CN217323547U - Novel denitrification biological filter bed - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a novel denitrification biological filter bed, which comprises a biological filter bed main body, wherein a second clapboard is arranged on the bottom surface of an inner cavity of the biological filter bed main body along the width direction, through holes are symmetrically arranged on the second clapboard about the transverse central line, a U-shaped filter is arranged in the through hole of the second clapboard close to the bottom, a partition plate vertical to the U-shaped filter is arranged at the transverse end of the U-shaped filter, the device can lead the filtered impurities to enter a sewage drain under the driving of water flow through the U-shaped filter, then the impurities in the sewage drain enter a waste collection box, then the impurities are blocked through an L-shaped filter screen, then the impurities can be stored in the waste collection box, the filtered water is discharged through a guide outlet, and then the filtered water is circulated again to enter a sewage pump for reciprocating treatment, thus, the sediment at the bottom of the biological filter bed main body can be collected and treated less intensively by the waste collecting box.

Description

Novel denitrification biological filter bed

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a novel denitrification biological filter bed.

Background

Sewage treatment: the sewage is purified to reach the water quality requirement of being discharged into a certain water body or being reused. Sewage treatment is widely applied to various fields such as building, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and also increasingly enters the daily life of common people, and the novel denitrification biological filter bed is equipment for treating and purifying sewage.

There are problems as follows:

when the existing denitrification biological filter bed is used for purifying sewage, the sewage sundries are deposited to the bottom of the tank and are difficult to clean, and the long-term deposit of the sediments easily causes the blockage of a water pipe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel denitrification biological filter bed to solve the problem that proposes among the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a novel denitrification biological filter bed, includes biological filter bed main part, be provided with on the inner chamber bottom surface of biological filter bed main part and be provided with the second baffle along its width direction, and the through-hole has been seted up about its horizontal central line symmetry to the second baffle is close to and is provided with the U-shaped partition filter in the through-hole of bottom, the horizontal end of U-shaped partition filter is provided with rather than looks vertically partition panel, and the upper end of partition panel is provided with the rectangle frame, U-shaped partition filter open end distributes diagonal angle under the inner wall of rectangle frame, and the partition one side that U-shaped partition filter and partition panel and rectangle frame are constituteed is provided with first wash port to the opposite side that the partition that U-shaped partition filter and partition panel and rectangle frame are constituteed is provided with the second wash port.

Preferably, the U-shaped separation filter element is provided with a plurality of U-shaped separation filter elements which are evenly distributed in the through hole, one side of the U-shaped separation filter element is connected with a branch collecting pipe, one side of the branch collecting pipe is connected with a sewage pump, and the other side of the U-shaped separation filter element is connected with a sewage draining outlet.

Preferably, the play water end of drain is connected with filtering mechanism, and filtering mechanism includes pi-shaped connecting pipe, the connector has been seted up to pi-shaped connecting pipe one side, and the opposite side of pi-shaped connecting pipe has seted up the export of leading, pi-shaped connecting pipe horizontal end opening lower surface is provided with L shape filter screen, and L shape filter screen is located the lower extreme of export of leading, pi-shaped connecting pipe horizontal end opening inner wall block is connected with waste collection box.

Preferably, be provided with biological filter mechanism between the inner wall of the second baffle and biological filter bed main part, biological filter mechanism is including depositing the frame, it cuts off the frame to be provided with a plurality of between the frame to deposit, and cuts off the frame interior joint and have a plurality of biological filter core, one side that cuts off the frame is provided with rather than looks vertically external member, and the external member endotheca has the guide arm to the guide arm is located the upper end of second baffle, the opposite side that cuts off the frame is provided with rather than looks vertically locating part, and the screw hole in-connection who sets up on the locating part has the screw rod, and the lower extreme of screw rod is connected with the motor, the motor is located the upper surface of biological filter bed main part.

Preferably, one side of the second partition plate is provided with a first partition plate perpendicular to the second partition plate, the first partition plate divides a separation groove formed by the biological filter bed main body and the first partition plate into two halves, and one side of the separation groove close to the upper part is connected with a clean water pump.

Preferably, the lower end of the biological filter bed main body is provided with a base, and the lower surface of the base is positioned below the lower surface of the waste collection box.

The utility model provides a novel denitrification biological filter bed through improving here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses in separate through the U-shaped and strain the piece and get into the drain under the drive of rivers with the impurity under filtering, then impurity gets into in the drain enters into the connector, then the intraoral impurity water of connector gets into in the garbage collection box, then impurity gets the separation through L shape filter screen, then impurity can leave in the garbage collection box, and the water after the filtration is discharged through leading out the mouth, then the water after the filtration circulates once more and gets into the sewage pump and carries out reciprocating treatment, the deposit of biological filter bed main part bottom can obtain concentrated collection through the garbage collection box and handle fewly like this;

secondly, the screw rod is driven by the motor to rotate clockwise in the utility model, then the storage frame is lifted upwards by the screw rod, then the left side of the storage frame is moved upwards on the guide rod by the sleeve piece, and then the biological filter element in the partition frame can be put forward to carry out convenient replacement on the main body of the biological filter bed.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic perspective view of a novel denitrification biological filter bed of the present invention;

FIG. 2 is a sectional view of a novel denitrification biofilter bed;

FIG. 3 is a connection diagram of a second partition plate and a U-shaped filter element of the novel denitrification biological filter bed;

FIG. 4 is a side view of a second partition and through-holes of a novel denitrification biofilter bed;

FIG. 5 is a schematic diagram of a biofiltration device with a size adjustment structure according to the present invention;

FIG. 6 is a block diagram of a filter mechanism having a size adjustment structure according to the present invention;

fig. 7 is a structural view of an L-shaped filter screen having a size adjusting structure according to the present invention;

fig. 8 is a connection diagram of the rectangular frame and the U-shaped filter element with the size adjusting structure according to the present invention.

Description of reference numerals: 1. a biological filter bed body; 2. a clean water pump; 3. a sewage pump; 4. a biological filtration mechanism; 401. a guide bar; 402. a kit; 403. a storage frame; 404. a biological filter element; 405. a screw; 406. a motor; 407. a partition frame; 408. a limiting member; 5. a base; 6. a sewage draining outlet; 7. a filtering mechanism; 701. a connection port; 702. a lead-out port; 703. an L-shaped filter screen; 704. a pi-shaped connecting pipe; 8. a waste collection tank; 9. a branch pipe; 10. a first separator; 11. a second separator; 12. a U-shaped filter element; 13. A through hole; 14. a first drain hole; 15. a second drain hole; 16. a rectangular frame; 17. a partition panel.

Detailed Description

The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a novel denitrification biological filter bed through the improvement, the technical scheme of the utility model is that:

as shown in fig. 1 to 8, a novel denitrification biological filter bed comprises a biological filter bed body 1, wherein a second partition plate 11 is arranged on the bottom surface of an inner cavity of the biological filter bed body 1 along the width direction, through holes 13 are symmetrically arranged on the second partition plate 11 about the transverse center line of the second partition plate, a U-shaped filter element 12 is arranged in the through hole 13 of the second partition plate 11 near the bottom, a partition plate 17 perpendicular to the U-shaped filter element 12 is arranged at the transverse end of the U-shaped filter element 12, a rectangular frame 16 is arranged at the upper end of the partition plate 17, the open end of the U-shaped filter element 12 is distributed at the opposite angle below the inner wall of the rectangular frame 16, a first drainage hole 14 is arranged at one side of the partition formed by the U-shaped filter element 12, the partition plate 17 and the rectangular frame 16, a second drainage hole 15 is arranged at the other side of the partition formed by the U-shaped filter element 12, the partition plate 17 and the rectangular frame 16, and the inner cavity of the biological filter bed body 1 is divided into two parts by the second partition plate 11, the side wall of the second clapboard 11 close to the left side is divided into two parts by the first clapboard 10, so that the lower surface of the first clapboard 10 is a sewage inlet tank, then the sewage pump 3 is started, then the sewage pump 3 sends the sewage into the branch collecting pipe 9 and enters the openings of the rectangular frame 16 and the U-shaped separation filter 12, the U-shaped separation filter 12 is made of filter bag material, so that the sewage is filtered by the U-shaped separation filter 12, then the sewage enters the first drain hole 14 and the second drain hole 15 after being filtered, then the filtered water enters the lower part of the biological filter 404 for layer-by-layer filtration, the biological filter 404 is quartz sand and natural cobblestones, then denitrifying bacteria in pollutants can be attached to the quartz sand and the natural cobblestones, then the clean water pump 2 is started, then the clean water pump 2 sends the supernatant to the upper part of the biological filter 404 through the through hole 13 of the second clapboard 11 close to the upper end, then the supernatant will be attached to the quartz sand and natural cobblestones on the denitrifying bacteria transformation nitrogen gas, so the nitrogen in the sewage can be convenient to get rid of, the impurity that the U-shaped separation filter 12 filters enters into the drain 6 under the drive of rivers simultaneously, then impurity in the drain 6 enters into the connector 701, then impurity water in the connector 701 enters into the waste collection box 8, then impurity gets the separation through L-shaped filter screen 703, then impurity can be deposited in the waste collection box 8, and the water after filtering is discharged through the export 702, then filtered water circulates again and enters into the sewage pump 3 to carry out reciprocating treatment, so the sediment at the bottom of the biological filter bed main body 1 can be collected and processed concentratedly through the waste collection box 8.

U-shaped separates to strain 12 and is provided with a plurality of, and a plurality of U-shaped separates to strain 12 evenly distributed in through-hole 13, it is a plurality of one side that U-shaped separates to strain 12 is connected with branch collector 9, and one side that divides collector 9 is connected with sewage pump 3 to U-shaped separates to strain 12 opposite side and is connected with drain 6, makes when needs are handled sewage through above-mentioned structure, leads to sewage in the branch collector 9, then concentrates through branch collector 9 and send into sewage into the U-shaped to separate to strain 12 in the piece and carry out preliminary filtration processing fast.

The play water end of drain 6 is connected with filtering mechanism 7, and filtering mechanism 7 includes pi shape connecting pipe 704, connector 701 has been seted up to pi shape connecting pipe 704 one side, and pi shape connecting pipe 704's opposite side has seted up and has led out the mouth 702, pi shape connecting pipe 704 horizontal end opening lower surface is provided with L shape filter screen 703, and L shape filter screen 703 is located the lower extreme of leading out the mouth 702, pi shape connecting pipe 704 horizontal end opening inner wall block is connected with garbage collection box 8, makes through above-mentioned structure that the U-shaped that sewage passes through the filter bag material separates filter 12 with impurity leading-in to garbage collection box 8 in back, then sewage impurity can concentrate the collection in garbage collection box 8 with the impurity separation through L shape filter screen 703, and the impurity of collecting like this can be through garbage collection box 8 centralized processing.

A biological filtering mechanism 4 is arranged between the inner walls of the second partition plate 11 and the biological filter bed main body 1, the biological filtering mechanism 4 includes a storage frame 403, a plurality of partition frames 407 are arranged between the storage frame 403, a plurality of biological filter cores 404 are clamped in the partition frames 407, a sleeve 402 perpendicular to the partition frames 407 is arranged on one side of the partition frames 407, a guide rod 401 is sheathed in the sleeve 402, the guide rod 401 is positioned at the upper end of the second partition plate 11, a limiting member 408 perpendicular to the partition frames 407 is arranged on the other side of the partition frames 407, a screw 405 is connected in a threaded hole formed in the limiting member 408, a motor 406 is connected to the lower end of the screw 405, the motor 406 is positioned on the upper surface of the biological filter bed main body 1, and when the biological filter cores 404 need to be replaced, the motor 406 is started, and then the motor 406 drives the screw 405 to rotate clockwise, then the screw 405 lifts the storage frame 403 upwards, then the left side of the storage frame 403 moves upwards on the guide rods 401 through the sleeve 402, and then the biological filter element 404 in the partition frame 407 can lift the biological filter bed main body 1 for convenient replacement.

One side of second baffle 11 is provided with rather than first baffle 10 of looks vertically, and first baffle 10 divide into two halves with the separating groove that biological filter bed main part 1 and first baffle 10 are constituteed, and one side of the separating groove that is close to the top is connected with clean water pump 2, make through above-mentioned structure and carry out the segmentation once more with the inner chamber divided basin of second baffle 11 and biological filter bed main part 1 through first baffle 10, can separate supernatant and sewage like this and arrange into in biological filter bed main part 1, thereby supernatant and sewage can be washed repeatedly, then obtain effectual rejection with the nitrogen in the sewage.

The lower end of the biological filter bed main body 1 is provided with a base 5, the lower surface of the base 5 is positioned below the lower surface of the waste collection box 8, and the impurities at the bottom of the biological filter bed main body 1 can be collected in a centralized manner through the waste collection box 8 by the structure.

The working principle is as follows: when the novel denitrification biological filter bed is used, whether parts of the device are damaged or not is checked, after the check is finished, the sewage pump 3 is started, then the sewage pump 3 sends the sewage into the branch collecting pipe 9 and enters the opening of the rectangular frame 16 and the U-shaped separation filter 12, the U-shaped separation filter 12 is made of filter bag materials, the sewage is filtered through the U-shaped separation filter 12 and then enters the first drain hole 14 and the second drain hole 15, then the filtered water enters the lower part of the biological filter element 404 for layer-by-layer filtration, the biological filter element 404 is quartz sand and natural cobblestones, then denitrifying bacteria in pollutants can be attached to the quartz sand and the natural cobblestones, then the clean water pump 2 is started, then the clean water pump 2 sends supernatant liquid to the upper part of the biological filter element 404 through the through hole 13 of the second partition plate 11 close to the upper end, then the supernatant will be attached to the quartz sand and natural cobblestones and the denitrifying bacteria transform the nitrogen, so the nitrogen in the sewage can be removed conveniently, at the same time, the impurities filtered by the U-shaped filter element 12 enter the sewage outlet 6 under the drive of the water flow, then the impurities in the sewage outlet 6 enter the connector 701, then the impurity water in the connector 701 enters the waste collection box 8, then the impurities are separated through the L-shaped filter screen 703, then the impurities can be stored in the waste collection box 8, the filtered water is discharged through the guide outlet 702, then the filtered water is circulated again to enter the sewage pump 3 for reciprocating treatment, so the sediment at the bottom of the biological filter bed main body 1 can be collected and treated through the waste collection box 8, and this is the working principle of the novel denitrifying biological filter bed.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a novel denitrification biological filter bed, a serial communication port, including biological filter bed main part (1), be provided with on the inner chamber bottom surface of biological filter bed main part (1) and be provided with second baffle (11) along its width direction, and through-hole (13) have been seted up about its horizontal central line symmetry to second baffle (11), and be provided with U-shaped in through-hole (13) that second baffle (11) are close to the bottom and separate filter piece (12), the horizontal end of U-shaped separates filter piece (12) is provided with partition panel (17) rather than mutually perpendicular, and the upper end of partition panel (17) is provided with rectangle frame (16), U-shaped separates filter piece (12) open end and distributes diagonal angle under the inner wall of rectangle frame (16), and the partition one side that U-shaped separates filter piece (12) and partition panel (17) and rectangle frame (16) and constitute is provided with first row of water hole (14) to the opposite side that the partition that U-shaped separates filter piece (12) and rectangle partition panel (17) and rectangle frame (16) constitute is provided with the second row of second row A water hole (15).

2. A novel denitrification biofilter bed as claimed in claim 1, wherein: u-shaped separates to strain piece (12) and is provided with a plurality of, and a plurality of U-shaped separates to strain piece (12) evenly distributed in through-hole (13), a plurality of one side that U-shaped separates to strain piece (12) is connected with branch collector (9), and divides one side of collector (9) to be connected with sewage pump (3) to the opposite side that U-shaped separates to strain piece (12) is connected with drain (6).

3. A novel denitrification biofilter bed, as defined in claim 2, wherein: the water outlet end of the sewage draining outlet (6) is connected with a filtering mechanism (7), the filtering mechanism (7) comprises a pi-shaped connecting pipe (704), a connecting port (701) is formed in one side of the pi-shaped connecting pipe (704), a guide outlet (702) is formed in the other side of the pi-shaped connecting pipe (704), an L-shaped filter screen (703) is arranged on the lower surface of the opening of the transverse end of the pi-shaped connecting pipe (704), the L-shaped filter screen (703) is located at the lower end of the guide outlet (702), and the inner wall of the opening of the transverse end of the pi-shaped connecting pipe (704) is clamped and connected with a waste collecting box (8).

4. A novel denitrification biofilter bed as claimed in claim 1, wherein: a biological filtering mechanism (4) is arranged between the second clapboard (11) and the inner wall of the biological filter bed main body (1), the biological filtering mechanism (4) comprises storage frames (403), a plurality of partition frames (407) are arranged among the storage frames (403), a plurality of biological filter cores (404) are clamped in the partition frame (407), a sleeve piece (402) vertical to the partition frame (407) is arranged on one side of the partition frame (407), a guide rod (401) is sleeved in the sleeve piece (402), the guide rod (401) is positioned at the upper end of the second clapboard (11), the other side of the partition frame (407) is provided with a limiting piece (408) vertical to the partition frame, and a threaded hole arranged on the limiting piece (408) is connected with a screw rod (405), and the lower end of the screw rod (405) is connected with a motor (406), and the motor (406) is positioned on the upper surface of the biological filter bed main body (1).

5. A novel denitrification biofilter bed as claimed in claim 1, wherein: one side of the second clapboard (11) is provided with a first clapboard (10) which is vertical to the second clapboard, the first clapboard (10) divides a separation groove formed by the biological filter bed main body (1) and the first clapboard (10) into two halves, and one side of the separation groove which is close to the upper part is connected with a clean water pump (2).

6. A novel denitrification biofilter bed as claimed in claim 1, wherein: the lower end of the biological filter bed main body (1) is provided with a base (5), and the lower surface of the base (5) is positioned below the lower surface of the waste collection box (8).

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