CN208632462U - A kind of discarded plastic cement carbonization cracking system - Google Patents
A kind of discarded plastic cement carbonization cracking system Download PDFInfo
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- CN208632462U CN208632462U CN201820359744.6U CN201820359744U CN208632462U CN 208632462 U CN208632462 U CN 208632462U CN 201820359744 U CN201820359744 U CN 201820359744U CN 208632462 U CN208632462 U CN 208632462U
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
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- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The utility model discloses a kind of discarded plastic cement carbonization cracking systems, including pyrolysis furnace, it is characterized in that: further including molten salt furnace, pyrolysis furnace has inner casing and shell, and inner housing inner is cracking room, and seal chamber is formed between inner casing and shell, the fused salt of molten salt furnace exports and fused salt import passes through pipeline and is connected to seal chamber, inner casing has material inlet, carbon black outlet and oil gas vent, and material inlet is provided with sealing feeder, and carbon black outlet, which is provided with, seals glassware.The heat of heating is provided using molten salt furnace for pyrolysis furnace, so that the material in pyrolysis furnace persistently cracks, and the combustible gas for generating material cracking is as the fuel of molten salt furnace, to maintain molten salt furnace to the continuous heating of fused salt, fused salt circulates in pyrolysis furnace and molten salt furnace, to carry out lasting heating to cracking room.
Description
Technical field
The utility model relates to recovery and reuse of waste technical fields, more specifically, it relates to a kind of discarded plastic carbon
Change cracking system.
Background technique
Discarded plastic cement belongs to high molecular material, has not molten or infusibility, Qiang Naire, mechanical resistant, resistance to biology, therefore
Be difficult to degrade under natural conditions, decades all will not Lock-out fall, be deposited in for a long time outdoor, can not only occupy a large amount of soils,
And easily breed mosquito, spread the disease, cause fire, to pollute environment, be endangered in industrial bazardous waste it is maximum
One of rubbish.
Useless wheel plastic cement mainly by synthetic rubber and natural rubber, anti-aging agent, carbon black, plasticizer, sulphur etc. it is a variety of it is organic with
Inorganic substances composition, these substances economic value with higher, therefore the recycling of waste tire is latent with huge market
Power.
Currently, the recycling mode of discarded plastic cement includes: direct utilization, such as tyre rebuilding；Post-processing is crushed to utilize,
Such as produce rubber powder, reclaimed rubber；Heat energy utilization, such as direct power generation by waste combustion, pyrolysis.Wherein, pyrolysis is a kind of that discarded plastic cement is thorough
Ground is cracked into the technology of various available resources, discards pyrolysis gas, pyrolysis oil and the pyrolysis of available high added value after plastic cement pyrolysis
Charcoal etc., therefore pyrolysis is one of most economical, the optimal approach that discarded plastic cement recycles at present.
In the prior art, the pyrolysis of discarded plastic cement is needed to use pyrolysis oven, plastic grains enter after pyrolysis oven in pyrolysis oven
Start to crack in interior hot environment.Pyrolysis oven is heated using independent burner or electrically heated mode, this to add
Hot mode energy consumption is larger and there is a problem of heating unevenness, is pyrolyzed the discarded plastic grains in pyrolysis furnace insufficient, so making
It is not high enough at the recovery utilization rate of raw material.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of discarded plastic cement carbonization cracking systems
System, can improve the utilization rate to raw material.
To achieve the above object, the utility model provides following technical solution:
A kind of discarded plastic cement is carbonized cracking system, including pyrolysis furnace, further includes molten salt furnace, the pyrolysis furnace have inner casing with
Shell, the inner housing inner are cracking room, form seal chamber between the inner casing and shell, the fused salt outlet of the molten salt furnace and
Fused salt import passes through pipeline and is connected to seal chamber, and the inner casing has material inlet, carbon black outlet and oil gas vent, the original
Material import is provided with sealing feeder, and the carbon black outlet, which is provided with, seals glassware, the system further include by pipeline successively
Connected oil-gas condenser, booster fan, catch pot, desulfurizing tower and gas tank, the oil gas vent and oil-gas condenser
Import connection, the gas tank connect the combustion chamber of molten salt furnace by fuel gas pipeline, are equipped on the fuel gas pipeline for by combustion gas
Blast the combustion gas blower of molten salt furnace, the oil outlet of the oil-gas condenser and catch pot is by connecting oil tank after oil pump.
As a preferred solution: be provided with baroceptor in the cracking room, the baroceptor and booster fan
Controller electrical connection.
As a preferred solution: be provided with liquidometer in fuel tank in the oil-gas condenser, the liquidometer and oil pump
Controller electrical connection.
As a preferred solution: the system further includes the first elevator, the second elevator and carbon black feed bin, described first is promoted
The entrance of sealing feeder is arranged in machine, and the exit for sealing glassware is arranged in the carbon black feed bin, and described second is promoted
Machine setting is sealing between glassware and carbon black feed bin.
As a preferred solution: the system further includes coolconveyer, the coolconveyer is connect with glassware is sealed.
Compared with prior art, the utility model has the advantages that: the system provides heating using molten salt furnace for pyrolysis furnace
Heat, so that the material in pyrolysis furnace persistently cracks, and using the combustible gas of material cracking generation as the fuel of molten salt furnace, with dimension
Molten salt furnace is held to the continuous heating of fused salt, fused salt circulates in pyrolysis furnace and molten salt furnace, to continue to cracking room
Heating, since the specific heat capacity of fused salt is larger, temperature when fused salt is flowed out from molten salt furnace is 500 degree or so, and fused salt reflux
Its temperature is 480 degree or sos when to molten salt furnace, cracks the temperature difference only at 20 degree or so, the small temperature difference allows fused salt by quick again
500 degree are heated to, in this way during fused salt circulates, can always maintain 500 degree or so when flowing out from molten salt furnace
Temperature guarantees that the indoor heating temperature of cracking is sufficiently stable, the amplitude of variation very little of the temperature of cracking room, to make entirely to be carbonized
Cracking process carries out in one very stably temperature range, and material is made to continue, steadily crack.Bring benefit in this way:
First is that can guarantee that material sufficiently cracks；Second is that directly making molten salt furnace not need the consumption external world using the combustible gas of cracking output
Combustible gas reduces the energy consumption of carbonization cracking system, that is, improves the utilization rate to material.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of carbonization cracking system.
Description of symbols: 1, feeder is sealed；2, pyrolysis furnace；3, molten salt furnace；4, glassware is sealed；5, carbon black feed bin；
6, oil-gas condenser；7, booster fan；8, catch pot；9, desulfurizing tower；10, gas tank；11, combustion gas blower；12, oil pump；
13, oil tank；14, baroceptor；15, coolconveyer；16, the first elevator；17, the second elevator；18, liquidometer.
Specific embodiment
Referring to Fig.1, a kind of discarded plastic cement carbonization cracking system, including pyrolysis furnace 2 and molten salt furnace 3, pyrolysis furnace 2 have inner casing
With shell, the inside of inner casing is cracking room, and seal chamber, the fused salt outlet of molten salt furnace 3 and fused salt are formed between inner casing and shell
Import passes through pipeline and is connected to seal chamber, and the inner casing of pyrolysis furnace 2 has material inlet, carbon black outlet and oil gas vent, is splitting
The material inlet of solution furnace 2 is provided with sealing feeder 1, is provided in the carbon black outlet of pyrolysis furnace 2 and seals glassware 4, the system
Further include the oil-gas condenser 6 being sequentially connected by pipeline, booster fan 7, catch pot 8, desulfurizing tower 9 and gas tank 10, splits
The oil gas vent of solution furnace 2 is connect with the import of oil-gas condenser 6, and gas tank 10 connects the combustion chamber of molten salt furnace 3 by fuel gas pipeline,
Equipped with the combustion gas blower 11 for the combustion gas in gas tank 10 to be blasted to molten salt furnace 3, oil-gas condenser 6 and oil gas on fuel gas pipeline
The oil outlet of knockout drum 8 connects oil tank 13 after passing through oil pump 12.
The working principle of the carbonization cracking system are as follows: the raw materials such as tire, plastics are broken into 20mm granular material, by object
Material is delivered to sealing feeder 1, and sealing feeder 1 squeezes the effect that sealing is realized while realizing uninterrupted discharging by material,
Suitable additive is added in pyrolysis furnace 2, after material is admitted to pyrolysis furnace 2, high temperature in pyrolysis furnace 2 under the action of starts
The heating temperature of cracking, pyrolysis furnace 2 is between 450-500 DEG C, and during the reaction, material is converted to hydrocarbon gas and coke
Charcoal, hydrocarbon gas are transported to oil-gas condenser 6 by oil gas delivery line, oil-gas condenser 6 by hydrocarbon gas be fractionated into cracked oil and
Combustible gas.Cracked oil is flowed out from the oil outlet of oil-gas condenser 6 and is pumped into oil tank 13 by oil pump 12；And combustible gas is then from oil gas
The gas outlet of condenser 6 flows out and blasts catch pot 8 by booster fan 7, and catch pot 8 is not separated some
Suspension oil gas object separate, the oil gas object separated from the oil outlet of catch pot 8 flow out and be pumped by oil pump 12
In oil tank 13, and combustible gas is then flowed out from the gas outlet of catch pot 8 and is flowed into desulfurizing tower 9, by the work of desulfurizing tower 9
Clean combustible gas is obtained after, clean combustible gas is admitted in gas tank 10；Coke is then exported from the carbon black of pyrolysis furnace 2 and is discharged
And enter sealed discharging device 4, coke is sent in container by sealing glassware 4, seals glassware 4 by level of filler material come real
Existing sealed discharging.
In the process of work, the combustible gas in gas tank 10 is continuously sent into the combustion of molten salt furnace 3 by combustion gas blower 11
Room is burnt, to maintain molten salt furnace 3 to the continuous heating of fused salt.Fused salt circulates between seal chamber and molten salt furnace 3, thus counterincision
Solution room carries out lasting heating, and since the specific heat capacity of fused salt is larger, temperature when fused salt is flowed out from molten salt furnace 3 is 500 degree left
The right side, and its temperature is 480 degree or so when fused salt is back to molten salt furnace 3, for the cracking temperature difference only at 20 degree or so, the small temperature difference makes fused salt
500 degree can be quickly heated up to again, in this way during fused salt circulates, always can when flowing out from molten salt furnace 3
500 degree or so of temperature is maintained, guarantees that the indoor heating temperature of cracking is sufficiently stable, the amplitude of variation of the temperature of cracking room is very
It is small, so that the cracking process that makes entirely to be carbonized carries out in one very stably temperature range, continues material, stablizes ground cleave
Solution.Bring benefit in this way: first is that can guarantee that material sufficiently cracks；Second is that directly making fused salt using the combustible gas of cracking output
Furnace 3 does not need the extraneous combustible gas of consumption, reduces the energy consumption of carbonization cracking system, that is, improves the utilization rate to material.
As shown in Figure 1, being additionally provided with baroceptor 14 on pyrolysis furnace 2, baroceptor 14 is located in cracking room, gas
Pressure sensor 14 is electrically connected with the controller of booster fan 7, in cracking process, 14 pairs of the baroceptor indoor oil gas of cracking
Pressure is detected, and will test the controller that result feeds back to booster fan 7, and the controller of booster fan 7 is tied according to feedback
Fruit controls the revolving speed of booster fan 7, to control the air guide flow of oil and gas pipeline, realizes to the dynamic for cracking indoor air pressure
It adjusts, in the range of so that the air pressure of cracking process is maintained tiny structure -100~-300pa, avoids the air pressure in pyrolysis furnace 2 excessively high
And there is oil and gas leakage, production process realizes zero leakage.
In the present embodiment, liquidometer 18, liquidometer 18 and oil pump 12 are also provided in the fuel tank in oil-gas condenser 6
Controller electrical connection, liquidometer 18 detects the oil level in fuel tank, and will test the controller that result feeds back to oil pump 12,
The controller of oil pump 12 prevents the oil of oil-gas condenser 6 to control Oil Guide amount according to the revolving speed of feedback result control oil pump 12
Excessive cracked oil is accumulated in case.
The carbonization cracking system further includes the first elevator 16, the second elevator 17 and carbon black feed bin 5, the first elevator 16
Be arranged in sealing feeder 1 entrance, be used to for granular material made from pulverizer being promoted to sealing feeder 1 into
Mouthful, it is sent into sealing feeder 1；The exit for sealing glassware 4 is arranged in carbon black feed bin 5, and the second elevator 17 is arranged close
It seals between discharger 4 and carbon black feed bin 5, when coke is from when sealing glassware 4 and being discharged, falls into the hopper of the second elevator 17
And the opening on the top of carbon black feed bin 5 is promoted to by the second elevator 17, coke is then poured into carbon black material by the second elevator 17
In storehouse 5.
The carbonization cracking system further includes coolconveyer 15, and coolconveyer 15 is connect with glassware 4 is sealed, coke from
It seals and enters in coolconveyer 15 after being discharged in glassware 4, high-temperature material is cooled to 80 degree hereinafter, just by coolconveyer 15
In conveying and storage coke.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (5)
- Cracking system, including pyrolysis furnace 1. a kind of discarded plastic cement is carbonized, it is characterized in that: further include molten salt furnace, the cracking stove There are inner casing and shell, the inner housing inner is cracking room, and seal chamber is formed between the inner casing and shell, and the molten salt furnace melts Salt outlet and fused salt import pass through pipeline and are connected to seal chamber, and there is the inner casing material inlet, carbon black outlet and oil gas to go out Mouthful, the material inlet is provided with sealing feeder, and the carbon black outlet, which is provided with, seals glassware, which further includes passing through Oil-gas condenser, booster fan, catch pot, desulfurizing tower and the gas tank that pipeline is sequentially connected, the oil gas vent and oil gas The import of condenser connects, and the gas tank connects the combustion chamber of molten salt furnace by fuel gas pipeline, is equipped with and uses on the fuel gas pipeline In the combustion gas blower that combustion gas is blasted to molten salt furnace, the oil outlet of the oil-gas condenser and catch pot after oil pump by connecting Oil tank.
- The cracking system 2. discarded plastic cement according to claim 1 is carbonized, it is characterized in that: being provided with air pressure in the cracking room Sensor, the baroceptor are electrically connected with the controller of booster fan.
- The cracking system 3. discarded plastic cement according to claim 1 is carbonized, it is characterized in that: the fuel tank in the oil-gas condenser It is inside provided with liquidometer, the liquidometer is electrically connected with the controller of oil pump.
- The cracking system 4. discarded plastic cement according to claim 1 is carbonized, it is characterized in that: the system further includes the first promotion The entrance of sealing feeder is arranged in machine, the second elevator and carbon black feed bin, first elevator, and the carbon black feed bin is set It sets in the exit for sealing glassware, the second elevator setting is sealing between glassware and carbon black feed bin.
- The cracking system 5. discarded plastic cement according to claim 1 is carbonized, it is characterized in that: the system further includes cooling conveying Machine, the coolconveyer are connect with glassware is sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820359744.6U CN208632462U (en) | 2018-03-15 | 2018-03-15 | A kind of discarded plastic cement carbonization cracking system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820359744.6U CN208632462U (en) | 2018-03-15 | 2018-03-15 | A kind of discarded plastic cement carbonization cracking system |
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| CN208632462U true CN208632462U (en) | 2019-03-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108285800A (en) * | 2018-03-15 | 2018-07-17 | 无锡市泰新环保科技有限公司 | A kind of discarded plastic cement carbonization cracking system |
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- 2018-03-15 CN CN201820359744.6U patent/CN208632462U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108285800A (en) * | 2018-03-15 | 2018-07-17 | 无锡市泰新环保科技有限公司 | A kind of discarded plastic cement carbonization cracking system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211109 Address after: 210000 No. 19, Suyuan Avenue, Jiangning District, Nanjing, Jiangsu Province Patentee after: Everbright green environmental protection technology service (Jiangsu) Co.,Ltd. Address before: 214000 Dongsheng Road West, Chaoyang village, Donggang Town, Xishan District, Wuxi City, Jiangsu Province Patentee before: WUXI TAIXIN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |