CN206328339U - Cracking of waste plastics device - Google Patents
Cracking of waste plastics device Download PDFInfo
- Publication number
- CN206328339U CN206328339U CN201621309585.6U CN201621309585U CN206328339U CN 206328339 U CN206328339 U CN 206328339U CN 201621309585 U CN201621309585 U CN 201621309585U CN 206328339 U CN206328339 U CN 206328339U
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- Prior art keywords
- reactor
- cracking
- agitating shaft
- waste plastics
- feed pipe
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- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The utility model belongs to cracking technique field, more particularly to a kind of cracking of waste plastics device, including reactor, reactor is provided with feed arrangement and drawing mechanism, feed arrangement is arranged on the upper end of reactor, drawing mechanism is arranged on the lower end of reactor, the outer wall of reactor is provided with heating net, reactor is tapered, the upper end of reactor is fixedly connected with hollow agitating shaft, the upper end of agitating shaft is fixedly connected with the first motor and condenser pipe, the one end of condenser pipe away from agitating shaft is fixedly connected condenser, the inside of agitating shaft is provided with the column plate of folded form, agitating shaft lower end is provided with multiple horizontal stirring rod, the outer wall of agitating shaft is provided with multiple steam holes, solve the problems, such as the collection of cracking gas during cracking of waste plastics.
Description
Technical field
The utility model belongs to cracking technique field, more particularly to a kind of cracking of waste plastics device.
Background technology
In recent years, with the improvement of people ' s living standards, various plastic products use more and more；White pollution is increasingly
Seriously, in China, waste plastic main source has plastic sheeting, plastic wire and knitting, foamed plastics, plastic package box and appearance
Device, various daily plastic products, diversiform polybag and meagre agricultural mulching etc..The processing method of current plastic garbage
Mainly bury, burn, these methods cause serious environmental pollution.Garbage as resource problem by extensive concern, how
Harmful Waste (waste or used plastics) are changed into efficient resource, it has also become environmentalist, chemical industry expert, biological expert and economic society
The popular problem of meeting scholar's research.
Current people have developed a variety of plastics refining equipments；Waste or used plastics can be smelt oil；Its original of waste plastic oil-refining
Reason is exactly the method for taking catalytic pyrolysis, is acted under the high temperature conditions through extraordinary catalytic pyrolyzing agent, makes the macromolecular chain rupture cracking be
The molecule of very little；I.e. waste plastics pyrolysis is exactly the inverse process that oil manufactures plastics for raw material.In the recovery profit of waste or used plastics
With in technology, the technology for refining fuel oil using cracking of waste plastics is approved by people, and it is gradually expanded come, it is but existing
Vertical tank reactor in technology waste plastic oil-refining equipment, its dischargeable capacity and heating surface area are limited, and temperature is unstable, heating effect
It is really poor, stir uneven, cause the oil yield of existing oil refining apparatus not high, and dregs of fat processing is complicated.
The B of Authorization Notice No. CN 104862001 patent of invention discloses a kind of waste plastics refining unit, including charging dress
Put, oil discharging device and reactor, feed arrangement and oil discharging device be connected with the reactor, feed arrangement be arranged on,
The upper end of reactor, oil discharging device be arranged on the lower end of the reactor, reactor is Double-layer vertical tank body, and reactor includes
Interior kettle and external kettle body, one layer of heater of external kettle body outer cladding, heater include being provided with zone of heating and guarantor in shell, shell
One layer of insulating materials is coated on the contact surface of warm layer, zone of heating and heat-insulation layer, heater is fixed on external kettle body outer wall；Interior kettle
Some outages are uniformly placed with the wall of body, the upper end of interior kettle is connected with rotating disk, rotating disk center is provided with a through hole, rotating disk
Kettle in drive after motor is connected to rotate；Agitating device is installed with reactor, agitating device includes agitating paddle, agitating paddle
Including vertical stirring main shaft, the upper end of stirring main shaft is connected with motor, and stirring main shaft passes through rotating disk through hole at the top of interior kettle
Enter with interior kettle in interior kettle, and positioned at the bottom of interior kettle；Stirring main shaft upward equi-spaced apart since bottom is provided with many
Individual horizontal stirring rod；The device adds multiple mixing directions, improves stirring efficiency so that the stirring of whole bottom is more equal
It is even and saved more resources, production cost is reduced, but the device only sets outage on the wall of kettle, only collects
Cracking gas, is not collected by the heavy oil that plastic cracking process is produced.
Utility model content
There is provided a kind of waste or used plastics for the collection that solves the problems, such as cracking gas during cracking of waste plastics for the utility model
Cracker.
In order to achieve the above object, base case of the present utility model provides a kind of cracking of waste plastics device, including anti-
Kettle is answered, reactor is provided with feed arrangement and drawing mechanism, and feed arrangement is arranged on the upper end of reactor, and drawing mechanism is arranged on
The lower end of reactor, the outer wall of reactor is provided with heating net, and reactor is tapered, and the upper end of reactor is fixedly connected with hollow
Agitating shaft, the upper end of agitating shaft is fixedly connected with the first motor and condenser pipe, and the one end of condenser pipe away from agitating shaft is fixedly connected
Condenser, the inside of agitating shaft is provided with the column plate of folded form, and agitating shaft lower end is provided with multiple horizontal stirring rod, the outer wall of agitating shaft
It is provided with multiple steam holes.
The principle of this base case is：The heating net that reactor is used for cracking outside waste or used plastics, reactor is used for anti-
Kettle is answered to heat, hollow agitating shaft can be stirred to the waste or used plastics in reactor, the first motor is to moving that agitating shaft is stirred
Power；Due to that can produce different hydrocarbons during cracking of waste plastics, the boiling point of hydro carbons is different, the waste or used plastics in reactor
During heating, waste or used plastics can constantly crack out volatile in various small molecule hydro carbons, hydro carbons（Low boiling）Component it is constantly upward
It is mobile, difficult volatilization in gas phase（Higher boiling）Component constantly move down, gas phase is at the top of the agitating shaft, its volatile components
Concentration is higher, and closer to shaft bottom, difficult volatile component is then concentrated, so as to reach the purpose of component separation；Reactor is in
Taper can to enter agitating shaft inner chamber by steam hole in the small molecule hydro carbons uphill process that cracking of waste plastics is produced, enter
And collected by condenser pipe into condenser；Because the small molecule hydrocarbon gas that cracking is produced will reach equilibrium vapor in distillation
Pressure, that is, the liquid hydrocarbon gas and gaseous hydrocarbons gas for cracking generation reaches a balance, and acting as column plate is waste and old in cracking
The condition of liquid phase good contact is provided in plastic process, gaseous hydrocarbons gas cools down production section liquid hydrocarbon through column plate, made
Obtain gaseous hydrocarbons and quickly reach balance with liquefied hydrocarbon, increase column plate improves the effect of distillation equivalent to multiple distillation.
The beneficial effect of this base case is：1st, by setting hollow stirrer axle in a kettle., and set in agitating shaft
Column plate is put, agitating shaft both serves the melting cracking process for accelerating waste or used plastics in reactor, serving again will crack what is produced
The effect of small molecule hydro carbons separated；2nd, by connecting condenser pipe and condenser on reactor, it can will condense what is produced
Small molecule hydro carbons is cooled down, and is collected within the condenser, is solved the problems, such as the collection of cracking gas during cracking of waste plastics.
Scheme two：Scheme is preferred based on this, and feed arrangement includes feed pipe, and feed pipe is externally provided with heating net, feeds
Pipe is fixedly mounted on reactor, and spiral conveyor rod is arranged with feed pipe, and feed pipe is provided with charging aperture, and spiral conveyor rod is remote
One end from reactor is fixedly connected with the second motor.Beneficial effect：Charging aperture on feed pipe can facilitate waste or used plastics
Into the heating net outside feed pipe can be preheated to waste or used plastics, and the spiral conveyor rod in feed pipe can be by molten
The waste or used plastics of state are squeezed into reactor, the power that second motor of reactor one end can be extruded to spiral conveyor rod.
Scheme three：This is preferred for scheme two, the outside parcel one layer of heat preservation layer of heating net, in the external contacting surface of heat-insulation layer
Scribble insulating barrier.Beneficial effect：The outside of heating net sets heat-insulation layer and insulating materials is applied outside heat-insulation layer, can prevent from adding
Heat supply network produces scattering and disappearing for heat.
Scheme four：This is preferred for scheme three, and the inwall of reactor is provided with baffle plate diagonally downward, baffle plate and reactor side
The angle of wall is 60 degree.Beneficial effect：The baffle plate of reactor inwall can be by agitating shaft rotation process, and reactor side is arrived in centrifugation
The waste or used plastics of wall are back to reactor bottom, it is to avoid reactor formation accumulation dead angle.
Scheme five：This is preferred for scheme four, and the end of horizontal stirring rod is provided with scraper.Beneficial effect：Scraper can be
Both play a part of longitudinal direction stirring during cracking of waste plastics, and play a part of further pulverizing waste plastics again.
Scheme six：This is preferred for scheme five, and the bottom of reactor is provided with dregs of fat storage tank.Beneficial effect：In reactor
Bottom sets dregs of fat storage tank, and the dregs of fat can be facilitated to deposit.
Scheme seven：This is preferred for scheme six, and feed arrangement, drawing mechanism and dregs of fat storage tank are connected with reactor respectively
Sealing ring and insulation ring are equipped with position.Beneficial effect：Feed arrangement, drawing mechanism and dregs of fat storage tank are connected with reactor
Sealing ring and insulation ring are provided with position, the sealing and thermal conductivity of cracker can be so improved, so as to improve waste and old
The lysis efficiency of plastics.
Brief description of the drawings
Fig. 1 is the utility model cracking of waste plastics schematic device.
Embodiment
The utility model is described in further detail below by embodiment：
Reference in Figure of description includes：
Reactor 11, heating net 12, baffle plate 13, the first motor 14, condenser pipe 15, condenser 16, the electricity of charging aperture 17, second
Machine 18, feed pipe 19, drawing mechanism 20, horizontal stirring rod 21, scraper 22, column plate 23, dregs of fat storage tank 24, steam hole 25, spiral shell
Revolve conveying lever 26, agitating shaft 27.
Cracking of waste plastics device as shown in Figure 1, reactor 11 is provided with feed pipe 19 and drawing mechanism 20, feed pipe
19 are arranged on the left upper end of reactor 11, and feed pipe 19 is provided with charging aperture 17, and feed pipe 19 is externally provided with heating net 12, heats net
Applied in 12 outside parcel one layer of heat preservation layer, the external contacting surface of heat-insulation layer in one layer of insulating materials, feed pipe 19 and be arranged spiral transferring
Bar 26 is sent, the right-hand member of spiral conveyor rod 26 connects the second motor 18, and drawing mechanism 20 is arranged on the lower end of reactor 11, reactor 11
Tapered and outer wall is provided with heating net 12, and the inwall of reactor 11 is provided with baffle plate 13 diagonally downward, baffle plate 13 and reactor 11
The angle of side wall is 60 degree, and the upper end of reactor 11 is fixedly connected with hollow agitating shaft 27, and the upper end of agitating shaft 27, which is fixed, to be connected
The first motor 14 and condenser pipe 15 are connected to, the upper end of condenser pipe 15 is fixedly connected condenser 16, and the inside of agitating shaft 27 is provided with folding
The column plate 23 of type, the lower end of agitating shaft 27 is provided with multiple horizontal stirring rod 21, and the end of horizontal stirring rod 21 is provided with scraper 22, stirring
The outer wall of axle 27 is provided with multiple steam holes 25, and the bottom of reactor 11 is provided with dregs of fat storage tank 24.
When to cracking of waste plastics, waste or used plastics are entered in feed pipe 19 by charging aperture 17, open heating net 12,
Heat net 12 to feed pipe 19 heat 20min after, open the second motor 18, spiral conveyor rod 26 by the waste or used plastics of melting gradually
Squeeze into reactor 11, open the first motor 14, increase the heating-up temperature of heating net 12 in the outside of reactor 11, make its heating-up temperature
900 DEG C are reached, when being heated to reactor 11, heating-up temperature starts to be heated with 100 DEG C/h of programming rate, works as temperature
Degree is heated when being heated to 600 DEG C with 50 DEG C/h of programming rate, when temperature is maintained with 900 DEG C or so, makes reaction
Kettle 11 is in keeping warm mode, when observe there are a large amount of gases to rise in reactor 11 when, condenser 16 is opened, by agitating shaft 27
Saturated vapor cooling collect in condenser 16, open drawing mechanism 20, will crack produce macromolecule hydrocarbon（Heavy oil）Receive
Collection, will finally crack the dregs of fat collection produced in dregs of fat storage tank 24.
Above-described is only that the known general knowledge such as concrete structure and characteristic is herein in embodiment of the present utility model, scheme
Excessive description is not made.It should be pointed out that for a person skilled in the art, not departing from the premise of the utility model structure
Under, several modifications and improvements can also be made, these should also be considered as protection domain of the present utility model, and these are all without influence
Effect and practical applicability that the utility model is implemented.This application claims protection domain should be with the content of its claim
It is defined, embodiment in specification etc. records the content that can be used for explaining claim.
Claims (7)
1. cracking of waste plastics device, including reactor, the reactor are provided with feed arrangement and drawing mechanism, the charging
Device is arranged on the upper end of the reactor, and the drawing mechanism is arranged on outside the lower end of the reactor, the reactor
Wall is provided with heating net, it is characterised in that the reactor is tapered, and the upper end of the reactor is fixedly connected with hollow stirring
Axle, the upper end of the agitating shaft is fixedly connected with the first motor and condenser pipe, and the one end of the condenser pipe away from agitating shaft is fixed
Condenser is connected, the inside of the agitating shaft is provided with the column plate of folded form, and the agitating shaft lower end is provided with multiple horizontal stirring rod,
The outer wall of the agitating shaft is provided with multiple steam holes.
2. cracking of waste plastics device as claimed in claim 1, it is characterised in that the feed arrangement includes feed pipe, institute
State and also be provided with outside feed pipe heating net, the feed pipe is fixedly mounted on reactor, and spiral transferring is arranged with the feed pipe
Bar is sent, the feed pipe is provided with charging aperture, and the one end of the spiral conveyor rod away from reactor is fixedly connected with the second motor.
3. cracking of waste plastics device as claimed in claim 2, it is characterised in that wrap up one layer of guarantor in the outside of the heating net
Insulating barrier is scribbled in warm layer, the external contacting surface of the heat-insulation layer.
4. cracking of waste plastics device as claimed in claim 3, it is characterised in that the inwall of the reactor is provided with and is tilted towards
Under baffle plate, the angle of the baffle plate and reactor side wall is 60 degree.
5. cracking of waste plastics device as claimed in claim 4, it is characterised in that the end of the horizontal stirring rod is provided with and scraped
Knife.
6. cracking of waste plastics device as claimed in claim 5, it is characterised in that deposited provided with the dregs of fat bottom of the reactor
Put groove.
7. cracking of waste plastics device as claimed in claim 6, it is characterised in that the feed arrangement, drawing mechanism and oil
Slag storage tank at the reactor link position respectively with being equipped with sealing ring and insulation ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621309585.6U CN206328339U (en) | 2016-12-01 | 2016-12-01 | Cracking of waste plastics device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621309585.6U CN206328339U (en) | 2016-12-01 | 2016-12-01 | Cracking of waste plastics device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206328339U true CN206328339U (en) | 2017-07-14 |
Family
ID=59288953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621309585.6U Expired - Fee Related CN206328339U (en) | 2016-12-01 | 2016-12-01 | Cracking of waste plastics device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206328339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139105A (en) * | 2019-12-30 | 2020-05-12 | 中国化学工程第十三建设有限公司 | Water gas generator |
-
2016
- 2016-12-01 CN CN201621309585.6U patent/CN206328339U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139105A (en) * | 2019-12-30 | 2020-05-12 | 中国化学工程第十三建设有限公司 | Water gas generator |
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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: 20170714 Termination date: 20201201 |