CN107655280A - A kind of drying device of hydrous waste plastic - Google Patents

A kind of drying device of hydrous waste plastic Download PDF

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Publication number
CN107655280A
CN107655280A CN201610587751.7A CN201610587751A CN107655280A CN 107655280 A CN107655280 A CN 107655280A CN 201610587751 A CN201610587751 A CN 201610587751A CN 107655280 A CN107655280 A CN 107655280A
Authority
CN
China
Prior art keywords
hothouse
wall
drying device
sealing
air
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610587751.7A
Other languages
Chinese (zh)
Inventor
兰红娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Naisen Environmental Technology Co Ltd
Original Assignee
Changzhou Naisen Environmental Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changzhou Naisen Environmental Technology Co Ltd filed Critical Changzhou Naisen Environmental Technology Co Ltd
Priority to CN201610587751.7A priority Critical patent/CN107655280A/en
Publication of CN107655280A publication Critical patent/CN107655280A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
    • F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/003—Supply-air or gas filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/005—Treatment of dryer exhaust gases
    • F26B25/007—Dust filtering; Exhaust dust filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B2017/001—Pretreating the materials before recovery
    • 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
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Abstract

Supported the use the present invention relates to one kind with waste plastic cracking processing unit, the withering device of waste plastic of moisture is carried to surface.The device of the present invention is by pedestal, motor, hothouse, the charging aperture and discharging opening being arranged on hothouse are formed, its hothouse is circular section, barrel is provided with passage, the Cylinder shape constructional element that can be rotated about the axis thereof, the axis of hothouse is 8 ~ 15 degree with horizontal plane angle, the outer wall of sealing is provided with outside hothouse, make to form a space between the outer wall of sealing and hothouse outer tube wall, blast pipe and exhaust duct are respectively arranged with the outer wall of sealing, it is divided into air intake area and exhaust zone with the space outside hothouse cylinder in outer wall, a drying unit is formed by each pair air inlet and exhaust outlet in hothouse.

Description

A kind of drying device of hydrous waste plastic
Technical field
The present invention relates to a kind of drying device, is exactly a kind of to the waste plastic containing moisture content, is particularly its surface The withering device of waste plastic of moisture is carried, this device is typically supporting with waste plastic cracking processing unit Use.The device of the present invention is made up of pedestal, motor, hothouse, the charging aperture being arranged on hothouse and discharging opening.
Background technology
To ensure the quality of product and being normally carried out processing technology, often needed to plastic raw materials before plastic processing is carried out Processing is dried.As Chinese utility model patent 03258129.7 discloses a kind of plastic drying device, the patent has One heating tank and a dry slot, the dry slot are provided with a blower fan, by outside for placing plastics to be dried at the top of the heating tank Boundary's air is pumped into the heating tank, and a heater is set in the heating tank；Heater jacket is provided with a cover body, and the cover body has one Opening directed downwardly, the space inside the heating tank is set to divide into an inner flow passage and an outer flow passage by the cover body, the cover body is remote should One end of opening is provided with an ajutage so that wind is delivered into the dry slot.Chinese utility model patent 8821025.1 discloses a kind of machine The mixing of tool oscillatory type, it is granulated, drying device, it is made up of motor, air compartment, operating room, filter chamber, spray moisturing device etc., work When, it spirality motion again while making the material seethe with excitement, reaches homogeneous mixed by being vibrated to material and be blown into hot blast Close, be granulated, dry.It is introduced that this device can be used for the row such as pharmacy, food, chemical industry, dyestuff, ceramics, mining industry, plastics, feed Industry.
One kind that elimination waste plastics pollutes is treated as to waste plastics progress thermal cracking resource in recent years effectively to arrange Apply, and to the waste plastics of recovery carry out thermal cracking resource processing when due to plastic garbage in be rich in moisture, cause in production A large amount of heat energy are wasted, while the cracking of plastics can be influenceed.To overcome this problem, it is also desirable to plastic garbage is dried in advance Processing.But the special waste plastics drying equipment of maturation is there is no at this stage, and foregoing plastic drying device is not particularly suited for handling Plastic garbage, also it is unfavorable for carrying out cracking processing even if the plastics after handling using aforementioned means.
The content of the invention
The present invention disclose it is a kind of can be with plastic cracking matched with devices to the withering device of plastic garbage.
The drying device of the hydrous waste plastic of the present invention, by pedestal, motor, hothouse, it is arranged at entering on hothouse Material mouth and discharging opening are formed, and its hothouse is the Cylinder shape constructional element of circular section, and its barrel is provided with passage, the axis of hothouse and Horizontal plane angle is 8~15 degree, and charging aperture is high-end located at hothouse, and discharging opening is located at the low side of hothouse, and hothouse passes through Motor, decelerator effect can be rotated about the axis thereof, and the outer wall of sealing is provided with outside hothouse, is made outside the outer wall and hothouse of sealing A space is formed between barrel, is respectively arranged with blast pipe and exhaust duct at the outer wall of sealing, in the corresponding of sealing outer wall and Symmetrical position be respectively arranged with pairs connection blast pipe and exhaust duct air port, in outer wall with the space outside hothouse cylinder Two elastic skeleton rubber seals are inside symmetrically arranged with, make to be divided into air intake area and row with the space outside hothouse cylinder in outer wall Wind area, a drying unit is formed by each pair air inlet and exhaust outlet in hothouse.Done at least two in the device of the present invention This device of the dry unit present invention can make through hole of the plastics on through air inlet and hothouse barrel in hothouse The motion of similar boiling-like is produced in the presence of into the air-flow in hothouse, and low side is gradually slided to by high-end charging aperture Discharging opening, progressively removes the moisture content of plastic garbage surface carrying in this motion process, and is processed in the drying process Plastics do not change in itself, do not interfere with behind will carry out cracking processing.
In the drying device of the present invention, inwardly protruded floor is provided with the barrel of its hothouse, air inlet is located at drying The bottom of room, exhaust outlet are located at the top of hothouse.On the one hand the raised rib structure dried in locular wall can make hothouse Strength and stiffness be improved, on the other hand when hothouse is rotatable around its axis rib structure can in it plastics produce The agitaion of similar agitating paddle, it can produce plastics and more sufficiently stir；Plastics are made more fully to be contacted with dry gas stream； Air inlet is arranged at the bottom of hothouse, and exhaust outlet is arranged at the structure at the top of hothouse and can make the wind into hothouse will Plastics in it are blown afloat upwards, float plastics, further enhance dry effect.
The valve of quantity-adjustable is provided with each air inlet and exhaust outlet of the present invention, can be by adjusting each valve Aperture control air quantity, make the present invention be in optimal condition of work under.
According to the experiment of correlation, drying chamber axis of the invention is 10 degree with horizontal plane angle and has optimal effect.
In the drying device of the present invention, cool air hose and warm-air pipe, quantity-adjustable are respectively arranged with the upstream of blast pipe Valve and one be used for cold-hot wind is mixed and improves the blower fan of blast, the downstream of blower fan is provided with temperature element, adopted The temperature for the dry wind that can make to enter in hothouse with this structure is controlled, and both can farthest improve the dry of device Dry efficiency, it can avoid again because of the plastics coking caused by hot blast temperature is too high the problem of.
In the drying device of the present invention, the downstream of exhaust duct is provided with dust arrester, the device through the present invention can be made The dust from gas amount of discharge substantially reduces, and avoids the pollution to environment.
The results showed optimal treatment effect can be had by being made up of in the device of the present invention four drying units.
Brief description of the drawings
Accompanying drawing is implementation one embodiment of the invention, wherein：Fig. 1 is the hothouse and sealing outer wall construction of the present invention Longitudinal profile schematic diagram, wherein the part of the passage 23 on barrel employs the technique of painting of partial enlargement；Fig. 2 is hothouse Horizontal section schematic diagram with sealing outer wall construction；Fig. 3 is blast pipe upstream structure schematic diagram；Fig. 4 is removing for exhaust duct downstream Dirt schematic device；Fig. 5 is support roller position close-up schematic view in Fig. 1.
In above-mentioned figure each component names and marked as：Cool air hose 1, warm-air pipe 2, the manually-operated gate 3 in cool air hose 1, Manually-operated gate 4 in warm-air pipe 2, cold and hot mixing wind control valve 5, blower fan 6, temperature measuring equipment 7, electric control cabinet 8, pedestal 9, blast pipe 10, roller 11, motor and decelerator 12, air inlet 13 are held in the palm, adjust the valve 14 of intake, the sealing of skeleton elastic caoutchouc 15, floor 16, hothouse (cylinder) 17, the valve 18 of exhaust air rate is adjusted, air outlet 19 seals outer wall 20, and skeleton elastic caoutchouc is close Envelope 21, charging aperture guide plate 22, the passage 23 on barrel, exhaust duct 24, deduster 25, air-introduced machine 26, subiculum roller 27, go out Material mouth and discharging guide plate 28, the tail end 29 of reclaiming plate, backing ring 30.
Embodiment
The present invention is below in conjunction with accompanying drawing explanation：
Referring to Fig. 1 and Fig. 2, device of the invention by seal outer wall 20, in outer wall 20 and can opposite outer walls 20 rotate Hothouse 17, driving hothouse 17 motor and decelerator 12 that rotate, and blast pipe 10 and exhaust duct 24 form, wherein： Hothouse 17 is the cylindrical part of circular section.In the front end of hothouse, i.e., one end that motor reducer is provided with figure is provided with Charging aperture and feeding guide-plate 22, the tail end of hothouse are provided with discharging opening and discharging guide plate 28.Ventilation is provided with the wall of hothouse Hole 23, wall are internally provided with inwardly protruded floor 16.A space between this sealing outer wall 20 and hothouse 17 be present, dry Blast pipe 10 and exhaust duct 24 are provided with room.It is respectively arranged with blast pipe 10 and exhaust duct 24 several with sealing outer pars intramuralis (namely sealing outer wall and the space between hothouse) connects air inlet 13 and exhaust outlet 19, the number of air inlet 13 and exhaust outlet 19 Measure it is equal, and air inlet 13 positioned at sealing outer wall the lower right corner at, exhaust outlet 19 positioned at sealing outer wall left upper.Sealing is outer The upper right corner and the upper left corner of wall 20 are respectively arranged with skeleton elastic caoutchouc sealing 21 and 15, and skeleton elastic caoutchouc seals 21 and 15 One end is fixed on sealing outer wall, and the other end makes to be to seal the space between outer wall and hothouse with being posted by the wall of hothouse It is divided into the exhaust zone on the left side and the air intake area on the right.One is formed by each pair air inlet and exhaust outlet dry list in the present invention Member.Support roller 11 and 27 is respectively fixed with before and after pedestal, wherein height of the height of support roller 11 higher than support roller 27, in hothouse The front and rear end of barrel respectively has one section to be not provided with being fixedly installed backing ring 30 on the part of passage respectively, and backing ring 30 is put respectively Leveled with a roller in support on 11 and 27, referring to Fig. 5, hothouse 17 is set in low shape after preceding height, but it is dry due to asking the effect of roller to constrain The motion of dry room vertically.With horizontal plane angle in the range of 8 to 15 degree, related experiment shows when folder the longitudinal axis of hothouse Effect is optimal when angle is 10 degree.Apparatus of the present invention can also install electromagnetism sorting mechanism in discharge outlet, in drying operation The metal object for having been detached from bonding and winding is separated.
Referring to Fig. 3, the upstream of blast pipe 10 is provided with cool air hose 1 and warm-air pipe 2；Hand-operated valve is provided with cool air hose 1 Door 3, is provided with manually-operated gate 4 in warm-air pipe 2；Cold and hot mixing wind control valve 5 is provided with after valve 3 and 4, after valve 5 Blower fan 6 is provided with, blower fan efferent duct connection blast pipe 10, temperature measuring equipment 7, the temperature that temperature measuring equipment 7 measures are additionally provided with it Spend signal and be sent into electric control cabinet 8, and blower fan 6 and valve 5, and motor 12 and each air inlet are controlled according to measured signal The valve 18 of regulation exhaust air rate set by the valve 14 and each exhaust outlet of set regulation intake.
Referring to Fig. 4, the downstream of exhaust duct 24 is connected to air-introduced machine 26 and deduster 25..
The withering process of the present invention is as follows：Waste plastics enters in hothouse 17 through feeding guide-plate 22, due to dry Dry room is in tilted layout, and is slowly slided by dry material under its Action of Gravity Field to the tail end of hothouse, simultaneously because hothouse Rotate about the axis thereof, the floor 16 set in hothouse 17 produces the agitaion of similar agitating paddle to material, assists material drift Move, while be arranged at passage 23 of the air-flow through drying on locular wall that the air inlet 13 below hothouse is blown into and enter in hothouse Portion will make plastics blow afloat floating upwards, form similar boiling-like and move, and surface of material is fully acted on air-flow, gradually make The moisture drying of surface of material is carried on, finally dry material is discharged from discharging opening and discharging guide plate 28.Make being dried During industry, the warm-air pipe 2 in apparatus of the present invention can be heated directly with thermal cracker in waste heat caused by cracking process, Can so the energy be made full use of, while by control valve 5, or manually control valve 3 and 4, make to enter drying The gas flow temperature of room 17 is controlled, and so can both obtain optimal Drying Technology Parameter, while can also be avoided dry because entering The gas flow temperature of dry room is too high and causes material by coking.

Claims (7)

1. a kind of drying device of hydrous waste plastic, by pedestal, motor, hothouse, the charging aperture being arranged on hothouse and Discharging opening is formed, it is characterized in that hothouse is the Cylinder shape constructional element of circular section, its barrel is provided with passage, the axis of hothouse and Horizontal plane angle is 8~15 degree, and charging aperture is high-end located at hothouse, and discharging opening is located at the low side of hothouse, and hothouse passes through Motor, decelerator effect can be rotated about the axis thereof, and the outer wall of sealing is provided with outside hothouse, is made outside the outer wall and hothouse of sealing A space is formed between barrel, is respectively arranged with blast pipe and exhaust duct at the outer wall of sealing, in the corresponding of sealing outer wall and Symmetrical position be respectively arranged with pairs connection blast pipe and exhaust duct air port, in outer wall with the space outside hothouse cylinder Two elastic skeleton rubber seals are inside symmetrically arranged with, make to be divided into air intake area and row with the space outside hothouse cylinder in outer wall Wind area, a drying unit is formed by each pair air inlet and exhaust outlet in hothouse, at least two in the apparatus of the present Drying unit.
2. drying device according to claim 1, it is characterised in that inwardly protruded floor is provided with the barrel of hothouse, Air inlet is located at the bottom of hothouse, and exhaust outlet is located at the top of hothouse.
3. drying device according to claim 2, it is characterised in that be provided with each air inlet and exhaust outlet adjustable The valve of air quantity.
4. drying device according to claim 3, it is characterised in that the axis of hothouse is 10 degree with horizontal plane angle.
5. according to the drying device described in claim 1 or 2 or 3 or 4, it is characterised in that the upstream of blast pipe is respectively arranged with cold Airduct and warm-air pipe, the valve of quantity-adjustable and one are used to mix cold-hot wind and improve the blower fan of blast, in blower fan Downstream be provided with temperature element.
6. drying device according to claim 5, it is characterized in that the downstream of exhaust duct is provided with dust arrester.
7. drying device according to claim 6, it is characterized in that whole device is made up of four drying units.
CN201610587751.7A 2016-07-25 2016-07-25 A kind of drying device of hydrous waste plastic Pending CN107655280A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610587751.7A CN107655280A (en) 2016-07-25 2016-07-25 A kind of drying device of hydrous waste plastic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610587751.7A CN107655280A (en) 2016-07-25 2016-07-25 A kind of drying device of hydrous waste plastic

Publications (1)

Publication Number Publication Date
CN107655280A true CN107655280A (en) 2018-02-02

Family

ID=61126894

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610587751.7A Pending CN107655280A (en) 2016-07-25 2016-07-25 A kind of drying device of hydrous waste plastic

Country Status (1)

Country Link
CN (1) CN107655280A (en)

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WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180202

WD01 Invention patent application deemed withdrawn after publication