CN219415625U - Heating device and radiation dryer - Google Patents
Heating device and radiation dryer Download PDFInfo
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- CN219415625U CN219415625U CN202320601822.XU CN202320601822U CN219415625U CN 219415625 U CN219415625 U CN 219415625U CN 202320601822 U CN202320601822 U CN 202320601822U CN 219415625 U CN219415625 U CN 219415625U
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- air duct
- heating
- liner
- air
- heating device
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to the technical field of dryers, in particular to a heating device and a radiation dryer, which comprises two fixed cylinders, an air duct outer liner, an air duct inner liner, heating cores and a blowing unit, wherein the air duct inner liner is connected between the two fixed cylinders, the two fixed cylinders are communicated through the air duct inner liner, the air duct outer liner is connected between the two fixed cylinders and sleeved outside the air duct inner liner, the heating cores are connected between the two fixed cylinders, the heating cores are uniformly distributed on the inner side and the outer side of the air duct outer liner, the air duct outer liner and the air duct inner liner are uniformly distributed with a plurality of air holes, at least one fixed cylinder is connected with the blowing unit, the blowing unit is used for conveying air flow into the air duct inner liner, and when the air flow is output through the air holes on the air duct inner liner and the air duct outer liner, the heating cores are used for heating the air flow. Solves the problems of poor heating effect of the heating device on the air flow and higher heating energy consumption.
Description
Technical Field
The utility model relates to the technical field of dryers, in particular to a heating device and a radiation dryer.
Background
Grains, including rice, wheat, rapeseed, etc., need to be dried after harvesting for storage and rolling. In order to finish the drying treatment of grains as soon as possible, people use grain drying equipment for processing.
In the patent document of the prior patent application No. 201510359251.3, a crop dryer is disclosed, and specifically a dryer comprising: a drum disposed on the frame and defining a storage space; a driving gear coupled to the drum to rotate the drum along an axis thereof; a feeding unit, the lower part of which is provided with a feeding port; and a drying device disposed in the storage space, comprising: the heating pipe is a hollow pipe body and is arranged at the central axis of the roller; the radiation plates extend out from the outer surface of the heating pipe, and the bottom of the heating pipe is defined with a plurality of through holes; a fan is arranged at one end of the heating pipe far away from the feeding hole; one end of the roller, which is far away from the feed inlet, is an opening for discharging crops; through on the above-mentioned scheme, through leading-in the air current to the heating pipe in carry out the heating, there is the air current not fully heated just to enter into the condition in the cylinder from the through-hole, and the heating effect to the air current is not good, easily causes the higher condition of energy consumption.
Disclosure of Invention
The utility model aims to overcome the technical defects, and provides a heating device and a radiation dryer, which solve the problems of poor heating effect of the heating device on air flow and high heating energy consumption in the prior art.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the utility model provides a heating device which comprises two fixed cylinders, an air duct outer liner, an air duct inner liner, a heating electric core and a blowing unit, wherein the air duct inner liner is connected between the two fixed cylinders, the two fixed cylinders are communicated through the air duct inner liner, the air duct outer liner is connected between the two fixed cylinders and sleeved outside the air duct inner liner, a plurality of heating electric cores are connected between the two fixed cylinders, the heating electric cores are uniformly distributed on the inner side and the outer side of the air duct outer liner, a plurality of air holes are uniformly distributed on the air duct outer liner and the air duct inner liner, at least one fixed cylinder is connected with the blowing unit, and the blowing unit is used for conveying air flow into the air duct inner liner, and when the air flow is output through the air holes on the air duct inner liner and the air duct outer liner, the heating electric cores are used for heating the air flow.
In some embodiments, a blowing unit is connected to both of the fixed cylinders.
In some embodiments, a plurality of annular fixing plates are uniformly distributed between the air duct outer liner and the air duct inner liner along the axial direction, and a plurality of heating cores arranged on the inner side of the air duct outer liner are all arranged in the annular fixing plates in a penetrating manner.
In some embodiments, a plurality of radiation plates are arranged on the outer side of the air duct outer liner at intervals along the axial direction, and a plurality of heating cores arranged on the outer side of the air duct outer liner are all arranged in the radiation plates in a penetrating mode.
In some embodiments, the radiant panel may be one or more of an aluminum alloy panel, a steel panel, or a thermally conductive silicone panel.
In some embodiments, a material separation ridge is arranged on the outer side of the air duct outer liner along the axial direction.
In some embodiments, the air duct outer liner is provided with at least one temperature sensor.
In some embodiments, the opening rates of the air holes on the air duct outer liner and the air duct inner liner are 9-30%.
In some embodiments, the blowing unit is a circulating fan.
The present solution also provides a radiation dryer, in some embodiments, two of the stationary cylinders are both disposed within the radiation dryer.
Compared with the prior art, the heating device and the radiation dryer provided by the utility model are connected between the two fixed cylinders through the air duct liner, the two fixed cylinders are communicated through the air duct liner, the air duct liner is connected between the two fixed cylinders and sleeved outside the air duct liner, the heating cores are connected between the two fixed cylinders and uniformly distributed on the inner side and the outer side of the air duct liner, the air duct liner and the air duct liner are uniformly distributed with the air holes, at least one fixed cylinder is connected with the air blowing unit, the air blowing unit conveys air flow into the air duct liner, when the air flow can be uniformly dispersed between the air duct liner and the air duct liner through the air holes on the air duct liner, the heated air flow can be uniformly heated, meanwhile, the heated air flow can be uniformly dispersed outside the air duct liner through the air holes on the air duct liner, the heating cores on the outer side of the air duct liner can further heat the air flow, the heating effect is good, and the air flow can be conveniently and widely popularized and applied.
Drawings
FIG. 1 is a schematic diagram of a heating device and a radiation dryer according to the present utility model;
FIG. 2 is a cross-sectional view of a heating apparatus and a radiation dryer according to the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 2A;
fig. 4 is a sectional view taken along the direction B-B in fig. 1.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 to 4, the present utility model provides a heating device and a radiation dryer. The heating device is mainly used in a dryer, is used for conveying hot air flow in the dryer for drying grains in the dryer, and can be used for drying other materials.
In this embodiment, a heating device includes two fixed cylinders 1, an air duct outer liner 2, an air duct inner liner 3, a heating core 4 and a blowing unit 5, the air duct inner liner 3 is connected between the two fixed cylinders 1, two fixed cylinders 1 are communicated with each other via the air duct inner liner 3, the air duct outer liner 2 is connected between the two fixed cylinders 1 and is sleeved outside the air duct inner liner 3, a plurality of heating cores 4 are connected between the two fixed cylinders 1, and a plurality of heating cores 4 are uniformly distributed on the inner side and the outer side of the air duct outer liner 2, a plurality of air holes are uniformly distributed on the air duct outer liner 2 and the air duct inner liner 3, at least one fixed cylinder 1 is connected with the blowing unit 5, and the blowing unit 5 is used for conveying air flow into the air duct inner liner 3.
In the practical use process, taking the heating device installed in the dryer as an example, specifically, the air flow is conveyed towards the inside of the air duct liner 3 through the air blowing unit 5, the air flow can enter between the air duct liner 2 and the air duct liner 3 through the air holes on the air duct liner 3 while filling the inside of the whole air duct liner 3, the plurality of heating cores 4 are electrically connected to heat the air flow, the heated air flow is output to the dryer through the air holes on the air duct liner 2, and meanwhile, the plurality of heating cores 4 outside the air duct liner 2 can further heat the air flow, and the grains in the dryer are dried through the hot air flow.
In this embodiment, the two fixed cylinders 1 are connected with a blower unit 5. It should be noted that, because the distance between the two fixed cylinders 1 is longer, the single air blowing unit 5 is not provided to ensure that the conveyed air can fill the whole air duct liner 3, so that the air holes on the air duct liner 3 are not discharged by air flow, and the drying effect is affected.
Further, the air blowing unit 5 is a circulating fan, and the circulating fan can simultaneously convey air flow into the air duct liner 3 from two opposite ends of the air duct liner 3.
The inner diameter of the air hole is 10-20mm, and in this embodiment, the inner diameter of the air hole is 20mm.
In this embodiment, the opening rates of the air holes on the air duct outer liner 2 and the air duct inner liner 3 are both 9-30%.
In this embodiment, a plurality of annular fixing plates 6 are uniformly distributed between the air duct outer liner 2 and the air duct inner liner 3 along the axial direction, and a plurality of heating cores 4 disposed inside the air duct outer liner 2 are all disposed in the plurality of annular fixing plates 6 in a penetrating manner.
The heating core 4 is a strip ceramic electric heating tube, and by arranging the annular fixing plate 6, the installation strength of the heating core 4 can be ensured, so that the heating core 4 is damaged in the transportation process.
In this embodiment, a plurality of radiation plates 7 are disposed at intervals along the axial direction on the outer side of the air duct outer liner 2, and a plurality of heating cores 4 disposed on the outer side of the air duct outer liner 2 are all disposed in a plurality of radiation plates 7 in a penetrating manner.
By setting a plurality of radiation plates 7, the radiation plates 7 can enlarge the heat dissipation area of the air duct outer container 2, so that heat can be fully utilized, and the drying efficiency of grains is improved.
In this embodiment, the radiation plate 7 may be an aluminum alloy plate, and may be one or more of a steel plate or a heat-conductive silicone plate.
On the basis of the scheme, a material separation back 21 is arranged on the outer side of the air duct outer liner 2 along the axial direction. By arranging the material-separating ridge 21, grains in the dryer can be lifted and dispersed into the hot air flow so as to strengthen heat exchange between the grains and the hot air flow and promote the drying process.
On the basis of the scheme, at least one temperature sensor 22 is arranged on the air duct outer liner 2. By arranging the temperature sensor 22, the temperature of the air duct outer liner 2 can be effectively monitored, and an operator can adjust the heating power of the heating core 4 according to the temperature.
The heating device is installed inside the radiation dryer, and the radiation dryer is used for drying grains by conveying hot air flow towards the inside of the radiation dryer, and specifically, the two fixing cylinders 1 are fixedly arranged in the radiation dryer.
The beneficial effects are that:
compared with the prior art, the heating device and the radiation dryer provided by the utility model are connected between the two fixed cylinders through the air duct liner, the two fixed cylinders are communicated through the air duct liner, the air duct liner is connected between the two fixed cylinders and sleeved outside the air duct liner, the heating cores are connected between the two fixed cylinders and uniformly distributed on the inner side and the outer side of the air duct liner, the air duct liner and the air duct liner are uniformly distributed with the air holes, at least one fixed cylinder is connected with the air blowing unit, the air blowing unit conveys air flow into the air duct liner, when the air flow can be uniformly dispersed between the air duct liner and the air duct liner through the air holes on the air duct liner, the heated air flow can be uniformly heated, meanwhile, the heated air flow can be uniformly dispersed outside the air duct liner through the air holes on the air duct liner, the heating cores on the outer side of the air duct liner can further heat the air flow, the heating effect is good, and the air flow can be conveniently and widely popularized and applied.
The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.
Claims (10)
1. The utility model provides a heating device, its characterized in that includes two fixed barrels, wind channel outer bag, wind channel inner bag, heating core and blowing unit, the wind channel inner bag is connected between two fixed barrels, two fixed barrels are linked together through the wind channel inner bag, the wind channel outer bag is connected between two fixed barrels and the cover is located the outside of wind channel inner bag, a plurality of heating core is connected between two fixed barrels, and a plurality of heating core equipartition in the inboard and the outside of wind channel outer bag, the equipartition has a plurality of wind holes on wind channel outer bag and the wind channel inner bag, at least one fixed barrel is connected with blowing unit, blowing unit is used for carrying the air current to in the wind channel inner bag, when the air current is through wind hole output on wind channel inner bag, the wind channel outer bag, a plurality of heating core is used for heating the air current.
2. A heating device according to claim 1, wherein both of the fixed cylinders are connected with a blowing unit.
3. The heating device according to claim 1, wherein a plurality of annular fixing plates are uniformly distributed between the air duct outer container and the air duct inner container along the axial direction, and a plurality of heating cores arranged on the inner side of the air duct outer container are arranged in the plurality of annular fixing plates in a penetrating manner.
4. The heating device according to claim 1, wherein a plurality of radiation plates are arranged on the outer side of the air duct outer container at intervals along the axial direction, and a plurality of heating cores arranged on the outer side of the air duct outer container are all arranged in the plurality of radiation plates in a penetrating manner.
5. A heating apparatus according to claim 4, wherein the radiant panel is one or more of an aluminum alloy panel, a steel panel or a thermally conductive silicone panel.
6. The heating device according to claim 1, wherein a material-dividing ridge is provided on the outer side of the air duct outer liner in the axial direction.
7. The heating device of claim 1, wherein the air duct outer liner is provided with at least one temperature sensor.
8. The heating device according to claim 1, wherein the opening rates of the air holes in the air duct outer liner and the air duct inner liner are 9-30%.
9. A heating device according to claim 1, wherein the blowing unit is a circulation fan.
10. A radiation dryer comprising a heating device according to any one of claims 1-9, characterized in that both of said stationary cylinders are provided in said radiation dryer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320601822.XU CN219415625U (en) | 2023-03-22 | 2023-03-22 | Heating device and radiation dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320601822.XU CN219415625U (en) | 2023-03-22 | 2023-03-22 | Heating device and radiation dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219415625U true CN219415625U (en) | 2023-07-25 |
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ID=87240507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320601822.XU Active CN219415625U (en) | 2023-03-22 | 2023-03-22 | Heating device and radiation dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219415625U (en) |
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2023
- 2023-03-22 CN CN202320601822.XU patent/CN219415625U/en active Active
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