CN206339041U - A kind of microwave drier of simple plastics particulate material - Google Patents
A kind of microwave drier of simple plastics particulate material Download PDFInfo
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- CN206339041U CN206339041U CN201621442730.8U CN201621442730U CN206339041U CN 206339041 U CN206339041 U CN 206339041U CN 201621442730 U CN201621442730 U CN 201621442730U CN 206339041 U CN206339041 U CN 206339041U
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- drying chamber
- nitrogen
- pipe
- drying
- particulate material
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Abstract
The utility model discloses a kind of microwave drier of simple plastics particulate material, including drying chamber, the drying chamber first half is cylinder, lower half is conical bottom, the dry tank wall both sides are fixedly connected support, the drying chamber upper end is provided with charging aperture, the drying chamber lower end is provided with discharging opening, microwave source is connected by waveguide on the dry pot sidewall, nitrogen cylinder is connected by nitrogen delivery pipe, the nitrogen delivery pipe is stretched into the drying chamber, and the nitrogen delivery pipe gas outlet is located at downwards the drying chamber interior lower end, the drying chamber upper end is additionally provided with blast pipe, the blast pipe is provided with check valve one, the upper end of check valve one is provided with air filtering core.The drying device consumption power of the utility model design is small, and arid cycle is short, and production cost is low, is worth promotion and application energetically.
Description
Technical field
The utility model belongs to drying device technical field, more particularly to a kind of microwave drying of simple plastics particulate material
Device.
Background technology
Before plastic product machine-shaping, it is a wherein mostly important ring that the raw material of plastics, which are dried,
Section.At present generally using being heated in drying device using heating wire in industry, while using air blower by the heat of generation
Amount is blown into drying device, and plastic raw materials are dried.But this drying mode power consumption is excessive, arid cycle is long, raw
Producing in high cost, and drying process can uninterruptedly outwardly environmental emission heat and dust.
It is those skilled in that art's skill urgently to be resolved hurrily therefore, because there is above-mentioned technological deficiency in the prior art
Art problem.
Utility model content
The purpose of this utility model is to provide a kind of microwave drier of simple plastics particulate material, it is intended to solved existing
Power is consumed present in some drying modes greatly, arid cycle is long, the problems such as production cost is high.
The utility model is achieved in that
A kind of microwave drier of simple plastics particulate material, including drying chamber, the drying chamber first half are cylinder,
Lower half is conical bottom, and the dry tank wall both sides are fixedly connected support, and the drying chamber upper end is provided with charging aperture, described dry
Dry tank lower end is provided with discharging opening；
Microwave source is connected by waveguide on the dry pot sidewall, nitrogen cylinder, the nitrogen are connected by nitrogen delivery pipe
Letter shoot is stretched into the drying chamber, and the nitrogen delivery pipe gas outlet is located at downwards the drying chamber interior lower end, institute
State drying chamber upper end and be additionally provided with blast pipe, the blast pipe is provided with check valve one, and the upper end of check valve one is provided with air filter
Core.
It is preferred that, the nitrogen delivery pipe gas outlet is provided with outlet disk, and the outlet disk upper and lower end is equipped with outlet
Mouthful, upper end gas outlet quantity is more than lower end gas outlet quantity, and gas outlet described in upper end is towards different angles.
It is preferred that, also including circulation pipe, the lower section of check valve one blast pipe is connected on circulation pipe, the circulation pipe
Check valve two, drying box and booster pump are sequentially provided with, the circulation pipe end is connected in the nitrogen delivery pipe, the drying box
Provided with drier.
It is preferred that, the drying box internal desiccant is discoloration silica gel.
It is preferred that, the charging aperture includes feed hopper, communicating pipe, slot and plate, and the feed hopper lower end is connected
Pipe, connects the drying chamber upper end communicating pipe, and the connection tube side wall is provided with slot, the slot and is provided with and its phase
The plate of matching；The structure of the discharging opening is identical with the feeding inlet structure.
It is preferred that, the drying nitrogen volume ratio in the nitrogen cylinder is 99.99%.
Drying principles of the present utility model are：Because microwave has larger penetration capacity, plastic grain can be made during heating
Internal directly to produce heat, inside and outside to heat simultaneously, the water inside plastic grain can soon be heated and directly be evaporated,
It is heated in a short period of time and dry.But it is due to that microwave constantly reflects in drying chamber, is constantly present certain a few poly-
Collect point, in order to avoid making the raw material at these accumulation point positions because temperature is too high and melts, it is necessary to toward drying tube while drying
The drying nitrogen of certain pressure is inside poured, the drying nitrogen being so blown into can just blow afloat material, can thus make plastics
Raw material is uniformly dried, and effectively prevent microwave in focal spot, temperature is too high to the heating of same material melts material
Change, during drying nitrogen is filled, nitrogen out of drying chamber can also take the moisture in drying chamber out of by check valve.
The beneficial effects of the utility model are：
1st, microwave drying power consumption is small, and relative to existing drying mode, its drying cost is substantially reduced.
2nd, arid cycle is short, and experiment shows the microwave source that power is 1KW, it is possible to which the plastics that 25Kg is dried in 1h are former
Material.
3rd, drying property is relative to existing drying mode, and performance is more preferable.
4th, to a certain extent, nitrogen can also be reused, reduction production drying cost.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment 1；
Fig. 2 is the structural representation of the utility model embodiment 2；
Fig. 3 is the structural representation of the utility model embodiment 3；
Fig. 4 is the structural representation of the utility model middle charging aperture；
In figure：1 is drying chamber, and 2 be support, and 3 be charging aperture, and 31 be feed hopper, and 32 be communicating pipe, and 33 be slot, and 34 are
Plate, 4 be discharging opening, and 5 be microwave source, and 6 be waveguide, and 7 be nitrogen cylinder, and 8 be nitrogen delivery pipe, and 9 be blast pipe, and 10 be unidirectional
Valve one, 11 be air filtering core, and 12 be outlet disk, and 13 be gas outlet, and 14 be circulation pipe, and 15 be check valve two, and 16 be drying box, 17
It is drier for booster pump, 18.
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 to explain
The utility model, is not used to limit the utility model.
Embodiment 1：
Fig. 1 and Fig. 4 show basic structure of the present utility model, a kind of microwave drying dress of simple plastics particulate material
Put, including drying chamber 1, the first half of drying chamber 1 is cylinder, and lower half is conical bottom, and why the drying chamber 1 is designed to
Up big and down small structure, is to blow afloat mixing to plastic grain progress because so facilitating nitrogen to enter after drying chamber 1.The drying
The outer wall both sides of tank 1 are fixedly connected support 2, and the support 2 can be fixed on ground, to increase the stability of whole device.Institute
The upper end of drying chamber 1 is stated provided with charging aperture 3, the lower end of drying chamber 1 is provided with discharging opening 4, during drying, the charging aperture
3 and discharging opening 4 be in closing state.
Microwave source 5 is connected by waveguide 6 on the side wall of drying chamber 1, nitrogen cylinder 7, institute are connected by nitrogen delivery pipe 8
Nitrogen delivery pipe 8 is stated to stretch into the drying chamber 1, and the gas outlet of the nitrogen delivery pipe 8 is located inside the drying chamber 1 downwards
Lower end, more accurately says it is that, positioned at the lower end of the lower half of drying chamber 1, such high pressure nitrogen enters in the drying chamber 1
Afterwards, the plastic grain in whole drying chamber 1 can be carried out blowing afloat mixing.The upper end of drying chamber 1 is additionally provided with blast pipe 9, institute
Blast pipe 9 is stated provided with check valve 1, the upper end of check valve 1 is provided with air filtering core 11, and nitrogen can be drying chamber 1
Interior moisture is taken out of by check valve 1 out of drying chamber 1, in order to avoid the particle in outside air carries out check valve 1
In, so installing air filtering core 11 on check valve 1.
Specifically, the charging aperture 3 is included under feed hopper 31, communicating pipe 32, slot 33 and plate 34, the feed hopper 31
End connects pipe 32, connects the upper end of drying chamber 1 communicating pipe 32, the specific rectangular cross-section of communicating pipe 32,
The side wall of communicating pipe 32 is provided with slot 33, the slot 33 provided with the plate 34 matched with it, when needing charging,
Plate 34 is extracted out from slot 33, after the completion of charging, plate 34 is turned back in slot 33, it is simple to operate, it can also protect
Demonstrate,prove closure of the drying chamber 1 in drying process；The structure of the discharging opening 4 is identical with the structure of charging aperture 3, plastic grain
Dry after finishing, discharged from discharging opening 4, the method for discharging is identical with the method fed, repeats no more.
Specifically, the drying nitrogen volume ratio in the nitrogen cylinder 7 is 99.99%.
The course of work of the present embodiment is：
Plastic grain is added in drying chamber 1 from charging aperture 3, and then waveguide 6 is by the incoming drying chamber 1 of microwave, with this
Meanwhile, the nitrogen in nitrogen cylinder 7 enters in drying chamber 1, and high pressure nitrogen constantly blows afloat the plastic grain in drying chamber 1 mixed
Close, plastic grain is dried microwave, and the vapor being evaporated in drying process is under the drive of nitrogen from the row of blast pipe 9
Go out, dried plastic grain discharges from the discharging opening 4 of the lower end of drying chamber 1.
Embodiment 2：
Basic structure as described in Example 1, further, as shown in Fig. 2 on the gas outlet 13 of the nitrogen delivery pipe 8
Provided with outlet disk 12, the upper and lower end of outlet disk 12 is equipped with gas outlet 13, and the quantity of upper end gas outlet 13 is more than lower end gas outlet
13 quantity, the setting difference of quantity, which is mainly, considers that the plastic grain to be dried of the lower end of outlet disk 12 is less than the upper end of outlet disk 12
, and gas outlet 13 described in upper end is towards different angles, is to realize blow in the range of 180 ° of plane towards different angle purposes
Gas, increases the scope and effect of mixing, further enhances dry effect.
The course of work of the present embodiment is：
Plastic grain is added in drying chamber 1 from charging aperture 3, and then waveguide 6 is by the incoming drying chamber 1 of microwave, with this
Meanwhile, the nitrogen in nitrogen cylinder 7 enters in drying chamber 1, in the presence of outlet disk 12, and high pressure nitrogen sufficiently enters drying chamber
The plastic grain in drying chamber 1 is constantly blown afloat into mixing in 1, plastic grain is dried microwave, evaporated in drying process
Vapor out is discharged under the drive of nitrogen from blast pipe 9, discharging opening of the dried plastic grain from the lower end of drying chamber 1
4 dischargings.
Embodiment 3：
Basic structure as described in Example 2, further, as shown in figure 3, also include circulation pipe 14, the check valve
Check valve 2 15, drying box 16 are sequentially provided with the one 10 lower sections connection of blast pipe 9 circulation pipe 14, the circulation pipe 14 and are increased
Press pump 17, the end of circulation pipe 14, which is connected, is provided with drier 18 in the nitrogen delivery pipe 8, the drying box 16, with water
The nitrogen of steam enters after blast pipe 9, in the presence of booster pump 17, can enter circulation pipe 14, be dried by drying box 16
After be again introduced into drying chamber 1 and be circulated and use, greatly save the use cost of nitrogen, decrease the heat outwardly discharged
Amount.
Specifically, the internal desiccant 18 of drying box 16 is discoloration silica gel.
The course of work of the present embodiment is：
Plastic grain is added in drying chamber 1 from charging aperture 3, and then waveguide 6 is by the incoming drying chamber 1 of microwave, with this
Meanwhile, the nitrogen in nitrogen cylinder 7 enters in drying chamber 1, in the presence of outlet disk 12, and high pressure nitrogen sufficiently enters drying chamber
The plastic grain in drying chamber 1 is constantly blown afloat into mixing in 1, plastic grain is dried microwave, is first turned on check valve
One 10, the vapor being evaporated in drying process is discharged under the drive of nitrogen from blast pipe 9, because in script drying chamber 1
Can exist some air, air also can slowly therewith nitrogen discharge, after exhaust a period of time after, close check valve 1, open
Check valve 2 15, the nitrogen for being mixed with vapor enters circulation pipe 14, is again introduced into after being dried through the drier 18 in drying box 16
Drying chamber 1, which is circulated, to be used, the valve at the same time closed on gas cylinder, and last dried plastic grain is under drying chamber 1
The discharging opening 4 at end discharges.
It is not new to this practicality although above-mentioned embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Field technique personnel would not require any inventive effort the various modifications that can be made or deform still in protection of the present utility model
Within the scope of.
Claims (6)
1. a kind of microwave drier of simple plastics particulate material, it is characterised in that：Including drying chamber, the drying chamber upper half
Portion is cylinder, and lower half is conical bottom, and the dry tank wall both sides are fixedly connected support, and the drying chamber upper end is provided with charging
Mouthful, the drying chamber lower end is provided with discharging opening；
Microwave source is connected by waveguide on the dry pot sidewall, nitrogen cylinder is connected by nitrogen delivery pipe, the nitrogen is defeated
Pipe is sent to stretch into the drying chamber, and the nitrogen delivery pipe gas outlet is located at downwards the drying chamber interior lower end, it is described dry
Dry tank upper end is additionally provided with blast pipe, and the blast pipe is provided with check valve one, and the upper end of check valve one is provided with air filtering core.
2. a kind of microwave drier of simple plastics particulate material as claimed in claim 1, it is characterised in that：The nitrogen
Delivery pipe gas outlet is provided with outlet disk, and the outlet disk upper and lower end is equipped with gas outlet, and upper end gas outlet quantity is more than lower end
Gas outlet quantity, and gas outlet described in upper end is towards different angles.
3. a kind of microwave drier of simple plastics particulate material as claimed in claim 2, it is characterised in that：Also include following
Check valve two, drying box are sequentially provided with endless tube, the lower section of the check valve one blast pipe connection circulation pipe, the circulation pipe
And booster pump, the circulation pipe end, which is connected, is provided with drier in the nitrogen delivery pipe, the drying box.
4. a kind of microwave drier of simple plastics particulate material as claimed in claim 3, it is characterised in that：The drying
Case internal desiccant is discoloration silica gel.
5. a kind of microwave drier of simple plastics particulate material as described in claim 1-4 any bars, it is characterised in that：
The charging aperture includes feed hopper, communicating pipe, slot and plate, and the feed hopper lower end connects pipe, connects the communicating pipe
The drying chamber upper end is connect, the connection tube side wall is provided with slot, the slot provided with the plate matched with it；It is described
The structure of discharging opening is identical with the feeding inlet structure.
6. a kind of microwave drier of simple plastics particulate material as described in claim 1-4 any bars, it is characterised in that：
Drying nitrogen volume ratio in the nitrogen cylinder is 99.99%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621442730.8U CN206339041U (en) | 2016-12-27 | 2016-12-27 | A kind of microwave drier of simple plastics particulate material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621442730.8U CN206339041U (en) | 2016-12-27 | 2016-12-27 | A kind of microwave drier of simple plastics particulate material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206339041U true CN206339041U (en) | 2017-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621442730.8U Active CN206339041U (en) | 2016-12-27 | 2016-12-27 | A kind of microwave drier of simple plastics particulate material |
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| Country | Link |
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| CN (1) | CN206339041U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107496571A (en) * | 2017-09-29 | 2017-12-22 | 山西文冠果科技有限公司 | Efficient swing shiny-leaved yellowhorn green-keeping machine |
| CN107965992A (en) * | 2017-12-29 | 2018-04-27 | 天津莱沃真空干燥设备制造有限公司 | The device and application method of a kind of superfines of dried recovered containing volatile solvent |
-
2016
- 2016-12-27 CN CN201621442730.8U patent/CN206339041U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107496571A (en) * | 2017-09-29 | 2017-12-22 | 山西文冠果科技有限公司 | Efficient swing shiny-leaved yellowhorn green-keeping machine |
| CN107965992A (en) * | 2017-12-29 | 2018-04-27 | 天津莱沃真空干燥设备制造有限公司 | The device and application method of a kind of superfines of dried recovered containing volatile solvent |
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