CN222999314U - A cleaning device for aerated biological filter - Google Patents

Abstract

The utility model belongs to the technical field of sewage treatment, and particularly relates to a cleaning device of a biological aerated filter, which comprises a filter body, wherein a sewage outlet is formed in one side of the filter body, a cleaning mechanism comprises a support frame, a scraping plate, a spraying assembly, a rotation driving assembly and a brush cylinder, the driving end of the transverse reciprocating driving mechanism is connected with the bottom of the vertical reciprocating driving mechanism, the driving end of the vertical reciprocating driving mechanism is connected with the top of the support frame, the rotation driving assembly is arranged on the support frame, the driving end of the rotation driving assembly is connected with one end of the brush cylinder, the top of the spraying assembly is connected with the support frame, the spraying assembly is positioned on one side of the brush cylinder, which is away from the sewage outlet, the spraying end of the spraying assembly faces towards the brush cylinder and is inclined downwards, the upper end of the scraping plate is connected with the bottom of the spraying assembly, the scraping plate is positioned on one side of the spraying assembly, and the liquid supply mechanism is arranged on the outer side of the filter body, and the liquid supply end of the liquid supply mechanism is communicated with the liquid inlet end of the spraying assembly.

Description

Cleaning device for biological aerated filter

Technical Field

The utility model belongs to the technical field of sewage treatment, and particularly relates to a cleaning device of a biological aerated filter.

Background

The aeration biological filter is a sewage treatment technology, and the organic combination of biodegradation and physical filtration is realized through the filling filter material and the aeration effect. The technology has the advantages of high treatment efficiency, small occupied area, stable operation and the like, and is widely applied to the fields of urban sewage treatment, industrial wastewater treatment and the like. The aeration biological filter utilizes microorganisms to degrade pollutants, so that pollutants such as organic matters, ammonia nitrogen and the like in the wastewater are effectively removed, the water quality is improved, and the environment is protected.

Because sewage device is in overload operation for a long time, and the biological aerated filter can not carry out intermittent backwash operation according to normal procedure, and upstream water quality frequently fluctuates etc. leads to the biological aerated filter to block up, biological aerated filter pond face aeration is inhomogeneous, and when the aeration tank is used for a long time, the impurity is accumulated easily in its bottom to influence the treatment effect of sewage easily, need clear pond maintenance to biological aerated filter, change biological micropore aeration pipe, bottom perforated plate long handle drainage cap, single hole aerator etc..

The sedimentation area of current aeration tank bottom drainage often can accumulate thicker deposit after long-time use, needs operating personnel hand-held water pipe to wash the bottom surface, and the manpower consumes great, and washes inadequately, and the clearance is comparatively difficult, inconvenient clearance, and cleaning efficiency is low.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a cleaning device for a biological aerated filter, which aims to solve the problems that thicker sediment is often accumulated in a sedimentation area of bottom drainage after an existing aeration tank is used for a long time, an operator is required to hold a water pipe to wash the bottom surface, the manpower consumption is high, the washing is not complete enough, the cleaning is difficult, the cleaning is inconvenient, and the cleaning efficiency is low.

The utility model adopts the technical scheme that the cleaning device of the biological aerated filter comprises a filter body, wherein one side of the filter body is provided with a sewage outlet;

The cleaning mechanism comprises a supporting frame, a scraping plate, a spraying assembly, a rotation driving assembly and a brush barrel;

The filter tank comprises a filter tank body, a transverse reciprocating driving mechanism and a vertical reciprocating driving mechanism, wherein the transverse reciprocating driving mechanism is horizontally arranged on the outer side of the filter tank body along the sewage discharge direction, the driving end of the transverse reciprocating driving mechanism is connected with the bottom of the vertical reciprocating driving mechanism, and the vertical reciprocating driving mechanism is vertically arranged above the transverse reciprocating driving mechanism;

The driving end of the vertical reciprocating driving mechanism is connected with the top of the supporting frame, the supporting frame is positioned right above the filter tank body, the rotating driving assembly is arranged on the supporting frame, the driving end of the rotating driving assembly is connected with one end of the brush cylinder, the brush cylinder is rotationally connected to the bottom of the supporting frame along the vertical pollution discharge direction, the top of the spraying assembly is connected with the supporting frame, the spraying assembly is positioned on one side of the brush cylinder, which is away from the pollution discharge outlet, the spraying end of the spraying assembly faces the brush cylinder and inclines downwards, the upper end of the scraping plate is connected with the bottom of the spraying assembly, the scraping plate is positioned on one side of the spraying assembly, which is away from the brush cylinder, and the lower end of the scraping plate is lower than the lower end of the brush cylinder;

The liquid supply mechanism is arranged outside the filter body, and the liquid supply end of the liquid supply mechanism is communicated with the liquid inlet end of the spraying assembly.

Further, spray the subassembly and include connecting plate, shower and high-pressure nozzle, the shower sets up in the one side that the brush section of thick bamboo deviates from the drain along perpendicular blowdown direction, the connecting plate that two symmetries of shower top fixedly connected with set up, connecting plate upper end and backup pad top fixed connection, the bottom of shower has several high-pressure nozzle along the length direction array intercommunication of shower, the hydrojet end of high-pressure nozzle is towards brush section of thick bamboo and downward sloping, the feed liquor end of feed liquor mechanism communicates with the feed liquor end at shower top.

Further, the rotation driving assembly comprises a first motor, a driving sprocket, a driven sprocket and a chain;

The utility model discloses a brush, including support frame, driving sprocket, driven sprocket, chain cover, driving sprocket and driven sprocket, the first motor sets up on the lateral wall of support frame and is located the border position of support frame upper end, the drive end of first motor inwards runs through the support frame and is connected with driving sprocket, driving sprocket and driven sprocket all rotate to be connected on the support frame inside wall, and are interval distribution from last to down in proper order, the chain cover is established on driving sprocket and driven sprocket, driving sprocket and driven sprocket all mesh with the chain, brush barrel both ends all are provided with the pivot, the pivot of brush barrel one end rotates to be connected on the support frame, the pivot and the driven sprocket fixed connection of brush barrel other end.

Further, the transverse reciprocating driving mechanism comprises a first transverse frame, a second motor, a first screw rod nut, a sliding rod and a sliding seat;

The filter is characterized in that the first transverse frame is horizontally arranged on the right side of the filter body, the second motor is horizontally arranged on the rear side wall of the first transverse frame, the driving end of the second motor penetrates through the first transverse frame forwards and is fixedly connected with the rear end of the first screw rod, the first screw rod is horizontally connected in the first transverse frame in a rotating mode, the first screw rod nut is sleeved on the first screw rod in a threaded mode, the second transverse frame is horizontally arranged on the left side of the filter body, the sliding rod is horizontally fixedly connected on the second transverse frame, the sliding seat is sleeved on the sliding rod in a sliding mode, and the bottom of the vertical reciprocating driving mechanism is fixedly connected with the first screw rod nut and the top of the sliding seat.

Further, the vertical reciprocating driving mechanism comprises a first vertical frame, a second vertical frame, a third motor, a second lead screw nut, a vertical column and a sliding block;

The vertical setting of first grudging post is on the right side of filtering pond body, the top at first grudging post is vertically installed to the third motor, the drive end of third motor runs through first grudging post downwards and with second lead screw upper end fixed connection, the vertical swivelling joint of second lead screw is in first grudging post, second lead screw nut thread bush is established on the second lead screw, the vertical setting of second grudging post is in the left side of filtering pond body, the vertical fixed connection of stand is on the second grudging post, the slider slip cap is established on the stand, the left and right both ends of support frame respectively with slider and second lead screw nut fixed connection, the bottom of first grudging post and the top fixed connection of first lead screw nut, the bottom of second grudging post and the top fixed connection of slide.

Further, the liquid supply mechanism comprises a liquid storage tank, a liquid delivery pipe, a liquid supply pump and a liquid supply hose, wherein the liquid storage tank is arranged outside the filter body, a liquid outlet of the liquid storage tank is communicated with a liquid inlet end of the liquid supply pump through the liquid delivery pipe, and a liquid outlet end of the liquid supply pump is communicated with a liquid inlet end of the spraying assembly through the liquid supply hose.

The utility model has the beneficial effects that:

Then start vertical reciprocating drive mechanism drive support frame and move down, drive rotation drive assembly on the support frame then, spray the subassembly, the scraper blade, the vertical synchronous downward movement of brush section of thick bamboo, all move down to this internal bottom of filtering pond, simultaneously, brush hair butt in brush section of thick bamboo lower extreme is at this internal bottom of filtering pond and be extrusion deformation state, at this moment, the side butt that the scraper blade deviates from the brush section of thick bamboo pastes with the back inside wall of filtering pond body mutually, then start vertical reciprocating drive mechanism and drive vertical reciprocating drive mechanism and move towards the drain, thereby drive the support frame, spray the subassembly on the support frame, brush section of thick bamboo and scraper blade remove towards the drain in step, open simultaneously and supply liquid mechanism with wasing liquid and carry to spray the subassembly, and spout liquid downward to brush section of thick bamboo and the internal bottom contact department of filtering pond by spray the subassembly, it rubs to rotate the sediment that lasts this internal bottom of filtering pond to rotate the drive brush section of thick bamboo, utilize the brush hair on its surface to rub the sediment of filtering pond bottom, peel off the sediment from the pond bottom through the physical effect, and cooperate the rivers of spray the subassembly to remove sediment of brush bottom, thereby drive the support frame, spray the subassembly and remove towards the drain simultaneously, in order to clean up the sediment, the bottom of the filter tank has better, and the sediment cleaning effect is better, and the filter tank is more improved, and the cleaning up the sediment is more difficult to the bottom than the filter body.

Drawings

FIG. 1 is a schematic view of the whole structure of the present utility model (first view angle);

FIG. 2 is a schematic view of the whole structure (second view angle) of the present utility model;

FIG. 3 is a schematic view of the structure of the support frame, the rotary drive assembly and the brush vessel of the present utility model;

FIG. 4 is a schematic view of the spray assembly of the present utility model;

The drawings are noted as follows:

The filter tank comprises a filter tank body 1, a drain 11, a cleaning mechanism 2, a supporting frame 21, a scraper 22, a brush cylinder 23, a spray assembly 3, a connecting plate 31, a spray pipe 32, a high-pressure spray nozzle 33, a rotation driving assembly 4, a first motor 41, a driving chain wheel 42, a driven chain wheel 43, a chain 44, a transverse reciprocating driving mechanism 5, a first transverse frame 51, a second transverse frame 52, a second motor 53, a first lead screw 54, a first lead screw nut 55, a sliding rod 56, a sliding seat 57, a vertical reciprocating driving mechanism 6, a first vertical frame 61, a second vertical frame 62, a third motor 63, a second lead screw 64, a second lead screw nut 65, a vertical column 66, a sliding block 67, a liquid supply mechanism 7, a liquid storage tank 71, a liquid conveying pipe 72, a liquid supply pump 73 and a liquid supply hose 74.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "plurality" is two or more, and the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected" and "connected" are to be construed broadly, and for example, they may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiment one:

1-4, the cleaning device of the biological aerated filter comprises a filter body 1, wherein a drain outlet 11 is formed in one side of the filter body 1, a drain pipe is communicated with the drain outlet 11, and an electromagnetic valve is arranged on the drain pipe;

a cleaning mechanism 2, wherein the cleaning mechanism 2 comprises a supporting frame 21, a scraping plate 22, a spraying assembly 3, a rotation driving assembly 4 and a brush cylinder 23;

the filter tank comprises a filter tank body 1, a transverse reciprocating driving mechanism 5 and a vertical reciprocating driving mechanism 6, wherein the transverse reciprocating driving mechanism 5 is horizontally arranged on the outer side of the filter tank body 1 along the pollution discharge direction, the driving end of the transverse reciprocating driving mechanism 5 is connected with the bottom of the vertical reciprocating driving mechanism 6, and the vertical reciprocating driving mechanism 6 is vertically arranged above the transverse reciprocating driving mechanism 5;

The driving end of the vertical reciprocating driving mechanism 6 is connected with the top of the supporting frame 21, the supporting frame 21 is positioned right above the filter tank body 1, the rotating driving assembly 4 is installed on the supporting frame 21, the driving end of the rotating driving assembly 4 is connected with one end of the brush cylinder 23, the brush cylinder 23 is rotationally connected to the bottom of the supporting frame 21 along the vertical sewage discharging direction, the top of the spraying assembly 3 is connected with the supporting frame 21, the spraying assembly 3 is positioned on one side of the brush cylinder 23 deviating from the sewage discharging outlet 11, the spraying end of the spraying assembly 3 faces the brush cylinder 23 and inclines downwards, the spraying end of the spraying assembly 3 can spray to the contact surface of the brush cylinder 23 and the bottom in the filter tank body 1, the upper end of the scraping plate 22 is connected with the bottom of the spraying assembly 3, the scraping plate 22 is positioned on one side of the scraping assembly 3 deviating from the brush cylinder 23, and the lower end of the scraping plate 22 is lower than the lower end of the brush cylinder 23, so that when the bottom of the scraping plate 22 is abutted to the bottom in the filter tank body 1, the lower end of the brush cylinder 23 is abutted to the bottom in the filter tank 1 and in an extrusion deformation state, the brush brushing effect is better, and the brushing effect is better;

The liquid supply mechanism 7, liquid supply mechanism 7 sets up in the filtering pond body 1 outside, liquid supply end and the feed liquor end intercommunication that sprays the subassembly 3 of liquid supply mechanism 7.

As shown in fig. 4, as a preferred scheme, the spray assembly 3 includes a connecting plate 31, a spray pipe 32 and a high-pressure nozzle 33, the spray pipe 32 is arranged on one side of the brush cylinder 23, which is away from the sewage drain 11, along the vertical sewage drain direction, the top of the spray pipe 32 is fixedly connected with two symmetrically arranged connecting plates 31, the upper ends of the connecting plates 31 are fixedly connected with the top of the supporting plates, the bottom of the spray pipe 32 is communicated with a plurality of high-pressure nozzles 33 along the length direction array of the spray pipe 32, the spray end of the high-pressure nozzle 33 is inclined downwards towards the brush cylinder 23, and the liquid supply end of the liquid supply mechanism 7 is communicated with the liquid supply end of the top of the spray pipe 32. The spray pipe 32 is supplied with liquid through the liquid supply mechanism 7, the spray pipe 32 supplies liquid to the high-pressure nozzle 33, the high-pressure nozzle 33 sprays cleaning liquid obliquely downwards to the contact position between the brush cylinder 23 and the inner bottom of the filter tank body 1, the brush cylinder 23 is driven by the rotation driving assembly 4 to continuously brush the inner bottom of the filter tank body 1, the bristles on the surface of the brush cylinder are utilized to rub sediments at the bottom of the filter tank, the sediments are peeled off from the bottom of the filter tank through physical action, the sediments at the bottom of the filter tank are dispersed by the water flow impact of the high-pressure spray nozzle, and the rotation of the brush cylinder 23 can stir water flow, so that loose sediments are helped to be taken away, and the cleaning efficiency is improved.

Preferably, the rotation driving assembly 4 comprises a first motor 41, a driving sprocket 42, a driven sprocket 43 and a chain 44;

The first motor 41 is arranged on the outer side wall of the support frame 21 and is positioned at the edge position of the upper end of the support frame 21, the driving end of the first motor 41 inwards penetrates through the support frame 21 and is connected with the driving sprocket 42, the driving sprocket 42 and the driven sprocket 43 are all rotationally connected on the inner side wall of the support frame 21 and are distributed at intervals from top to bottom in sequence, the chain 44 is sleeved on the driving sprocket 42 and the driven sprocket 43, the driving sprocket 42 and the driven sprocket 43 are meshed with the chain 44, two ends of the brush cylinder 23 are provided with rotating shafts, the rotating shafts at one end of the brush cylinder 23 are rotationally connected on the support frame 21, and the rotating shafts at the other end of the brush cylinder 23 are fixedly connected with the driven sprocket 43. By starting the first motor 41 to drive the driving sprocket 42 to rotate, the driven sprocket 43 receives power transmitted by the driving sprocket 42 through the chain 44 to rotate, and the driven sprocket 43 drives the brush drum 23 to rotate, so that the brush drum 23 is convenient to brush sediment at the bottom of the filter tank body 1.

As shown in FIG. 1, as a preferable scheme, the transverse reciprocating driving mechanism 5 comprises a first transverse frame 51, a second transverse frame 52, a second motor 53, a first screw rod 54, a first screw rod nut 55, a sliding rod 56 and a sliding seat 57, wherein the first transverse frame 51 is horizontally arranged on the right side of the filter tank body 1, the second motor 53 is horizontally arranged on the rear side wall of the first transverse frame 51, the driving end of the second motor 53 penetrates through the first transverse frame 51 forward and is fixedly connected with the rear end of the first screw rod 54, the first screw rod 54 is horizontally and rotatably connected in the first transverse frame 51, the first screw rod nut 55 is sleeved on the first screw rod 54 in a threaded manner, the second transverse frame 52 is horizontally arranged on the left side of the filter tank body 1, the sliding rod 56 is horizontally and fixedly connected on the second transverse frame 52 in a sliding manner, and the sliding seat 57 is sleeved on the sliding rod 56 in a sliding manner, and the bottom of the vertical reciprocating driving mechanism 6 is fixedly connected with the top of the first screw rod nut 55 and the sliding seat 57. By starting the second motor 53 to drive the first screw rod 54 to rotate, the first screw rod 54 rotates to drive the first screw rod nut 55 to horizontally move on the first screw rod 54, so as to drive the sliding seat 57 to synchronously move on the sliding rod 56, and then drive the vertical reciprocating driving mechanism 6, the supporting frame 21, the spraying component 3 on the supporting frame 21, the brush cylinder 23 and the scraping plate 22 to synchronously move, so that the spraying component 3 and the brush cylinder 23 are convenient to brush and wash sediment at the inner bottom of the filter body 1, and the residual sediment at the inner bottom of the filter body 1 is scraped to the sewage drain 11 by matching with the scraping plate 22, so that the sediment at the bottom of the filter body 1 is further cleaned, the cleaning effect is better, and the cleaning efficiency is higher.

In other embodiments of the present utility model, the sliding seat 57 is replaced by a third screw nut, the sliding rod 56 is replaced by a third screw, the third screw is rotatably connected in the second transverse frame 52, a fourth motor is arranged on the rear side wall of the second transverse frame 52, the driving end of the fourth motor penetrates through the rear side wall of the second transverse frame 52 and is fixedly connected with the rear end of the third screw, the fourth motor is started to synchronously rotate with the second motor 53, so that the third screw nut is driven to move on the third screw, the third screw nut and the first screw nut 55 are driven to synchronously move, the two ends of the supporting frame 21 are driven to synchronously move back and forth, and the supporting frame 21 is more stable in the moving process by arranging two driving sources of the second motor 53 and the fourth motor.

As shown in FIG. 1, as a preferable scheme, the vertical reciprocating driving mechanism 6 comprises a first vertical frame 61, a second vertical frame 62, a third motor 63, a second screw rod 64, a second screw rod nut 65, a stand column 66 and a sliding block 67, wherein the first vertical frame 61 is vertically arranged on the right side of the filter tank body 1, the third motor 63 is vertically arranged at the top of the first vertical frame 61, the driving end of the third motor 63 downwards penetrates through the first vertical frame 61 and is fixedly connected with the upper end of the second screw rod 64, the second screw rod 64 is vertically and rotatably connected in the first vertical frame 61, the second screw rod nut 65 is in threaded sleeve connection with the second screw rod 64, the second vertical frame 62 is vertically arranged on the left side of the filter tank body 1, the stand column 66 is vertically and fixedly connected with the second vertical frame 62, the sliding block 67 is in sliding sleeve connection with the stand column 66, the left end and the right end of the support frame 21 are respectively fixedly connected with the sliding block 67 and the second screw rod nut 65 through connecting blocks, the bottom of the first vertical frame 61 is fixedly connected with the top of the first vertical frame 55, and the bottom of the second screw rod nut 55 is fixedly connected with the top of the second screw rod 57. The second screw rod 64 is driven to rotate by starting the third motor 63, the second screw rod 64 rotates to drive the second screw rod nut 65 to vertically move on the second screw rod 64, so that the sliding block 67 is driven to synchronously move on the upright post 66, then the support frame 21, the rotary driving assembly 4 on the support frame 21, the spraying assembly 3, the scraping plate 22 and the brush cylinder 23 are driven to vertically synchronously move, before the filter tank body 1 is cleaned, the support frame 21, the rotary driving assembly 4, the spraying assembly 3, the scraping plate 22 and the brush cylinder 23 are all moved to the upper side of the filter tank body 1 through the matched use of the first upright frame 61, the second upright frame 62, the third motor 63, the second screw rod 64, the upright post 66 and the sliding block 67, when the filter tank body 1 is required to be cleaned, the support frame 21, the rotary driving assembly 4, the third motor 63, the second screw rod nut 65, the upright post 66 and the sliding block 67 are used, and the filter tank body 23 are moved down to the upper side of the filter tank body 1, so that interference is avoided when sewage treatment is carried out on the filter tank body 1 and sewage treatment structures in the filter tank body 1 are disassembled, and sediment is convenient to clean the filter tank body 1.

In other embodiments of the present utility model, the sliding block 67 is replaced by a fourth screw nut, the upright 66 is replaced by a fourth screw, the fourth screw is rotatably connected in the second upright 62, a fifth motor is disposed at the top of the second upright 62, the driving end of the fifth motor penetrates through the top of the second upright 62 and is fixedly connected with the upper end of the fourth screw, and by simultaneously starting the fifth motor to rotate synchronously with the third motor 63, the fifth motor drives the fourth screw nut to move on the fourth screw, so that the fourth screw nut and the second screw nut 65 move synchronously, both ends of the supporting frame 21 move synchronously and vertically, and by setting the third motor 63 and the fifth motor, the supporting frame 21 is more stable in the vertical moving process.

In other embodiments, two first cylinders are horizontally arranged at the left side and the right side of the filter body 1 to synchronously drive the first stand 61 and the second stand 62 to synchronously move horizontally, second cylinders are vertically arranged in the first stand 61 and the second stand 62 respectively, driving ends of the two second cylinders are connected with the left end and the right end of the supporting frame 21, and the supporting frame 21 is synchronously driven to vertically move through the two second cylinders.

As a preferred solution, the solution supply mechanism 7 includes a solution tank 71, a solution pipe 72, a solution supply pump 73 and a solution supply hose 74, the solution tank 71 is disposed outside the filter body 1, a solution outlet of the solution tank 71 is communicated with a solution inlet end of the solution supply pump 73 through the solution pipe 72, and a solution outlet end of the solution supply pump 73 is communicated with a solution inlet end of the spray assembly 3 through the solution supply hose 74. In this embodiment, the liquid tank 71 stores an acidic liquid, the acidic liquid is dilute hydrochloric acid or dilute sulfuric acid, the liquid in the liquid tank 71 is conveyed to the liquid supply hose 74 by the infusion pump, and is conveyed to the spray assembly 3 by the liquid supply hose 74, so that the spray assembly 3 is convenient for flushing sediment at the bottom in the filter tank body 1, and the spray assembly 3 can continuously supply liquid when being driven by the transverse reciprocating driving mechanism 5 to move along the sewage discharge direction by the arranged liquid supply hose 74, thereby improving the cleaning efficiency. The liquid supply pump 73 adopts FPG series corrosion-resistant pipeline centrifugal pumps, the series centrifugal pumps have strong adaptability to acidic liquid, the liquid storage tank 71 is internally coated with a corrosion-resistant layer,

The working mode of the utility model is as follows:

When in use, the biological microporous aeration pipe, the long-handle drain cap of the bottom porous plate, the single-hole aerator and the like in the filter body 1 are removed, so that the cleaning device is convenient for cleaning the bottom of the filter body 1, before brushing, acidic liquid in the liquid storage tank 71 is uniformly injected into the filter body 1 through the spray assembly 3, the liquid is ensured to fully contact sediment at the bottom of the filter body 1, the inner bottom of the filter body 1 is soaked, after soaking is finished, the soaking liquid is discharged out of the filter body 1, then the third motor 63 is started to drive the second screw 64 to rotate, the second screw 64 rotates to drive the second screw nut 65 to move downwards on the second screw 64, so as to drive the sliding block 67 to synchronously move downwards on the upright post 66, and then the rotary driving assembly 4, the spray assembly 3, the scraping plate 22 and the brush cylinder 23 on the support frame 21 are driven to vertically synchronously move downwards, all move down into the filter tank body 1 until the bottom of the scraping plate 22 is abutted against the inner bottom of the filter tank body 1, meanwhile, the brush hair at the lower end of the brush cylinder 23 is abutted against the inner bottom of the filter tank body 1 and is in an extrusion deformation state, at the moment, the side surface of the scraping plate 22, which is away from the brush cylinder 23, is abutted against the rear inner side wall of the filter tank body 1, then the second motor 53 is started to drive the first screw 54 to rotate, the first screw 54 rotates to drive the first screw nut 55 to move towards the sewage outlet 11 on the first screw 54, so as to drive the sliding seat 57 to synchronously move on the sliding rod 56, then drive the vertical reciprocating driving mechanism 6, the supporting frame 21, the spray assembly 3 on the supporting frame 21, the brush cylinder 23 and the scraping plate 22 to synchronously move towards the sewage outlet 11, in the moving process, the liquid supply pump 73 and the first motor 41 are started simultaneously, the liquid in the liquid supply pump 73 conveys the liquid in the liquid tank 71 into the liquid supply hose 74, and liquid is conveyed to the spray pipe 32 through the liquid supply hose 74, and is sprayed downwards obliquely to the contact position between the brush cylinder 23 and the inner bottom of the filter tank body 1 by the high-pressure nozzle 33, the brush cylinder 23 is driven by the first motor 41 to rotate so as to continuously brush the inner bottom of the filter tank body 1, the deposited matters at the bottom of the filter tank are rubbed by utilizing bristles on the surface of the brush cylinder, the deposited matters are peeled off from the bottom of the filter tank through physical action, the deposited matters at the bottom of the filter tank are dispersed by being matched with water flow impact of the high-pressure spray nozzle, the rotation of the brush cylinder 23 can stir water flow, so that loose deposited matters are helped to be taken away, the cleaning efficiency is improved, the residual deposited matters at the bottom of the filter tank body 1 are scraped to the drain outlet 11 by being matched with the scraping plate 22, and the deposited matters at the bottom of the filter tank body 1 are further cleaned, so that the cleaning effect is better and the cleaning efficiency is higher.

The present utility model has been described in detail above. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (6)

1. A cleaning device for a biological aerated filter is characterized by comprising

The filter comprises a filter body (1), wherein a drain outlet (11) is formed in one side of the filter body (1);

The cleaning mechanism (2), the cleaning mechanism (2) comprises a supporting frame (21), a scraping plate (22), a spraying assembly (3), a rotation driving assembly (4) and a hairbrush barrel (23);

The filter comprises a transverse reciprocating driving mechanism (5) and a vertical reciprocating driving mechanism (6), wherein the transverse reciprocating driving mechanism (5) is horizontally arranged on the outer side of a filter body (1) along the pollution discharge direction, the driving end of the transverse reciprocating driving mechanism (5) is connected with the bottom of the vertical reciprocating driving mechanism (6), and the vertical reciprocating driving mechanism (6) is vertically arranged above the transverse reciprocating driving mechanism (5);

The vertical reciprocating driving mechanism is characterized in that the driving end of the vertical reciprocating driving mechanism (6) is connected with the top of the supporting frame (21), the supporting frame (21) is located right above the filter tank body (1), the rotation driving assembly (4) is installed on the supporting frame (21), the driving end of the rotation driving assembly (4) is connected with one end of the brush cylinder (23), the brush cylinder (23) is rotationally connected to the bottom of the supporting frame (21) along the vertical pollution discharge direction, the top of the spraying assembly (3) is connected with the supporting frame (21), the spraying assembly (3) is located on one side of the brush cylinder (23) deviating from the pollution discharge outlet (11), the spraying end of the spraying assembly (3) faces the brush cylinder (23) and inclines downwards, the upper end of the scraping plate (22) is connected with the bottom of the spraying assembly (3), the scraping plate (22) is located on one side of the spraying assembly (3) deviating from the brush cylinder (23), and the lower end of the scraping plate (22) is lower than the lower end of the brush cylinder (23).

The liquid supply mechanism (7), liquid supply mechanism (7) set up in filtering pond body (1) outside, the feed liquor end of liquid supply mechanism (7) communicates with the feed liquor end of spray assembly (3).

2. The device for cleaning the biological aerated filter according to claim 1, wherein the spray assembly (3) comprises a connecting plate (31), spray pipes (32) and high-pressure nozzles (33), the spray pipes (32) are arranged on one side of the hairbrush barrel (23) which faces away from the sewage outlet (11) along the vertical sewage discharging direction, two symmetrically arranged connecting plates (31) are fixedly connected to the tops of the spray pipes (32), the upper ends of the connecting plates (31) are fixedly connected with the tops of the supporting plates, a plurality of high-pressure nozzles (33) are communicated with the bottoms of the spray pipes (32) along the length direction of the spray pipes (32) in an array mode, liquid spraying ends of the high-pressure nozzles (33) face the hairbrush barrel (23) and incline downwards, and liquid feeding ends of the liquid feeding mechanisms (7) are communicated with liquid feeding ends of the tops of the spray pipes (32).

3. A cleaning apparatus for a biological aerated filter according to claim 1, wherein the rotary drive assembly (4) comprises a first motor (41), a drive sprocket (42), a driven sprocket (43) and a chain (44);

The utility model discloses a motor, including support frame (21), drive end, driven sprocket (43), driving sprocket (42), chain (44) cover is established on driving sprocket (42) and driven sprocket (43), driving sprocket (42) and driven sprocket (43) all mesh with chain (44), brush section of thick bamboo (23) both ends all are provided with the pivot, the pivot of brush section of thick bamboo (23) one end rotates to be connected on support frame (21), the pivot and the driven sprocket (43) fixed connection of brush section of thick bamboo (23) other end.

4. A cleaning device for a biological aerated filter according to claim 1, wherein the transverse reciprocating drive mechanism (5) comprises a first transverse frame (51), a second transverse frame (52), a second motor (53), a first screw (54), a first screw nut (55), a sliding rod (56) and a sliding seat (57);

The filter is characterized in that the first transverse frame (51) is horizontally arranged on the right side of the filter body (1), the second motor (53) is horizontally arranged on the rear side wall of the first transverse frame (51), the driving end of the second motor (53) penetrates through the first transverse frame (51) forwards and is fixedly connected with the rear end of the first screw rod (54), the first screw rod (54) is horizontally connected in the first transverse frame (51) in a rotating mode, the first screw rod nut (55) is sleeved on the first screw rod (54) in a threaded mode, the second transverse frame (52) is horizontally arranged on the left side of the filter body (1), the sliding rod (56) is horizontally fixedly connected to the second transverse frame (52), the sliding seat (57) is sleeved on the sliding rod (56) in a sliding mode, and the bottom of the vertical reciprocating driving mechanism (6) is fixedly connected with the first screw rod nut (55) and the top of the sliding seat (57).

5. A cleaning device for a biological aerated filter according to claim 4, wherein the vertical reciprocating drive mechanism (6) comprises a first stand (61), a second stand (62), a third motor (63), a second screw (64), a second screw nut (65), a stand column (66) and a slide block (67);

The filter is characterized in that the first stand (61) is vertically arranged on the right side of the filter body (1), the third motor (63) is vertically arranged on the top of the first stand (61), the driving end of the third motor (63) downwards penetrates through the first stand (61) and is fixedly connected with the upper end of the second screw (64), the second screw (64) is vertically and rotatably connected in the first stand (61), the second screw nut (65) is sleeved on the second screw (64), the second stand (62) is vertically arranged on the left side of the filter body (1), the stand (66) is vertically and fixedly connected on the second stand (62), the sliding sleeve of the sliding block (67) is arranged on the stand (66), the left end and the right end of the supporting frame (21) are respectively fixedly connected with the sliding block (67) and the second screw nut (65), the bottom of the first stand (61) is fixedly connected with the top of the first screw nut (55), and the bottom of the second stand (62) is fixedly connected with the top of the sliding seat (57).

6. The device for cleaning the biological aerated filter according to claim 1, wherein the liquid supply mechanism (7) comprises a liquid storage tank (71), a liquid delivery pipe (72), a liquid supply pump (73) and a liquid supply hose (74), the liquid storage tank (71) is arranged outside the filter body (1), a liquid outlet of the liquid storage tank (71) is communicated with a liquid inlet end of the liquid supply pump (73) through the liquid delivery pipe (72), and a liquid outlet end of the liquid supply pump (73) is communicated with a liquid inlet end of the spray assembly (3) through the liquid supply hose (74).