecological Environment Co ltd
Current assignee: Jiangsu Jiuzhi Environmental Technology Service Co ltd; Nanjing Gianda Road & Bridge Construction Co ltd; Jiangsu Kaijin Ecological Environment Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-02-26
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to the technical field of river channel treatment, in particular to a river channel treatment and purification device, which comprises a river channel treatment and purification device, a spraying mechanism, a filtering mechanism and a biological purification mechanism, wherein the spraying mechanism, the filtering mechanism and the biological purification mechanism are sequentially arranged along the flow direction of a river channel; the spraying agent mechanism comprises an agent storage tank arranged on one side of the river channel, an extraction pump connected to the agent storage tank and used for extracting the agent in the agent storage tank, and a delivery pipe connected with the extraction pump and guided into the river channel; the filtering mechanism comprises a filtering part intercepted in the river channel and a hanging bracket erected on the river channel, and a lifting part for lifting the filtering part is arranged on the hanging bracket; the biological purification mechanism comprises a microbial purification treatment layer arranged at the bottom of the river channel and an aquatic plant layer arranged on the river channel. The utility model discloses have the effect of effectively administering the pollution river course, purifying the river course environment.

Description

River regulation and purification device

Technical Field

The utility model belongs to the technical field of the technique of river course improvement and specifically relates to a purifier is administered in river course.

Background

In the course of rapid development of cities, the increase of urban population leads to the increase of domestic water discharge, the increase of production and processing enterprises leads to the increase of industrial wastewater discharge, both domestic water and industrial wastewater cause the pollution problem of urban rivers, a large amount of sediments are accumulated in riverways, seriously polluted urban river segments even have seasonal or annual black and odorous states, seriously polluted air and cause the deterioration of urban living environment, so that the pollution of the riverways is treated, and the environment of the riverways is urgently purified.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a purifier is administered to river course has the effective effect of administering the pollution river course, purifying the river course environment.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a river regulation and purification device comprises a spraying agent mechanism, a filtering mechanism and a biological purification mechanism, wherein the spraying agent mechanism, the filtering mechanism and the biological purification mechanism are sequentially arranged along the flow direction of a river;

the spraying agent mechanism comprises an agent storage tank arranged on one side of the river channel, an extraction pump connected to the agent storage tank and used for extracting the agent in the agent storage tank, and a delivery pipe connected with the extraction pump and guided into the river channel;

the filtering mechanism comprises a filtering part intercepted in the river channel and a hanging bracket erected on the river channel, and a lifting part for lifting the filtering part is arranged on the hanging bracket;

the biological purification mechanism comprises a microbial purification treatment layer arranged at the bottom of the river channel and an aquatic plant layer arranged on the river channel.

Through adopting above-mentioned technical scheme, operating personnel erects the gallows in the river course in advance, fix the draw bridge part on the gallows and hoist and mount filter unit, place the storage agent jar and go into the medicament that is used for administering river course sewage in river course one side, connect the extraction pump in the storage agent jar and insert the river course through the contact tube, place microorganism purification treatment layer and set up aquatic plant material layer on the river course in the one side river course that the contact tube was kept away from to filter unit, operating personnel loops through the medicament of rushing into treatment river course sewage, impurity is filtered through filter unit, carry out biological treatment through biological purification treatment layer and aquatic plant material layer to river course pollution at last, through successive layer purification treatment, effectively purify the river course environment.

The present invention may be further configured in a preferred embodiment as: the filter part comprises a filter plate intercepted in the river channel;

the lifting frame comprises two frame rods which are oppositely erected on two sides of a river channel and an ejector rod which is transversely arranged at the tops of the two frame rods, the lifting part comprises two first winding rollers which are respectively fixed at two ends of the rod wall of the ejector rod, facing the river channel, a first motor for driving the first winding rollers to rotate is fixed on the ejector rod, a first lifting rope is wound on the first winding rollers, and one end, wound out of the first winding roller, of the first lifting rope is fixedly connected with the filter plate.

Through adopting above-mentioned technical scheme, operating personnel receive and releases lifting rope one through a pair of wind-up roll of synchronous drive one drive to realize that the filter reciprocates, make things convenient for operating personnel to put into the filter in the river course and filter impurity, conveniently lift up the filter simultaneously and clear up, improve the filter and use the convenience.

The present invention may be further configured in a preferred embodiment as: a blocking frame is erected between the guide-out pipe and the filter plate in the river channel and comprises two support rods which are erected on two sides of the river channel respectively and a cross rod which is transversely arranged at the tops of the two support rods, the cross rod faces two ends of a rod wall in the river channel and is fixedly provided with a second winding roller, a second motor for driving the second winding roller to rotate is fixedly arranged on the cross rod, a second lifting rope is wound on the second winding roller, and one end of the second winding rope is fixedly connected with a blocking plate for blocking the river channel.

Through adopting above-mentioned technical scheme, operating personnel receive and releases lifting rope two through two drive a pair of wind-up roll two of synchronous drive motors to realize that the shutoff board reciprocates, make things convenient for operating personnel to put down the shutoff board shutoff river course and hoist the filter and clear up and filter this board, be favorable to blockking river course impurity and flow through the filter at the clearance filter in-process, can lift the shutoff board once more after the completion filter of clearance.

The present invention may be further configured in a preferred embodiment as: the filter plate comprises a vertical filter plate and a transverse filter plate which are connected into a whole and are L-shaped integrally, and the transverse filter plate is positioned at one end of the vertical filter plate facing the bottom of the river channel and extends towards the plugging plate.

Through adopting above-mentioned technical scheme, erect and put the filter plate and play the effect that stops, filter the interior flow impurity of river course, horizontal filter plate cooperation is simultaneously erected and is put the filter plate and form the convection current to erect and put the filter plate and put the bearing of the pollution impurity of filter plate separation by erecting, lifts by a pair of motor of synchronous drive and erects the filter plate and can lift and pile up the impurity on horizontal filter plate, makes things convenient for operating personnel in time to clear up and piles up impurity such as pollution rubbish.

The present invention may be further configured in a preferred embodiment as: the opposite surfaces of the frame rods and the support rods are respectively and longitudinally provided with a guide groove, the vertically arranged filter plate slides along the opposite guide grooves of the two frame rods, the plugging plate slides along the opposite guide grooves of the two support rods, and the horizontally arranged filter plate extends out of the opposite guide grooves of the two frame rods and is attached to the plugging plate.

Through adopting above-mentioned technical scheme, the guide slot of hack lever provides the guide effect for erectting the filter plate up-and-down motion, it puts the filter plate and horizontal filter plate removes and the stability under the static filtration state to improve to erect, the guide slot of branch provides the guide effect for shutoff board up-and-down motion, improve shutoff board mobility stability, shutoff board and the laminating of horizontal filter plate simultaneously, be favorable to placing shutoff board shutoff river course in-process, horizontal filter plate provides the resistance to the river course water flow impact for the shutoff board, the face of horizontal filter plate removal range of shutoff restriction and shutoff horizontal filter plate orientation shutoff board simultaneously, it promotes the dropping of piling up rubbish on horizontal filter plate to reduce horizontal filter plate.

The present invention may be further configured in a preferred embodiment as: the ejector pin orientation the spout has been seted up along ejector pin length direction in the face of shutoff board, it is connected with the screw rod to rotate between spout length direction's the both ends, it is connected with the slider to slide in the spout, just slider threaded connection the screw rod, the end wall of ejector pin is fixed with the drive screw rod pivoted motor three, the slider orientation the lateral wall fixedly connected with in the spout outside hangs down the jib towards horizontal filter plate, the one end that the slider was kept away from to the jib is fixed with the scraper blade, just scraper blade shape size with erect and put the filter plate and the whole filter surface of horizontal filter plate agrees with mutually.

Through adopting above-mentioned technical scheme, operating personnel synchronous drive motor one lifts by crane and erects to put the filter plate and horizontal filter plate until the laminating scraper blade, then driving motor three drives the screw rod and rotates to drive the slider and slide along the spout and drive the scraper blade and strike off the rubbish impurity of piling up on horizontal filter plate and the vertical filter plate, make things convenient for operating personnel to pile up rubbish impurity and clear up on horizontal filter plate and the vertical filter plate fast.

The present invention may be further configured in a preferred embodiment as: the pipe wall of the delivery pipe placed in the river channel is provided with a plurality of divergence holes.

Through adopting above-mentioned technical scheme, a plurality of divergence holes are favorable to the leading-in river course medicament diffusion effect of clamp splice contact tube and disperse efficiency, improve contact tube and derive medicament and river course interior sewage reaction efficiency.

The present invention may be further configured in a preferred embodiment as: the bottom wall has placed the shell that bears who agrees with mutually with the river course inner wall in the river course, the setting of little biological purification treatment layer is in bear on the bottom wall in the shell, the aquatic plant layer includes a plurality of cultivation kickboards that are used for cultivating aquatic plant, just it connects through the stay cord to cultivate the kickboard bear the inner wall of shell.

Through adopting above-mentioned technical scheme, operating personnel will cultivate the kickboard and connect through the stay cord and bear the shell on arranging the microbial purification treatment layer in advance in bearing the shell, then will bear the shell and put into the river course, make things convenient for operating personnel to stably settle microbial purification treatment layer and cultivate the kickboard.

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

1. an operator filters impurities through a filtering component by sequentially flushing a medicament for treating river sewage, and finally biologically treats river pollution through a biological purification treatment layer and an aquatic plant layer, and effectively purifies the river environment through layer-by-layer purification treatment;

2. the two motors II are synchronously driven to drive the two winding rollers II to wind and unwind the lifting ropes II to realize the up-and-down movement of the plugging plate, so that an operator can conveniently put down the plugging plate to plug the river channel, lift the filter plate and clean the filter plate, and the filter plate is favorable for preventing impurities in the river channel from flowing through the filter plate in the process of cleaning the filter plate;

3. an operator synchronously drives the motor I to lift the vertical filter plate and the horizontal filter plate until the vertical filter plate and the horizontal filter plate are attached to the scraper, and then drives the scraper to scrape garbage impurities accumulated on the horizontal filter plate and the vertical filter plate, so that the operator can conveniently and quickly clean the garbage impurities accumulated on the horizontal filter plate and the vertical filter plate.

Drawings

Fig. 1 is a schematic structural diagram of the whole spraying agent mechanism, the plugging frame, the plugging plate, the filtering mechanism and the biological purification mechanism in the river channel according to the embodiment.

Fig. 2 is a partial sectional view showing a vertical filter plate, a horizontal filter plate, a first wind-up roll, a second motor, a screw, a cultivation floating plate and a pull rope in the present embodiment.

Fig. 3 is a partial sectional view for showing the sliding structure of the corresponding guide groove among the sliding block in the sliding chute, the vertical plate and the frame rod in the embodiment.

FIG. 4 is an enlarged view taken at A in FIG. 2 to illustrate the configuration of the diverging holes in the delivery tube.

In the figure, 1, a spray mechanism; 11. a storage tank; 12. a pump; 13. a delivery pipe; 131. a diverging aperture; 2. a filtering mechanism; 21. a hanger; 211. a frame bar; 2111. a first reinforcing rod; 2112. a guide groove; 212. a top rod; 2121. a chute; 22. a filter plate; 221. vertically arranging a filter plate; 222. transversely placing the filter plate; 23. a first winding roller; 24. a first motor; 25. a first lifting rope; 26. a screw; 27. a slider; 28. a third motor; 29. a squeegee; 291. a boom; 3. a biological purification mechanism; 31. a microbial purification treatment layer; 32. an aquatic plant layer; 321. cultivating a floating plate; 322. pulling a rope; 33. a load-bearing shell; 4. a plugging frame; 41. a strut; 411. a guide groove; 412. a second reinforcing rod; 42. a cross bar; 43. a second wind-up roller; 44. a second motor; 45. a second lifting rope; 46. a plugging plate; 5. a river channel.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a river course treatment purifier, along 5 flow directions of river course including setting up in river course 5 left side subaerial spray mechanism 1 in proper order, erect shutoff frame 4 in river course 5 and hang and establish on shutoff frame 4 and be used for shutoff river course 5 shutoff board 46, erect filter mechanism 2 in river course 5 and set up biological purification mechanism 3 in river course 5, river course 5 sewage flow direction carries out physical or chemical agent's the reaction of filling through spray mechanism 1 and deposits, can disinfect to the contaminated water, reduce the heavy metal, deposit polluting compound etc., then filter mechanism 2, at last by biological purification mechanism 3 biological purification once more, accomplish the purification to river course 5 water.

Referring to fig. 1 and 4, the spray mechanism 1 includes an agent storage tank 11 arranged on the left side of the river 5 and an extraction pump 12 fixed on the top surface of the agent storage tank 11 and connected to the inside of the agent storage tank 11 through a conduit, the leading-out end of the extraction pump 12 is connected with a leading-out pipe 13 leading into the river 5, and a plurality of diverging holes 131 are uniformly formed in the pipe wall of the leading-out pipe 13 transversely arranged in the river 5 in the axial direction and the circumferential direction respectively; according to actual needs, polyacrylamide and inorganic flocculating agents such as polyaluminium chloride can be selected in the agent storage tank 11, the water body in the river channel 5 is effectively clarified, purified and precipitated, and the diffusion effect and the diffusion efficiency of the agent led into the river channel 5 by the clamp block leading-out pipes 13 are facilitated by the plurality of the diffusion holes 131, so that the reaction efficiency of the agent led out by the leading-out pipes 13 and the sewage in the river channel 5 is improved.

Referring to fig. 1 and 2, the blocking frame 4 includes two support rods 41 respectively erected on two sides of the width direction of the river channel 5 and a cross rod 42 transversely arranged between the top ends of the two support rods 41, two side surfaces of the support rods 41 facing the flow direction of the river channel 5 are respectively fixed with a second reinforcing rod 412 which is supported at the bottom of the river channel 5 and forms a triangular structure with the support rods 41, a second motor 44 is fixed at a position, close to the cross rod 42, of the opposite surface of the two support rods 41, lifting lugs are respectively fixed at two ends of the bottom wall of the cross rod 42 opposite to the second motor 44 on the opposite side, a second winding roller 43 is rotatably connected between the lifting lugs and the output end of the second motor 44, a second lifting rope 45 is wound on the second winding roller 43, the blocking plate 46 is arranged below the second winding roller 43, and one end of the top wall of the second; an operator drives a pair of winding rollers two 43 to receive and release two lifting ropes 45 through two motors two 44 of synchronous drive, thereby realizing that the plugging plate 46 moves up and down, facilitating the operator to put down the plugging plate 46 to plug the river channel 5, lift the filter 22 and clear up and filter the filter plate, being beneficial to blocking the impurity flow of the river channel 5 in the process of cleaning the filter 22 and passing through the filter 22, and lifting the plugging plate 46 again after cleaning the filter 22.

Referring to fig. 1 and 2, the filtering mechanism 2 includes a hanger 21 fixed in the river 5 and a filtering plate 22 hung on the hanger 21 and transversely intercepted in the river 5, the hanger 21 includes two frame bars 211 oppositely erected on two sides of the width direction of the river 5 and a top bar 212 transversely placed on the top ends of the two frame bars 211, and two side faces of the frame bars 211 facing the flow direction of the river 5 are respectively fixed with a first reinforcing bar 2111 supported at the bottom of the river 5 and forming a triangular structure with the frame bars 211.

Referring to fig. 2 and 3, the hoisting part comprises a first motor 24 respectively fixed on the opposite surfaces of the two frame rods 211 and close to the ejector rod 212, lifting lugs are respectively fixed at the two ends of the bottom wall of the ejector rod 212 opposite to the first motor 24 on the opposite side, a first winding roller 23 is rotatably connected between the lifting lugs and the output end of the first motor 24, a first lifting rope 25 is wound on the first winding roller 23, the filter plate 22 is arranged below the two first winding rollers 23, and one end of the first lifting rope 25 wound out of the first winding roller 23 is respectively fixedly connected with the two ends of the top surface of the filter plate 22; operating personnel receive and releases lifting rope 25 through a pair of wind-up roll 23 of 24 drive of two motors of synchronous drive to realize that filter 22 reciprocates, make things convenient for operating personnel to put into filter 22 and filter impurity in river course 5, conveniently lift up filter 22 simultaneously and clear up, improve filter 22 convenience in use.

Referring to fig. 1 and 2, the filter plate 22 includes an L-shaped vertical filter plate 221 and a horizontal filter plate 222 integrally connected with each other, and the horizontal filter plate 222 is located at the bottom end of the vertical filter plate 221, parallel to the bottom surface of the river 5, and extends toward the plugging plate 46; the vertical filter plates 221 play a role in blocking and filtering impurities flowing in the river channel 5, meanwhile, the horizontal filter plates 222 are matched with the vertical filter plates 221 to form convection to the vertical filter plates 221 and bear pollution impurities blocked by the vertical filter plates 221, the vertical filter plates 221 are lifted by synchronously driving the pair of motors I24, and the impurities accumulated on the horizontal filter plates 222 can be lifted, so that an operator can conveniently and timely clean the impurities such as accumulated pollution garbage and the like.

Referring to fig. 1 and 3, a sliding groove 2121 is formed in the surface of the ejector rod 212 facing the plugging plate 46 along the length direction of the ejector rod 212, a screw rod 26 is rotatably connected between two ends of the sliding groove 2121 in the length direction, a sliding block 27 is connected in the sliding groove 2121 in a sliding manner, the sliding block 27 is in threaded connection with the screw rod 26, a motor III 28 is fixed on the right end wall of the ejector rod 212, the output end of the motor III 28 is coaxially and fixedly connected with the end part of the screw rod 26, a hanging rod 291 which hangs down is fixedly connected to the side wall of the sliding block 27 facing the outer side of the sliding groove 2121, a scraper 29 is fixed at the bottom end of the hanging rod 291, and the shape and size of; an operator synchronously drives the motor I24 to lift the vertical filter plate 221 and the horizontal filter plate 222 until the vertical filter plate 221 is attached to the scraper 29, and then drives the motor III 28 to drive the screw 26 to rotate, so that the slide block 27 is driven to slide along the slide groove 2121 and the scraper 29 is driven to scrape off garbage impurities accumulated on the horizontal filter plate 222 and the vertical filter plate 221, and the operator can conveniently and quickly clean the garbage impurities accumulated on the horizontal filter plate 222 and the vertical filter plate 221.

Referring to fig. 1 and 2, the face of the frame bar 211 facing the same side support bar 41 is longitudinally provided with a guide groove 2112, the guide groove 2112 enables the face of the frame bar 211 facing the support bar 41, which faces the frame bar 211 and deviates from the same side support bar 41, to form a ladder shape, the left side and the right side of the blocking plate 46 slide along the guide groove 2112 between the two support bars 41, the face of the blocking plate 46 facing the filter plate 22 is flush with the face of the frame bar 211 facing the support bar 41, the face of the support bar 41 facing the same side frame bar 211 is respectively and longitudinally provided with the same guide groove 411, the vertical filter plate 221 is positioned between the two frame bars 211 and slides relative to the guide groove 411, and; the guide grooves 411 of the frame rods 211 provide a guiding effect for the vertical filter plates 221 to move up and down, so that the stability of the vertical filter plates 221 and the horizontal filter plates 222 in moving and static filtering states is improved, meanwhile, the guide grooves 2112 provide blocking for the vertical filter plates 221 to resist the impact force of fluid in a river channel 5, the guide grooves 411 of the support rods 41 provide a guiding effect for the vertical movement of the blocking plates 46, so that the movement stability of the blocking plates 46 is improved, meanwhile, the blocking plates 46 are attached to the horizontal filter plates 222, and therefore, in the process of placing the blocking plates 46 to block the river channel 5, the horizontal filter plates 222 provide resistance to the flow impact of the water in the river channel 5 for the blocking plates 46, the blocking plates 46 limit the movement range of the horizontal filter plates 222 and block the surfaces of the horizontal filter plates 222 facing the blocking plates 46, and the phenomenon that the horizontal filter plates 222 lift up and pile up garbage on the horizontal filter plates.

Referring to fig. 1 and 2, the biological purification mechanism 3 includes a v 21274fixed on the inner wall of the river 5 and having a longitudinal section with an upward opening, a bearing shell 33 having a shape, a microbial purification layer 31 laid on the inner bottom wall of the bearing shell 33, the microbial purification layer 31 using activated sludge to treat organic sewage by using suspended microbial flocs, an aquatic plant layer 32 disposed above the microbial purification layer 31, the aquatic plant layer 32 including a plurality of cultivation floating plates 321 for cultivating aquatic plants, the cultivation floating plates 321 fixedly connected to the inner side wall of the bearing shell 33 through pull ropes 322, and various aquatic plants (not shown in the figure) for biological treatment cultivated on the cultivation floating plates 321; the operating personnel in advance puts microorganism purification treatment layer 31 on bearing shell 33, then will cultivate the floating plate 321 and connect bearing shell 33 through stay cord 322, then put into river course 5 bearing shell 33, make things convenient for operating personnel to stably settle microorganism purification treatment layer 31 and cultivate floating plate 321.

The implementation principle of the embodiment is as follows: the operator stores the chemical agent for treating the polluted river water in the chemical agent storage tank 11 in advance, drives the extraction pump 12 to extract the chemical agent and sprays the chemical agent into the river 5 through the delivery pipe 13 and the diffusion holes 131 thereof. The medicament is mixed with the sewage in the river channel 5 to react and purify the sewage in the river channel 5, the sewage in the river channel 5 flows through the vertical filter plate 221, impurities such as garbage and the like are filtered and blocked by the vertical filter plate 221, the filtered water in the river channel 5 is biologically treated by the microorganism purification treatment layer 31 and the aquatic plant layer 32, after the filtration treatment is carried out for a period of time, the pioneer synchronously drives the pair of motors II 44 to lower the blocking plate 46 to block the river channel 5, then, the pair of motors I24 are synchronously driven to lift the vertical filter plates 221 and the horizontal filter plates 222 until the scraper plates 29 are attached, the driving motors III 28 drive the scraper plates 29 to scrape impurities such as garbage accumulated on the vertical filter plates 221 and the horizontal filter plates 222 towards one side of the river channel 5 and transfer the impurities, the pair of motors I24 are synchronously driven again to put down the vertical filter plates 221 and the horizontal filter plates 222, the pair of motors II 44 are synchronously driven to lift the plugging plates 46, and the environment of the river channel 5 is effectively purified through layer-by-layer purification treatment.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a purifier is administered to river course which characterized in that: comprises a spraying agent mechanism (1) which is arranged in sequence along the flow direction of a river channel (5), a filtering mechanism (2) which is erected in the river channel (5) and a biological purification mechanism (3) which is arranged in the river channel (5);

the spray mechanism (1) comprises an agent storage tank (11) arranged on one side of the river channel (5), an extraction pump (12) connected to the agent storage tank (11) and used for extracting the agent in the agent storage tank (11), and a delivery pipe (13) connected to the extraction pump (12) and guided into the river channel (5);

the filtering mechanism (2) comprises a filtering part intercepted in the river channel (5) and a hanging bracket (21) erected on the river channel (5), and a hoisting part for hoisting the filtering part is arranged on the hanging bracket (21);

the biological purification mechanism (3) comprises a microbial purification treatment layer (31) arranged at the bottom of the river channel (5) and an aquatic plant layer (32) arranged on the river channel (5).

2. The river treatment purification device of claim 1, wherein: the filter element comprises a filter plate (22) intercepted in the river (5);

the hanging bracket (21) comprises two frame rods (211) which are oppositely erected on two sides of the river channel (5) and ejector rods (212) which are transversely arranged at the tops of the two frame rods (211), the hoisting part comprises two winding rollers (23) which are respectively fixed at two end parts, facing the river channel (5), of the rod wall of the ejector rods (212), a motor I (24) for driving the winding rollers (23) to rotate is fixed on the ejector rods (212), a lifting rope I (25) is wound on the winding rollers (23), and one end, wound out of the winding rollers (23), of the lifting rope I (25) is fixedly connected with the filter plate (22).

3. The river treatment purification device of claim 2, wherein: the river channel (5) is internally provided with a plugging frame (4) between the guide-out pipe (13) and the filter plate (22), the plugging frame (4) comprises two support rods (41) which are erected on two sides of the river channel (5) respectively and a cross rod (42) which is transversely arranged at the tops of the two support rods (41), the cross rod (42) faces the two ends of the rod wall in the river channel (5) and is fixedly provided with a second winding roller (43), a second motor (44) which drives the second winding roller (43) to rotate is fixed on the cross rod (42), a second lifting rope (45) is wound on the second winding roller (43), and the second lifting rope (45) is wound out of the second winding roller (43) through one end of the second winding roller (43) and is fixedly connected with a plugging plate (46) for plugging the river channel (5).

4. The river treatment purification device of claim 3, wherein: the filter plate (22) comprises a vertical filter plate (221) and a transverse filter plate (222) which are integrally connected and are L-shaped, wherein the transverse filter plate (222) is positioned at one end, facing the bottom of the river channel (5), of the vertical filter plate (221) and extends towards the plugging plate (46).

5. The river treatment purification device of claim 4, wherein: guide grooves are respectively and longitudinally formed in opposite surfaces of the frame rods (211) and the support rods (41), the vertically-arranged filter plates (221) slide along the opposite guide grooves of the two frame rods (211), the plugging plates (46) slide along the opposite guide grooves of the two support rods (41), and the horizontally-arranged filter plates (222) extend out of the opposite guide grooves of the two frame rods (211) and are attached to the plugging plates (46).

6. The river treatment purification device of claim 4, wherein: the push rod (212) is towards the spout (2121) has been seted up along push rod (212) length direction in the face of shutoff board (46), it is connected with screw rod (26) to rotate between spout (2121) length direction's the both ends, spout (2121) internal sliding is connected with slider (27), just slider (27) threaded connection screw rod (26), the end wall of push rod (212) is fixed with the drive screw rod (26) pivoted motor three (28), slider (27) orientation the lateral wall fixedly connected with in the spout (2121) outside is held towards jib (291) that horizontal filter plate (222) hung down, the one end that slider (27) were kept away from to jib (291) is fixed with scraper blade (29), just scraper blade (29) shape size with erect and put filter plate (221) and horizontal filter plate (222) whole filtering face agree with.

7. The river treatment purification device of claim 1, wherein: the pipe wall of the delivery pipe (13) placed in the river channel (5) is provided with a plurality of diverging holes (131).

8. The river treatment purification device of claim 1, wherein: the bearing shell (33) that agrees with mutually with river course (5) inner wall is placed to bottom wall in river course (5), microbial purification treatment layer (31) set up bear on the bottom wall in shell (33), aquatic plant layer (32) include a plurality of cultivation kickboards (321) that are used for cultivating aquatic plant, just it connects through stay cord (322) to cultivate kickboard (321) bear the inner wall of shell (33).