CN111637699A - Energy saving type heated air circulation oven - Google Patents
Energy saving type heated air circulation oven Download PDFInfo
- Publication number
- CN111637699A CN111637699A CN201910157833.1A CN201910157833A CN111637699A CN 111637699 A CN111637699 A CN 111637699A CN 201910157833 A CN201910157833 A CN 201910157833A CN 111637699 A CN111637699 A CN 111637699A
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- China
- Prior art keywords
- circulating
- pipeline
- air inlet
- air
- hot air
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- 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.)
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000001035 drying Methods 0.000 claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 238000005485 electric heating Methods 0.000 claims abstract description 8
- 238000007791 dehumidification Methods 0.000 claims description 10
- 239000000706 filtrate Substances 0.000 claims 2
- 238000009413 insulation Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 241000219112 Cucumis Species 0.000 description 1
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 description 1
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 235000013580 sausages Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
- F26B9/066—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers the products to be dried being disposed on one or more containers, which may have at least partly gas-previous walls, e.g. trays or shelves in a stack
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- 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
- 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
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- 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
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses an energy-saving hot air circulating oven which comprises a box body, a drying disc group, a dehumidifying pipeline, a hot air mechanism and a circulating mechanism, wherein the drying disc group is arranged at the central position in the box body; the hot air mechanism is arranged at the inner side part of the box body and comprises an air inlet fan, an air inlet pipeline, a heating box, an electric heating pipe, a connecting pipeline and a hollow air outlet plate; the circulating mechanism comprises a circulating pipeline, a circulating fan, a gas cooling mechanism and a gas filtering mechanism, and the dehumidifying pipeline is connected with the air inlet fan after being sequentially connected with the circulating fan, the gas cooling mechanism and the gas filtering mechanism through the circulating pipeline. The invention has the advantages of simple structure, uniform heating, high drying efficiency and high utilization rate of heat energy, can recycle heat energy, and saves energy and reduces emission.
Description
Technical Field
The invention relates to the technical field of drying equipment, in particular to an energy-saving hot air circulating oven.
Background
The hot air circulation oven has wide application range, and is widely suitable for heating, curing, drying and dehydrating materials and products in the industries of pharmacy, chemical industry, food, light industry, heavy industry and the like. Such as: raw material medicines, crude drugs, traditional Chinese medicine decoction pieces, powder, granules, electuary, large and small honeyed pills, pigment, dye, dehydrated vegetables, dried melon and fruit, obtained sausage, plastic resin, electrical elements, baking finish and the like. Traditional stoving case adopts steam coil pipe to add hot drying, utilizes natural wind to ventilate, and the time ratio of dry stoving is longer like this, has reduced drying efficiency, and moisture control is unstable, and vapor discharges not smoothly, and the steam of production causes the product drying inhomogeneous from the transmission of one side to the opposite side of product, and easy product uniformity is poor. Meanwhile, the utilization efficiency of heat energy is low, and attention is paid to energy conservation and emission reduction along with the increasing tension of energy problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the energy-saving hot air circulating oven which is simple in structure, uniform in heating, high in drying efficiency and high in heat energy utilization rate, can recycle heat energy, and is energy-saving and emission-reducing.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: an energy-saving hot air circulating oven comprises a box body, a drying plate group, a dehumidification pipeline, a hot air mechanism and a circulating mechanism, wherein the drying plate group is arranged in the center of the box body; the hot air mechanism is arranged at the inner side part of the box body and comprises an air inlet fan, an air inlet pipeline, a heating box, an electric heating pipe, a connecting pipeline and a hollow air outlet plate; the air inlet fan is arranged at the outer side part of the box body, an air outlet of the air inlet fan is connected with the heating box through an air inlet pipeline, and the electric heating pipe is arranged in the heating box; one side of the heating box is communicated with the air inlet fan, and the other side of the heating box is communicated with the connecting pipeline; one side of the hollow air outlet plate is connected with one end of the connecting pipeline, which is far away from the heating box, and the other side of the hollow air outlet plate is provided with an air outlet facing the drying disc group; the circulating mechanism is arranged outside the case and between the dehumidification pipeline and the air inlet of the air inlet fan; the circulating mechanism comprises a circulating pipeline, a circulating fan, a gas cooling mechanism and a gas filtering mechanism, and the dehumidifying pipeline is connected with the air inlet fan after being sequentially connected with the circulating fan, the gas cooling mechanism and the gas filtering mechanism through the circulating pipeline.
As a preferred scheme, a heat-insulating layer is arranged outside the box body.
As a preferable scheme, two hot air mechanisms are arranged and are respectively arranged at two sides of the drying plate group.
Preferably, an air filter is arranged at an air inlet of the air inlet fan.
Preferably, a control valve is arranged on a circulating pipeline between the gas filtering mechanism and the air filter.
As a preferred scheme, a filter element is arranged on the dehumidification pipeline.
Preferably, the gas cooling mechanism includes a cooling box and a condenser pipe, and the condenser pipe is disposed in the cooling box.
As a preferred scheme, the gas filtering mechanism comprises a container provided with filtering liquid and a filter screen, wherein the filter screen is arranged in the container and is positioned above the filtering liquid.
Compared with the prior art, the invention has the beneficial effects that: the invention has the advantages of simple structure, uniform heating, high drying efficiency and high utilization rate of heat energy, can recycle heat energy, and saves energy and reduces emission.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The invention is further described with reference to specific examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example (b):
as shown in fig. 1, an energy-saving hot air circulation oven comprises a box body 1, a drying disc group 2, a dehumidifying pipeline 3, a hot air mechanism and a circulation mechanism, wherein the drying disc group 2 is arranged at the central position in the box body 1; the hot air mechanism is arranged at the inner side part of the box body 1 and comprises an air inlet fan 41, an air inlet pipeline 42, a heating box 43, an electric heating pipe 44, a connecting pipeline 45 and a hollow air outlet plate 46; the air inlet fan 41 is arranged at the outer side part of the box body 1, the air outlet of the air inlet fan 41 is connected with the heating box 43 through an air inlet pipeline 42, and the electric heating pipe 44 is arranged in the heating box 43; one side of the heating box 43 is communicated with the air inlet fan 41, and the other side of the heating box is communicated with the connecting pipeline 45; one side of the hollow air outlet plate 46 is connected with one end of the connecting pipeline 45 far away from the heating box 43, and the other side is provided with an air outlet 47 facing the drying disc group 2; the circulating mechanism is arranged outside the case and between the dehumidification pipeline 3 and the air inlet of the air inlet fan 41; the circulation mechanism comprises a circulation pipeline 51, a circulation fan 52, a gas cooling mechanism 53 and a gas filtering mechanism 54, and the dehumidification pipeline 3 is connected with the air inlet fan 41 after being sequentially connected with the circulation fan 52, the gas cooling mechanism 53 and the gas filtering mechanism 54 through the circulation pipeline 51.
Specifically, wet products to be dried are placed in the drying disc group 2 and then placed in the box body 1, the hot air mechanism is opened, the electric heating pipe 44 heats up the air in the heating box 43, the air inlet fan 41 enables the hot air to flow out from the air outlet 47 of the hollow air outlet plate 46 through the air inlet pipeline 42 to dry the wet products, the moisture is discharged from the dehumidification pipeline 3 and then enters the box body 1 through the air inlet fan 41 after passing through the circulating fan 52, the air cooling mechanism 53 and the air filtering mechanism 54, and therefore recycling, energy conservation and emission reduction are achieved.
Specifically, the box body 1 is externally provided with a heat preservation layer 11, so that a heat preservation effect is achieved, and heat loss is prevented.
Specifically, hot-blast mechanism has two, sets up respectively in the both sides of drying dish group 2, and the wet article of dry that can be even quick improves product quality.
Specifically, an air filter 48 is disposed at an air inlet of the air inlet fan 41 to reduce impurities.
Specifically, a control valve 55 is provided in the circulation duct 51 between the gas filtering mechanism 54 and the air filter 48, and the flow rate and flow rate of air can be controlled.
Specifically, the dehumidification pipeline 3 is provided with a filter element 31 for preliminarily filtering the exhaust gas.
Specifically, the gas cooling mechanism 53 includes a cooling box 531 and a condensation pipe 532, and the condensation pipe 532 is disposed in the cooling box 531, so that the recovery of the heavy moisture heat is realized, and the utilization efficiency of energy is improved.
Specifically, the gas filtering mechanism 54 includes a container 541 provided with a filtering liquid, and a filtering screen 542, wherein the filtering screen 542 is disposed in the container 541 and located above the filtering liquid, so as to further absorb impurities in the exhaust gas and prevent damage to equipment and products.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides an energy saving type heated air circulation oven which characterized in that: the drying device comprises a box body, a drying disc group, a dehumidification pipeline, a hot air mechanism and a circulating mechanism, wherein the drying disc group is arranged in the center of the box body; the hot air mechanism is arranged at the inner side part of the box body and comprises an air inlet fan, an air inlet pipeline, a heating box, an electric heating pipe, a connecting pipeline and a hollow air outlet plate; the air inlet fan is arranged at the outer side part of the box body, an air outlet of the air inlet fan is connected with the heating box through an air inlet pipeline, and the electric heating pipe is arranged in the heating box; one side of the heating box is communicated with the air inlet fan, and the other side of the heating box is communicated with the connecting pipeline; one side of the hollow air outlet plate is connected with one end of the connecting pipeline, which is far away from the heating box, and the other side of the hollow air outlet plate is provided with an air outlet facing the drying disc group; the circulating mechanism is arranged outside the case and between the dehumidification pipeline and the air inlet of the air inlet fan; the circulating mechanism comprises a circulating pipeline, a circulating fan, a gas cooling mechanism and a gas filtering mechanism, and the dehumidifying pipeline is connected with the air inlet fan after being sequentially connected with the circulating fan, the gas cooling mechanism and the gas filtering mechanism through the circulating pipeline.
2. The energy saving hot air circulating oven according to claim 1, characterized in that: and a heat insulation layer is arranged outside the box body.
3. The energy saving hot air circulating oven according to claim 1, characterized in that: the hot air mechanism has two, sets up respectively in the both sides of drying plate group.
4. An energy saving hot air circulating oven according to claim 1 or 3, characterized in that: and an air filter is arranged at an air inlet of the air inlet fan.
5. The energy saving hot air circulating oven according to claim 4, wherein: and a control valve is arranged on a circulating pipeline between the gas filtering mechanism and the air filter.
6. The energy saving hot air circulating oven according to claim 1, characterized in that: and a filter element is arranged on the dehumidification pipeline.
7. The energy saving hot air circulating oven according to claim 1, characterized in that: the gas cooling mechanism comprises a cooling box and a condensing pipe, and the condensing pipe is arranged in the cooling box.
8. The energy saving hot air circulating oven according to claim 1, characterized in that: the gas filtering mechanism comprises a container and a filter screen, wherein the container is provided with filtrate, and the filter screen is arranged in the container and positioned above the filtrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157833.1A CN111637699A (en) | 2019-03-02 | 2019-03-02 | Energy saving type heated air circulation oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157833.1A CN111637699A (en) | 2019-03-02 | 2019-03-02 | Energy saving type heated air circulation oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111637699A true CN111637699A (en) | 2020-09-08 |
Family
ID=72330503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910157833.1A Pending CN111637699A (en) | 2019-03-02 | 2019-03-02 | Energy saving type heated air circulation oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111637699A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484410A (en) * | 2020-11-17 | 2021-03-12 | 杨正飞 | Hot air oven with waste heat recovery function for textile machinery |
| CN114322479A (en) * | 2022-01-24 | 2022-04-12 | 亳州市楚王制药机械制造有限公司 | A kind of Chinese herbal medicine drying equipment with internal circulation of hot air |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2232928Y (en) * | 1995-06-27 | 1996-08-14 | 冼焯坚 | Hot air circulating quick clothes dryer |
| CN1766212A (en) * | 2004-10-27 | 2006-05-03 | 乐金电子(天津)电器有限公司 | Drying machine adopting freezing circulatory system |
| CN207197122U (en) * | 2017-08-30 | 2018-04-06 | 广元瑞峰新材料有限公司 | A kind of heated-air circulation oven |
| CN207317400U (en) * | 2017-09-22 | 2018-05-04 | 甘肃澳菲特热能科技有限公司 | A kind of heated-air circulation oven |
| CN207471930U (en) * | 2017-07-03 | 2018-06-08 | 荆门市美丰化工有限公司 | A kind of Chemical Manufacture heated-air circulation oven |
-
2019
- 2019-03-02 CN CN201910157833.1A patent/CN111637699A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2232928Y (en) * | 1995-06-27 | 1996-08-14 | 冼焯坚 | Hot air circulating quick clothes dryer |
| CN1766212A (en) * | 2004-10-27 | 2006-05-03 | 乐金电子(天津)电器有限公司 | Drying machine adopting freezing circulatory system |
| CN207471930U (en) * | 2017-07-03 | 2018-06-08 | 荆门市美丰化工有限公司 | A kind of Chemical Manufacture heated-air circulation oven |
| CN207197122U (en) * | 2017-08-30 | 2018-04-06 | 广元瑞峰新材料有限公司 | A kind of heated-air circulation oven |
| CN207317400U (en) * | 2017-09-22 | 2018-05-04 | 甘肃澳菲特热能科技有限公司 | A kind of heated-air circulation oven |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484410A (en) * | 2020-11-17 | 2021-03-12 | 杨正飞 | Hot air oven with waste heat recovery function for textile machinery |
| CN114322479A (en) * | 2022-01-24 | 2022-04-12 | 亳州市楚王制药机械制造有限公司 | A kind of Chinese herbal medicine drying equipment with internal circulation of hot air |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200908 |