CN105783452A - Inner cylinder of self-heating drum drying machine - Google Patents
Inner cylinder of self-heating drum drying machine Download PDFInfo
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- CN105783452A CN105783452A CN201410815577.8A CN201410815577A CN105783452A CN 105783452 A CN105783452 A CN 105783452A CN 201410815577 A CN201410815577 A CN 201410815577A CN 105783452 A CN105783452 A CN 105783452A
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- inner core
- inner cylinder
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Abstract
The invention discloses an inner cylinder of a self-heating drum drying machine. The inner cylinder is characterized by comprising an inner cylinder body; rotating shafts are arranged at two ends of the inner cylinder body; a thermal insulation layer, an electric heating layer and a thin-wall heat conducting layer are arranged on the outer peripheral wall of the inner cylinder body in sequence from inside to outside; and grooves for accommodating heat conducting mediums are annularly and uniformly distributed in the outer peripheral wall of the thin-wall heat conducting layers. The inner cylinder of the self-heating drum drying machine is provided with the electric heating layer on the outer peripheral wall of the inner cylinder body for realizing heating of the heat conducting mediums, and is provided with the grooves in the thin-wall heat conducting layer; and when the inner cylinder body rotates, the heat conducting mediums stored in the grooves rotate along with the inner cylinder body to spray on the inner wall of the outer cylinder, so that the outer cylinder is heated to dry materials on the outer surface of the outer cylinder.
Description
Technical field
The invention belongs to drying equipment technical field, concrete is a kind of inner core for roller drier.
Background technology
Roller drying device is a kind of in thermo-conducting manner the liquid material or slurry being attached to cylinder body outer wall to be heated, so as to the constant pressure and dry equipment of moisture vaporization.When cylinder slowly rotates, material is that film like is attached to outer surface of cylinder, and moisture is gasified, and dissipates in surrounding air, and the siccative being attached to outer wall is scraped by scraper in the form of sheets, falls into discharging opening.Owing to the heat transfer type of roller drying device is from inside to outside, having the advantage that cloth is uniform, the bed of material is thin, thermograde is big, heat utilization efficiency is high, in Chemical Manufacture, Application comparison is extensive.
Existing roller heating device is generally adopted hot oil-deflecting type roller drying device, and hot oil-deflecting type roller drying device generally comprises urceolus and the inner core being arranged in urceolus, in dry run, and inner core transfixion.Between urceolus and inner core, it is provided with the spraying mechanism for spraying thermal conductance oil, utilizes thermal conductance oil-piping to be input to by thermal conductance oil from outside between urceolus and inner core and spray the purpose realizing conduction of heat.Although this hot oil-deflecting type roller drying device disclosure satisfy that instructions for use to a certain extent, but, the relatively low thermal conductance oil of the temperature that is trapped between urceolus and inner core is difficult to timely discharge, causes the non-uniform temperature between urceolus and inner core, drying effect is also bad, is unfavorable for energy-saving and cost-reducing and reduces discharging.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of self-heating type roller drier inner core, the heating to heat conducting medium can not only be realized, and heat conducting medium can be sprayed on desiccant outer tube inner wall.
For reaching above-mentioned purpose, the present invention provides following technical scheme:
A kind of self-heating type roller drier inner core, including inner core body, the two ends of described inner core body are provided with rotating shaft, and the periphery wall of described inner core body is sequentially provided with thermal insulation layer, electric heating layer and thin-walled heat-conducting layer from the inside to the outside, on the periphery wall of described thin-walled heat-conducting layer, annular is laid with the groove for holding heat conducting medium.
Further, on the periphery wall of described thin-walled heat-conducting layer, annular is laid with helical teeth, forms described groove between the periphery wall of described helical teeth and described thin-walled heat-conducting layer.
Further, it is provided with electrical heating wire in described electric heating layer.
Further, described electrical heating wire is spirally wound on the periphery wall of described thermal insulation layer or along the uniform setting of generatrix direction of described thermal insulation layer.
The beneficial effects of the present invention is:
The self-heating type roller drier inner core of the present invention, by arranging electric heating layer on the periphery wall of inner core body, it is capable of the heating to heat conducting medium, and by arranging groove on thin-walled heat-conducting layer, when inner core body rotates, the heat conducting medium stockpiled in groove rotates along with inner core body and is sprayed on outer tube inner wall, urceolus is made to be subject to the material of heated drying urceolus outer surface, namely heat conducting medium can directly be heated by the self-heating type roller drier inner core of the present invention, and heat conducting medium is sprayed to outer tube inner wall, heat conducting medium heater and heat conducting medium blood circulation need not be separately provided again, can effectively simplify structure, reduce cost of investment, and the efficiency of heating surface is high, heat exchanger effectiveness can be improved.
Accompanying drawing explanation
In order to make the purpose of the present invention, technical scheme and beneficial effect clearly, the present invention provides drawings described below to illustrate:
Fig. 1 is the structural representation of self-heating type roller drier inner core embodiment of the present invention；
Fig. 2 is the A detail drawing of Fig. 1；
Fig. 3 is the structural representation of the self-heating type roller drier adopting the present embodiment inner core；
Fig. 4 is the left view of Fig. 2.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described, so that those skilled in the art can be better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As it is shown in figure 1, be the structural representation of self-heating type roller drier inner core embodiment of the present invention.The self-heating type roller drier inner core of the present embodiment, including inner core body 5, the two ends of inner core body 5 are provided with rotating shaft 12, and the periphery wall of inner core body 5 is sequentially provided with thermal insulation layer 6, electric heating layer 7 and thin-walled heat-conducting layer 8 from the inside to the outside; on the periphery wall of thin-walled heat-conducting layer 8, annular is laid with the groove 10 for holding heat conducting medium; the two ends of groove 10 are enclosed, it is prevented that heat conducting medium 9 flows out from two ends.
On the periphery wall of the thin-walled heat-conducting layer 8 of the present embodiment, annular is laid with helical teeth 13, groove 10 is formed between the periphery wall of helical teeth 13 and thin-walled heat-conducting layer 8, it is provided with electrical heating wire in the electric heating layer 7 of the present embodiment, and electrical heating wire is spirally wound on the periphery wall of thermal insulation layer 6 or along the uniform setting of generatrix direction of thermal insulation layer 6, is all capable of the purpose to heat conducting medium 9 heating.The electrical heating wire of the present embodiment is spirally wound on the periphery wall of thermal insulation layer 6.
The self-heating type roller drier inner core of the present embodiment, by arranging electric heating layer on the periphery wall of inner core body, it is capable of the heating to heat conducting medium, and by arranging groove on thin-walled heat-conducting layer, when inner core body rotates, the heat conducting medium stockpiled in groove rotates along with inner core body and is sprayed on outer tube inner wall, urceolus is made to be subject to the material of heated drying urceolus outer surface, namely heat conducting medium can directly be heated by the self-heating type roller drier inner core of the present embodiment, and heat conducting medium is sprayed to outer tube inner wall, heat conducting medium heater and heat conducting medium blood circulation need not be separately provided again, can effectively simplify structure, reduce cost of investment, and the efficiency of heating surface is high, heat exchanger effectiveness can be improved.
As it is shown on figure 3, the structural representation of the self-heating type roller drier for adopting the present embodiment inner core.This self-heating type roller drier includes drying drum 1, scraper 2 and feed liquid dish 3, drying drum 1 includes urceolus 4, it is provided with in urceolus 4 to rotate and coordinates and coaxial inner core as above, the bottom of urceolus 4 is positioned at feed liquid dish 3, the blade of scraper 2 is close to urceolus 4 outer surface, feed liquid dish 3 be also arranged above charge pipe 16 and the aggregate bin 17 being correspondingly arranged with scraper 2.The center, two ends of urceolus 4 is provided with rotating shaft 11, rotating shaft 12 rotatable engagement of inner core is sleeved in rotating shaft I 11, and it is additionally provided with labyrinth seal structure between rotating shaft 12 and rotating shaft 11, can effectively prevent heat conducting medium 9 from revealing, being provided with bearing between rotating shaft 11 and the rotating shaft 12 of the present embodiment, namely the rotary motion between inner core and urceolus 4 will not interfere.Preferably, the ratio between external diameter and urceolus 4 internal diameter of inner core is 0.9-0.98, and the ratio between external diameter and urceolus 4 internal diameter of the inner core of the present embodiment is 0.95.Adopt inner core and the urceolus 4 of this structure, the cavity between urceolus 4 and inner core can be reduced, namely the distance between the inwall of the periphery wall distance urceolus 4 of inner core is less, the inner core rotated relative to urceolus can be utilized more easily to be sprayed on the inwall of urceolus 4 by heat conducting medium, and heat conducting medium 9 make consumption also less, it is possible to the effectively save energy.
Further, this self-heating type roller drier also includes the dust gathering arrester 14 being arranged on above drying drum 1, it is provided with dust air channel 15 in dust gathering arrester 14, in dust air channel 15, is provided with induced-draught electric motor, it is possible to collect the material dispersed and avoid dust and the material dust collection collected can be utilized.
Embodiment described above is only the preferred embodiment lifted for absolutely proving the present invention, and protection scope of the present invention is not limited to this.Equivalent replacement that those skilled in the art make on basis of the present invention or conversion, all within protection scope of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (4)
1. a self-heating type roller drier inner core, it is characterized in that: include inner core body, the two ends of described inner core body are provided with rotating shaft, and the periphery wall of described inner core body is sequentially provided with thermal insulation layer, electric heating layer and thin-walled heat-conducting layer from the inside to the outside, on the periphery wall of described thin-walled heat-conducting layer, annular is laid with the groove for holding heat conducting medium.
2. self-heating type roller drier inner core according to claim 1, it is characterised in that: on the periphery wall of described thin-walled heat-conducting layer, annular is laid with helical teeth, forms described groove between the periphery wall of described helical teeth and described thin-walled heat-conducting layer.
3. self-heating type roller drier inner core according to claim 1, it is characterised in that: it is provided with electrical heating wire in described electric heating layer.
4. self-heating type roller drier inner core according to claim 3, it is characterised in that: described electrical heating wire is spirally wound on the periphery wall of described thermal insulation layer or along the uniform setting of generatrix direction of described thermal insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410815577.8A CN105783452A (en) | 2014-12-25 | 2014-12-25 | Inner cylinder of self-heating drum drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410815577.8A CN105783452A (en) | 2014-12-25 | 2014-12-25 | Inner cylinder of self-heating drum drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105783452A true CN105783452A (en) | 2016-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410815577.8A Pending CN105783452A (en) | 2014-12-25 | 2014-12-25 | Inner cylinder of self-heating drum drying machine |
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| Country | Link |
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| CN (1) | CN105783452A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626172A (en) * | 2016-11-30 | 2017-05-10 | 重庆市成吉思机械制造有限公司 | Adjustable tire vulcanization preheating device |
-
2014
- 2014-12-25 CN CN201410815577.8A patent/CN105783452A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626172A (en) * | 2016-11-30 | 2017-05-10 | 重庆市成吉思机械制造有限公司 | Adjustable tire vulcanization preheating device |
| CN106626172B (en) * | 2016-11-30 | 2018-10-02 | 重庆市成吉思机械制造有限公司 | Adjustable tire vulcanizes preheating device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160720 |
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| WD01 | Invention patent application deemed withdrawn after publication |