CN220766681U - High-efficient SX-BAF sewage treatment device - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to high-efficiency SX-BAF sewage treatment equipment, which comprises a box body, wherein a biological aerated filter is arranged in the box body, a cylinder is arranged in the biological aerated filter, a conical cylinder is arranged on the cylinder, a plurality of settling tanks are arranged between the cylinder and the conical cylinder, a semi-annular plate is arranged at the upper end of the cylinder, and a feed opening is arranged at one side of the lower end of the cylinder. According to the utility model, the semi-ring plate is used for reducing sewage from entering the sedimentation tank below the semi-ring plate, so that a large amount of sewage in the biological aerated filter is prevented from being discharged through the discharging opening, and finally the sedimentation tanks move around the rotating shaft, so that the sedimentation tanks sequentially move to the discharging opening, impurities in the sedimentation tanks are conveniently discharged, the impurities are prevented from being accumulated in the biological aerated filter, the impurities in the sewage can be timely discharged while the normal work of the biological aerated filter is not influenced, and the efficiency of the biological aerated filter on sewage treatment is reduced.

Description

High-efficient SX-BAF sewage treatment device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to efficient SX-BAF sewage treatment equipment.

Background

The biological aerated filter, BAF for short, is a novel biological membrane method sewage treatment process developed in Europe and America at the end of the 80 s, in the process, back flushing water is needed to be used, when the back flushing water is discharged through a drain pipe, a large amount of impurities can be carried, the impurities are continuously accumulated in the biological aerated filter, adverse effects can be caused on the treatment performance of the biological aerated filter, and therefore the impurities in the biological aerated filter need to be cleaned regularly.

The prior China patent with the application number of CN202021485566.5 discloses a BAF biological aerated filter with high-efficiency reaction, which comprises a biological aerated filter, the drain pipe is installed at the top of the outer surface of the biological aerated filter, a water diversion pipe is installed at the bottom of one side of the outer surface of the drain pipe, one end of the water diversion pipe is connected with a filter box, a mounting hole is formed in the middle of one end of the filter box, limit sliding blocks are welded on two sides of the inner wall of the filter box, which are close to the mounting hole, a mounting groove is formed in one side edge of the top end of the limit sliding blocks, large-particle impurities in the sewage can be filtered through a first stainless steel filter screen, a filter cloth and a second stainless steel filter screen, the sewage can be pretreated, the treatment difficulty of the sewage can be reduced, and the backwashed sewage can be discharged into the biological aerated filter again through the water diversion pipe, the filter box, a drain pipe, a pressurizing pump and a water supply pipe, and the backwashed sewage can be treated by workers conveniently. However, after the BAF aeration biological filter for efficient reaction pretreats the back flushing sewage, a small amount of impurities still enter the biological filter, the impurities are continuously accumulated in the biological filter, and the sewage needs to be treated regularly, so that the sewage treatment efficiency of the biological filter is affected. Therefore, high-efficiency SX-BAF sewage treatment equipment for timely discharging accumulated impurities while ensuring the normal operation of the biological filter is needed.

Disclosure of Invention

The utility model aims to provide high-efficiency SX-BAF sewage treatment equipment which can ensure the normal operation of a biological filter and timely discharge accumulated impurities.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-efficient SX-BAF sewage treatment device, includes the box, the fixed bological aerated filter that is equipped with in inside one side of box, the fixed drum that is equipped with in inside downside of bological aerated filter, the inside middle rotation of drum is equipped with the decurrent toper section of thick bamboo of opening, the circumference outside of toper section of thick bamboo is fixed to be equipped with a plurality of first baffles, and a plurality of first baffles separate and are equipped with a plurality of settling tanks between the outside of the inside of drum and toper section of thick bamboo, the fixed semi-annular plate that is equipped with in upper end one side of drum, the lower extreme of drum is equipped with the feed opening towards semi-annular plate direction one side.

Wherein, firstly, carry out the guide effect through the impurity in the toper section of thick bamboo to sewage, make impurity in the sewage direction deposit to a plurality of precipitation tanks, then reduce in the precipitation tank that sewage is located half-annular plate below through half-annular plate, thereby avoid the sewage in the biological aerated filter to discharge through the feed opening in a large number, last remove round the axis of rotation through a plurality of precipitation tanks, thereby make a plurality of precipitation tanks remove feed opening department in proper order, so that with the impurity discharge in the precipitation tank, avoid impurity to pile up in the biological aerated filter, so that can in time discharge the impurity in the sewage when not influencing biological aerated filter normal work, reduce impurity influence biological aerated filter to sewage treatment's efficiency.

Preferably, each first partition plate is in sliding contact with the inside of the cylinder, a mounting plate is fixedly arranged at the lower end of the cylinder, a motor is arranged on the mounting plate, a rotating shaft is arranged at the output end of the motor, and the upper end of the rotating shaft is fixedly connected with the conical cylinder.

Preferably, a storage tank is fixedly arranged at one side of the box body, deviating from the direction of the biological aerated filter, the upper end of the storage tank is obliquely and fixedly provided with a first filter plate towards one side of the direction of the biological aerated filter, and a sewage tank is arranged below the first filter plate. The first filter plate is used for discharging sewage in impurities so as to facilitate subsequent sewage recovery and sewage re-entering the biological aerated filter for treatment.

Preferably, the first filter plate is of a structure of inclining downwards from one side of the direction of the biological aerated filter to one side of the direction of the storage tank from top to bottom, and the inclined upper part of the first filter plate is positioned below the feed opening.

Preferably, the upper part of the conical cylinder is of a conical cylinder structure, the lower part of the conical cylinder is of a cylindrical structure, a scraping plate is fixedly arranged on one side of the upper part of the conical cylinder, and the lower side of the scraping plate is in sliding contact with the upper side of the semi-annular plate; an inductor is arranged on one side of the upper part of the cylinder, which deviates from the direction of the semi-ring plate. The upper part of the conical cylinder is used for guiding impurities so as to facilitate the impurities to enter the precipitation tank; the conical cylinder rotates to drive the scraping plate to rotate, so that impurities deposited on the semi-annular plate are scraped into the depositing tank through the scraping plate, and impurities in sewage can be discharged in time. The inductor is used for detecting the condition that impurity in the precipitation tank precipitated, and the inductor is prior art, does not add too much description.

Preferably, the inside middle of bolthole is fixed and is equipped with the backup pad, the upside interval of backup pad is fixed and is equipped with a plurality of bracing pieces, and is a plurality of the upper end of bracing piece is fixed and is equipped with the second filter plate, the upside on second filter plate is equipped with the pebble piece layer, the upside on pebble piece layer is equipped with biological filter filler, the inside of box deviates from bolthole direction one side and is fixed and be equipped with the water tank, the inside middle fixed second baffle that is equipped with of water tank, the downside of second baffle is equipped with the sewage chamber, the inside of sewage chamber is equipped with the back flush inlet tube with the inside downside intercommunication of bolthole, the upside intercommunication of the inside of water chamber and bolthole is equipped with the outlet pipe, the interval is equipped with a plurality of filter valves in the backup pad. The support rod and the second filter plate are used for supporting the pebble block layer, so that pebble blocks in the pebble block layer are prevented from falling and blocking the filter valve, and the use of the biological aerated filter is facilitated.

Preferably, the back flush inlet pipe is located between the support plate and the cylinder, the outlet pipe is located above the biological filter filler, the sewage cavity is communicated with the outside of the box body and is provided with the inlet pipe, and the water cavity is communicated with the outside of the box body and is provided with the drain pipe.

Preferably, a back flushing air inlet pipe is arranged between the support plate and the cylinder in the biological aerated filter, and an aeration pipe is arranged between the second filter plate and the support plate in the biological aerated filter; the upper end of the box body is detachably provided with a cover plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. firstly, the impurity in the sewage is guided by the conical cylinder to be precipitated into the plurality of precipitation tanks, then the sewage is reduced by the semi-annular plate to enter the precipitation tank below the semi-annular plate, so that a large amount of sewage in the aeration biological filter is prevented from being discharged through the discharging opening, and finally, the plurality of precipitation tanks are moved around the rotating shaft, so that the plurality of precipitation tanks are sequentially moved to the discharging opening, the impurity in the precipitation tanks is conveniently discharged, the impurity is prevented from being accumulated in the aeration biological filter, the impurity in the sewage can be timely discharged when the normal work of the aeration biological filter is not influenced, and the effect of the impurity on the efficiency of sewage treatment by the aeration biological filter is reduced.

2. The conical cylinder rotates to drive the scraping plate to rotate, so that impurities deposited on the semi-annular plate are scraped into the depositing tank through the scraping plate, and impurities in sewage can be discharged in time.

3. The supporting rod and the second filter plate are used for supporting the pebble block layer, so that pebble blocks in the pebble block layer are prevented from falling and blocking the filter valve, and the use of the biological aerated filter is facilitated.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic view of an isometric cross-sectional structure of the present utility model.

FIG. 2 is a schematic isometric view of a cylinder related structure of the present utility model.

Fig. 3 is a schematic diagram of the front view structure of fig. 2.

FIG. 4 is a schematic cross-sectional view of the structure at A-A in FIG. 3.

Fig. 5 is a schematic bottom view of fig. 2.

In the figure, a tank body 10, a biological aerated filter 11, a cylinder 12, a conical cylinder 13, a first partition 14, a precipitation tank 15, a semi-ring plate 16, a feed opening 17, a scraping plate 18, a supporting plate 19, a filter valve 20, a supporting rod 21, a pebble layer 22, a biological filter packing 23, a back flush air inlet pipe 24, an aeration pipe 25, a water tank 26, a second partition 27, a sewage chamber 28, a water inlet pipe 29, a back flush water inlet pipe 30, a water chamber 31, a water outlet pipe 32, a water outlet pipe 33, a cover plate 34, a storage tank 35, a first filter plate 36, a sewage tank 37, a motor 38, a rotating shaft 39, a mounting plate 40, an inductor 41 and a second filter plate 42.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are, however, not limited to the embodiments described herein, but are to be provided for the purpose of making the disclosure of the utility model more thorough.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a high-efficient SX-BAF sewage treatment device, including box 10, the fixed bological aerated filter 11 that is equipped with in inside one side of box 10, bological aerated filter 11's inside downside is fixed and is equipped with drum 12, the inside middle rotation of drum 12 is equipped with the conical cylinder 13 of opening decurrent, the circumference outside of conical cylinder 13 is fixed and is equipped with six first baffles 14, six first baffles 14 separate and are equipped with six settling tanks 15 between the inside of drum 12 and the outside of conical cylinder 13, the fixed semi-annular plate 16 that is equipped with in upper end one side of drum 12, the lower extreme of drum 12 is equipped with feed opening 17 towards semi-annular plate 16 direction one side.

Further, as shown in fig. 1, each first partition 14 is in sliding contact with the inside of the cylinder 12, a mounting plate 40 is fixedly provided at the lower end of the cylinder 12, a motor 38 is provided on the mounting plate 40, a rotation shaft 39 is provided at the output end of the motor 38, and the upper end of the rotation shaft 39 is fixedly connected with the conical cylinder 13.

Further, as shown in fig. 1, a storage tank 35 is fixedly arranged at one side of the tank body 10, which is deviated from the direction of the biological aerated filter 11, a first filter plate 36 is fixedly arranged at the upper end of the storage tank 35 in an inclined manner towards one side of the biological aerated filter 11, and a sewage tank 37 is arranged below the first filter plate 36.

Further, as shown in fig. 1, the first filter plate 36 is inclined downward from the top to the bottom from the side of the direction of the biological aerated filter 11 to the side of the direction of the storage tank 35, and the inclined upper portion of the first filter plate 36 is positioned below the feed opening 17.

Further, as shown in fig. 1-5, the upper part of the conical cylinder 13 is in a conical cylinder structure, the lower part of the conical cylinder 13 is in a cylindrical structure, a scraper 18 is fixedly arranged on one side of the upper part of the conical cylinder 13, and the lower side of the scraper 18 is in sliding contact with the upper side of the semi-ring plate 16; an inductor 41 is provided above the cylinder 12 on the side offset from the half-ring plate 16.

Further, as shown in fig. 1, a supporting plate 19 is fixedly arranged in the middle of the interior of the aeration biological filter 11, a plurality of supporting rods 21 are fixedly arranged on the upper side of the supporting plate 19 at intervals, a second filter plate 42 is fixedly arranged at the upper ends of the plurality of supporting rods 21, a pebble block layer 22 is arranged on the upper side of the second filter plate 42, biological filter filler 23 is arranged on the upper side of the pebble block layer 22, a water tank 26 is fixedly arranged on one side, deviating from the direction of the aeration biological filter 11, of the interior of the tank 10, a second partition 27 is fixedly arranged in the middle of the interior of the water tank 26, a sewage cavity 28 is arranged on the lower side of the second partition 27, a backwash water inlet pipe 30 is communicated with the lower side of the interior of the aeration biological filter 11 in the interior of the sewage cavity 28, a water cavity 31 is communicated with the upper side of the interior of the aeration biological filter 11, and a plurality of filter valves 20 are arranged on the supporting plate 19 at intervals.

Further, as shown in fig. 1, a backwash water inlet pipe 30 is positioned between the support plate 19 and the cylinder 12, a water outlet pipe 33 is positioned above the biological filter packing 23, a sewage chamber 28 is communicated with the outside of the tank 10 and is provided with a water inlet pipe 29, and a water chamber 31 is communicated with the outside of the tank 10 and is provided with a water outlet pipe 32.

Further, as shown in fig. 1, a back flushing air inlet pipe 24 is arranged between the support plate 19 and the cylinder 12 in the biological aerated filter 11, and an aerator pipe 25 is arranged between the second filter plate 42 and the support plate 19 in the biological aerated filter 11; the upper end of the case 10 is detachably provided with a cover 34.

When the sewage treatment device is used, a worker connects a water pump to the water inlet pipe 29, the water pump is started to enable sewage to enter the sewage cavity 28 through the water inlet pipe 29, then the sewage enters the biological aerated filter 11 through the back flushing water inlet pipe 30, impurities in the sewage are blocked below the supporting plate 19 through the filtering effect of the plurality of filtering valves 20, and therefore the impurities in the sewage are precipitated into the plurality of precipitation tanks 15 in the cylinder 12; at this time, the back flushing air inlet pipe 24 and the aeration pipe 25 are started to make the sewage in the biological aerated filter 11 contact with air to oxygenate, the sewage in the biological aerated filter 11 moves upwards to sequentially pass through the second filter plate 42, the pebble block layer 22 and the biological filter filler 23, so that the sewage is treated, the treated sewage enters the water cavity 31 through the water outlet pipe 33, and finally, the treated sewage is discharged through the water outlet pipe 32 by staff.

Impurities in the sewage are guided to move outwards through the upper part of the conical cylinder 13, so that one part of the impurities in the sewage is precipitated in the precipitation tank 15, and the other part of the impurities is precipitated on the upper side of the semi-ring plate 16; when the inductor 41 detects that impurities are fully deposited in the three settling tanks 15 facing one side of the inductor 41, the motor 38 is started to drive the rotating shaft 39 to rotate, the rotating shaft 39 rotates to drive the conical cylinder 13 to rotate, the conical cylinder 13 rotates to drive the six first partition plates 14 to move around the rotating shaft 39, the six first partition plates 14 move to enable the six settling tanks 15 to move around the rotating shaft 39, and the settling tanks 15 move to drive the impurities to move below the semi-ring plate 16, so that sewage is reduced from entering the settling tanks 15 below the semi-ring plate 16 through the semi-ring plate 16, and a large amount of sewage in the biological aerated filter 11 is prevented from being discharged through the feed opening 17; when the sedimentation tank 15 continues to move to the feed opening 17, the impurities in the sedimentation tank 15 fall onto the first filter plate 36 through the feed opening 17, the sewage carried in the impurities falls into the sewage tank 37, and then the impurities are moved obliquely downwards into the storage tank 35 for storage through the oblique arrangement of the first filter plate 36. Wherein, six precipitation tanks 15 move round axis of rotation 39 to make six precipitation tanks 15 remove the feed opening 17 department in proper order, so that discharge the impurity in six precipitation tanks 15, avoid impurity to pile up in biological aerated filter 11, reduce the efficiency of impurity influence biological aerated filter 11 to sewage treatment. The conical cylinder 13 rotates to drive the scraping plate 18 to rotate, and the scraping plate 18 rotates to be in sliding contact with the upper side of the semi-annular plate 16, so that impurities accumulated on the upper side of the semi-annular plate 16 are scraped into the sedimentation tank 15 through the scraping plate 18, and the sewage impurities in the biological aerated filter 11 are discharged in time.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a high-efficient SX-BAF sewage treatment device, includes box (10), its characterized in that: the biological aerated filter is characterized in that a biological aerated filter (11) is fixedly arranged on one side of the inside of the box body (10), a cylinder (12) is fixedly arranged on the lower side of the inside of the biological aerated filter (11), a conical cylinder (13) with a downward opening is rotatably arranged in the middle of the inside of the cylinder (12), a plurality of first partition plates (14) are fixedly arranged on the outer side of the periphery of the conical cylinder (13), a plurality of settling tanks (15) are arranged between the inside of the cylinder (12) and the outer side of the conical cylinder (13) by the first partition plates (14), a semi-annular plate (16) is fixedly arranged on one side of the upper end of the cylinder (12), and a discharging opening (17) is formed in one side of the lower end of the cylinder (12) towards the semi-annular plate (16).

2. A high efficiency SX-BAF sewage treatment plant according to claim 1, characterized in that: each first partition plate (14) is in sliding contact with the inside of the cylinder (12), a mounting plate (40) is fixedly arranged at the lower end of the cylinder (12), a motor (38) is arranged on the mounting plate (40), a rotating shaft (39) is arranged at the output end of the motor (38), and the upper end of the rotating shaft (39) is fixedly connected with the conical cylinder (13).

3. A high efficiency SX-BAF sewage treatment plant according to claim 2, characterized in that: the inside of box (10) deviates from biological aerated filter (11) direction one side fixedly and is equipped with bin (35), the upper end of bin (35) is equipped with first filter plate (36) towards biological aerated filter (11) direction one side slope fixedly, the below of first filter plate (36) is equipped with sewage case (37).

4. A high efficiency SX-BAF sewage treatment plant according to claim 3, characterized in that: the first filter plate (36) is of a structure that the first filter plate is inclined downwards from one side of the direction of the biological aerated filter (11) to one side of the direction of the storage tank (35), and the inclined upper part of the first filter plate (36) is positioned below the feed opening (17).

5. The high efficiency SX-BAF sewage treatment plant according to claim 4, wherein: the upper part of the conical cylinder (13) is of a conical cylinder structure, the lower part of the conical cylinder (13) is of a cylindrical structure, a scraping plate (18) is fixedly arranged on one side of the upper part of the conical cylinder (13), and the lower side of the scraping plate (18) is in sliding contact with the upper side of the semi-annular plate (16); an inductor (41) is arranged on one side of the upper part of the cylinder (12) deviating from the direction of the semi-annular plate (16).

6. A high efficiency SX-BAF sewage treatment plant according to claim 1, characterized in that: the utility model discloses a biological aerated filter, including supporting plate (19) and filtering plate (11), supporting plate (19) are fixed in the middle of the inside of biological aerated filter (11), the upside interval of supporting plate (19) is fixed and is equipped with a plurality of bracing pieces (21), a plurality of the inside of bracing piece (21) is fixed and is equipped with second filter plate (42), the upside of second filter plate (42) is equipped with pebble piece layer (22), the upside of pebble piece layer (22) is equipped with biological filter filler (23), the inside of box (10) deviates from biological aerated filter (11) direction one side and is fixed be equipped with water tank (26), the inside intermediate fixed of water tank (26) is equipped with second baffle (27), the downside of second baffle (27) is equipped with sewage chamber (28), the inside of sewage chamber (28) is equipped with backwash inlet tube (30) with inside downside intercommunication of biological aerated filter (11), the upside of second baffle (27) is equipped with water chamber (31), the inside of water chamber (31) and the inside upside intercommunication of biological aerated filter (11) are equipped with outlet pipe (33), the interval is equipped with a plurality of filter valves (20) on supporting plate (19).

7. The high efficiency SX-BAF sewage treatment plant according to claim 6, wherein: the back flush inlet tube (30) is located between backup pad (19) and drum (12), outlet pipe (33) are located the top of biological filter packing (23), sewage chamber (28) are equipped with inlet tube (29) with the outside intercommunication of box (10), the outside intercommunication of water cavity (31) and box (10) is equipped with drain pipe (32).

8. The high efficiency SX-BAF sewage treatment plant according to claim 6, wherein: a back flushing air inlet pipe (24) is arranged between the supporting plate (19) and the cylinder (12) in the biological aerated filter (11), and an aeration pipe (25) is arranged between the second filter plate (42) and the supporting plate (19) in the biological aerated filter (11); the upper end of the box body (10) is detachably provided with a cover plate (34).