CN213950910U - Biological denitrification device for sewage treatment - Google Patents

Abstract

The utility model discloses a biological denitrification device for sewage treatment, which comprises a filter tank, wherein a first bracket is arranged above the filter tank, a water separator is arranged on the first bracket, a filter plate is arranged inside the filter tank, a pair of chutes are arranged above the filter plate, an impurity removing device is arranged on one of the chutes, a filter unit is arranged inside the filter tank, the bottom of the filter tank is connected with a seal tank, the bottom of the seal tank is provided with a device room, the bottom of the device room is provided with a driving motor, the driving end of the driving motor is provided with a driving rod, the top end of the driving rod is provided with a stirring blade, the utility model relates to the technical field of sewage treatment, sewage flows into the water separator, the sewage is sprayed onto the filter plate, the filtered sewage flows into the filter unit below, and the sewage can enter the seal tank below after denitrification treatment, the driving motor drives the stirring blades to stir the sewage to ensure that the sewage has fluidity.

Description

Biological denitrification device for sewage treatment

Technical Field

The utility model relates to a sewage treatment technical field specifically is a biological denitrification device for sewage treatment.

Background

Sewage treatment, in order to make sewage reach the process of discharging into a certain water body or purifying it with the requirement of water quality of reuse, sewage treatment is widely applied to each field of building, agriculture, traffic, energy, petrochemical industry, environmental protection, urban landscape, medical treatment, catering, etc., and also increasingly enters the daily life of common people, the utility model with the publication number of CN207581453U relates to a baffling formula ammonia removal denitrogenation aeration biological filter, which mainly comprises a filter tank, the upper part of the left side wall of the filter tank is provided with a water inlet pipe, the upper part of the right side wall is provided with a water outlet, a plurality of baffling filter units are arranged in the filter tank, each baffling filter unit comprises a baffle plate, a support plate and a filler frame, a water distribution channel is formed between two baffling filter units, the top of the water distribution channel is provided with a medicament supplementing device, the medicament supplementing device is internally provided with alkalinity medicament or carbon source, however in the actual life, the process of the phosphorus and nitrogen removal of the sewage comprises the step of carrying out denitrification treatment on the sewage, finally denitrifying the nitrogen-containing substances to obtain nontoxic and harmless nitrogen, wherein the process can be better completed under the anoxic or anaerobic condition, and the sewage also contains a large amount of suspended matters and impurities, and the impurities can be attached to the filtering unit in the process of the phosphorus and nitrogen removal of the sewage, so that the speed and the effect of the sewage treatment are influenced to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sewage treatment uses biological denitrification device, solved current device impurity and adhered to and the incomplete problem of denitrogenation to prior art not enough.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a biological denitrification device for sewage treatment comprises a filter tank, a first bracket is arranged above the filter tank, a water separator is arranged on the first bracket, a water inlet pipe is arranged at the upper end of the water separator, a filter plate is arranged in the filter tank, a pair of chutes are arranged above the filter plate, impurity removing devices are arranged on the chutes, impurity outlets are arranged above the filter plate, an impurity collecting device is arranged on the outer wall of the filtering tank and below the impurity outlet, a filtering unit is arranged in the filtering tank, the bottom of the filtering tank is connected with a sealing tank, an electromagnetic valve is arranged between the filtering tank and the sealing tank, the sealing tank bottom is equipped with the equipment room, driving motor is installed to the equipment room bottom, driving motor installs the drive line in the drive end, stirring vane is installed on the drive line top.

Preferably, the edulcoration device is including installing a pair of guide rail on the spout, and is a pair of install a pair of electronic slider on the guide rail, it is a pair of install the stock between the electronic slider, the filter plate brush is installed to the stock lower extreme.

Preferably, the impurity collecting device comprises a collecting box arranged on the outer wall of the filtering tank, a filter screen is arranged in the collecting box, a recovery pipe is arranged at the bottom of the collecting box, the recovery pipe is communicated with the interior of the filtering tank, and a pipe orifice of the recovery pipe is arranged above the filtering unit.

Preferably, the upper layer of the filter unit is solid filler, and the lower layer of the filter unit is fiber filler.

Preferably, two pairs of limiting blocks are mounted at the top ends of the pair of guide rails.

Preferably, a pair of second brackets is arranged between the filtering tank and the sealing tank.

Preferably, a bearing is arranged between the transmission rod and the seal tank.

Preferably, a waterproof end cover is mounted outside the bearing.

Advantageous effects

The utility model provides a biological denitrification device for sewage treatment, which has the following beneficial effects that the utility model is provided with a filter plate, some suspended matters and impurities in the sewage are filtered before the sewage denitrification treatment, the suspended matters and the impurities are prevented from being attached to a filtering unit, the speed and the effect of the sewage treatment are effectively prevented from being poor, a filter plate brush is arranged above the filter plate, the impurities on the filter plate can be brushed off, the filter plate can be ensured to be effectively used for a long time, simultaneously, a water separator is arranged on the filter plate, the sewage can be ensured to uniformly flow to the filter plate in a large area, the filtering speed of the filter plate can be increased, the utility model is provided with a sealed tank, the sewage is filled into the sealed tank after the sewage treatment, the denitrification treatment is carried out, the nitrogen-containing impurities in the sewage can be denitrified to produce nontoxic and harmless nitrogen, the denitrification process is further completed, the stirring device is added at the bottom of the sealing tank, so that the sewage treatment process can be effectively accelerated.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the impurity removing device of the present invention.

In the figure: 1. a filtration tank; 2. a first bracket; 3. a water separator; 4. a water inlet pipe; 5. an impurity outlet; 6. a collection box; 7. a filter screen; 8. a recovery pipe; 9. a filtration unit; 10. a second bracket; 11. an electromagnetic valve; 12. sealing the tank; 13. a stirring blade; 14. a device room; 15. a drive motor; 16. a transmission rod; 17. a waterproof end cap; 18. a filter plate; 19. a filter plate brush; 20. a long rod; 21. a guide rail; 22. an electric slider; 23. a limiting block; 24. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a biological denitrification device for sewage treatment comprises a filtering tank 1, wherein a first support 2 is installed above the filtering tank 1, a water separator 3 is installed on the first support 2, a water inlet pipe 4 is installed at the upper end of the water separator 3, a filtering plate 18 is installed inside the filtering tank 1, a pair of sliding grooves 24 are formed above the filtering plate 18, an impurity removing device is installed on the pair of sliding grooves 24, an impurity outlet 5 is installed above the filtering plate 18, an impurity collecting device is installed on the outer wall of the filtering tank 1 and below the impurity outlet 5, a filtering unit 9 is installed inside the filtering tank 1, a sealing tank 12 is connected to the bottom of the filtering tank 1, a solenoid valve 11 is installed between the filtering tank 1 and the sealing tank 12, an equipment room 14 is arranged at the bottom of the sealing tank 12, a driving motor 15 is installed at the bottom of the equipment room, a driving rod 16 is installed at the driving end of the driving motor 15, the top end of the transmission rod 16 is provided with a stirring blade 13, the impurity removing device comprises a pair of guide rails 21 arranged on a pair of chutes 24, a pair of electric sliders 22 are arranged on the pair of guide rails 21, a long rod 20 is arranged between the pair of electric sliders 22, a filter plate brush 19 is arranged at the lower end of the long rod 20, the impurity collecting device comprises a collecting box 6 arranged on the outer wall of the filtering tank 1, a filter screen 7 is arranged in the collecting box 6, the bottom of the collecting box 6 is provided with a recovery pipe 8, the recovery pipe 8 is communicated with the inside of the filtering tank 1, the pipe orifice of the recovery pipe 8 is arranged above the filtering unit 9, the upper layer of the filtering unit 9 is provided with solid filler, the lower layer of the filtering unit 9 is provided with fiber filler, two pairs of limiting blocks 23 are arranged at the top ends of the pair of guide rails 21, and a pair of second supports 10 are arranged between the filtering tank 1 and the sealing tank 12, and a bearing is arranged between the transmission rod 16 and the seal tank 12, and a waterproof end cover 17 is arranged outside the bearing.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): when sewage needs to be treated, firstly, the sewage is led to the water inlet pipe 4, the sewage flows into the water separator 3 through the water inlet pipe 4, the water separator 3 uniformly sprays a large area of the sewage onto the filter plate 18, the sewage is filtered, the filtered sewage flows to the filtering unit 9 below, then the electric slide block 22 is started, the electric slide block 22 drives the filter plate brush 19 to move on the guide rail 21, the filter plate 18 is washed, the washed impurities enter the collecting box 6 through the impurity outlet 5, the impurities are contained by the filter screen in the collecting box 6, the sewage is sent back to the filtering pool 1 along the recovery pipe 8 to be treated again, the electromagnetic valve 11 is opened, the sewage enters the sealing tank 12 below through the electromagnetic valve 11 after denitrification treatment, the electromagnetic valve 11 is closed, the driving motor 15 is opened, the driving rod 16 at the driving end of the driving motor 15 drives the stirring blade 13 to rotate, the sewage is stirred to ensure the fluidity of the sewage.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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

Claims (8)

1. The biological denitrification device for sewage treatment comprises a filtering tank (1) and is characterized in that a first support (2) is installed above the filtering tank (1), a water distributor (3) is installed on the first support (2), a water inlet pipe (4) is installed at the upper end of the water distributor (3), a filtering plate (18) is installed inside the filtering tank (1), a pair of chutes (24) are arranged above the filtering plate (18), an impurity removing device is installed on the chutes (24), an impurity outlet (5) is installed above the filtering plate (18), an impurity collecting device is installed on the outer wall of the filtering tank (1) and below the impurity outlet (5), a filtering unit (9) is installed inside the filtering tank (1), the bottom of the filtering tank (1) is connected with a sealing tank (12), and an electromagnetic valve (11) is installed between the filtering tank (1) and the sealing tank (12), the sealing tank (12) bottom is equipped with equipment room (14), driving motor (15) are installed to equipment room (14) bottom, driving rod (16) are installed to driving motor (15) drive end, stirring vane (13) are installed on driving rod (16) top.

2. The biological nitrogen removal device for sewage treatment as claimed in claim 1, wherein the impurity removal device comprises a pair of guide rails (21) installed on a pair of the sliding chutes (24), a pair of electric sliders (22) are installed on the pair of guide rails (21), a long rod (20) is installed between the pair of electric sliders (22), and a filter plate brush (19) is installed at the lower end of the long rod (20).

3. The biological denitrification device for sewage treatment according to claim 1, wherein the impurity collecting device comprises a collecting box (6) installed on the outer wall of the filtering tank (1), a filter screen (7) is installed inside the collecting box (6), a recovery pipe (8) is installed at the bottom of the collecting box (6), the recovery pipe (8) is communicated with the inside of the filtering tank (1), and the pipe orifice of the recovery pipe (8) is arranged above the filtering unit (9).

4. The biological nitrogen removal device for sewage treatment according to claim 1, wherein the upper layer of the filter unit (9) is solid filler, and the lower layer of the filter unit (9) is fiber filler.

5. The biological nitrogen removal device for sewage treatment as claimed in claim 2, wherein two pairs of stoppers (23) are mounted on the top ends of a pair of the guide rails (21).

6. A biological nitrogen removal device for sewage treatment according to claim 1, wherein a pair of second brackets (10) are installed between the filtering tank (1) and the sealing tank (12).

7. The biological nitrogen removal device for sewage treatment as claimed in claim 1, wherein a bearing is installed between the transmission rod (16) and the sealing tank (12).

8. A biological nitrogen removal device for sewage treatment according to claim 7, wherein a waterproof end cap (17) is mounted on the outside of the bearing.

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