CN214360510U

CN214360510U - Integrated continuous denitrification filter equipment

Info

Publication number: CN214360510U
Application number: CN202023127156.6U
Authority: CN
Inventors: 郑阳波; 李力; 郑阳华; 魏振; 龚本涛
Original assignee: SHANGHAI HUALIZHEN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Current assignee: SHANGHAI HUALIZHEN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-10-08
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses an integrated continuous denitrification filter equipment, which comprises a box body, wherein the interior of the box body is divided into a nitrification cavity and a denitrification cavity by a partition plate, the upper surface of the box body is provided with inserting grooves in a penetrating way, and the inserting grooves are provided with two groups which are respectively used for inserting a nitrification microorganism bearing body and a denitrification microorganism carrier; a second stirring shaft is rotatably arranged in the denitrification cavity, a hollow first stirring shaft is rotatably arranged in the nitrification cavity, and stirring blades are connected to the outer sides of the first stirring shaft and the second stirring shaft; the bottom surface of the box body is provided with a driving assembly for driving the first stirring shaft to rotate, and a transmission assembly is connected between the first stirring shaft and the second stirring shaft. Has the advantages that: the water body can be fully contacted with the microorganisms in a stirring mode, and the water treatment effect and efficiency can be improved; meanwhile, the disassembly and assembly of the microbial carrier are convenient to realize, so that the microbial carrier is convenient to clean and replace, and the using effect is good.

Description

Integrated continuous denitrification filter equipment

Technical Field

The utility model relates to a denitrification facility technical field, concretely relates to integration continuous type denitrogenation filtering pond equipment.

Background

In order to prevent water eutrophication, the wastewater needs to be denitrified, which is generally divided into a physicochemical method and a biological denitrification method. The physical and chemical denitrification comprises a breakpoint oxidation method, an air stripping or steam stripping method and a selective ion exchange method. In practice, a biological denitrification method of nitrification-denitrification is mostly adopted, namely, nitrogen compounds are oxidized into nitrates by using nitrifying bacteria in wastewater under an aerobic condition (nitrification stage), and then the nitrates are reduced into gaseous nitrogen and other final gas products by using the denitrifying bacteria in the wastewater under an anoxic condition (dissolved oxygen is less than 0.5mg/L) and released into the atmosphere.

However, in the existing biological denitrification device, the contact effect between the water body and microorganisms is not ideal, and the water treatment effect and efficiency are influenced; meanwhile, the carrier of the microorganism is not convenient to clean and replace, and the using effect is not ideal.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide an integrated continuous denitrification filter tank device to solve the problems that the contact effect of water and microorganisms is not ideal and the water treatment effect and efficiency are influenced in the current biological denitrification device in the prior art; meanwhile, the carrier of the microorganism is not convenient to clean and replace, the using effect is not ideal, and the like. The preferred technical scheme in the technical schemes provided by the utility model can make the water body fully contact with the microorganism in a stirring way, which is helpful for improving the water treatment effect and efficiency; meanwhile, the microorganism carrier can be conveniently disassembled and assembled, so that the microorganism carrier can be conveniently cleaned and replaced, the disassembly and the assembly without shutdown can be realized, the operation is simple and convenient, the use effect is good, and the like, and the technical effects are explained in detail below.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an integrated continuous denitrification filter equipment, which comprises a box body, wherein the interior of the box body is divided into a nitrification cavity and a denitrification cavity by a partition plate, the upper part of the partition plate is connected with a flow guide pipe, the water inlet end of the flow guide pipe is communicated with the nitrification cavity, and the water outlet end of the flow guide pipe extends into the bottom in the denitrification cavity; inserting grooves are formed in the upper surface of the box body in a penetrating mode, the inserting grooves are divided into two groups and are respectively communicated with the nitrification cavity and the denitrification cavity and are respectively used for inserting and placing a nitrification microorganism carrier and a denitrification microorganism carrier, the upper ends of the nitrification microorganism carrier and the denitrification microorganism carrier are respectively connected with a sealing plate used for sealing the inserting grooves, the surface of the sealing plate is connected with a lifting plate, and a locking assembly used for locking and fixing the lifting plate is arranged on the surface of the box body;

the upper surface of the box body is connected with an exhaust pump, the air outlet end of the exhaust pump is connected with an exhaust pipe, the air inlet end of the exhaust pump is communicated with the denitrification cavity, the outer side of the box body is connected with a drain pipe communicated with the denitrification cavity, a second stirring shaft is rotatably arranged in the denitrification cavity, and the bottom end of the second stirring shaft penetrates through the bottom of the box body; the bottom of the box body is connected with a water injection pipe communicated with the nitrification cavity, a hollow first stirring shaft is rotatably arranged in the nitrification cavity, and the bottom end of the first stirring shaft penetrates through the box body and is rotatably connected with a gas injection pipe through a bearing; the first stirring shaft is positioned on the outer wall of the nitrification cavity and is provided with an air outlet in a penetrating way, and stirring blades are connected to the outer sides of the first stirring shaft and the second stirring shaft; the bottom surface of the box body is provided with a driving assembly for driving the first stirring shaft to rotate, and a transmission assembly is connected between the first stirring shaft and the second stirring shaft.

When the integrated continuous denitrification filter equipment is used, water to be treated is injected into the nitrification cavity through the water injection pipe, the digestion microorganism carrier is contacted with the water to be treated in the nitrification cavity to carry out nitrification reaction, the nitrified water is gathered in the nitrification cavity and enters the denitrification cavity from the liquid guide pipe, the denitrification microorganism carrier is contacted with the water to be treated to carry out denitrification reaction, the denitrification treatment of the water to be treated is finally finished, and the treated water overflows through the water drainage pipe; the driving assembly is matched with the transmission assembly, so that the first stirring shaft and the second stirring shaft synchronously rotate, the stirring blades rotate along with the first stirring shaft and the second stirring shaft to respectively stir the water in the nitrification cavity and the denitrification cavity, so that the water to be treated is fully contacted with the nitrification microorganism carrier and the denitrification microorganism carrier, and the treatment effect and the treatment efficiency are improved; air is injected into the nitrification cavity through the air injection pipe and the air outlet hole, so that the normal running of nitrification reaction is ensured, and meanwhile, the water in the nitrification cavity is subjected to double stirring by using the vibration generated by bubble breakage, so that the nitrification effect and efficiency are improved; the stirring blades rotate along with the second stirring shaft, so that air in water inside the denitrification cavity and nitrogen generated by denitrification can be discharged, normal operation of denitrification reaction is ensured, and the nitrogen generated by denitrification can be conveniently discharged by utilizing the exhaust pump and the exhaust pipe; when the nitrifying microorganism bearing bodies and the denitrifying microorganism carriers need to be cleaned or replaced, the locking and fixing of the locking assemblies on the pulling plates are released, the sealing plates are pulled upwards through the pulling plates, so that the nitrifying microorganism bearing bodies and the denitrifying microorganism carriers are pulled out, the nitrifying microorganism bearing bodies and the denitrifying microorganism carriers are detached, the nitrifying microorganism bearing bodies and the denitrifying microorganism carriers are convenient to clean or replace, the operation is simple and convenient, and the using effect is good.

Preferably, the driving assembly comprises a worm wheel and a driving motor, the worm wheel is installed on the outer side of the bottom of the box body, the first stirring shaft is located on the bottom of the box body, the driving motor is installed on the bottom of the box body, the output end of the driving motor is connected with a worm, and the worm is meshed with the worm wheel.

Preferably, the transmission assembly comprises two belt wheels, the two belt wheels are respectively arranged on the outer sides of the first stirring shaft and the second stirring shaft below the box body, and a belt is in transmission connection between the two belt wheels.

Preferably, the outer side of the lifting plate is provided with a locking hole, the locking assembly comprises a bearing plate, the surface of the bearing plate is provided with a guide hole in a penetrating mode, the guide hole corresponds to the locking hole, a locking column is slidably mounted inside the guide hole, the end portion, far away from the lifting plate, of the locking column is connected with a pulling block, the locking column is located between the pulling block and the bearing plate, the outer side of the locking column is sleeved with a tension spring, and the two ends of the tension spring are respectively connected with the pulling block and the bearing plate.

Preferably, a hand-held groove is formed in the upper portion of the lifting plate.

Preferably, the surface of the box body is provided with a sealing groove, the sealing groove corresponds to and is communicated with the inserting groove, and the sealing groove is in clearance fit with the sealing plate.

Preferably, the two groups of inserting grooves are uniformly distributed on the circumferences of the axes of the first stirring shaft and the second stirring shaft respectively, and the extending directions of the two groups of inserting grooves are tangent to the excircle of the distribution circle.

Preferably, the stirring blades are distributed outside the first stirring shaft and the second stirring shaft in a staggered manner in a spiral manner.

Has the advantages that: 1. the water body can be fully contacted with the microorganisms in a stirring mode, and the water treatment effect and efficiency can be improved;

2. simultaneously, the disassembly and assembly of the microbial carrier are convenient to realize, so that the microbial carrier is convenient to clean and replace, the disassembly and assembly without halt can be realized, the operation is simple and convenient, and the using effect is good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front cross-sectional view of FIG. 1;

FIG. 3 is a bottom view of FIG. 1;

FIG. 4 is a bottom cross-sectional view of FIG. 1;

fig. 5 is an enlarged schematic view of the structure of the locking assembly.

The reference numerals are explained below:

1. a box body; 101. a nitrification chamber; 102. a denitrification chamber; 103. inserting the groove; 104. sealing the groove; 2. a sealing plate; 3. lifting the plate; 301. a locking hole; 302. a hand-held tank; 4. a locking assembly; 401. Pulling the block; 402. a tension spring; 403. a locking post; 404. a carrier plate; 405. a guide hole; 5. a drain pipe; 6. a transmission assembly; 601. a pulley; 602. a belt; 7. a gas injection pipe; 8. a drive assembly; 801. a worm; 802. a drive motor; 803. a worm gear; 9. a water injection pipe; 10. a nitrifying microbial carrier; 11. a stirring blade; 12. a first stirring shaft; 1201. an air outlet; 13. a second stirring shaft; 14. Denitrifying microbial carriers; 15. an exhaust pump; 16. an exhaust pipe; 17. a partition plate; 18. and a flow guide pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides an integrated continuous denitrification filter equipment, which comprises a box body 1, the box body 1 is divided into a nitrification chamber 101 and a denitrification chamber 102 by a partition plate 17, the upper part of the partition plate 17 is connected with a draft tube 18, the water inlet end of the draft tube 18 is communicated with the nitrification chamber 101, and the water outlet end of the draft tube 18 extends into the bottom of the denitrification chamber 102; the upper surface of the box body 1 is provided with two groups of inserting grooves 103 in a penetrating manner, the inserting grooves 103 are respectively communicated with the nitrification cavity 101 and the denitrification cavity 102 and are respectively used for inserting the nitrification microorganism carrier 10 and the denitrification microorganism carrier 14, the upper ends of the nitrification microorganism carrier 10 and the denitrification microorganism carrier 14 are respectively connected with a sealing plate 2 for sealing the inserting grooves 103, the surface of the sealing plate 2 is connected with a pulling plate 3, and the surface of the box body 1 is provided with a locking component 4 for locking and fixing the pulling plate 3;

the upper surface of the box body 1 is connected with an exhaust pump 15, the air outlet end of the exhaust pump 15 is connected with an exhaust pipe 16, the air inlet end of the exhaust pump 15 is communicated with the denitrification cavity 102, the outer side of the box body 1 is connected with a drain pipe 5 communicated with the denitrification cavity 102, a second stirring shaft 13 is rotatably arranged in the denitrification cavity 102, and the bottom end of the second stirring shaft 13 penetrates through the bottom of the box body 1; the bottom of the box body 1 is connected with a water injection pipe 9 communicated with the nitrification cavity 101, a hollow first stirring shaft 12 is rotatably arranged in the nitrification cavity 101, and the bottom end of the first stirring shaft 12 penetrates through the box body 1 and is rotatably connected with a gas injection pipe 7 through a bearing; the first stirring shaft 12 is positioned on the outer wall of the nitrification cavity 101 and is provided with an air outlet 1201 in a penetrating way, and the outer sides of the first stirring shaft 12 and the second stirring shaft 13 are both connected with stirring blades 11; the bottom surface of the box body 1 is provided with a driving component 8 for driving a first stirring shaft 12 to rotate, and a transmission component 6 is connected between the first stirring shaft 12 and a second stirring shaft 13.

As an alternative embodiment, the driving assembly 8 includes a worm wheel 803 and a driving motor 802, the worm wheel 803 is installed on the outer side of the first stirring shaft 12 at the bottom of the box body 1, the driving motor 802 is installed on the bottom surface of the box body 1, the output end of the driving motor 802 is connected with a worm 801, and the worm 801 is meshed with the worm wheel 803, so that the driving motor 802 drives the worm 801 to rotate, and the worm 801 and the worm wheel 803 are meshed for transmission, so as to drive the first stirring shaft 12 to rotate.

The transmission assembly 6 comprises two belt wheels 601, the two belt wheels 601 are respectively arranged at the outer sides of the first stirring shaft 12 and the second stirring shaft 13 below the box body 1, a belt 602 is connected between the two belt wheels 601 in a transmission manner, and the belt 602 and the belt wheels 601 are used for transmission to enable the second stirring shaft 13 and the first stirring shaft 12 to synchronously rotate.

The locking hole 301 is formed in the outer side of the lifting plate 3, the locking assembly 4 comprises a bearing plate 404, a guide hole 405 is formed in the surface of the bearing plate 404 in a penetrating mode, the guide hole 405 corresponds to the locking hole 301, a locking column 403 is slidably mounted in the guide hole 405, a pulling block 401 is connected to the end portion, far away from the lifting plate 3, of the locking column 403, a tension spring 402 is sleeved on the outer side, located between the pulling block 401 and the bearing plate 404, of the locking column 403, two ends of the tension spring 402 are respectively connected with the pulling block 401 and the bearing plate 404, and therefore the tension spring 402 is used for pulling the pulling block 401, the pulling block 401 drives the locking column 403 to be inserted into the locking hole 301 to achieve locking and fixing of the lifting plate 3; the locking column 403 is pulled by the pulling block 401 to overcome the pulling force of the tension spring 402, so that the locking column 403 is separated from the locking hole 301, and the locking and fixing of the pulling plate 3 are released.

The upper part of the lifting plate 3 is provided with a handheld groove 302 in a penetrating way, so that the lifting plate 3 is convenient to lift through the handheld groove 302.

The box 1 surface is provided with sealed recess 104, and sealed recess 104 corresponds and communicates with inserting groove 103, and sealed recess 104 and closing plate 2 clearance fit set up like this, help improving closing plate 2 to inserting the sealed effect of putting groove 103.

Two sets of inserting grooves 103 are respectively and evenly distributed along the axial circumference of the first stirring shaft 12 and the second stirring shaft 13, and the extending directions of the two sets of inserting grooves 103 are tangent to the excircle of the distribution circle thereof, so that the water to be treated can flow along the surfaces of the nitrifying microorganism carrier 10 and the denitrifying microorganism carrier 14 when being stirred by the stirring blades 11, and the contact effect of the water to be treated with the nitrifying microorganism carrier 10 and the denitrifying microorganism carrier 14 is improved.

Stirring vane 11 is with crisscross distribution in first (mixing) shaft 12 and the second (mixing) shaft 13 outside of spiral mode, sets up like this, can improve stirring vane 11 and treat the stirring effect of handling water.

By adopting the structure, when in use, water to be treated is injected into the nitrification cavity 101 through the water injection pipe 9, the digestive microorganism carrier 10 is contacted with the water to be treated in the nitrification cavity 101 to carry out nitrification reaction, the nitrified water is gathered in the nitrification cavity 101 and enters the denitrification cavity 102 from the liquid guide pipe, the denitrification microorganism carrier 14 is contacted with the water to be treated to carry out denitrification reaction, finally, the denitrification treatment of the water to be treated is finished, and the treated water overflows through the water discharge pipe 5; the driving assembly 8 is matched with the transmission assembly 6, so that the first stirring shaft 12 and the second stirring shaft 13 synchronously rotate, the stirring blades 11 rotate along with the first stirring shaft 12 and the second stirring shaft 13 to respectively stir the water in the nitrification cavity 101 and the denitrification cavity 102, so that the water to be treated is fully contacted with the nitrification microorganism carrier 10 and the denitrification microorganism carrier 14, and the treatment effect and the treatment efficiency are improved; air is injected into the nitrification cavity 101 through the air injection pipe 7 and the air outlet 1201, so that the normal nitrification reaction is ensured, and meanwhile, the water in the nitrification cavity 101 is subjected to double stirring by using the vibration generated by bubble breakage, so that the nitrification effect and efficiency are improved; the stirring blades 11 rotate along with the second stirring shaft 13, so that air in water in the denitrification cavity 102 and nitrogen generated by denitrification can be discharged, normal operation of denitrification reaction is ensured, and the nitrogen generated by denitrification can be conveniently discharged by utilizing the exhaust pump 15 and the exhaust pipe 16; when the nitrifying microorganism carrier 10 and the denitrifying microorganism carrier 14 need to be cleaned or replaced, the locking and fixing of the locking component 4 on the lifting plate 3 are released, the sealing plate 2 is lifted upwards through the lifting plate 3, so that the nitrifying microorganism carrier 10 and the denitrifying microorganism carrier 14 are lifted out, the nitrifying microorganism carrier 10 and the denitrifying microorganism carrier 14 are detached, the nitrifying microorganism carrier 10 and the denitrifying microorganism carrier 14 are conveniently cleaned or replaced, the operation is simple and convenient, and the using effect is good.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an integration continuous type denitrogenation filtering pond equipment which characterized in that: the device comprises a box body (1), the interior of the box body (1) is divided into a nitrification cavity (101) and a denitrification cavity (102) by a partition plate (17), the upper part of the partition plate (17) is connected with a flow guide pipe (18), the water inlet end of the flow guide pipe (18) is communicated with the nitrification cavity (101), and the water outlet end of the flow guide pipe (18) extends into the bottom in the denitrification cavity (102); inserting grooves (103) are formed in the upper surface of the box body (1) in a penetrating mode, two groups of inserting grooves (103) are formed in the inserting grooves (103), are respectively communicated with the nitrification cavity (101) and the denitrification cavity (102) and are respectively used for inserting and placing a nitrification microorganism carrier (10) and a denitrification microorganism carrier (14), sealing plates (2) used for sealing the inserting grooves (103) are connected to the upper ends of the nitrification microorganism carrier (10) and the denitrification microorganism carrier (14), lifting plates (3) are connected to the surfaces of the sealing plates (2), and locking assemblies (4) used for locking and fixing the lifting plates (3) are arranged on the surfaces of the box body (1);

the upper surface of the box body (1) is connected with an exhaust pump (15), the air outlet end of the exhaust pump (15) is connected with an exhaust pipe (16), the air inlet end of the exhaust pump (15) is communicated with the denitrification cavity (102), the outer side of the box body (1) is connected with a drain pipe (5) communicated with the denitrification cavity (102), a second stirring shaft (13) is rotatably arranged in the denitrification cavity (102), and the bottom end of the second stirring shaft (13) penetrates through the bottom of the box body (1); the bottom of the box body (1) is connected with a water injection pipe (9) communicated with the nitrification cavity (101), a hollow first stirring shaft (12) is rotatably installed in the nitrification cavity (101), and the bottom end of the first stirring shaft (12) penetrates through the box body (1) and is rotatably connected with a gas injection pipe (7) through a bearing; the first stirring shaft (12) is positioned on the outer wall of the nitrification cavity (101) and is provided with an air outlet (1201) in a penetrating way, and stirring blades (11) are connected to the outer sides of the first stirring shaft (12) and the second stirring shaft (13); the bottom surface of the box body (1) is provided with a driving assembly (8) for driving the first stirring shaft (12) to rotate, and a transmission assembly (6) is connected between the first stirring shaft (12) and the second stirring shaft (13).

2. The integrated continuous denitrification filter apparatus according to claim 1, wherein: drive assembly (8) include worm wheel (803) and driving motor (802), worm wheel (803) are installed first (mixing) shaft (12) are located the outside of box (1) bottom, driving motor (802) are installed box (1) bottom surface, the output of driving motor (802) is connected with worm (801), worm (801) with worm wheel (803) mesh mutually.

3. The integrated continuous denitrification filter apparatus according to claim 2, wherein: the transmission assembly (6) comprises belt wheels (601), the number of the belt wheels (601) is two, the belt wheels (601) are respectively installed on the outer sides of the first stirring shaft (12) and the second stirring shaft (13) below the box body (1), and a belt (602) is in transmission connection between the belt wheels (601).

4. The integrated continuous denitrification filter apparatus according to claim 1, wherein: carry arm-tie (3) outside and be provided with locking hole (301), locking Assembly (4) include loading board (404), loading board (404) surface runs through and is provided with guiding hole (405), guiding hole (405) with locking hole (301) are corresponding, the inside slidable mounting of guiding hole (405) has locking post (403), locking post (403) are kept away from the end connection who carries arm-tie (3) has pull block (401), locking post (403) are located pull block (401) with outside cover between loading board (404) is equipped with extension spring (402), the both ends of extension spring (402) respectively with pull block (401) with loading board (404) are connected.

5. The integrated continuous denitrification filter apparatus according to claim 4, wherein: the upper part of the lifting plate (3) is provided with a handheld groove (302) in a penetrating way.

6. The integrated continuous denitrification filter apparatus according to claim 1, wherein: the surface of the box body (1) is provided with a sealing groove (104), the sealing groove (104) corresponds to and is communicated with the inserting groove (103), and the sealing groove (104) is in clearance fit with the sealing plate (2).

7. The integrated continuous denitrification filter apparatus according to claim 6, wherein: the two groups of inserting grooves (103) are uniformly distributed on the circumferences of the axes of the first stirring shaft (12) and the second stirring shaft (13) respectively, and the extending directions of the two groups of inserting grooves (103) are tangent to the excircle of the distribution circle.

8. The integrated continuous denitrification filter apparatus according to claim 1, wherein: the stirring blades (11) are distributed on the outer sides of the first stirring shaft (12) and the second stirring shaft (13) in a staggered mode in a spiral mode.