CN206631383U - A kind of pre-filtration system - Google Patents
A kind of pre-filtration system Download PDFInfo
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- CN206631383U CN206631383U CN201720395306.0U CN201720395306U CN206631383U CN 206631383 U CN206631383 U CN 206631383U CN 201720395306 U CN201720395306 U CN 201720395306U CN 206631383 U CN206631383 U CN 206631383U
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- waste gas
- removal device
- shell
- cool
- filtration system
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Abstract
The utility model discloses a kind of pre-filtration system, it is characterised in that including the waste gas suction apparatus being sequentially connected, bulky grain removal device, paints removal device, cool-down dehumidification device, waits wet heat riser, micronic dust removal device and purification exhaust extractor.The utility model first filters out large granular impurity in waste gas; and removed in waste gas and painted by micro- vaporific aqueous vapor; waste gas passes through cool-down dehumidification device afterwards; that realizes waste gas subtracts enthalpy drop temperature dehumidification process; moisture in waste gas is reduced; the wet heat riser such as waste gas process afterwards; reheating is realized to the waste gas after cooling; for etc. wet temperature-rise period, now absolute humidity is constant in waste gas, relative humidity reduce; micronic dust in exhaust gas constituents is reduced for protection concentration runner; setting micronic dust removal device, after waste gas passes through, 0.5 μm of dust control efficiency reaches more than 95%.
Description
Technical field
The utility model belongs to the purification techniques in air treating field, the pre- mistake being related in VOCs waste gas pollution control and treatment system and devices
Filter system.
Background technology
In industries such as application, printing, pharmacy, the VOCs waste gas of discharge generally has the characteristics of Wind Volume, low concentration, adopted more
Method is handled with the complex art of concentration runner absorption and RTO (RCO) burnings.Into the waste gas humiture of concentration runner and clean
Cleanliness is short most important to the efficiency and long lifespan of runner.
The industry VOCs waste gas such as application, pharmacy has high humidity (relative humidity more than 95%), and impurity is more, the big spy of viscosity
Point.And the waste gas optimum temperature that concentration runner requires to enter is not higher than 40 DEG C, humidity 70%~80%.Prior art is using dry
Introduce concentration runner system after formula filter method (be mostly level Four filtering) purification waste gas, filter it is dirty it is stifled it is fast, consumption is big, operation
Cost is high, brings secondary pollution, while can not solve the problems, such as waste gas high humility.
Utility model content
According to technical problem set forth above, and provide a kind of pre-filtration system.The technological means that the utility model uses
It is as follows：
A kind of pre-filtration system, including the waste gas suction apparatus being sequentially connected, bulky grain removal device, paint remove dress
Put, cool-down dehumidification device, wait wet heat riser, micronic dust removal device and purification exhaust extractor；
The bulky grain removal device includes the metal mistake that multiple axis directions along the bulky grain removal device arrange
Filter screen, the lower section of the metal filter screen are provided with static board；
The paint removal device has cylindrical shell, and the axis of the shell is parallel with exhaust gas flow direction, described
The inwall of shell is provided with multiple axis using shell blast tube evenly distributed as axle, the bearing of trend of the blast tube and
The diameter parallel of the shell, the blast tube are provided with the atomizer that multiple nozzle directions point to the axis of the shell,
The shell is provided with drainpipe, and the other end of the drainpipe is connected with a water tank, and one end of the blast tube passes through water pump
It is connected with the water tank, the end of the shell is additionally provided with wet film plate of material, and flue gas enters the drop after wet film plate of material
Warm dehydrating unit, double action of the wet film plate of material with moisture in absorption waste gas and the aqueous vapor after stop atomization；
Surface-cooler is provided with the cool-down dehumidification device, the surface-cooler has coolant pipeline, described cold
But the outer wall of liquid pipeline is provided with cooling fins, and the lower section of the cool-down dehumidification device is provided with for cold on the cooling fins
The condensed water comb of condensate discharge, waste gas reach the surface-cooler, are cooled down by temperature, large quantity of moisture condensed from waste gas and
Go out, the lower section of the cool-down dehumidification device is flowed to along the cooling fins surface, discharged through the condensed water comb；
Surface heater is provided with the wet heat riser such as described, the surface heater has heating air pipe line, described
The outer wall of heating air pipe line, which is provided with, heats fin, and the heat in hot-air is used to heat waste gas, reduces waste gas relative humidity.
The micronic dust removal device includes multiple bag filters.
The cooling fins are hydrophilic film aluminum fin-stock.
Axis of the nozzle direction of the atomizer perpendicular to the shell.
The utility model first filters out large granular impurity in waste gas, and is removed in waste gas and painted by micro- vaporific aqueous vapor, it
Waste gas passes through cool-down dehumidification device afterwards, and that realizes waste gas subtracts enthalpy drop temperature dehumidification process, and the moisture in waste gas is reduced, and is given up afterwards
Gas by etc. wet heat riser, reheating is realized to the waste gas after cooling, for etc. wet temperature-rise period, now in waste gas definitely it is wet
Constant, relative humidity reduction is spent, micronic dust in exhaust gas constituents is reduced for protection concentration runner, micronic dust removal device, waste gas warp are set
Later, 0.5 μm of dust control efficiency reaches more than 95%.
The present invention can be widely popularized in fields such as the purification techniques of air treating for the foregoing reasons.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is done simply to introduce in description of the prior art, it should be apparent that, drawings in the following description are
Some embodiments of the utility model, for those of ordinary skill in the art, do not paying the premise of creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of connection diagram of pre-filtration system in specific embodiment of the present utility model.
Fig. 2 is the internal structure schematic diagram of bulky grain removal device in specific embodiment of the present utility model.
Fig. 3 is the structural representation of blast tube in specific embodiment of the present utility model.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
As shown in figure 1, a kind of pre-filtration system, including the waste gas suction apparatus 1 being sequentially connected by pipeline 8, bulky grain
Removal device 2, removal device 3 is painted, cool-down dehumidification device 4, waits wet heat riser 5, micronic dust removal device 6 and purification waste gas row
Go out device 7；
The bulky grain removal device 2 includes the metal that multiple axis directions along the bulky grain removal device 2 arrange
Screen pack 21, the lower section of the metal filter screen 21 are provided with static board 22；
The paint removal device 3 has cylindrical shell, and the axis of the shell is parallel with exhaust gas flow direction, described
The inwall of shell is provided with multiple axis using shell blast tube 31 evenly distributed as axle, the extension side of the blast tube 31
To the diameter parallel with the shell, the blast tube 31 is provided with the atomization that multiple nozzle directions point to the axis of the shell
Nozzle 32, the shell are provided with drainpipe 33, and the other end of the drainpipe 33 is connected with a water tank 34, the blast tube 31
One end be connected by water pump 35 with the water tank 34, the end of the shell is additionally provided with wet film plate of material；
Surface-cooler is provided with the cool-down dehumidification device 4, the surface-cooler has coolant pipeline, described cold
But the outer wall of liquid pipeline is provided with cooling fins, and the lower section of the cool-down dehumidification device is provided with the condensation being used on the cooling fins
The condensed water comb 41 of water discharge；
Surface heater is provided with the wet heat riser 5 such as described, the surface heater has heating air pipe line, described
The outer wall for heating air pipe line is provided with heating fin.
The micronic dust removal device 6 includes multiple bag filters.
The cooling fins are hydrophilic film aluminum fin-stock.
Axis of the nozzle direction of the atomizer 32 perpendicular to the shell.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (4)
1. a kind of pre-filtration system, it is characterised in that including the waste gas suction apparatus being sequentially connected, bulky grain removal device, oil
Removal device is painted, cool-down dehumidification device, waits wet heat riser, micronic dust removal device and purification exhaust extractor；
The bulky grain removal device includes the metal filter screen that multiple axis directions along the bulky grain removal device arrange,
The lower section of the metal filter screen is provided with static board；
The paint removal device has cylindrical shell, and the axis of the shell is parallel with exhaust gas flow direction, the shell
Inwall be provided with multiple axis using shell blast tube evenly distributed as axle, the bearing of trend of the blast tube with it is described
The diameter parallel of shell, the blast tube is provided with the atomizer that multiple nozzle directions point to the axis of the shell, described
Shell is provided with drainpipe, and the other end of the drainpipe is connected with a water tank, and one end of the blast tube passes through water pump and institute
Water tank connection is stated, the end of the shell is additionally provided with wet film plate of material；
Surface-cooler is provided with the cool-down dehumidification device, the surface-cooler has coolant pipeline, the coolant
The outer wall of pipeline is provided with cooling fins, and the lower section of the cool-down dehumidification device is provided with the condensed water row being used on the cooling fins
The condensed water comb gone out；
Surface heater is provided with the wet heat riser such as described, the surface heater has heating air pipe line, the heating
The outer wall of air pipe line is provided with heating fin.
2. pre-filtration system according to claim 1, it is characterised in that：The micronic dust removal device includes multiple pocket type mistakes
Filter.
3. pre-filtration system according to claim 1, it is characterised in that：The cooling fins are hydrophilic film aluminum fin-stock.
4. pre-filtration system according to claim 1, it is characterised in that：The nozzle direction of the atomizer is perpendicular to institute
State the axis of shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720395306.0U CN206631383U (en) | 2017-04-14 | 2017-04-14 | A kind of pre-filtration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720395306.0U CN206631383U (en) | 2017-04-14 | 2017-04-14 | A kind of pre-filtration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206631383U true CN206631383U (en) | 2017-11-14 |
Family
ID=60246522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720395306.0U Active CN206631383U (en) | 2017-04-14 | 2017-04-14 | A kind of pre-filtration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206631383U (en) |
-
2017
- 2017-04-14 CN CN201720395306.0U patent/CN206631383U/en active Active
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