CN207016904U - A kind of carbon fibre carbonizing furnace exhaust processing system - Google Patents
A kind of carbon fibre carbonizing furnace exhaust processing system Download PDFInfo
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- CN207016904U CN207016904U CN201720985153.5U CN201720985153U CN207016904U CN 207016904 U CN207016904 U CN 207016904U CN 201720985153 U CN201720985153 U CN 201720985153U CN 207016904 U CN207016904 U CN 207016904U
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- baffle
- carbon fibre
- processing system
- emission
- control equipment
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Abstract
The utility model discloses a kind of carbon fibre carbonizing furnace exhaust processing unit.Belong to field of Environment Protection, its object is to provide it is a kind of efficiently thoroughly and energy-conserving and environment-protective exhaust treatment system, solve the problems, such as that conventional incineration method by protective gas oxidation of nitrogen and can easily cause line clogging by absorption process.It includes carbide furnace, emission-control equipment, and carbide furnace is connected with emission-control equipment by blast pipe；Filtration zone, purification region are disposed with the emission-control equipment, neutralizes region and nitrogen arid region.The utility model is carbonized the processing of furnace exhaust suitable for carbon fiber production process.
Description
Technical field
It the utility model is related to industrial waste gas processing technology field, more particularly to a kind of exhaust-gas treatment of carbon fibre carbonizing stove
System.
Background technology
Carbonation process is important production process in carbon fiber production process, and carbonation process is carried out by carbide furnace, hair
During raw carbonization, oxidization fiber cracks under N2 protection in stove, produces the micro-molecular gas such as HCN, CO2, CO, NH3, H2O,
Industrially typically handled with burning method, still, N2 easily reacts the toxic gases such as generation NOX with auxiliary air in incinerator；
In addition, micro-molecular gas with nitrogen emission-control equipment is entered by exhaust piping while, what tar, waste silk etc. easily deposited
Impurity is pumped into exhaust piping together also with nitrogen, causes exhaust piping to block in the course of time.Therefore, it is necessary to it is a kind of more
Efficiently thoroughly and the emission-control equipments of energy-conserving and environment-protective solves the above problems.
The content of the invention
The purpose of this utility model is：A kind of more efficiently thorough and energy-conserving and environment-protective carbon fibre carbonizing furnace exhaust is provided
Processing system, tar, waste silk are intercepted and washed away to washing away in liquid holding tank by filtration zone, prevents exhaust piping from blocking；
The problem of protective gas N2 is oxidized is avoided by absorption process；N2 is reclaimed by nitrogen arid region to recycle.
The technical solution of the utility model is as follows：
A kind of carbon fibre carbonizing furnace exhaust processing system, including carbide furnace, emission-control equipment, carbide furnace and exhaust-gas treatment
Device is connected by blast pipe；Filtration zone, purification region are disposed with the emission-control equipment, neutralizes region and nitrogen
Gas arid region.
Wherein, first baffle is provided with the filtration zone, is formed between first baffle and emission-control equipment inwall
Liquid holding tank is washed away for accommodate that filter screen washes away liquid and filter residue, washes away and is placed with filter screen in liquid holding tank and washes away liquid, wash away liquid
The bottom of holding tank is provided with water pump, and the delivery port of water pump is connected with circulating water pipe, and the delivery port of circulating water pipe is located at first gear
The top of plate, is provided with filter screen between first baffle and circulating water pipe.
Wherein, the filter screen washes away liquid and contains the copper washing lotion that can absorb NH3 and CO simultaneously.
Wherein, second baffle is provided with the purification region, is formed between second baffle and first baffle for accommodating
The absorbing liquid holding tank of waste gas absorption liquid, waste gas absorption liquid is placed with absorbing liquid holding tank；The purification overlying regions are set
There is the first tank, the delivery port of the first tank is connected with the first water arc plate, set between the first water arc plate lower end and second baffle
There is the first air inlet.
Wherein, the waste gas absorption liquid is the alkaline solution containing materials such as NaOH, NH4HCO3.
Wherein, third baffle is provided with the neutralization region, neutralizer is formed between third baffle and second baffle and is held
Receive groove, waste gas neutralizer is placed with neutralizer holding tank；The purification overlying regions are provided with the second tank, the second tank
Delivery port be connected with the second water arc plate, be provided with the second air inlet between the second water arc plate lower end and third baffle.
Wherein, the nitrogen arid region is provided with the deflection plate for dry gas, the deflection plate from the bottom up according to
Secondary is the first deflection plate, the second deflection plate and the 3rd deflection plate；Wherein, the first deflection plate and the 3rd deflection plate are connected to the second water
On arc plate, the second deflection plate is connected on emission-control equipment inwall, and in the first deflection plate, the second deflection plate and the 3rd baffling
Cyclonic airflow road is formed between plate.
Wherein, the cyclonic airflow road is the cyclonic airflow road of bending.
Wherein, air exhauster is provided with the emission-control equipment, the air exhauster is connected with nitrogen recycling pipe, and nitrogen returns
The closed tube other end is connected to carbide furnace air inlet.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1. in the utility model, being provided with filtration zone first in casing, tar, waste silk are blocked by filtration zone
Cut, prevent it to be deposited on exhaust piping and result in blockage；Filter screen flushing liquor is circulated by water pump, filter screen flushing liquor contains copper washing lotion,
NH3 and CO is absorbed while flushing filtering net.
2. in the utility model, immediately filtration zone is provided with purification region, can absorb the waste gas such as HCN, CO2.
3. in the utility model, immediately purify region and be provided with and neutralize region, for neutralize aforementioned means do not absorb it is most
Waste gas and regulation PH in neutrality.
4. in the utility model, immediately neutralize region and be provided with nitrogen arid region, remaining N2 can be dried, obtained pure
Net N2 is available for recycling.
5. in the utility model, dried N2 is transmitted back to again by carbide furnace by nitrogen recycling pipe again and recycled,
Reduce running cost.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Marked in figure：1- air exhausters, 2- emission-control equipments, 3- blast pipes, 4- filter screens, 5- circulating water pipes, 6- water pumps, 7-
First baffle, 8- filter screens wash away liquid, the tanks of 9- first, 10- the first water arcs plate, 11- second baffles, 12- waste gas absorptions liquid, 13-
First air inlet, the tanks of 14- second, 15- the second water arcs plate, 16- third baffles, 17- waste gas neutralizer, the air inlets of 18- second,
The deflection plates of 19- first, the deflection plates of 20- second, the deflection plates of 21- the 3rd, 22- nitrogen recyclings pipe, 23- carbide furnaces, 24- wash away liquid appearance
Receive groove, 25- absorbing liquids holding tank, 26- neutralizer holding tanks.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
A kind of carbon fibre carbonizing furnace exhaust processing system, it includes carbide furnace, emission-control equipment, at carbide furnace and waste gas
Reason device is connected by blast pipe；Be disposed with the emission-control equipment filtration zone, purification region, neutralize region and
Nitrogen dried recovered region.During work, air exhauster forms negative pressure in emission-control equipment, and the waste gas for discharging carbide furnace is whole
Entered by blast pipe in emission-control equipment.
Preferably, first baffle is provided with the filtration zone, between first baffle and emission-control equipment inwall
Formed and wash away liquid holding tank for accommodate that filter screen washes away liquid and filter residue, washed away in liquid holding tank and be placed with filter screen and wash away liquid, rush
The bottom of brush liquid holding tank is provided with water pump, and the delivery port of water pump is connected with circulating water pipe, and the delivery port of circulating water pipe is positioned at the
The top of one baffle plate, is provided with filter screen between first baffle and circulating water pipe.Filter screen is washed away liquid by water pump smokes along water pipe and flows through
Filter screen upper end rinses the impurity such as tar, waste silk to washing away liquid holding tank；Wherein described filter screen washes away liquid for that can absorb NH3 simultaneously
With CO copper washing lotion.
Preferably, being provided with second baffle in the purification region, formed and be used between second baffle and first baffle
The absorbing liquid holding tank of waste gas absorption liquid is accommodated, waste gas absorption liquid is placed with absorbing liquid holding tank；The purification overlying regions
The first tank is provided with, the delivery port of the first tank is connected with the first water arc plate, between the first water arc plate lower end and second baffle
It is provided with the first air inlet；Wherein, the waste gas absorption liquid is the alkaline solution containing NaOH, NH4HCO3.
Preferably, being provided with third baffle in the neutralization region, formed and neutralized between third baffle and second baffle
Liquid holding tank, waste gas neutralizer is placed with neutralizer holding tank；The purification overlying regions are provided with the second tank, the second water
The delivery port of groove is connected with the second water arc plate, and the second air inlet is provided between the second water arc plate lower end and third baffle.Wherein,
In the waste gas and liquid energy absorbs acidity, and alkaline gas simultaneously adjust PH in neutrality.
Preferably, the nitrogen arid region is provided with the deflection plate for dry gas, the deflection plate is from lower past
On be followed successively by the first deflection plate, the second deflection plate and the 3rd deflection plate；Wherein, the first deflection plate and the 3rd deflection plate are connected to
On two water arc plates, the second deflection plate is connected on emission-control equipment inwall and in the first deflection plate, the second deflection plate and the 3rd
Cyclonic airflow road is formed between deflection plate；Wherein, the cyclonic airflow road is the cyclonic airflow road of bending.
Preferably, being provided with air exhauster on the emission-control equipment, the air exhauster is connected with nitrogen recycling pipe, nitrogen
The gas recovery tube other end is connected to carbide furnace air inlet.
Embodiment 1
After easily depositing contaminants follow small molecule waste gas to enter emission-control equipment together for tar, waste silk etc., by filtering area
The filter screen in domain intercepts, and cannot be introduced into subsequent purification region；Meanwhile by water pump smoke filter screen wash away liquid pass through circulating water pipe reach filter
Online end, flows down along filter screen, the impurity such as the tar on filter screen, waste silk is rinsed to liquid holding tank is washed away, is convenient to clean, avoids
Filter net jam.It is the copper washing lotion that can absorb NH3 and CO simultaneously that the filter screen, which washes away liquid,.
Embodiment 2
In region is purified, waste gas absorption liquid flows through the first water arc plate shape into water curtain by the first tank, the first water arc plate with
The first air inlet is left between first baffle, remainder of exhaust gas CO2, HCN and N2, vapor enter the first purification by filter
Behind region, CO2, HCN therein are absorbed in the first air inlet by water curtain, are flow to water curtain in absorbing liquid holding tank.
Embodiment 3
In and in region, waste gas neutralizer flows through the second water arc plate shape into water curtain by the second tank, the second water arc plate with
The second air inlet is left between second baffle, when the waste gas not absorbed enters the second purifier, through during water curtain by containing
The waste gas neutralizer for having cushioning liquid neutralizes, and waste liquid is in neutrality.
Embodiment 4
N2, the vapor for failing to absorb processing in aforementioned processing region enter nitrogen arid region through the second air inlet
In, due to the effect of air exhauster, air-flow moves upwards, collides the first deflection plate, the second deflection plate, the 3rd deflection plate successively, makes
Liquid separates with gas, and drop flows into waste liquid along deflection plate, obtains dry N2.
Embodiment 5
The pure N2 being obtained in nitrogen arid region is recycled in carbide furnace by nitrogen recycling pipe and recycled.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (9)
1. a kind of carbon fibre carbonizing furnace exhaust processing system, including carbide furnace (23), emission-control equipment (2), carbide furnace (23)
Connected with emission-control equipment (2) by blast pipe (3), it is characterised in that be disposed with the emission-control equipment (2)
Filtration zone, purification region, neutralize region and nitrogen arid region.
2. a kind of carbon fibre carbonizing furnace exhaust processing system as claimed in claim 1, it is characterised in that in the filtration zone
First baffle (7) is provided with, is formed between first baffle (7) and emission-control equipment (2) inwall and washes away liquid holding tank (24), rushed
Filter screen is placed with brush liquid holding tank (24) and washes away liquid (8), and the bottom for washing away liquid holding tank (24) is provided with water pump (6), water pump
(6) delivery port is connected with circulating water pipe (5), and the delivery port of circulating water pipe (5) is located at the top of first baffle (7), first gear
Filter screen (4) is provided between plate (7) and circulating water pipe (5).
3. a kind of carbon fibre carbonizing furnace exhaust processing system as claimed in claim 2, it is characterised in that the filter screen washes away liquid
(8) it is that can absorb NH3 and CO copper washing lotion simultaneously.
4. a kind of carbon fibre carbonizing furnace exhaust processing system as claimed in claim 1, it is characterised in that in the purification region
Second baffle (11) is provided with, absorbing liquid holding tank (25) is formed between second baffle (11) and first baffle (7), absorbing liquid is held
Groove (25) of receiving is interior to be placed with waste gas absorption liquid (12)；The purification overlying regions are provided with the first tank (9), the first tank (9)
Delivery port be connected with the first water arc plate (10), being provided with first between the first water arc plate (10) lower end and second baffle (11) enters
Gas port (13).
A kind of 5. carbon fibre carbonizing furnace exhaust processing system as claimed in claim 4, it is characterised in that the waste gas absorption liquid
(12) it is the alkaline solution containing NaOH, NH4HCO3.
6. a kind of carbon fibre carbonizing furnace exhaust processing system as claimed in claim 1, it is characterised in that in the neutralization region
Third baffle (16) is provided with, neutralizer holding tank (26), neutralizer are formed between third baffle (16) and second baffle (11)
Waste gas neutralizer (17) is placed with holding tank (26)；The purification overlying regions are provided with the second tank (14), the second tank
(14) delivery port is connected with the second water arc plate (15), and is provided between the second water arc plate (15) lower end and third baffle (16)
Two air inlets (18).
A kind of 7. carbon fibre carbonizing furnace exhaust processing system as claimed in claim 1, it is characterised in that the nitrogen dry section
Domain is provided with the deflection plate for dry gas, and the deflection plate is followed successively by the first deflection plate (19), the second baffling from the bottom up
Plate (20) and the 3rd deflection plate (21)；Wherein, the first deflection plate (19) and the 3rd deflection plate (21) are connected to the second water arc plate
(15) on, the second deflection plate (20) is connected on emission-control equipment (2) inwall, and in the first deflection plate (19), the second baffling
Cyclonic airflow road is formed between plate (20) and the 3rd deflection plate (21).
A kind of 8. carbon fibre carbonizing furnace exhaust processing system as claimed in claim 7, it is characterised in that the cyclonic airflow
Road is the cyclonic airflow road of bending.
9. a kind of carbon fibre carbonizing furnace exhaust processing system as any one of claim 1-8, it is characterised in that described
Air exhauster (1) is provided with emission-control equipment (2), nitrogen recycling pipe (22), nitrogen recycling pipe are connected with air exhauster (1)
(22) other end is connected to carbide furnace (23) air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720985153.5U CN207016904U (en) | 2017-08-08 | 2017-08-08 | A kind of carbon fibre carbonizing furnace exhaust processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720985153.5U CN207016904U (en) | 2017-08-08 | 2017-08-08 | A kind of carbon fibre carbonizing furnace exhaust processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207016904U true CN207016904U (en) | 2018-02-16 |
Family
ID=61478118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720985153.5U Expired - Fee Related CN207016904U (en) | 2017-08-08 | 2017-08-08 | A kind of carbon fibre carbonizing furnace exhaust processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207016904U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108950741A (en) * | 2018-07-01 | 2018-12-07 | 周柳含 | For producing the continuous carbonization device of carbon fiber |
| CN112391699A (en) * | 2020-10-30 | 2021-02-23 | 王蕊 | Large-scale production method of carbon fiber material |
-
2017
- 2017-08-08 CN CN201720985153.5U patent/CN207016904U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108950741A (en) * | 2018-07-01 | 2018-12-07 | 周柳含 | For producing the continuous carbonization device of carbon fiber |
| CN112391699A (en) * | 2020-10-30 | 2021-02-23 | 王蕊 | Large-scale production method of carbon fiber material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 Termination date: 20210808 |