CN209392938U - Exhaust gas pretreatment system - Google Patents
Exhaust gas pretreatment system Download PDFInfo
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- CN209392938U CN209392938U CN201821598333.9U CN201821598333U CN209392938U CN 209392938 U CN209392938 U CN 209392938U CN 201821598333 U CN201821598333 U CN 201821598333U CN 209392938 U CN209392938 U CN 209392938U
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- exhaust gas
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Abstract
The utility model relates to a kind of exhaust gas pretreatment systems, including mixing arrangement, dust-extraction unit, screening plant, storage bin, mixing arrangement includes mixing drum, disperser is provided in mixing drum, dust-extraction unit includes dedusting cylinder, filter is provided in dedusting cylinder, the air inlet of dedusting cylinder is connected with the gas outlet of mixing drum, screening plant includes screening cylinder, sifter is set in sifting barrel body, sieve the feed inlet and mixing drum of cylinder, the discharge port of dedusting cylinder is connected, the feed inlet of storage bin is connected with the discharge port of screening cylinder, the discharge port of storage bin is connected with disperser.The utility model purifing efficiency is high, and the damage for deduster is low, and without frequently replacement filter, overall operation cost is reduced；The increase of humidity after the generation and processing of waste water is avoided, mixed powder is from a wealth of sources, and the powder after screening is recycled, and improves the utilization rate of powder, reduces the consumption of powder.
Description
Technical field
The utility model relates to exhaust-gas treatment fields, applied to manufacturing industry, the painting of metal product, machinery and equipment repair industry
Exhaust-gas treatment is filled, is related to a kind of exhaust treatment system, more particularly to a kind of dry type exhaust treatment system.
Background technique
The exhaust gas of paint industry paint spray booth discharge contains coating cloud, particulate matter, organic matter, for the purification effect for guaranteeing organic matter
The service life of fruit, equipment and consumptive material need to pre-process coating cloud contained therein and particulate matter before purifying organic.Existing rank
The common processing mode of section are as follows: wet treatment system, dry treatment system.
The cleaning equipment that wet treatment system includes has: water-screen cabinet, eddy flow tower, spray column.Which, which can cross part, sprays
The coating cloud and particulate matter of generation remove, and advantage is: low cost, it is easy to operate, without fire risk；Disadvantage is: purification efficiency
It is not high, can generate a large amount of waste water, pretreated gas humidity it is larger be unfavorable for back segment purification, tower body be easy blocking.
The cleaning equipment that dry treatment system includes has: dry filter.Which can be by most of paint crossing spray and generating
Mist and particulate matter removal, advantage is: purification efficiency is high, will not generate waste water, pretreated gas humidity is lower be conducive to after
Section purification.Disadvantage is: the easy blocking of fillter sections at different levels, filter replacement frequency is big, operating cost is higher.
Summary of the invention
The purpose of the utility model is to provide a kind of exhaust gas pretreatment system, it can be effectively treated in coating process and be sprayed because crossing
The coating cloud and particulate matter of generation, improve purification efficiency, avoid the generation of waste water, the increase of humidity, the frequent replacement of consumptive material.
In order to achieve the above objectives, the technical solution adopted in the utility model is:
A kind of exhaust gas pretreatment system, comprising:
Mixing arrangement, the mixing arrangement include mixing drum, and the mixing drum has exhaust gas entrance, described
The disperser for spraying mixed powder is provided in mixing drum,
Dust-extraction unit, the dust-extraction unit include dedusting cylinder, and the dedusting cylinder has waste gas outlet, described
Filter is provided in dedusting cylinder, the air inlet of the dedusting cylinder is connected with the gas outlet of the mixing drum,
Screening plant, the screening plant include screening cylinder, are provided in the sifting barrel body for screening
The sifter of grain object, the feed inlet of the screening cylinder are connected with the discharge port of the mixing drum, dedusting cylinder,
Storage bin, the feed inlet of the storage bin are connected with the discharge port of the screening cylinder, the storing
The discharge port in storehouse is connected with the disperser.
Preferably, the exhaust gas pretreatment system further includes conveyer, and the mixing is arranged in the conveyer
Between the discharge port of cylinder, the discharge port of the dedusting cylinder and the feed inlet of the described screening cylinder, the sifting barrel
Between the discharge port of body and the feed inlet of the storage bin, between the discharge port of the storage bin and the disperser.
Preferably, the screening plant, storage bin respectively further comprise silo roof formula deduster, the screening cylinder into
Material mouth is connected with the silo roof formula deduster, and the silo roof formula deduster is connected with the screening inner barrel；
The feed inlet of the storage bin is connected with the silo roof formula deduster, the silo roof formula deduster and the storing
It is connected inside storehouse.
Preferably, the exhaust gas pretreatment system further includes powder supply member, the powder supply member and institute
The feed inlet for the storage bin stated is connected.
Preferably, the powder is pulverized limestone.
Preferably, the exhaust gas entrance of the mixing drum is located at the lower section of the disperser；The mixing drum
Gas outlet be located at the top of the top of the disperser, the mixing drum；The discharge port position of the mixing drum
In its bottom.
Preferably, the air inlet of the dedusting cylinder is located at the lower section of the filter；The dedusting cylinder
Waste gas outlet is located at the top of the top of the filter, the dedusting cylinder；The discharge port position of the dedusting cylinder
In its bottom.
Preferably, the feed inlet of the screening cylinder is located at the top of the sifter；The screening cylinder
Discharge port is located at the bottom of the lower section of the sifter, the screening cylinder；The sifter has discharge gate.
Preferably, the feed inlet of the storage bin is positioned above；The discharge port of the storage bin is located at its bottom.
Preferably, the discharge port of the mixing drum, dedusting cylinder, screening cylinder and storage bin is provided with discharging
Valve.
Since above-mentioned technical proposal is used, the utility model has the advantage that compared with prior art
The utility model wraps up the sticking coating cloud that spray generation is crossed in coating process and particulate matter by pulverized limestone, turns
Larger particle, the inviscid particulate matter, more conducively purified treatment become, purification efficiency are higher；Damage drop for deduster
Low, without frequently replacement filter, overall operation cost is reduced；
The utility model belongs to dry treatment system, avoids the increase of humidity after the generation and processing of waste water, mixing
Powder is from a wealth of sources, at low cost, and the powder after screening is recycled, and substantially increases the utilization rate of powder, reduces powder
Consumption.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram in the present embodiment.
Wherein: 1, mixing drum；10, exhaust gas entrance；11, gas outlet；12, discharge port；13, disperser；2, dedusting cylinder；
20, air inlet；21, waste gas outlet；22, discharge port；23, filter；3, cylinder is sieved；30, feed inlet；31, discharge port；32,
Sifter；320, discharge gate；33, silo roof formula deduster；4, storage bin；40, feed inlet；41, discharge port；42, silo roof formula dedusting
Device；5, powder supply member；6, conveyer；7, paint spray booth is painted.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments:
A kind of exhaust gas pretreatment system as shown in Figure 1, including mixing arrangement, dust-extraction unit, screening plant, storage bin.
Wherein:
Mixing arrangement includes mixing drum 1, and mixing drum 1 has exhaust gas entrance 10, gas outlet 11, discharge port 12, mixing
The disperser 13 for spraying mixing pulverized limestone powder is provided in cylinder 1.The exhaust gas entrance 10 of mixing drum 1 is located at disperser
The entrance that 13 lower section forms pretreatment system is connected with paint paint spray booth 7；The gas outlet 11 of mixing drum 1 is located at disperser
13 top, mixing drum 1 top；The discharge port 12 of mixing drum 1 is located at its bottom.
Dust-extraction unit includes dedusting cylinder 2, and dedusting cylinder 2 has air inlet 20, waste gas outlet 21, discharge port 22, dedusting
Filter 23 is provided in cylinder 2, filter 23 can be selected such as filter bag.The air inlet 20 of dedusting cylinder 2 is located at filtering
The lower section of device 23；The waste gas outlet 21 of dedusting cylinder 1 is located at the top of filter 23, pretreatment is formed on the top of dedusting cylinder 2
The outlet of system is connected with after-purification equipment；The discharge port 22 of dedusting cylinder 1 is located at its bottom, the air inlet of dedusting cylinder 1
Mouth 20 is connected with the gas outlet 11 of 1 body of mixing drum.
Screening plant includes screening cylinder 3, and screening cylinder 3 has feed inlet 30, discharge port 31, setting in screening cylinder 3
There is the sifter 32 for sieving granular, sifter 32 has discharge gate 320.The feed inlet 30 for sieving cylinder 3 is located at screening
The top of device 32；The discharge port 31 of screening cylinder 3 is located at the lower section of sifter 32, sieves the bottom of cylinder 1, screening cylinder 3
Feed inlet 30 is connected with the discharge port 12,22 of mixing drum 1, dedusting cylinder 2.
Storage bin 4 has feed inlet 40, discharge port 41, and the feed inlet 40 of storage bin 4 is positioned above；Storage bin 4 unloads
Material mouth 41 is located at its bottom.The feed inlet 40 of storage bin 4 is connected with the discharge port 31 of screening cylinder 3, the discharge port of storage bin 4
41 are connected with disperser 13.The feed inlet 40 of storage bin 4 is communicated with powder supply member 5, provides pulverized limestone into storage bin 4
Raw material.
In the present embodiment: screening plant, storage bin 4 respectively further comprise silo roof formula deduster 33,42, screening cylinder 3
Feed inlet 30 is connected with silo roof formula deduster 33, is connected inside silo roof formula deduster 33 and screening cylinder 1；Storage bin 4
Feed inlet 40 is connected with silo roof formula deduster 42, is connected inside silo roof formula deduster 42 and storage bin 4.
Exhaust gas pretreatment system further includes conveyer 6, and conveyer 6 can be using such as auger conveyor.Conveyer 6 is set
It sets between the discharge port 12 of mixing drum 1, the discharge port 22 of dedusting cylinder 2 and the feed inlet 30 for sieving cylinder 3, screening cylinder
Between 3 discharge port 31 and the feed inlet 40 of storage bin 4, between the discharge port 41 and disperser 13 of storage bin 4.
In addition, the setting of discharge port 12,22,31,41 of mixing drum 1, dedusting cylinder 2, screening cylinder 3 and storage bin 1
There is discharge valve, for controlling discharging.
The exhaust gas of the generation of paint spray booth 7 is painted under the action of system fan, through pipeline to mixing arrangement, in mixing drum
In body 1, exhaust gas enters into and up flowing by exhaust gas entrance 10, and the pulverized limestone powder of certain partial size is entered internally by disperser 13
Diffusion, exhaust gas and pulverized limestone come into full contact in mixing drum 1, and coating cloud drop and particulate matter therein and pulverized limestone are binded one
It rises, pulverized limestone is wrapped in coating cloud surface, forms larger particle, inviscid particulate matter, part of particulate matter and pulverized limestone exist
1 bottom of mixing drum is fallen under the action of self gravity, is discharged by discharge port 12, and screening plant is sent by conveyer 6, it is remaining
Part is discharged by gas outlet 11 together with exhaust gas, enters dust-extraction unit through pipeline.
In dedusting cylinder 2, exhaust gas enters into and up flowing by air inlet 20, filters through filter 23, without coating cloud and
The exhaust gas of particulate matter is discharged by waste gas outlet 21, into after-purification equipment, removes wherein remaining organic matter, 23 surface of filter
The particulate matter of attachment drops down onto 2 bottom of dedusting cylinder, is discharged through discharge port 22 under the action of deashing device, and is sent by conveyer 6
Enter screening plant.
In screening cylinder 3, particulate matter is entered by feed inlet 30, and when entrance, caused exhaust was by 33 mistake of silo roof formula deduster
It is discharged after filter, particulate matter enters in screening cylinder 3, and the screened device 32 of particulate matter sieves, and the biggish particulate matter of partial size is through discharge gate
320 discharges transport processing center processing to after compacting, the lesser particulate matter of partial size enters screening 3 bottom of cylinder, by 31 row of discharge port
Out, and by conveyer 6 it is sent into storage bin 4, is recycled.
New lime powder raw material is entered by the feed inlet 40 of storage bin 4, the caused exhaust of when entrance by silo roof formula deduster,
It is discharged after 42 filterings, particulate matter enters in storage bin 4, and pulverized limestone powder is discharged by 4 bottom discharge openings 41 of storage bin, through conveyer
6 are delivered to the disperser 13 of mixing arrangement 1.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of exhaust gas pretreatment system, it is characterised in that: include:
Mixing arrangement, the mixing arrangement include mixing drum, and the mixing drum has exhaust gas entrance, the mixing
The disperser for spraying mixed powder is provided in cylinder,
Dust-extraction unit, the dust-extraction unit include dedusting cylinder, and the dedusting cylinder has waste gas outlet, the dedusting
Filter is provided in cylinder, the air inlet of the dedusting cylinder is connected with the gas outlet of the mixing drum,
Screening plant, the screening plant include screening cylinder, are provided in the sifting barrel body for sieving granular
Sifter, the feed inlet of the screening cylinder is connected with the discharge port of the mixing drum, dedusting cylinder,
Storage bin, the feed inlet of the storage bin are connected with the discharge port of the screening cylinder, the storage bin
Discharge port is connected with the disperser.
2. exhaust gas pretreatment system according to claim 1, it is characterised in that: the exhaust gas pretreatment system further includes
Conveyer, the conveyer be arranged in the discharge port of the mixing drum, the dedusting cylinder discharge port with it is described
Screening cylinder feed inlet between, between the discharge port of the described screening cylinder and the feed inlet of the storage bin, it is described
Storage bin discharge port and the disperser between.
3. exhaust gas pretreatment system according to claim 1, it is characterised in that: the screening plant, storage bin also divide
Not Bao Kuo silo roof formula deduster, the feed inlet of the screening cylinder is connected with the silo roof formula deduster, the storehouse
Top formula deduster is connected with the screening inner barrel；The feed inlet of the storage bin and the silo roof formula deduster
It is connected, is connected inside the silo roof formula deduster and the storage bin.
4. exhaust gas pretreatment system according to claim 1, it is characterised in that: the exhaust gas pretreatment system further includes
Powder supply member, the powder supply member are connected with the feed inlet of the storage bin.
5. exhaust gas pretreatment system according to claim 1 or 4, it is characterised in that: the powder is pulverized limestone.
6. exhaust gas pretreatment system according to claim 1, it is characterised in that: the exhaust gas entrance position of the mixing drum
In the lower section of the disperser；The gas outlet of the mixing drum is located at the top of the disperser, the mixing
The top of cylinder；The discharge port of the mixing drum is located at its bottom.
7. exhaust gas pretreatment system according to claim 1, it is characterised in that: the air inlet of the dedusting cylinder is located at
The lower section of the filter；The waste gas outlet of the dedusting cylinder is located at the top of the filter, the dedusting
The top of cylinder；The discharge port of the dedusting cylinder is located at its bottom.
8. exhaust gas pretreatment system according to claim 1, it is characterised in that: the feed inlet of the screening cylinder is located at
The top of the sifter；The discharge port of the screening cylinder is located at the lower section of the sifter, the sifting barrel
The bottom of body；The sifter has discharge gate.
9. exhaust gas pretreatment system according to claim 1, it is characterised in that: the feed inlet of the storage bin is located at it
Top；The discharge port of the storage bin is located at its bottom.
10. exhaust gas pretreatment system according to claim 1, it is characterised in that: the mixing drum, dedusting cylinder,
The discharge port of screening cylinder and storage bin is provided with discharge valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821598333.9U CN209392938U (en) | 2018-09-29 | 2018-09-29 | Exhaust gas pretreatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821598333.9U CN209392938U (en) | 2018-09-29 | 2018-09-29 | Exhaust gas pretreatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209392938U true CN209392938U (en) | 2019-09-17 |
Family
ID=67877080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821598333.9U Active CN209392938U (en) | 2018-09-29 | 2018-09-29 | Exhaust gas pretreatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209392938U (en) |
-
2018
- 2018-09-29 CN CN201821598333.9U patent/CN209392938U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215000 No. 58, Jinrui Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou Shijing Technology Co.,Ltd. Address before: 215137 4th floor, 82 Jincheng Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU SHIJING ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |