CN213790937U

CN213790937U - Biological filter tank

Info

Publication number: CN213790937U
Application number: CN202022005093.0U
Authority: CN
Inventors: 刘慧宇
Original assignee: Changsha Kelvte Environmental Protection Technology Co ltd
Current assignee: Changsha Kelvte Environmental Protection Technology Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-07-27
Anticipated expiration: 2030-09-14

Abstract

The utility model relates to a biological filter tank, including cell body and screw conveyer, be provided with a baffle in the cell body, pp baffle bottom both sides all are provided with the porous shell of back taper, set up to the cistern between the porous shell below of back taper, the baffle sets up to prewashing pond and biological pond respectively, the prewashing pond is filled in and is equipped with hollow sphere layer I, biological pond intussuseption is equipped with hollow sphere layer II, cortex and cobblestone layer, screw conveyer's transport unit sets up in the cistern, screw conveyer's motor and export are located the cell body outside respectively, the porous shell of back taper all is linked together with screw conveyer's transport unit, prewashing pond and biological pond top are provided with the spray tube, be provided with the shower nozzle on the spray tube, respectively with air-supply line and play tuber pipe intercommunication on prewashing pond and the biological pond. The utility model discloses the screw conveyer opportunity that sets up will wash impurity clearance away in pond and the biological pond in advance automatically, and this kind of clearance mode can replace artifical clearance completely, and the clearance speed is faster, has also reduced workman's intensity of labour simultaneously.

Description

Biological filter tank

Technical Field

The utility model belongs to the technical field of deodorization equipment, especially belong to a biological filtration pond.

Background

Malodorous gas refers to all gas substances which stimulate olfactory organs to cause people to be unpleasant and damage living environments, is widely used in industrial production processes of sewage treatment plants, garbage transfer stations, chemical plants, coating plants, cultivation plants and the like, has higher and higher requirements on environmental quality along with the enhancement of environmental awareness of people, is more and more sensitive to malodorous pollution, and becomes one of seven large environmental public hazards in the world.

Common malodorous gas treatment methods include combustion methods, oxidation methods, absorption methods, adsorption methods, neutralization methods and biological methods, and biological deodorization techniques are widely popularized due to the advantages of simple equipment, low treatment cost, easy operation and maintenance, capability of avoiding secondary pollution, high removal efficiency and the like. Biological deodorization pond also needs regularly to clear up exactly that biological filtration pond, present biological deodorization pond is also biological filtration pond, it perhaps artifically takes out inside impurity from the inlet pipe and clears up to generally adopt artifical entering pond in, but the manual work is cleared up in getting into the pond, can be because the pool space is narrow and small, lead to inconvenient clearance, the while clearance has also increased workman's burden, this kind of clearance mode clearance speed is slow in addition, the clearance mode of taking out inside impurity from the inlet pipe, also there is the operation inconvenient, increase workman's burden, the defect that clearance speed is slow, even there is the defect that the clearance is not clean.

SUMMERY OF THE UTILITY MODEL

The utility model aims at improving and innovating the defects and problems existing in the background technology and providing a biological filter tank capable of automatically cleaning.

The technical scheme of the utility model is to construct a biological filter tank, which comprises a tank body and a spiral conveyer, wherein a pp baffle is vertically arranged in the inner space of the tank body, reverse taper porous shells are arranged on both sides of the bottom of the pp baffle, the inner space of the tank body below the reverse taper porous shells is arranged as a reservoir, the inner spaces of the tank body on both sides of the pp baffle are respectively arranged as a pre-washing tank and a biological tank, a hollow ball layer I is filled in the pre-washing tank, a hollow ball layer II, a bark layer and a cobble layer are sequentially filled in the biological tank from top to bottom, the conveying part of the spiral conveyer is arranged in the reservoir, the motor and the outlet of the spiral conveyer are respectively positioned on the relative outer sides of the tank body, the reverse taper porous shells are communicated with the conveying part of the spiral conveyer, the tops of the pre-washing tank and the biological tank are provided with spray pipes, the, the top of the tank body is provided with an air inlet pipe and an air outlet pipe, the air inlet pipe is positioned on the pre-washing tank, and the air outlet pipe is positioned on the biological tank.

Preferably, a sealing plate is arranged on the outlet of the spiral conveyor, and the sealing plate is connected with the casing of the spiral conveyor through bolts.

Preferably, the length ratio of the pre-washing tank to the biological tank is 2: 4-5.

Preferably, the height ratio of the hollow ball layer I to the pre-washing tank is 3: 7-8, and the height ratio of the hollow ball layer II, the tree bark layer and the cobble layer to the biological tank is 3: 7-8.

Preferably, ribs are transversely and longitudinally arranged on the outer wall of the tank body.

Preferably, the side wall of the tank body is provided with 4 feeding pipes, one of the 4 feeding pipes is communicated with the middle part of the prewashing tank, two of the 4 feeding pipes are communicated with the phase part of the biological tank, and the last feeding pipe is communicated with the middle part of the water storage tank.

Preferably, the feeding pipe is inclined upwards by 30-45 degrees.

Preferably, be provided with the apron on the feed inlet of inlet pipe, be provided with one deck elastic rubber between apron and the inlet pipe, be bolted connection between apron and the inlet pipe.

Preferably, a through hole is formed in a housing of the conveying part of the screw conveyor.

Preferably, the bottom of the biological pond is provided with a water outlet pipe.

The utility model has the advantages and beneficial effect:

the utility model discloses the porous shell of back taper all is linked together with screw conveyer's conveying part, the essence is that the washing in advance pond and the biological pond that need clear up are linked together with screw conveyer's conveying part, when washing in advance pond and biological pond need clear up, directly start screw conveyer, screw conveyer will be automatic will wash in advance the impurity transport in pond and the biological pond and clear up away, this kind of clearance mode can replace artifical entering to clear up in the pond and artifical taking out inside impurity from the inlet pipe and clear up completely, and the speed of cleaning up is faster, workman's intensity of labour has also been reduced simultaneously.

Drawings

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

Fig. 2 is a front view of the present invention.

Fig. 3 is a side view of the present invention.

Description of the figures:

1-pool body, 2-screw conveyer, 3-pp baffle, 4-inverted cone porous shell, 5-reservoir, 6-prewashing pool, 7-biological pool, 8-hollow sphere layer I, 9-hollow sphere layer II, 10-bark layer, 11-cobble layer, 12-spray pipe, 13-spray head, 14-air inlet pipe, 15-air outlet pipe, 16-sealing plate, 17-rib, 18-feeding pipe, 19-cover plate, 20-elastic rubber, 21-water outlet pipe and 22-through hole.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "disposed" or "connected" to another element, it can be directly disposed or connected to the other element or intervening elements may also be present.

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 invention belongs. The terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Example 1

As shown in fig. 1 to 3, a biological filter tank comprises a tank body 1 and a spiral conveyer 2, a pp baffle 3 is vertically arranged in the inner space of the tank body 1, reverse tapered porous shells 4 are arranged on both sides of the bottom of the pp baffle 3, a reservoir 5 is arranged in the inner space of the tank body 1 below the reverse tapered porous shells 4, a pre-washing tank 6 and a biological tank 7 are respectively arranged in the inner space of the tank body 1 on both sides of the pp baffle 3, a hollow ball layer i 8 is filled in the pre-washing tank 6, a hollow ball layer ii 9, a bark layer 10 and a cobble layer 11 are sequentially filled in the biological tank 7 from top to bottom, a conveying part of the spiral conveyer 2 is arranged in the reservoir 5, a motor and an outlet of the spiral conveyer 2 are respectively positioned on the outer side opposite to the tank body 1, the reverse tapered porous shells 4 are all communicated with the conveying part of the spiral conveyer 2, the top of prewashing pond 6 and biological pond 7 is provided with spray tube 12, be provided with shower nozzle 13 on the spray tube 12, cell body 1 top is provided with air-supply line 14 and goes out the tuber pipe 15, the air-supply line 14 is located prewashing pond 6, it is located biological pond 7 to go out tuber pipe 15.

The utility model discloses a working process and principle:

the odor enters the prewashing pool 6 from the air inlet pipe 14, the water sprayed by the spray head 13 in the prewashing pool 6 can remove the dust in the odor, the substances which are easy to dissolve water in the odor enter the water, meanwhile, the gas is also humidified, after the gas and the water enter the hollow sphere layer I8, the gas and the water are blocked by the hollow sphere layer I8, the flow speed of the water and the odor is slowed down and the possibility of mutual combination is increased, thereby the dust in the odor is thoroughly combined with the water and removed, the substances which are easy to dissolve water are thoroughly entered into the water, the gas enters the reservoir 5 from the holes of the inverted cone-shaped porous shell 4 below the prewashing pool 6 through the hollow sphere layer I8, then enters the biological pool 7 from the holes of the inverted cone-shaped porous shell 4 below the biological pool 7, and then sequentially passes through the cobble layer 11, the bark layer 10 and the hollow sphere layer, when the cobble layer 11, the bark layer 10 and the hollow sphere layer are entered, the deodorizing microorganisms cultured in the cobblestone layer 11, the bark layer 10 and the hollow sphere layer completely remove odor and finally, clean air is discharged from the air outlet pipe 15, and water sprayed from the spray head 13 above the biological pond 7 is used for humidifying and supplying water to the deodorizing microorganisms cultured in the cobblestone layer 11, the bark layer 10 and the hollow sphere layer.

When the impurities need to be cleaned, namely the hollow spheres, the barks and the cobblestones are all cleaned out, the hollow spheres in the prewashing pool 6 can be conveyed out by the spiral conveyor 2 only by starting the spiral conveyor 2, meanwhile, the screw conveyer 2 can convey the cobbles, the hollow spheres and the barks out of the biological pond 7, the bottoms of the pre-washing tank 6 and the biological tank 7 are hollowed, and the cobblestones, the hollow spheres and the barks enter the conveying part of the spiral conveyor 2 under the action of gravity, so that the cobblestones, the hollow spheres and the barks are continuously conveyed out until the conveying is finished, because the inverted cone-shaped porous shell 4 is substantially the bottom of the prewash tank 6 and the biological tank 7, and the shape thereof is inverted cone-shaped, therefore, no residual bark of the hollow spheres remains in the pre-washing tank 6, and no residual cobbles, hollow spheres and bark remain in the biological tank 7.

The hollow sphere layer I8 and the hollow sphere layer II 9 are formed by laying hollow spheres substantially, the bark layer 10 is formed by laying bark substantially, and the cobblestone layer 11 is formed by laying cobblestones substantially.

In the figures, the water pump is omitted in that the nozzle 12 is in communication with an external water pump, and the screw conveyor 2 is prior art and is not explained here.

Example 2

In addition to embodiment 1, as shown in fig. 1 to 3, a sealing plate 16 is provided at the outlet of the screw conveyor 2, and the sealing plate 16 is bolted to the casing of the screw conveyor 2. The sealing plate 16 serves as a seal for the outlet of the screw conveyor 2.

Example 3

Based on the embodiment 1, as shown in the figures 1 to 3, the length ratio of the pre-washing tank 6 to the biological tank 7 is 2: 4-5. The length ratio of the pre-washing tank 6 to the biological tank 7 is set to be 2: 4-5, because the space required by the pre-washing tank 6 is relatively small.

Example 4

On the basis of the embodiment 1, as shown in the figures 1 to 3, the height ratio of the hollow sphere layer I8 to the pre-washing tank 6 is 3: 7-8, and the height ratio of the hollow sphere layer II 9, the bark layer 10 and the cobble layer 11 to the biological tank 7 is 3: 7-8. This embodiment is actually intended to limit the thickness of the hollow sphere layer I8 and the total thickness of the hollow sphere layer II 9, the bark layer 10 and the cobble layer 11, which are optimal ratios, neither wasting a lot of material due to too thick thickness nor causing poor filterability due to too thin thickness.

Example 5

On the basis of the embodiment 1, as shown in fig. 1 to 3, ribs 17 are transversely and longitudinally arranged on the outer wall of the tank body 1. The rib 17 serves as a reinforcement.

Example 6

On the basis of embodiment 5, as shown in fig. 1 to 3, the side wall of the tank body 1 is provided with 4 feeding pipes 18, one of the 4 feeding pipes 18 is communicated with the middle part of the prewashing tank 6, two of the 4 feeding pipes are communicated with the phase part of the biological tank 7, and the last feeding pipe is communicated with the middle part of the water storage tank 5. The feeding pipe 18 is used for feeding and observing the function of the inside of the tank body 1.

Example 7

On the basis of the embodiment 6, as shown in fig. 1 to 3, the feeding pipe 18 is inclined upwards by 30 to 45 °. Therefore, the condition in the tank body 1 can be better observed, and overflow can be prevented.

Example 8

On the basis of embodiment 6, as shown in fig. 1 to 3, a cover plate 19 is arranged on a feed inlet of the feed pipe 18, a layer of elastic rubber 20 is arranged between the cover plate 19 and the feed pipe 18, and the cover plate 19 is connected with the feed pipe 18 through a bolt. The cover plate 19 acts as a closure for the feed tube 18, and the provision of the resilient rubber 20 makes the cover plate 19 more leaktight.

Example 9

In addition to embodiment 1, as shown in fig. 1 to 3, a through hole 22 is provided in a casing of a conveying portion of the screw conveyor 2. The through-holes 22 are used for draining water to prevent the housing of the screw conveyor 2 from containing water.

Example 10

On the basis of the embodiment 1, as shown in fig. 1 to 3, the bottom of the biological pond 7 is provided with a water outlet pipe 21. The water outlet pipe 21 is used for discharging sewage in the reservoir 5.

Claims

1. The biological filter tank comprises a tank body (1) and a spiral conveyor (2), and is characterized in that a pp baffle (3) is vertically arranged in the inner space of the tank body (1), reverse tapered porous shells (4) are arranged on two sides of the bottom of the pp baffle (3), a water storage tank (5) is arranged in the inner space of the tank body (1) below the reverse tapered porous shells (4), the inner spaces of the tank body (1) on two sides of the pp baffle (3) are respectively arranged into a pre-washing tank (6) and a biological tank (7), a hollow ball layer I (8) is filled in the pre-washing tank (6), a hollow ball layer II (9), a tree (10) and a cobble layer (11) are sequentially filled in the biological tank (7) from top to bottom, a conveying part of the spiral conveyor (2) is arranged in the water storage tank (5), a motor and an outlet of the spiral conveyor (2) are respectively positioned on the outer side of the tank body (1) which is opposite, the reverse cone porous shell (4) are communicated with a conveying part of the spiral conveyor (2), the tops of the pre-washing tank (6) and the biological tank (7) are provided with spray pipes (12), the spray pipes (12) are provided with spray heads (13), the top of the tank body (1) is provided with an air inlet pipe (14) and an air outlet pipe (15), the air inlet pipe (14) is located on the pre-washing tank (6), and the air outlet pipe (15) is located on the biological tank (7).

2. A biofiltration pool as claimed in claim 1, characterised in that a sealing plate (16) is provided at the outlet of the screw conveyor (2), said sealing plate (16) being bolted to the housing of the screw conveyor (2).

3. A biofiltration basin according to claim 1, characterized in that the length ratio of the prewashing basin (6) to the biological basin (7) is 2: 4-5.

4. The biological filter tank as claimed in claim 1, wherein the height ratio of the hollow ball layer I (8) to the prewashing tank (6) is 3: 7-8, and the height ratio of the hollow ball layer II (9), the bark layer (10) and the cobble layer (11) to the biological tank (7) is 3: 7-8.

5. A biological filter tank as claimed in claim 1, characterised in that ribs (17) are arranged transversely and longitudinally on the outer wall of the tank body (1).

6. A biofiltration pool according to claim 1, characterized in that the side wall of the pool body (1) is provided with feed pipes (18), and the feed pipes (18) are provided with 4, one of which is communicated with the middle part of the prewashing pool (6), two of which are communicated with the phase part of the biological pool (7), and the last one is communicated with the middle part of the reservoir (5).

7. A biofiltration pool according to claim 6, characterized in that the feed pipe (18) is inclined upwardly at an angle of 30-45 °.

8. A biofiltration pool according to claim 6, characterized in that a cover plate (19) is arranged on the feed inlet of the feed pipe (18), a layer of elastic rubber (20) is arranged between the cover plate (19) and the feed pipe (18), and the cover plate (19) is connected with the feed pipe (18) through bolts.

9. A biofiltration pool as claimed in claim 1, characterised in that the shell of the conveying section of the screw conveyor (2) is provided with through holes (22).

10. A biological filter tank according to claim 1, characterised in that the bottom of the biological tank (7) is provided with an outlet pipe (21).