CN212279853U - Electromagnetic induction heating type roller dryer - Google Patents
Electromagnetic induction heating type roller dryer Download PDFInfo
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- CN212279853U CN212279853U CN202021417114.3U CN202021417114U CN212279853U CN 212279853 U CN212279853 U CN 212279853U CN 202021417114 U CN202021417114 U CN 202021417114U CN 212279853 U CN212279853 U CN 212279853U
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Abstract
The utility model belongs to the technical field of tobacco drying equipment, refer in particular to an adopt electromagnetic induction to add hot type cylinder drying machine, including the frame, the slope is provided with the drying drum that the feed end is higher than the discharge end and is made by metal material in the frame, and drying drum drives action circumferential direction by drive arrangement, and drying drum's periphery cover is equipped with solenoid group, and solenoid group circular telegram ability heats drying drum, solenoid group and control assembly electric connection, by control assembly control solenoid group's circular telegram or outage. The utility model discloses compare the resistance circle heating method that prior art adopted, it adopts the electromagnetic induction heating method, at the inner chamber metal molecule direct induction magnetic energy of drying drum and themogenesis, and then its hot start is very fast, and average preheating time shortens more than 60% than resistance circle heating method, and the thermal efficiency is up to more than 90% simultaneously, improves production efficiency and energy's utilization ratio greatly to reduced the energy waste, the production auxiliary time can reduce.
Description
The technical field is as follows:
the utility model belongs to the technical field of tobacco processing technology drying equipment, refer in particular to an adopt electromagnetic induction to add hot type drum dryer, and the dryer is called cut tobacco drier again.
Background art:
at present, the common drying modes in the tobacco industry mainly comprise a drum type, a fluidized bed type, an air flow type, a mesh belt type and other drying machines which are used for drying redried leaves, cut leaves and cut stems. The drum type drying equipment is one of important equipment for cigarette production in the tobacco industry at home and abroad, mainly adopts a composite drying technology, and materials subjected to high-temperature and high-humidity treatment are quickly dried at high temperature by heating modes such as conduction, forced convection and the like to achieve the moisture content required by the process.
The existing cylinder type drying equipment adopts saturated steam as a medium, and dries materials by heating modes such as conduction, forced convection and the like, so that the long conveying distance of the saturated steam can cause great heat loss; in addition, in the working process of the dryer, most of heat is taken away by the condensed water, so that the utilization rate is low; in addition, because the drying cylinder and the hot air system of the cylinder drying equipment have larger thermal inertia, the equipment is longer in the starting preheating and cooling down shutdown time, the working efficiency of the equipment is reduced, the production scheduling of cigarette enterprises is inconvenient, simultaneously, the steam consumption and the electricity consumption of the equipment are increased along with the extension of the production auxiliary time, and correspondingly, larger energy waste can be caused.
The invention content is as follows:
the utility model aims at providing an adopt electromagnetic induction to add hot type cylinder drying machine, its electromagnetic field heats drying drum at the mode of drying drum surface formation vortex to improve the utilization ratio of energy, reduce the energy extravagant, reduce the production auxiliary time.
The utility model discloses a realize like this:
the utility model provides an adopt electromagnetic induction heating formula cylinder desiccator, including the frame, the slope is provided with the drying drum that the feed end is higher than the discharge end and is made by metal material in the frame, and drying drum drives action circumferential direction by drive arrangement, and drying drum's periphery cover is equipped with solenoid group, and solenoid group circular telegram ability heats drying drum, solenoid group and control assembly electric connection, by the circular telegram or the outage of control assembly control solenoid group.
In the above-mentioned electromagnetic induction heating type drum dryer, the electromagnetic coil groups are distributed at intervals along the axial direction of the drying drum, and the control assembly controls the energization or the deenergization of each group of electromagnetic coil groups respectively.
In the above electromagnetic induction heating type drum dryer, the electromagnetic coil group includes an electromagnetic coil formed by winding a cable wire around the outer circumference of the drying drum, a gap exists between the electromagnetic coil and the outer side wall of the drying drum, and the outer circumference of the electromagnetic coil is covered with a antimagnetic housing and is fixedly connected with the frame through the antimagnetic housing.
In the electromagnetic induction heating type roller dryer, the drying roller comprises a roller body, a plurality of frying plates are uniformly distributed on the inner cavity of the roller body along the circumferential direction of the roller body and are arranged along the axial direction of the roller body, the outer ends of the frying plates are fixedly connected with the roller body, and the inner ends of the frying plates are free ends and are arranged along the radial direction of the roller body.
In the electromagnetic induction heating type roller dryer, the outer peripheral surface of the roller body is provided with the long notches corresponding to the positions and the number of the frying plates, and the outer ends of the frying plates are positioned in the long notches and are welded and fixed with the long notches.
In the electromagnetic induction heating type roller dryer, the frying plate is a rectangular box plate body with an opening on the outer side and is formed by bending a food-grade stainless steel plate or a food-grade carbon steel plate, and the opening edge of the frying plate is welded and fixed with the long notch.
In the above electromagnetic induction heating type drum dryer, the outer side wall of the drum body is provided with the heat insulation layer.
In the electromagnetic induction heating type roller dryer, the driving device comprises rolling rings which are fixedly sleeved on the feeding end and the discharging end of the drying roller respectively, and the driving assembly drives the rolling rings to drive the drying roller to rotate circumferentially.
In foretell adoption electromagnetic induction adds hot type cylinder drying machine, be located the frame upper shield of drying cylinder's feed end periphery is equipped with the feeding cover, the feeding has covered and has seted up feeding window, this feeding window is the material and gets into the passageway of drying cylinder's feed end from the external world, feeding window department articulates there is feeding luffer board, the frame upper shield that is located drying cylinder's discharge end periphery is equipped with ejection of compact cover, the ejection of compact window has been seted up on the ejection of compact cover, this ejection of compact window gets into external passageway for the material from drying cylinder's discharge end, ejection of compact window department articulates there is ejection of compact luffer board.
In the above electromagnetic induction heating type drum dryer, the rack is provided with a hot air device and a moisture discharge device, a heating chamber is arranged in the hot air device, an air inlet of the heating chamber is communicated with the outside, an air outlet of the heating chamber is communicated with a feed port or a discharge port of the drying drum, an air inlet of the moisture discharge device is communicated with a discharge port or a feed port of the drying drum, and an air outlet of the moisture discharge device is communicated with the outside.
Compared with the prior art, the utility model outstanding advantage is:
1. the outer side wall of the drying roller of the utility model generates heat under the action of high-frequency electromagnetism, the heat is fully utilized and less scattered, and the heat is gathered in the inner cavity of the drying roller, so that the material can be effectively dried at high temperature; meanwhile, in the electromagnetic heating process, the electromagnetic coil group basically cannot generate heat, the surface temperature of the electromagnetic coil group is slightly higher than the room temperature, the electromagnetic coil group can be directly touched, high-temperature protection is not needed, and the electromagnetic heating device is safe and reliable, long in service life and free of maintenance and later-period maintenance;
2. compared with the resistance ring heating mode adopted by the prior art, the utility model adopts the electromagnetic induction heating mode, the metal molecules in the inner cavity of the drying roller directly induce the magnetic energy to generate heat, so that the hot start is very fast, the average preheating time is shortened by more than 60 percent compared with the resistance ring heating mode, and meanwhile, the thermal efficiency is as high as more than 90 percent, thereby greatly improving the production efficiency and the utilization rate of energy, reducing the energy waste and reducing the auxiliary production time;
3. compared with the steam heating mode adopted by the prior art, the utility model greatly reduces the energy loss in the transportation and work, reduces the energy consumption, and simultaneously can cancel the investment of a steam manufacturing unit and reduce the tobacco manufacturing cost;
4. the electromagnetic coil of the utility model is formed by winding a high-temperature and high-pressure resistant cable, has good insulating property, is not in direct contact with the drying roller, can bear high temperature of more than 500 ℃, and is safe and reliable;
5. the utility model discloses equipment surface temperature can improve to the human tangible touch, has improved the operational environment of production scene greatly, improves production workman's enthusiasm effectively, reduces factory aeration cooling expense in summer, creates an environmental protection, safety, comfortable production environment for mill and an organic whole line of production personnel.
Description of the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the operation principle of the drying drum and the electromagnetic coil set of the present invention;
FIG. 3 is a schematic structural view of the drying drum and the electromagnetic coil assembly of the present invention;
fig. 4 is a schematic cross-sectional view of a drying drum of the present invention;
fig. 5 is a schematic structural diagram of the electromagnetic coil assembly of the present invention.
In the figure: 1. a frame; 2. drying the roller; 3. an electromagnetic coil group; 4. a control assembly; 5. an electromagnetic coil; 6. a antimagnetic housing; 7. a drum body; 8. a material frying plate; 9. a heat-insulating layer; 10. rolling a ring; 11. a feed hood; 12. a feed louver; 13. a discharge cover; 14. a discharge window plate; 15. a hot air device; 16. a moisture removal device.
The specific implementation mode is as follows:
the invention will now be further described with reference to specific embodiments, with reference to figures 1 to 5:
the utility model provides an adopt electromagnetic induction heating formula cylinder drying machine, including frame 1, the slope is provided with the feed end on frame 1 and is higher than the discharge end and by the drying drum 2 that metal material made, and drying drum 2 makes circumferential direction rotation by drive arrangement drive, and drying drum 2's periphery cover is equipped with solenoid group 3, and solenoid group 3 circular telegram ability heats drying drum 2, solenoid group 3 and 4 electric connection of control assembly, by control assembly 4 control solenoid group 3's circular telegram or outage. Wherein, an included angle is formed between the drying roller 2 which is obliquely arranged and the horizontal plane, and the material is driven by the driving device to rotate in the circumferential direction, so that the material can gradually move towards the discharging port of the drying roller 2 from the feeding port of the drying roller 2.
Namely the utility model discloses utilize the electromagnetic heating technique, make the drying cylinder 2 self of being made by metal material generate heat through electromagnetic induction, when drying cylinder 2's temperature reached the setting value, the material got into from drying cylinder 2's feed port, it is rotatory by drive arrangement drive drying cylinder 2, and drive the material and remove towards drying cylinder 2's discharge port, the internal face uniform contact of material and drying cylinder 2 during this period, make the temperature of material improve gradually, moisture also evaporates gradually, when the material removes to drying cylinder 2's discharge port, the material will reach the moisture and the temperature of technological requirement, and then accomplished the dry processing technology to the material.
Wherein, the utility model discloses a 4 control solenoid of control assembly group 3's circular telegrams and outage to reach the control to 2 temperatures of drying cylinder, make drying cylinder 2's temperature size can keep in the technological requirement within range, and, after solenoid group 3 circular telegrams, solenoid group 3 produced electromagnetic field can heat drying cylinder 2 at 2 superficial modes that form the vortex of drying cylinder, with the utilization ratio of the improvement energy, reduce the energy extravagant, reduce the production auxiliary time.
Further, in order to make the utility model discloses can satisfy the change demand of various different drying process, solenoid group 3 has a plurality of groups along drying drum 2's axial interval distribution, controls the circular telegram or the outage of every group solenoid group 3 respectively by control assembly 4. Wherein, 2-5 groups of electromagnetic coils 5 are arranged according to the actual process requirement; the control assembly 4 can independently control the power-on and power-off of each group of electromagnetic coil groups 3 respectively, so that the materials can be dried at the same or multiple temperatures according to process requirements when moving from the feeding port to the discharging port of the drying drum 2.
Meanwhile, in the present embodiment, the specific implementation of the electromagnetic coil group 3 is as follows: the electromagnetic coil group 3 comprises an electromagnetic coil 5 formed by winding a cable wire on the periphery of the drying drum 2, a gap is reserved between the electromagnetic coil 5 and the outer side wall of the drying drum 2, and the periphery of the electromagnetic coil 5 is covered with a antimagnetic shell 6 and is fixedly connected with the rack 1 through the antimagnetic shell 6. That is, the electromagnetic coil 5 is fixed on the frame 1 and does not rotate with the rotation of the drying drum 2, and the antimagnetic housing 6 can prevent the magnetic force generated by the electromagnetic coil 5 from overflowing.
Further, in order to make the material can be turned over in drying drum 2 and fried, in order to reach the purpose to the even heating of material, drying drum 2 is including cylinder body 7, has a plurality of and along the flitch 8 of frying of cylinder body 7's axial setting along its circumference equipartition on cylinder body 7's the inner chamber, fries the outer end of flitch 8 and cylinder body 7 fixed connection, the inner radial setting of being the free end and following cylinder body 7.
Wherein, in order to simplify the processing technology of drying drum 2, the concrete setting structure that adopts between flitch 8 and the cylinder body 7 is: the outer peripheral surface of the roller body 7 is provided with long notches corresponding to the positions and the number of the frying plates 8, the frying plates 8 are inserted into the inner cavity of the roller body 7 through the long notches, and the outer ends of the frying plates 8 are positioned in the long notches and are welded and fixed with the long notches.
Furthermore, it is considered that the electromagnetic coil group 3 heats the roller body 7 and the frying plate 8 simultaneously after being electrified. Therefore, in order to save energy and improve energy utilization, the thickness of the frying plate 8 is not too thick, the frying plate 8 is a rectangular box plate body with an opening on the outer side and is formed by bending a food-grade stainless steel plate or a food-grade carbon steel plate, the opening edge of the frying plate 8 is welded and fixed with a long notch, and the roller body 7 is also made of food-grade stainless steel or food-grade carbon steel.
Meanwhile, in order to reduce energy consumption and prevent scalding of personnel, a heat preservation layer 9 is arranged on the outer side wall of the roller body 7, and the heat preservation layer 9 can effectively prevent heat from overflowing. In this embodiment, the outer side surfaces of the drum body 7 and the frying plate 8 are both provided with the insulating layer 9.
The utility model discloses the structure that well drive arrangement adopted does: the driving device comprises a rolling ring 10, the rolling ring 10 is fixedly sleeved on the feeding end and the discharging end of the drying roller 2 respectively, and the driving assembly drives the rolling ring 10 to drive the drying roller 2 to rotate in the circumferential direction. The driving assembly may be a servo motor fixed on the frame 1, that is, an output end of the servo motor is in transmission connection with one of the rolling rings 10 through a transmission gear or a transmission belt, and the other rolling ring 10 is rotatably connected on the frame 1. Of course, the drive assembly may also employ other conventional power transmission mechanisms on the market.
In order to prevent the materials from being heated and dried in the drying roller 2, the materials are oxidized to dissipate fragrance and reduce taste, the feeding cover 11 is arranged on the upper cover of the frame 1 at the periphery of the feeding end of the drying roller 2, the feeding window is arranged on the feeding cover 11 and is a channel for the materials to enter the feeding end of the drying roller 2 from the outside, the feeding window is hinged with a feeding window plate 12, the upper cover of the frame 1 at the periphery of the discharging end of the drying roller 2 is provided with a discharging cover 13, the discharging window is arranged on the discharging cover 13 and is a channel for the materials to enter the outside from the discharging end of the drying roller 2, and the discharging window plate 14 is hinged to the discharging window. Thereby feeding cover 11 and ejection of compact cover 13 are separated from the external world with drying drum 2's inner chamber and absolutely for drying drum 2's inner chamber forms a comparatively confined space, and the material enters into drying drum 2's feed port from feeding cover 11's feed port, and corresponding, the material that is located drying drum 2's discharge port is discharged from ejection of compact cover 13's discharge port.
Furthermore, a hot air device 15 and a moisture discharge device 16 are arranged on the rack 1, a heating chamber is arranged in the hot air device 15, an air inlet of the heating chamber is communicated with the outside, an air outlet of the heating chamber is communicated with a feed port or a discharge port of the drying drum 2, an air inlet of the moisture discharge device 16 is communicated with a discharge port or a feed port of the drying drum 2, and an air outlet of the moisture discharge device is communicated with the outside. The heating chamber of the hot air device 15 delivers the drying air heated to the process temperature into the inner cavity of the drying drum 2 by heating the external air, participates in the drying process of the material, and the damp hot air in the inner cavity of the drying drum 2 is discharged out of the drying drum 2 by the damp discharge device 16. Wherein, the material receives the dual function of the high temperature of drying cylinder 2 and hot-blast simultaneously in drying cylinder 2's inner chamber, can effectively evaporate and discharge the moisture in the material to reach the temperature and the moisture of technological requirement, accomplish the drying process task.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The utility model provides an adopt electromagnetic induction heating formula drum dryer which characterized in that: including frame (1), it is higher than discharge end and drying drum (2) of making by metal material to slope to be provided with the feed end in frame (1), drying drum (2) are driven by drive arrangement and are moved circumferential direction rotatory, the periphery cover of drying drum (2) is equipped with solenoid group (3), and solenoid group (3) circular telegram electric energy heats drying drum (2), solenoid group (3) and control assembly (4) electric connection, by the circular telegram or the outage of control assembly (4) control solenoid group (3).
2. A drum dryer of an electromagnetic induction heating type according to claim 1, wherein: the electromagnetic coil groups (3) are distributed at intervals along the axial direction of the drying drum (2), and the control assembly (4) respectively controls the electrification or the outage of each electromagnetic coil group (3).
3. A drum dryer of an electromagnetic induction heating type according to claim 1 or 2, characterized in that: the electromagnetic coil group (3) comprises an electromagnetic coil (5) formed by winding a cable wire on the periphery of the drying drum (2), a gap is reserved between the electromagnetic coil (5) and the outer side wall of the drying drum (2), and the periphery of the electromagnetic coil (5) is covered with a antimagnetic shell (6) and is fixedly connected with the rack (1) through the antimagnetic shell (6).
4. A drum dryer of an electromagnetic induction heating type according to claim 1, wherein: drying drum (2) is including cylinder body (7), has a plurality of and along stir-fry flitch (8) of the axial setting of cylinder body (7) along its circumference equipartition on the inner chamber of cylinder body (7), and the outer end and cylinder body (7) fixed connection, the inner of stir-fry flitch (8) are the radial setting of free end and edge cylinder body (7).
5. A drum dryer of an electromagnetic induction heating type according to claim 4, wherein: the outer peripheral surface of the roller body (7) is provided with long notches corresponding to the positions and the number of the frying plates (8), and the outer ends of the frying plates (8) are positioned in the long notches and are welded and fixed with the long notches.
6. A drum dryer of an electromagnetic induction heating type according to claim 5, wherein: the frying plate (8) is an open rectangular box plate body on the outer side and is formed by bending a food-grade stainless steel plate or a food-grade carbon steel plate, and the open edge of the frying plate (8) is welded and fixed with the long notch.
7. A drum dryer of an electromagnetic induction heating type according to claim 4, wherein: and a heat-insulating layer (9) is arranged on the outer side wall of the roller body (7).
8. A drum dryer of an electromagnetic induction heating type according to claim 1, wherein: the driving device comprises a rolling ring (10), the rolling ring (10) is fixedly sleeved on the feeding end and the discharging end of the drying roller (2) respectively, and the driving assembly drives the rolling ring (10) to drive the drying roller (2) to rotate in the circumferential direction.
9. A drum dryer of an electromagnetic induction heating type according to claim 1, wherein: be located frame (1) upper shield of the feed end periphery of drying drum (2) is equipped with feeding cover (11), the feeding window has been seted up on feeding cover (11), this feeding window is the material and gets into the passageway of the feed end of drying drum (2) from the external world, feeding window department articulates there is feeding luffer board (12), frame (1) upper shield that is located the discharge end periphery of drying drum (2) is equipped with ejection of compact cover (13), discharge window has been seted up on ejection of compact cover (13), this discharge window gets into external passageway for the material from the discharge end of drying drum (2), discharge window department articulates there is ejection of compact luffer board (14).
10. A drum dryer of an electromagnetic induction heating type according to claim 1, wherein: the drying machine is characterized in that a hot air device (15) and a moisture discharging device (16) are arranged on the rack (1), a heating cavity is arranged in the hot air device (15), an air inlet of the heating cavity is communicated with the outside, an air outlet of the heating cavity is communicated with a feeding port or a discharging port of the drying roller (2), an air inlet of the moisture discharging device (16) is communicated with a discharging port or a feeding port of the drying roller (2), and an air outlet of the moisture discharging device is communicated with the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021417114.3U CN212279853U (en) | 2020-07-17 | 2020-07-17 | Electromagnetic induction heating type roller dryer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021417114.3U CN212279853U (en) | 2020-07-17 | 2020-07-17 | Electromagnetic induction heating type roller dryer |
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| CN212279853U true CN212279853U (en) | 2021-01-05 |
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| CN202021417114.3U Active CN212279853U (en) | 2020-07-17 | 2020-07-17 | Electromagnetic induction heating type roller dryer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795558A (en) * | 2020-08-12 | 2020-10-20 | 厦门烟草工业有限责任公司 | Cut tobacco dryer, tobacco processing system and cut tobacco drying method |
| CN113331340A (en) * | 2021-04-29 | 2021-09-03 | 赵双 | High-temperature food disinfection device |
| CN114383392A (en) * | 2021-12-09 | 2022-04-22 | 深圳喆能电子技术有限公司 | Digital intelligent high-temperature drying roller for attapulgite |
-
2020
- 2020-07-17 CN CN202021417114.3U patent/CN212279853U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795558A (en) * | 2020-08-12 | 2020-10-20 | 厦门烟草工业有限责任公司 | Cut tobacco dryer, tobacco processing system and cut tobacco drying method |
| CN113331340A (en) * | 2021-04-29 | 2021-09-03 | 赵双 | High-temperature food disinfection device |
| CN114383392A (en) * | 2021-12-09 | 2022-04-22 | 深圳喆能电子技术有限公司 | Digital intelligent high-temperature drying roller for attapulgite |
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