CN211936287U

CN211936287U - Sewer sludge treatment tail gas deodorizing device

Info

Publication number: CN211936287U
Application number: CN202020340464.8U
Authority: CN
Inventors: 王洪振; 万肖雄; 赵亚飞
Original assignee: Guohe Hengxin Environmental Protection Jiangsu Co ltd
Current assignee: Guohe Hengxin Environmental Protection Jiangsu Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-11-17
Anticipated expiration: 2030-03-18

Abstract

The utility model belongs to the technical field of sludge treatment, especially, be a through ditch sludge treatment tail gas deodorizing device, including air pretreatment section and install in the air aftertreatment section of air pretreatment section one side, the air aftertreatment section is kept away from air pretreatment section one side is installed the exhaust section, the air pretreatment section is kept away from air aftertreatment section one side is installed and is used for the intake pipe of admitting air, the air pretreatment section is internally installed and is just imitated filter and medium effect filter, just imitate filter is located inside the air pretreatment section and is close to one side of intake pipe; the device can restrain the activity of bacteria and viruses, eliminate peculiar smell, increase the air freshness, and ensure that the provided active oxygen ion deodorization system can not generate ozone, has no adverse effect on human bodies and air, and can not bring secondary pollution, so that the whole device has no potential safety hazard, and the device has higher practicability.

Description

Sewer sludge treatment tail gas deodorizing device

Technical Field

The utility model belongs to the technical field of sludge treatment, concretely relates to logical ditch sludge treatment tail gas deodorizing device.

Background

At present, sludge generated by drainage pipelines in main urban maintenance in China is mainly cleaned and fished to a sludge transport vehicle through a sludge cleaning and fishing machine or manually and then transported to a sludge transfer station. And a small amount of sludge is directly consigned to an environmental sanitation vehicle for outward transportation and disposal, and secondary pollution is easily caused in the whole outward transportation and disposal process. Moreover, a large amount of land resources are wasted by external transportation and landfill, the landfill treatment is strictly forbidden by the country, the land resources are wasted due to large occupied area of the airing treatment mode, and the odor generated by the sludge is extremely large, so that the living environment of surrounding residents is influenced.

Along with the continuous construction of urban pipe networks, the daily output of ditch mud is greatly increased, the ditch mud is treated by adopting a ditch mud technology, most of the ditch mud technology is completely sealed, but other exposed equipment and a water pool are exposed outside, and the smell which is difficult for people can be generated.

Some adopt biological deodorization technique to handle in the trade, but biological deodorization technique operation maintenance cost is higher, need often put in the medicament to keep microbial activity, and also have higher requirements to the circulating water to need to put into a large amount of manpower and materials when using, the burden that brings the use enterprise is great, and adopt the mode of tail gas ozone purification sterilization and although application scope is wide, ozone has strong irritability, and the excessive suction has certain harm to human health. It mainly stimulates and damages the deep respiratory tract, damages the central nervous system and has slight stimulation to eyes, so ozone has certain potential safety hazard.

Therefore, the person skilled in the art provides a subject matter of a trench sludge treatment tail gas deodorization device to solve the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a sewer sludge treatment tail gas deodorizing device, which has the characteristics of no secondary pollution, no harm to human body, high efficiency and strong environmental adaptability.

In order to achieve the above object, the utility model provides a following technical scheme: a ditch sludge treatment tail gas deodorizing device comprises an air pretreatment section and an air post-treatment section arranged on one side of the air pretreatment section, wherein the air post-treatment section is far away from one side of the air pretreatment section and is provided with an exhaust section, the air pretreatment section is far away from one side of the air post-treatment section and is provided with an air inlet pipe for air inlet, a primary filter and a secondary filter are arranged inside the air pretreatment section, the primary filter is positioned on one side, close to the air inlet pipe, inside the air pretreatment section, the secondary filter is positioned on one side, close to the air post-treatment section, inside the air post-treatment section is provided with an ion generator, a centrifugal fan is arranged inside the exhaust section, the centrifugal fan is electrically connected with an external power supply, and the outer wall of the exhaust section is provided with an exhaust pipe communicated with the centrifugal fan, the air inlet pipe is far away from one end of the air pretreatment section and is fixedly connected with a gas collecting hood through a connecting pipe, the upper end of the gas collecting hood is fixedly connected with an air outlet pipe, two ends of the connecting pipe are fixedly connected with the air outlet pipe and the air inlet pipe respectively, and the gas collecting hood is installed above the sewage pool.

Preferably, the exhaust pipe is located on the upper end face of the exhaust section.

Preferably, the top end of the exhaust pipe is fixedly connected with a rain-proof plate.

Preferably, the air inlet pipe is far away from one end of the air pretreatment section and is fixedly connected with a fixing flange, the upper end of the air outlet pipe is fixedly connected with a connecting flange, and two ends of the connecting pipe are fixedly connected with the fixing flange and the connecting flange.

Preferably, the connecting pipe is L-shaped.

Preferably, the shape of the gas-collecting hood is trapezoidal, and the bottom end of the gas-collecting hood is of an open structure.

Preferably, the first and second liquid crystal materials are,

compared with the prior art, the beneficial effects of the utility model are that:

the active oxygen ion deodorization technique that adopts is mature reliable, and the device can restrain the activity of bacterial virus, eliminate the peculiar smell, increases the air freshness to guarantee that the active oxygen ion deodorization system who provides can not produce ozone, all do not have harmful effects to human body and air, can not bring secondary pollution, thereby make whole device not have the potential safety hazard, thereby make the device have the practicality more.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the purification process of the present invention;

fig. 3 is a schematic view of the air purification principle of the present invention.

In the figure: 1. an air pre-treatment section; 11. a primary filter; 12. a medium-efficiency filter; 2. an air post-treatment section; 21. an ion generator; 3. an exhaust section; 31. a centrifugal fan; 32. an exhaust pipe; 33. a flashing board; 4. an air inlet pipe; 41. a fixed flange; 5. a connecting pipe; 6. a gas-collecting hood; 61. an air outlet pipe; 62. and connecting the flanges.

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. 1-3, the present invention provides the following technical solutions: a tail gas deodorization device for sludge treatment in a through ditch comprises an air pretreatment section 1 and an air post-treatment section 2 arranged on one side of the air pretreatment section 1, wherein an exhaust section 3 is arranged on one side, far away from the air pretreatment section 1, of the air post-treatment section 2, an air inlet pipe 4 for air inlet is arranged on one side, far away from the air post-treatment section 2, of the air pretreatment section 1, a primary filter 11 and a secondary filter 12 are arranged in the air pretreatment section 1, the primary filter 11 is positioned on one side, close to the air inlet pipe 4, in the air pretreatment section 1, the secondary filter 12 is positioned on one side, close to the air post-treatment section 2, of the air post-treatment section 2, an ion generator 21 is arranged in the air post-treatment section 2, a centrifugal fan 31 is arranged in the exhaust section 3, the centrifugal fan 31 is electrically connected with an external power supply, and an exhaust pipe 32, one end, far away from the air pretreatment section 1, of the air inlet pipe 4 is fixedly connected with a gas collecting hood 6 through a connecting pipe 5, the upper end of the gas collecting hood 6 is fixedly connected with an air outlet pipe 61, two ends of the connecting pipe 5 are fixedly connected with the air outlet pipe 61 and the air inlet pipe 4 respectively, and the gas collecting hood 6 is installed above a sewage pool.

In this embodiment: firstly, the sludge in the channel is treated by the sludge treatment technology, because part of the equipment and the water tank are exposed in the external environment when the sludge in the channel is treated, and part of the exposed equipment and the water tank can generate intolerable gas, a gas collecting hood 6 is added on the device to collect the gas, the gas is discharged through a gas outlet pipe 61 above the gas collecting hood 6 and enters an air pretreatment section 1 through a connecting pipe 5 and a gas inlet pipe 4, then the dust and impurities and the like are primarily filtered by a primary filter 11, the dust and the impurities are absorbed by a secondary filter 12 and then enter an air post-treatment section 2, an ion generator 21 arranged in the air post-treatment section 2 emits high-energy positive and negative ions, as shown in figure 3, the high-energy positive and negative ions can be contacted with organic volatile gas molecules VOC in the air, VOC molecular chemical bonds are opened, carbon dioxide and water are decomposed, and the decomposition effect is also on hydrogen sulfide and ammonia, the ion generator 21 emits ions to collide with dust particles and solid particles in the air, so that the charged particles generate polymerization, larger particles are formed and settled by the self gravity, the purification purpose is achieved, the emitted ions can also interact with indoor static electricity, peculiar smell and the like, meanwhile, the environment where bacteria exist in the air is effectively destroyed, the indoor bacteria concentration is reduced and completely eliminated, and then clean gas is discharged through the exhaust pipe 32 through the centrifugal fan 31.

In fig. 1: blast pipe 32 is located the up end of exhaust section 3, and blast pipe 32 top fixedly connected with flashing 33, blast pipe 32 install the up end at exhaust section 3 can not occupy horizontal space, can effectually prevent through flashing 33 that the rainwater from getting into inside blast pipe 32.

In fig. 2: intake pipe 4 keeps away from 1 one end fixedly connected with mounting flange 41 of air preliminary treatment section, outlet duct 61 upper end fixedly connected with

flange

62, 5 both ends of connecting pipe and mounting flange 41, flange 62 fixed connection, the shape of connecting pipe 5 is L shape, the shape of gas collecting channel 6 is trapezoidal, 6 bottoms of gas collecting channel are open structure, because gas collecting channel 6 needs to cover in pond or equipment top, the open structure of below makes the installation of gas collecting channel 6 more convenient this moment, trapezoidal gas collecting channel 6 is discharged through outlet duct 61 after gathering together gas, it is more convenient to make connecting pipe 5 connect through mounting flange 41 and flange 62.

The utility model discloses a theory of operation and use flow: firstly, the sludge in the channel is treated by the sludge treatment technology, because part of equipment and a water tank are exposed in the external environment when the sludge in the channel is treated, and part of the exposed equipment and the water tank can generate intolerable gas, a gas collecting hood 6 is added on the device to collect the gas, the gas is discharged through a gas outlet pipe 61 above the gas collecting hood 6 and enters an air pretreatment section 1 through a connecting pipe 5 and a gas inlet pipe 4, then the dust and impurities and the like are primarily filtered by a primary filter 11, the dust and the impurities are absorbed by a secondary filter 12 and then enter an air post-treatment section 2, an ion generator 21 arranged in the air post-treatment section 2 emits high-energy positive and negative ions which can contact with organic volatile gas molecules VOC in the air, open chemical bonds of the VOC molecules and decompose the VOC into carbon dioxide and water, and also have decomposition effects on hydrogen sulfide and ammonia, the ion generator 21 emits ions to collide with dust particles and solid particles in the air, so that the charged particles generate polymerization, larger particles are formed and settled by the self gravity, the purification purpose is achieved, the emitted ions can also interact with indoor static electricity, peculiar smell and the like, meanwhile, the environment where bacteria exist in the air is effectively destroyed, the indoor bacteria concentration is reduced and completely eliminated, and then clean gas is discharged through the exhaust pipe 32 through the centrifugal fan 31.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a ditch sludge treatment tail gas deodorizing device which characterized in that: the air post-treatment device comprises an air pretreatment section (1) and an air post-treatment section (2) arranged on one side of the air pretreatment section (1), wherein an exhaust section (3) is arranged on one side, far away from the air pretreatment section (1), of the air post-treatment section (2), and an air inlet pipe (4) for air inlet is arranged on one side, far away from the air post-treatment section (2), of the air pretreatment section (1);

a primary filter (11) and a secondary filter (12) are arranged in the air pretreatment section (1), the primary filter (11) is positioned on one side, close to the air inlet pipe (4), in the air pretreatment section (1), the secondary filter (12) is positioned on one side, close to the air post-treatment section (2), in the air pretreatment section (1), an ion generator (21) is arranged in the air post-treatment section (2), a centrifugal fan (31) is arranged in the exhaust section (3), the centrifugal fan (31) is electrically connected with an external power supply, and an exhaust pipe (32) communicated with the centrifugal fan (31) is arranged on the outer wall of the exhaust section (3);

the air inlet pipe (4) is far away from one end of the air pretreatment section (1) and is fixedly connected with a gas collecting hood (6) through a connecting pipe (5), an air outlet pipe (61) is fixedly connected to the upper end of the gas collecting hood (6), two ends of the connecting pipe (5) are fixedly connected with the air outlet pipe (61) and the air inlet pipe (4) respectively, and the gas collecting hood (6) is installed above a sewage pool.

2. The sewer sludge treatment tail gas deodorization device according to claim 1, which is characterized in that: the exhaust pipe (32) is located on the upper end face of the exhaust section (3).

3. The sewer sludge treatment tail gas deodorization device according to claim 1, which is characterized in that: the top end of the exhaust pipe (32) is fixedly connected with a rain-proof plate (33).

4. The sewer sludge treatment tail gas deodorization device according to claim 1, which is characterized in that: the air inlet pipe (4) is far away from one end of the air pretreatment section (1) is fixedly connected with a fixing flange (41), the upper end of the air outlet pipe (61) is fixedly connected with a connecting flange (62), and two ends of the connecting pipe (5) are fixedly connected with the fixing flange (41) and the connecting flange (62).

5. The sewer sludge treatment tail gas deodorization device according to claim 1, which is characterized in that: the connecting pipe (5) is L-shaped.

6. The sewer sludge treatment tail gas deodorization device according to claim 1, which is characterized in that: the shape of the gas-collecting hood (6) is trapezoid, and the bottom end of the gas-collecting hood (6) is of an open structure.