CN209934461U - Environment-friendly treatment device suitable for offset printing waste gas of printing enterprises - Google Patents
Environment-friendly treatment device suitable for offset printing waste gas of printing enterprises Download PDFInfo
- Publication number
- CN209934461U CN209934461U CN201920193382.2U CN201920193382U CN209934461U CN 209934461 U CN209934461 U CN 209934461U CN 201920193382 U CN201920193382 U CN 201920193382U CN 209934461 U CN209934461 U CN 209934461U
- Authority
- CN
- China
- Prior art keywords
- absorption tower
- spray absorption
- spray
- waste gas
- pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses an environment-friendly treatment device suitable for offset printing waste gas of printing enterprises, which comprises a spray absorption tower, a filler, a spray system, a water baffle, a fan, a biological filter and an exhaust chimney; the spray absorption tower is characterized in that an air inlet pipeline is connected to an air inlet at the lower part of the spray absorption tower, an air outlet pipeline is connected to an air outlet at the top part of the spray absorption tower, a fan is installed on the air inlet pipeline, the spray absorption tower is communicated with the biological filter through the air outlet pipeline, an exhaust chimney is installed on an air outlet of the biological filter, the packing is filled in the spray absorption tower, a water baffle is installed in the spray absorption tower and located above the packing, and an inlet and an outlet of a spray system are respectively connected with the lower part and the upper part of the spray absorption tower. Because the utility model discloses utilize water to spray absorption + biofilm carrier to handle waste gas, after the processing, the clearance of non-methane total hydrocarbon reaches 50-60%, has advantages such as treatment process is advanced, the treatment effect is good, the working costs is low, equipment fault rate is low, the maintenance is convenient.
Description
Technical Field
The utility model relates to a waste gas treatment equipment especially relates to an environmental protection processing apparatus who is suitable for the offset printing waste gas of printing enterprise.
Background
At present, the environment is protected, the environment-friendly sustainable development is realized, and the method becomes the obligation and obligation which each enterprise must bear and is also the inevitable choice of development. Volatile organic waste gases (VOCs) can be generated in the production process of the printing industry, offset printing process waste gases of printing enterprises have the characteristics of low concentration and large gas quantity, the concentration of non-methane total hydrocarbons in general waste gases is about 100mg/m3, certain peculiar smell exists, effective treatment is required, and the waste gases are ensured to be discharged after reaching the standard.
Disclosure of Invention
An object of the utility model is to provide an environmental protection processing apparatus that is suitable for printing enterprise's offset printing waste gas that the treatment effect is good, the working costs is low, can realize that waste gas discharge to reach standard.
In order to achieve the above object, the technical solution of the present invention is:
the utility model relates to an environment-friendly treatment device suitable for offset printing waste gas of printing enterprises, which comprises a spray absorption tower, a filler, a spray system, a water baffle (water-gas separation device), a fan, a biological filter and an exhaust chimney; the lower part of the spray absorption tower is provided with an air inlet, the air inlet is connected with an air inlet pipeline, the top of the spray absorption tower is provided with an air outlet, the air outlet is connected with an air outlet pipeline, the air inlet pipeline is provided with a fan, the spray absorption tower is communicated with the biological filter through the air outlet pipeline, and an exhaust chimney is arranged on an air outlet of the biological filter; the packing is filled in the spray absorption tower, the water baffle is arranged in the spray absorption tower and is positioned above the packing, the inlet of the spraying system is connected with the lower part of the spray absorption tower, and the outlet of the spraying system extends into the upper part of the spray absorption tower and is positioned between the water baffle and the packing.
The spraying system comprises a circulating pump, a distribution vertical pipe, a plurality of spraying branch pipes and a plurality of nozzles; the upper end of the distribution vertical pipe is respectively connected with the plurality of nozzles through the plurality of spraying branch pipes, the upper end of the distribution vertical pipe extends into the upper part of the spraying absorption tower, the plurality of nozzles extend into the spraying absorption tower and are positioned between the water baffle and the filler, and outlets of the plurality of nozzles face the filler and spray water to the filler; the lower end of the distribution vertical pipe extends into the lower part of the spray absorption tower and is connected with a water collecting tray in the spray absorption tower.
The water collecting tray in the spraying absorption tower is externally connected with a water source, a valve is arranged on a pipeline of the externally connected water source, a water outlet is formed in the bottom of the spraying absorption tower, and a drainage pipeline is connected to the water outlet.
The biological filter is provided with a detection port, and a cover plate is buckled on the detection port.
And an airflow guide clapboard is arranged in the biological filter.
The utility model also comprises a plant liquid container and a plant liquid pump; the plant liquid container is connected with the bottom of the spray absorption tower through a plant liquid conveying pipeline, and a plant liquid pump is installed on the plant liquid conveying pipeline.
After the scheme is adopted, because the utility model discloses a spray absorption tower, filler, spraying system, breakwater (water gas separator), fan, biological filter, exhaust stack utilize water to spray absorption + biofilm carrier to handle waste gas, through handling the back, the clearance of non-methane total hydrocarbon reaches 50-60%. The utility model has the advantages of advanced treatment process, good treatment effect, moderate investment, low operating cost, low equipment failure rate, convenient maintenance and the like, is particularly suitable for the characteristics of low concentration and large air volume of offset printing waste gas of printing enterprises, and has reasonable economy and reliable operation.
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a process diagram of the present invention.
Detailed Description
As shown in fig. 1 and 2, the utility model relates to an environmental protection processing unit suitable for offset printing waste gas of printing enterprises, which comprises a spray absorption tower 1, a filler 2, a spray system 3, a water baffle (water-gas separation device) 4, a fan 5, a biological filter 6, an exhaust chimney 7, a plant liquid container 8 and a plant liquid pump 9.
The spray absorption tower 1 lower part seted up the air intake, and be connected with air inlet pipeline 11 on this air intake, the air outlet has been seted up at the top of spray absorption tower 1, and is connected with air-out pipeline 12 on this air outlet, the water-collecting tray 13 in the spray absorption tower 1 passes through inlet channel 14 external water source and is equipped with valve 10 on the pipeline of external water source, the bottom of spray absorption tower 1 is equipped with the outlet and is connected with drainage pipe 15 on the outlet.
A fan 5 is arranged on an air inlet pipeline 11 of the spray absorption tower 1, the spray absorption tower 1 is communicated with the biological filter 6 through an air outlet pipeline 12, and an exhaust chimney 7 is arranged on an air outlet of the biological filter 6. The plant liquid container 8 is connected with the bottom of the spray absorption tower 1 through a plant liquid conveying pipeline 81, and a plant liquid pump 9 is installed on the plant liquid conveying pipeline 81.
The packing 2 is filled in the spray absorption tower 1, the water baffle 4 is arranged in the spray absorption tower 1 and is positioned above the packing 2, the inlet of the spraying system 3 is connected with the lower part of the spray absorption tower 1, and the outlet of the spraying system 3 extends into the upper part of the spray absorption tower 1 and is positioned between the water baffle 4 and the packing 2.
The spraying system 3 comprises a circulating pump 31, a distribution vertical pipe 32, a plurality of spraying branch pipes 33 and a plurality of nozzles 34; the upper end of the distribution vertical pipe 32 is respectively connected with a plurality of nozzles 34 through a plurality of spraying branch pipes 33, and the outlets of the plurality of nozzles 34 face to the filler 2 and spray water to the filler 2; the upper end of the distribution vertical pipe 32 extends into the upper part of the spray absorption tower 1, and a plurality of nozzles 34 extend into the spray absorption tower 1 and are positioned between the water baffle 4 and the filler 2; the lower end of the distribution vertical pipe 32 extends into the lower part of the spray absorption tower 1 and is connected with the water collecting tray 13 in the spray absorption tower 1.
The biological filter 6 is provided with a detection port 61, and a cover plate 62 is buckled on the detection port 61. An airflow guide clapboard is arranged inside the biological filter 6.
In this embodiment, the specific structure and function of each component are as follows:
1. the tower body of the spray absorption tower 1 is cylindrical, the diameter is 3500mm, the height is 5000mm, the main body is made of S304 stainless steel with the thickness of 5mm, the tower body of the spray absorption tower needs to bear the weight of the spray absorption tower and the solution, and the spray absorption tower has higher tensile strength and compressive strength. The high-strength anti-aging and anti-corrosion roof tile is required to have good anti-aging and anti-corrosion performance when operating outdoors for a long time, and must have the strength of resisting strong typhoon attack by considering the roof tile installation in a local area.
2. The packing 2 is arranged in a spraying area of the spraying absorption tower 1, and the waste gas is uniformly distributed to the cross section of the whole absorption tower through a tower body of the spraying absorption tower 1. The filler 2 is mainly used as an air distribution device, and the waste gas is fully contacted with the cleaning solution in the liquid film area of the tray. Two layers of fillers are arranged in the tower to ensure the gas-liquid mixing, washing and absorbing effects.
3. The spraying system 3 is provided with two circulating pumps 31, one is used and the other is standby, and a hollow spiral cone nozzle 34 is arranged on a spraying layer. The spraying liquid in the slurry pool is sent to a nozzle 34 by a slurry circulating pump 31 through a spraying pipe group, is atomized into very fine liquid drops to be sprayed into the tower, and the contact exchange area with gas is increased
4. The water baffle 4 is used as a demisting device for separating liquid drops carried by the waste gas and is arranged at the rear part of the last spraying system 3 of the spraying absorption tower 1.
5. The draught fan 5 has the air induction rate of 50000m3/h, the wind pressure of 1500Pa, the motor power of 37Kw, and is provided with a frequency converter, so that the wind speed is adjustable.
6. The outer shell of the biological filter 6 is made of ultraviolet-resistant glass fiber reinforced plastic, and has a cuboid shape and a size of about 3000 multiplied by 2000 multiplied by 8000 mm. The inside is a gas distribution system and a filter bed supporting frame. 2 substrates of biological filler are taken from selected original ecological trees, and have good structural stability and air permeability, and the microorganism species that allow to grow is abundant, and the adsorptivity is good, and the structure is even, and the void fraction is big, has big specific surface area, can guarantee that the deodorization system is through long-time operation back, and the pressure loss of device remains unchanged basically.
The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made within the scope of the claims and the specification should be considered within the scope of the present invention.
Claims (6)
1. The utility model provides an environmental protection processing apparatus that is suitable for printing enterprise's offset printing waste gas which characterized in that: comprises a spray absorption tower, a filler, a spray system, a water baffle, a fan, a biological filter and an exhaust chimney; the lower part of the spray absorption tower is provided with an air inlet, the air inlet is connected with an air inlet pipeline, the top of the spray absorption tower is provided with an air outlet, the air outlet is connected with an air outlet pipeline, the air inlet pipeline is provided with a fan, the spray absorption tower is communicated with the biological filter through the air outlet pipeline, and an exhaust chimney is arranged on an air outlet of the biological filter; the packing is filled in the spray absorption tower, the water baffle is arranged in the spray absorption tower and is positioned above the packing, the inlet of the spraying system is connected with the lower part of the spray absorption tower, and the outlet of the spraying system extends into the upper part of the spray absorption tower and is positioned between the water baffle and the packing.
2. The environmental protection device for waste gas from offset printing of printing enterprise according to claim 1, wherein: the spraying system comprises a circulating pump, a distribution vertical pipe, a plurality of spraying branch pipes and a plurality of nozzles; the upper end of the distribution vertical pipe is respectively connected with the plurality of nozzles through the plurality of spraying branch pipes, the upper end of the distribution vertical pipe extends into the upper part of the spraying absorption tower, the plurality of nozzles extend into the spraying absorption tower and are positioned between the water baffle and the filler, and outlets of the plurality of nozzles face the filler and spray water to the filler; the lower end of the distribution vertical pipe extends into the lower part of the spray absorption tower and is connected with a water collecting tray in the spray absorption tower.
3. The environmental protection device for waste gas from offset printing of printing enterprise according to claim 2, wherein: the water collecting tray in the spraying absorption tower is externally connected with a water source, a valve is arranged on a pipeline of the externally connected water source, a water outlet is formed in the bottom of the spraying absorption tower, and a drainage pipeline is connected to the water outlet.
4. The environmental protection device for waste gas from offset printing of printing enterprise according to claim 1, wherein: the biological filter is provided with a detection port, and a cover plate is buckled on the detection port.
5. The environmental protection device for waste gas from offset printing of printing enterprise according to claim 1, wherein: the device also comprises a plant liquid container and a plant liquid pump; the plant liquid container is connected with the bottom of the spray absorption tower through a plant liquid conveying pipeline, and a plant liquid pump is installed on the plant liquid conveying pipeline.
6. The environmental protection device for waste gas from offset printing of printing enterprise according to claim 1, wherein: and an airflow guide clapboard is arranged in the biological filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920193382.2U CN209934461U (en) | 2019-02-13 | 2019-02-13 | Environment-friendly treatment device suitable for offset printing waste gas of printing enterprises |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920193382.2U CN209934461U (en) | 2019-02-13 | 2019-02-13 | Environment-friendly treatment device suitable for offset printing waste gas of printing enterprises |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209934461U true CN209934461U (en) | 2020-01-14 |
Family
ID=69122175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920193382.2U Active CN209934461U (en) | 2019-02-13 | 2019-02-13 | Environment-friendly treatment device suitable for offset printing waste gas of printing enterprises |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209934461U (en) |
-
2019
- 2019-02-13 CN CN201920193382.2U patent/CN209934461U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204816203U (en) | A acid mist purification tower for handling acid gas | |
| CN212757801U (en) | Gas circulation treatment glass steel washing tower | |
| CN103801191B (en) | The equipment of biofiltration process foul smell and organic pollution | |
| CN207153446U (en) | A kind of enamelling machine waste gas spray purification device | |
| CN2665110Y (en) | Urban domestic refuse sanitation burying landfill leachate ammonia nitrogen removing apparatus | |
| CN209934461U (en) | Environment-friendly treatment device suitable for offset printing waste gas of printing enterprises | |
| CN201189446Y (en) | Chlorine absorption device | |
| CN205598924U (en) | Novel industrial waste gas multi -stage purification device | |
| CN202955703U (en) | Energy-saving environment-friendly refuse incinerator | |
| CN208771185U (en) | A kind of environment-friendly type soda acid exhaust gas washing tower with multiple purifying function | |
| CN205461706U (en) | Take exhaust treatment device of waste heat recovery function | |
| CN212246742U (en) | Municipal sludge drying and deodorizing system | |
| CN212855085U (en) | Organic waste gas and stink waste gas treatment device | |
| CN204251466U (en) | Sewage work's odor purification and aeration association system | |
| CN209865732U (en) | Waste gas treatment device | |
| CN203694883U (en) | Recycling system for absorption liquid | |
| CN201482381U (en) | Centrifugal wet dust separator | |
| CN208727126U (en) | A kind of alcohol ethers and aromatic solvent VOCs treatment system | |
| CN201381308Y (en) | Purifying and recycling device of gas mixture generated by processing sludge by means of dry distillation | |
| CN204952630U (en) | Exhaust -gas treatment of mill equipment | |
| CN106268286B (en) | Gaseous biofiltration processing system of municipal refuse landfill | |
| CN221397447U (en) | Wastewater treatment ware with gaseous purification performance | |
| CN220609824U (en) | A biological purification tower for purifying gas | |
| CN104671505A (en) | Paint mist collection and decomposition integrated water curtain machine | |
| CN213865839U (en) | Environment-friendly leachate treatment equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |