CN210367169U

CN210367169U - Biological filter

Info

Publication number: CN210367169U
Application number: CN201921115064.0U
Authority: CN
Inventors: 桂琪; 江树威; 吴嘉兴; 梁鹏
Original assignee: Guangzhou Environmental Protection Technology Co Ltd Ebizal Source
Current assignee: Guangzhou Environmental Protection Technology Co Ltd Ebizal Source
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-04-21
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a biological filter device, including device casing, filtration packing layer, filler support, little humidification water pipe, little humidification nozzle, supplementary water tank and supplementary water pump, air inlet and gas vent have been seted up on the device casing, filler support and little humidification water pipe are fixed to be located in the device casing, filter the packing layer and locate the filler support top, and little humidification water pipe locates and filters the packing layer top. The water replenishing tank is connected with the micro-humidification water pipe through a pipeline, the water replenishing pump is arranged on the pipeline between the water replenishing tank and the micro-humidification water pipe, and the micro-humidification nozzle is arranged on the micro-humidification water pipe. The utility model discloses can handle the purification foul gas high-efficiently, equipment structure is compact, and easy operation has reduced the area of equipment, has improved foul gas treatment effeciency and treatment effect with the maintenance cost contextually, and foul gas's purification rate has reached more than 90%, accords with emission standard.

Description

Biological filter

Technical Field

The utility model relates to a foul gas handles technical field, especially a biofiltration device.

Background

The biological method is a high-efficiency and environment-friendly method for treating malodorous gas, and biological enzyme in microorganisms is utilized to degrade and oxidize pollutants in the malodorous gas to realize the deodorization effect. At present, in order to ensure the treatment effect of the malodorous gas, the biofiltration device usually adopts a method of adding microbial fillers, so that the occupied area of the biofiltration device is too large, the biofiltration device is difficult to arrange in a position-limited environment, and meanwhile, the device is too large, the initial investment is large, the operation cost is high, and the later maintenance is difficult. Therefore, the structure of the biological filtering device needs to be improved, and the volume of the equipment is reduced and the operation cost is reduced on the premise of meeting the requirement of treating the malodorous gas.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel biofiltration device, compact structure can reduce area, reduces operation and maintenance cost, improves the effect of handling foul gas.

In order to solve the technical problem, the utility model discloses a following technical scheme: the biological filtering device comprises a device shell, a filtering filler layer, a filler support, a micro-humidification water pipe, a micro-humidification nozzle, a water supplementing tank and a water supplementing pump. The device shell is provided with an air inlet and an air outlet which are used as passages for the malodorous gas to enter and exit the biological filter device. The filler support and the micro-humidification water pipe are fixedly arranged in the device shell, the filtering filler layer is arranged above the filler support and supported by the filler support, and the micro-humidification water pipe is arranged above the filtering filler layer. The water replenishing tank is connected with the micro-humidification water pipe through a pipeline, the water replenishing pump is arranged on the pipeline between the water replenishing tank and the micro-humidification water pipe, and the micro-humidification nozzle is arranged on the micro-humidification water pipe. The composite biological filler is filled in the filter filler layer, the biomass is filled as a carrier of the microorganism, meanwhile, the biomass can also provide nutrients for the growth and the propagation of the microorganism, the microorganism can also obtain nutrients from the supplementing water through the micro humidification water pipe, no additional medicament is needed, and the operation cost is saved.

Because biofiltration is the key step of biological method processing foul gas, in order to promote foul gas evenly to get into biofiltration device, the last air inlet of seting up of biofiltration device is no less than two, specifically can be 3, and foul gas gets into biofiltration device from different air inlets, carries out preliminary distribution, has increased the area of contact of foul gas and microorganism.

The device is characterized in that an exhaust collecting port is arranged in front of an exhaust port in the device shell, the exhaust collecting port is a cavity, openings are formed in two sides of the exhaust collecting port, one side of the exhaust collecting port is connected with the exhaust port, the other side of the exhaust collecting port is connected with the filtering packing layer, and the exhaust collecting port is used for collecting gas after treatment so as to facilitate gas exhaust.

In order to further improve foul gas treatment effect, the utility model discloses still increased filtration packing layer quantity, changed foul gas's direction of motion to set up gas distributor, gas distributor adopts vertical oblique cutting network structure, can make foul gas before the contact filters the packing layer, under the condition of redirecting and pressure with filter the microorganism in the packing layer and fully contact. .

The filtration packing layer is increased to two layers, the two layers of filtration packing layers are arranged up and down and are arranged in the device shell, a packing support is arranged below each layer of filtration packing layer, and a micro-humidification water pipe and a micro-humidification nozzle are arranged above the upper layer of filtration packing layer. Malodorous gas can be discharged only by passing through the two filtering filler layers and is fully contacted with microorganisms, so that the purification effect is improved. The biological filter device has air inlet in the top of the casing, air outlet in the lower part of the casing, and malodorous gas penetrating the two filtering and packing layers from top to bottom. The gas distributor is located and is filtered the packing layer top, and foul gas's source direction promptly, promotion foul gas evenly distributed that can step forward can improve foul gas's treatment effeciency and effect, and gas distributor's vertical cross-section is for beveling network structure, and this kind of structure can be cut apart into tiny air current with foul gas, makes foul gas more evenly pass and filters the packing layer, and is more abundant with the contact of microorganism, improves the ability that biofiltration device handled foul gas.

Compared with the prior art, the utility model discloses an useful part lies in: the utility model provides a biofiltration device for foul gas's processing purifies, equipment structure is compact, and easy operation has reduced the area of equipment, has improved foul gas treatment effeciency and treatment effect with the maintenance cost of having reduced the device in the country, and foul gas's purification rate has reached more than 90%, accords with emission standard.

Drawings

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

fig. 2 is a schematic vertical cross-sectional view of the gas distributor of the present invention.

The meaning of the reference numerals: 1-device shell, 2-filtering filler layer, 3-filler support, 4-micro humidifying water pipe, 5-micro humidifying nozzle, 6-supplementing water tank, 7-supplementing water pump, 8-air inlet, 9-air outlet, 10-air outlet collecting port and 11-gas distributor.

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Detailed Description

Embodiment 1 of the utility model: as shown in fig. 1, the biofiltration device in the present embodiment includes a device case 1, a filtration filler layer 2, a filler holder 3, a micro-humidification water pipe 4, a micro-humidification nozzle 5, a replenishment water tank 6, and a replenishment water pump 7. The device shell 1 is provided with an air inlet 8 and an air outlet 9 outside the biological filtering device and used for the malodorous gas to enter and exit the biological filtering device, and the device shell 1 can prevent the malodorous gas from leaking and avoid the pollution.

As shown in fig. 1, a filler support 3 and a micro-humidification water pipe 4 are fixedly arranged in a device shell 1, a filter filler layer 2 is arranged above the filler support 3 and supported by the filler support 3, and the micro-humidification water pipe 4 is arranged above the filter filler layer 2 and supplies water for the filter filler layer 2 and provides water required by the reaction of microorganisms and malodorous gases. The water replenishing tank 6 is connected with the micro-humidification water pipe 4 through a pipeline, the water replenishing pump 7 is arranged on the pipeline between the water replenishing tank 6 and the micro-humidification water pipe 4, and the micro-humidification nozzle 5 is arranged on the micro-humidification water pipe 4. The composite biological filler is used in the filtering seasoning layer 2, the bark can be selected as a carrier of the microorganism, the micro-humidifying water pipe 4 and the bark provide nutrient components required by the growth of the microorganism together, the microorganism with strong processing capacity is adopted to ensure the processing effect of malodorous gas, and the strain can be added into the biological filtering device through the micro-humidifying water pipe 4 when needed.

As shown in fig. 1, the number of the air inlets 8 in the present embodiment is 3, and the malodorous gas enters the biological filter device from the three air inlets 8, and can uniformly contact with the filter filler layer 2, thereby saving the diffusion time of the malodorous gas and improving the treatment efficiency of the malodorous gas. The present embodiment is also provided with an exhaust gas collection port 10 in the apparatus case 1 in front of the exhaust port 9.

As shown in fig. 1, the filtering filler layer 2 in the embodiment has two layers, the two layers of filtering filler layers 2 are arranged up and down and are arranged in the device shell 1, the filler support 3 is arranged below each layer of filtering filler layer 2, the micro-humidification water pipe 4 and the micro-humidification nozzle 5 are arranged above the upper filtering filler layer 2, the air inlet 8 is arranged at the top of the device shell 1, the air outlet 9 is arranged at the lower part of the device shell 1, and the malodorous gas passes through the filtering filler layer 2 from top to bottom in sequence, so that the treatment effect of the malodorous gas is ensured.

Embodiment 2 of the utility model: as shown in fig. 1, the biofiltration device in the present embodiment includes a device case 1, a filtration filler layer 2, a filler holder 3, a micro-humidification water pipe 4, a micro-humidification nozzle 5, a replenishment water tank 6, and a replenishment water pump 7. The device shell 1 is provided with an air inlet 8 and an air outlet 9 outside the biological filtering device and used for the malodorous gas to enter and exit the biological filtering device, and the device shell 1 can prevent the malodorous gas from leaking and avoid the pollution.

As shown in fig. 1, a filler support 3 and a micro-humidification water pipe 4 are fixedly arranged in a device shell 1, a filter filler layer 2 is arranged above the filler support 3 and supported by the filler support 3, and the micro-humidification water pipe 4 is arranged above the filter filler layer 2 and supplies water for the filter filler layer 2 and provides water required by the reaction of microorganisms and malodorous gases. The water replenishing tank 6 is connected with the micro-humidification water pipe 4 through a pipeline, the water replenishing pump 7 is arranged on the pipeline between the water replenishing tank 6 and the micro-humidification water pipe 4, and the micro-humidification nozzle 5 is arranged on the micro-humidification water pipe 4. The composite biological filler is used in the filtering seasoning layer 2, specifically, the bark can be selected as a microorganism carrier, so that an environment can be provided for the growth of the microorganism, the composite biological filler can also be matched with a micro-humidification water pipe 4 to provide nutrient components required by the growth of the microorganism together, and in order to ensure the treatment effect of malodorous gas, the microorganism with strong treatment capacity is adopted, and strains can be added into the biological filter device through the micro-humidification water pipe 4 as required.

As shown in fig. 1, the number of the air inlets 8 in the present embodiment is 3, and the malodorous gas enters the biological filter device from the three air inlets 8, and can uniformly contact with the filter filler layer 2, thereby saving the diffusion time of the malodorous gas and improving the treatment efficiency of the malodorous gas. The present embodiment also has an exhaust gas collection port 10 in the device gas 1 in front of the exhaust port 9.

In order to further improve the effect of the biological filtration system in treating malodorous gases, the present embodiment further adds a gas distributor 11, and the gas distributor 11 is arranged above the filtration filler layer 2. As shown in fig. 2, the vertical direction of the gas distributor 11 is a chamfered mesh structure, the gas distributor of this structure can more effectively promote the malodorous gas to be uniformly distributed in the biological washing device, the malodorous gas flows through the gas distributor, is divided into a plurality of fine gas flows by the chamfered mesh grids distributed on the gas distributor, and enters the washing filler layer more uniformly, fully contacts with the microorganisms in the washing filler layer, improves the treatment effect of the biological washing device on the malodorous gas, and is beneficial to the treatment of the malodorous gas.

The utility model discloses a theory of operation: the utility model discloses set up filtration packing layer 2 in the device casing 1 to two-layer, malodorous gas need pass two-layer filtration packing layer 2 in the biological filtration device and just can discharge, and the problem that traditional biological filtration device area is big has been solved in the vertical space of make full use of. The utility model discloses still set up gas distributor 11 in every layer of the direction of admitting air of filtering packing layer 2, promote the foul gas and filter the contact reaction of microorganism in packing layer 2, through this kind of method, improved efficiency and the effect of handling foul gas.

Claims

1. Biological filter equipment, its characterized in that: the device comprises a device shell (1), a filtering and packing layer (2), a packing support (3), a micro-humidifying water pipe (4), a micro-humidifying nozzle (5), a supplementary water tank (6) and a supplementary water pump (7), wherein the device shell (1) is provided with an air inlet (8) and an air outlet (9), the packing support (3) and the micro-humidifying water pipe (4) are fixedly arranged in the device shell (1), the filtering and packing layer (2) is arranged above the packing support (3), and the micro-humidifying water pipe (4) is arranged above the filtering and packing layer (2); the water replenishing tank (6) is connected with the micro-humidification water pipe (4) through a pipeline, the water replenishing pump (7) is arranged on the pipeline between the water replenishing tank (6) and the micro-humidification water pipe (4), and the micro-humidification nozzle (5) is arranged on the micro-humidification water pipe (4).

2. The biofiltration device as claimed in claim 1, wherein: the number of the air inlets (8) is not less than two, and an exhaust collecting port (10) is arranged in front of the exhaust port (9).

3. The biofiltration device as claimed in claim 1, wherein: the filter packing layer (2) is two-layer in total, two-layer filter packing layer (2) arrange from top to bottom with in device casing (1), every layer filters packing layer (2) below and all is equipped with filler support (3), and upper filter packing layer (2) top is equipped with little humidification water pipe (4) and adds wet nozzle (5) a little.

4. The biofiltration device as claimed in claim 1, wherein: the air inlet (8) is arranged at the top of the device shell (1), and the air outlet (9) is arranged at the lower part of the device shell (1).

5. The biofiltration device as claimed in claim 4, wherein: the filter packing material is characterized by further comprising a gas distributor (11), wherein the gas distributor (11) is arranged above the filter packing layer (2), and the vertical section of the gas distributor (11) is of a chamfered net structure.