CN203231618U - Drying oven - Google Patents
Drying oven Download PDFInfo
- Publication number
- CN203231618U CN203231618U CN 201320121777 CN201320121777U CN203231618U CN 203231618 U CN203231618 U CN 203231618U CN 201320121777 CN201320121777 CN 201320121777 CN 201320121777 U CN201320121777 U CN 201320121777U CN 203231618 U CN203231618 U CN 203231618U
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- cavity
- shaft
- drying oven
- blower fan
- hollow column
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Abstract
The utility model relates to a drying device, in particular to a drying oven. The drying oven comprises an oven body. A cavity is arranged in the oven body. The cavity extends to the top end of the oven body from the lower portion of the oven body and is communicated with the outside. An oven cover for sealing the cavity is arranged at the top end of the oven body, a heating oven is arranged at the lower end of the oven body, a first fan is arranged on the oven cover, an air inlet of the first fan penetrates the oven cover through a pipe to be communicated with the cavity, and an air outlet of the first fan is communicated with the atmosphere. By means of the drying oven, during drying of materials, the materials to be dried are placed in the cavity, by heating the oven body through the heating oven, the temperature in the cavity rises, the first fan is started and sucks damp and hot air in the cavity out, air flowing in the cavity is quickened, and drying speed of the materials is improved.
Description
Technical field
The utility model relates to a kind of drying plant, particularly a kind of drying oven.
Background technology
In industries such as industry, agricultural, chemical industry and food, in order to ensure the quality of material storing and use, usually need material is carried out drying.
The traditional drying mode is with under material placement and the sunlight or ventilation, makes the moisture evaporation in the material.But because this drying mode needs comparatively wide place, and need dependence and natural weather situation fully, thereby be unfavorable for the industrialization drying operation of material.
So, in present dry materials, normally adopt drying oven to dry material, present drying oven mainly is made up of body of heater and the burner hearth that is arranged on the body of heater below, be provided with the material container cavity in the body of heater, in use, with the material to be dried material container cavity of packing into, put into fuel and combustion fuel then in burner hearth, temperature raises the material to be dried in the material container cavity is dried in the burner hearth.Adopt this equipment to make the drying of material not be subjected to the influence of natural weather situation, also improved the drying efficiency of material simultaneously.But, adopt this drying oven but to need to consume a large amount of fuel, not only uneconomical but also not environmental protection; Simultaneously, because the material container cavity in the body of heater is after filling material, the material at bottom and the top inequality of being heated causes body of heater internal upper part dry materials deficiency or bottom material by the phenomenon of adustion easily.
So, need badly at present a kind of can the rapid draing material, again can fuel saving and the drying oven of dried material that can be good.
The utility model content
The purpose of this utility model is: need consume a large amount of fuel at existing drying oven, not only uneconomical but also not environmental protection, and material the dry deficiency in top or bottom occur easily by the phenomenon of adustion in the body of heater, provide a kind of can the rapid draing material, again can fuel saving and the drying oven of dried material that can be good.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of drying oven, comprise shaft, described shaft inside is provided with cavity, described cavity extends to described shaft top also and exterior by restoration of lower stack, described shaft top is provided with the bell for the described cavity of sealing, and described shaft lower end is provided with heating furnace, and described bell is provided with first blower fan, the air inlet of described first blower fan passes described bell by pipeline and described cavity is connected, and the gas outlet of described first blower fan and atmosphere are connected.With the material to be dried cavity of packing into, by heating furnace heating shaft, the temperature in the cavity raises, and starts first blower fan, and first blower fan is extracted gas damp and hot in the cavity out, has accelerated gas flow in the cavity, has improved the rate of drying of material.
As preferred version of the present utility model, the described shaft inwall of described cavity bottom is provided with grate, and described cavity separates by described grate and is two parts up and down.Described grate and described shaft inwall bottom separates suitable distance, and when adding material in cavity, material drops on the grate with the higher shaft bottom of temperature and separated suitable distance, has avoided material to contact bottom shaft and by burned.
As preferred version of the present utility model, described shaft is provided with second blower fan, the air inlet of described second blower fan passes the top of described shaft by pipeline and the top of described cavity is connected, and the gas outlet of described second blower fan passes the bottom of described shaft by pipeline and the lower part of described cavity is connected.In the drying materials process, start second blower fan, the air suction shaft bottom that second blower fan is lower with shaft upper end temperature, prevented the shaft over-heat at the bottom and burned material on the one hand, make the shaft internal upper part divide the certain pressure reduction of formation between cavity and the lower part cavity on the other hand, accelerate flowing of the interior air of cavity, improved the rate of heat exchange between the hot-air in material and the cavity, thereby improved the rate of drying of material.
As preferred version of the present utility model, the pipeline between the air inlet of described second blower fan and the described shaft is provided with air filter.Filter the air that second blower fan is extracted out by air filter, prevent from also preventing when second blower fan is blocked that material from entering the shaft bottom by burned.
As preferred version of the present utility model, described grate is provided with the airtight hollow column of an end opening other end, and the openend of described hollow column is arranged on the described grate, and the sealed end of described hollow column is positioned at the top of described cavity.When material adds cavity, hollow column is coated, because the openend of hollow column is arranged on the grate, hot gas enters hollow column inside, make the temperature of hollow column be higher than coating material thereon, thereby material is carried out drying, improve the rate of drying of material, also improved the heat utilization efficiency of drying oven simultaneously, saved fuel.
As preferred version of the present utility model, described hollow column is provided with some through holes.By at hollow column some through holes being set, accelerated the rate of heat exchange between the interior hot-air of hollow column and the material, further improved the rate of drying of material, improved the heat utilization efficiency of drying oven, saved fuel.
As preferred version of the present utility model, spiral is provided with blade on the described hollow column, and described grate is provided with for driving the motor that described hollow column rotates.In the dry materials process, starter motor, the hollow column rotation of driven by motor, when rotating with hollow column, is being with in spiral helicine blade material turning, make the material of interior each position of cavity can both obtain consistent drying, avoided occurring the top material humidity, the situation of bottom dry materials.
As preferred version of the present utility model, described shaft outer cover is provided with sheath body, in described sheath body lower end extends to described heating furnace place and the top of described heating furnace is coated on.Sheath body is set outside shaft, makes that the hot gas in the heating furnace rises along the shaft lateral wall behind the shaft bottom, improved the rate of drying of heat utilization efficiency and material, further saved fuel.
As preferred version of the present utility model, described sheath body is arranged on by dividing plate on the lateral wall of described shaft, and described dividing plate is shape in the shape of a spiral.Sheath body is arranged on the shaft lateral wall by spiral helicine dividing plate, the air flow channel that script between shaft and the sheath body is vertical is divided into spiral helicine air flow channel, hot-air can stop the longer time at the shaft sidewall, further improve the rate of drying of heat utilization efficiency and material, further saved fuel.
Drying oven of the present utility model dry material and is packed in the shaft of sealing, and shaft bottom is by the heating furnace heating, and the shaft outside is provided with spiral helicine air flow channel can make the heat of heating furnace generation fully be utilized to heat shaft; At restoration of lower stack netted grate is set, material is placed on the grate and separates suitable distance with the shaft bottom, prevented that material is burned by the shaft bottom, the shaft bottom air is heated the back rising and adds thermal material, when moisture overflows the cavity that rises between material upper end and the bell in the material, part steam is got rid of by being arranged on first blower fan that arranges on the bell, another part steam is sent into the shaft bottom by second blower fan, prevented the shaft over-heat at the bottom and burned material on the one hand, make the shaft internal upper part divide the certain pressure reduction of formation between cavity and the lower part on the other hand, be conducive to be dried overflowing of moisture content in the material, accelerated flowing of the interior air of cavity, improve the rate of heat exchange between the hot-air in material and the cavity, thereby improved the rate of drying of material; The hollow column of band mesh is set at grate, and the blade that spiral arranges on hollow column, grate is provided with for driving the motor that hollow column rotates, in the dry materials process, starter motor, the hollow column rotation of driven by motor, when rotating with hollow column, is being with in the blade of spiral setting material turning, make the material of interior each position of cavity can both obtain consistent drying, avoided occurring the top material humidity, the situation of bottom dry materials.
In sum, owing to adopted technique scheme, the beneficial effects of the utility model are:
1, improves the rate of drying of material, also improved the heat utilization efficiency of drying oven simultaneously, saved fuel;
2, the material of each position can both obtain consistent drying in the cavity, has avoided occurring the top material humidity, the situation of bottom dry materials;
3, avoided the cavity bottom material by burned.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of sheath body and dividing plate;
Mark among the figure: 1-shaft, 2-cavity, 3-bell, 4-heating furnace, 5-first blower fan, 6-grate, 7-second blower fan, 8-air filter, the hollow column of 9-, 10-blade, 11-motor, 12-sheath body, 13-dividing plate.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Drying oven as depicted in figs. 1 and 2, comprise shaft 1, described shaft 1 inside is provided with cavity 2, described cavity 2 extends to described shaft 1 top also and exterior by shaft 1 bottom, described shaft 1 top is provided with the bell 3 for the described cavity 2 of sealing, and described shaft 1 lower end is provided with heating furnace 4, and described bell 3 is provided with first blower fan 5, the air inlet of described first blower fan 5 passes described bell 3 by pipeline and connects with described cavity 2, and the gas outlet of described first blower fan 5 and atmosphere are connected.With the material to be dried cavity 2 of packing into, by heating furnace 4 heating shafts 1,2 temperature raises in the cavity, starts first blower fan, 5, the first blower fans 5 gases damp and hot in the cavity 2 are extracted out, has accelerated gas flow in the cavity 2, has improved the rate of drying of material.
As preferred version of the present utility model, described shaft 1 inwall of described cavity 2 bottoms is provided with grate 6, and described cavity 2 separates by described grate 6 and is two parts up and down.Described grate 6 separates suitable distance with described shaft 1 inwall bottom, and when adding material cavity 2 in, material drops on the grate 6 with higher shaft 1 bottom of temperature and separated suitable distance, has avoided material to contact with shaft 1 bottom and by burned.
As preferred version of the present utility model, described shaft 1 is provided with second blower fan 7, the air inlet of described second blower fan 7 passes the top of described shaft 1 by pipeline and the top of described cavity 2 is connected, and the gas outlet of described second blower fan 7 passes the bottom of described shaft 1 by pipeline and the lower part of described cavity 2 is connected.In the drying materials process, start second blower fan 7, air suction shaft 1 bottom that second blower fan 7 is lower with shaft 1 upper end temperature, prevented shaft 1 over-heat at the bottom and burned material on the one hand, make shaft 1 internal upper part divide the certain pressure reduction of formation between cavity 2 and the lower part cavity 2 on the other hand, accelerate flowing of cavity 2 interior air, improved the rate of heat exchange between the hot-airs in material and the cavity 2, thereby improved the rate of drying of material.
As preferred version of the present utility model, the pipeline between the air inlet of described second blower fan 7 and the described shaft 1 is provided with air filter 8.Filter the air that second blower fan 7 is extracted out by air filter 8, prevent from preventing that also material from entering shaft 1 bottom by burned when second blower fan 7 is blocked.
As preferred version of the present utility model, described grate 6 is provided with the airtight hollow column 9 of an end opening other end, and the openend of described hollow column 9 is arranged on the described grate 6, and the sealed end of described hollow column 9 is positioned at the top of described cavity 2.When material adds cavity 2, hollow column 9 is coated, because the openend of hollow column 9 is arranged on the grate 6, hot gas enters hollow column 9 inside, make the temperature of hollow column 9 be higher than coating material thereon, thereby material is carried out drying, improve the rate of drying of material, also improved the heat utilization efficiency of drying oven simultaneously, saved fuel.
As preferred version of the present utility model, described hollow column 9 is provided with some through holes.By at hollow column 9 some through holes being set, accelerated the rate of heat exchange between hollow column 9 interior hot-airs and the material, further improved the rate of drying of material, improved the heat utilization efficiency of drying oven, saved fuel.
As preferred version of the present utility model, spiral is provided with blade 10 on the described hollow column 9, and described grate 6 is provided with for driving the motor 11 that described hollow column 9 rotates.In the dry materials process, starter motor 11, motor 11 drives hollow column 9 rotations, when rotating with hollow column 9, is being with in spiral helicine blade 10 material turning, make the material of cavity 2 interior each positions can both obtain consistent drying, avoided occurring the top material humidity, the situation of bottom dry materials.
As preferred version of the present utility model, described shaft 1 outer cover is provided with sheath body 12, in described sheath body 12 lower ends extend to described heating furnace 4 places and the top of described heating furnace 4 is coated on.Sheath body 12 is set outside shaft 1, makes that the hot gas in the heating furnace 4 rises along shaft 1 lateral wall behind shaft 1 bottom, improved the rate of drying of heat utilization efficiency and material, further saved fuel.
As preferred version of the present utility model, described sheath body 12 is arranged on by dividing plate 13 on the lateral wall of described shaft 1, and described dividing plate 13 is shape in the shape of a spiral.Sheath body 12 is arranged on shaft 1 lateral wall by spiral helicine dividing plate 13, the air flow channel that script between shaft 1 and the sheath body 12 is vertical is divided into spiral helicine air flow channel, hot-air can stop the longer time at shaft 1 sidewall, further improve the rate of drying of heat utilization efficiency and material, further saved fuel.
Packed in the shaft 1 of sealing by the oven dry material, shaft 1 bottom is by heating furnace 4 heating, and shaft 1 outside is provided with the heat that spiral helicine air flow channel can make heating furnace 4 produce and fully is utilized to heat shaft 1; In shaft 1 bottom netted grate 6 is set, material is placed on the grate 6 and separates suitable distance with shaft 1 bottom, prevented that material is burned by shaft 1 bottom, shaft 1 bottom air is heated the back rising and adds thermal material, when moisture overflows the cavity 2 that rises between material upper end and the bell 3 in the material, part steam is got rid of by being arranged on first blower fan 5 that arranges on the bell 3, another part steam is sent into shaft 1 bottom by second blower fan 7, prevented shaft 1 over-heat at the bottom and burned material on the one hand, make shaft 1 internal upper part divide the certain pressure reduction of formation between cavity 2 and the lower part on the other hand, be conducive to be dried overflowing of moisture content in the material, accelerated flowing of cavity 2 interior air, improve the rate of heat exchange between the hot-air in material and the cavity 2, thereby improved the rate of drying of material; The hollow column 9 of band mesh is set at grate 6, and the blade 10 that spiral arranges on hollow column 9, grate 6 is provided with for driving the motor 11 that hollow column 9 rotates, in the dry materials process, starter motor 11, motor 11 drive hollow column 9 rotations, when rotating with hollow column 9, is being with in the blade 10 of spiral setting material turning, make the material of cavity 2 interior each positions can both obtain consistent drying, avoided occurring the top material humidity, the situation of bottom dry materials.
Be 70～80% with moisture content, weight is that the dregs of a decoction of 1000kg are put into cavity 2, adds fuel in heating furnace, and the dregs of a decoction are dried, and when the moisture content of the dregs of a decoction was 18%, fuel used was 20kg, and used drying time is 2 hours.
Comparative Examples 1
Be 70～80% with moisture content, weight is that the dregs of a decoction of 1000kg adopt traditional drying oven to dry, and when dregs of a decoction moisture content was 18%, fuel used was 400kg, and used drying time is 2 hours.
Comparative example 1 and Comparative Examples 1 adopt drying oven of the present utility model fuel savings and drying time significantly as can be known.
All any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. drying oven, comprise shaft, described shaft inside is provided with cavity, described cavity extends to described shaft top also and exterior by restoration of lower stack, and described shaft top is provided with the bell for the described cavity of sealing, and described shaft lower end is provided with heating furnace, it is characterized in that, described bell is provided with first blower fan, and the air inlet of described first blower fan passes described bell by pipeline and described cavity is connected, and the gas outlet of described first blower fan and atmosphere are connected.
2. drying oven according to claim 1 is characterized in that, the described shaft inwall of described cavity bottom is provided with grate, and described cavity separates by described grate and is two parts up and down.
3. drying oven according to claim 2, it is characterized in that, described shaft is provided with second blower fan, the air inlet of described second blower fan passes the top of described shaft by pipeline and the top of described cavity is connected, and the gas outlet of described second blower fan passes the bottom of described shaft by pipeline and the lower part of described cavity is connected.
4. drying oven according to claim 3, it is characterized in that, described grate is provided with the airtight hollow column of an end opening other end, and the openend of described hollow column is arranged on the described grate, and the sealed end of described hollow column is positioned at the top of described cavity.
5. drying oven according to claim 4 is characterized in that, described hollow column is provided with some through holes.
6. drying oven according to claim 5 is characterized in that, spiral is provided with blade on the described hollow column, and described grate is provided with for driving the motor that described hollow column rotates.
7. drying oven according to claim 6 is characterized in that, described shaft outer cover is provided with sheath body, in described sheath body lower end extends to described heating furnace place and the top of described heating furnace is coated on.
8. drying oven according to claim 7 is characterized in that, described sheath body is arranged on by dividing plate on the lateral wall of described shaft, and described dividing plate is shape in the shape of a spiral.
9. according to any described drying oven of claim 3-8, it is characterized in that the pipeline between the air inlet of described second blower fan and the described shaft is provided with air filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320121777 CN203231618U (en) | 2013-03-18 | 2013-03-18 | Drying oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320121777 CN203231618U (en) | 2013-03-18 | 2013-03-18 | Drying oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203231618U true CN203231618U (en) | 2013-10-09 |
Family
ID=49287741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320121777 Expired - Fee Related CN203231618U (en) | 2013-03-18 | 2013-03-18 | Drying oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203231618U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103217001A (en) * | 2013-03-18 | 2013-07-24 | 四川省焱森炉业有限公司 | Drying furnace |
| CN105352294A (en) * | 2015-11-27 | 2016-02-24 | 成都九十度工业产品设计有限公司 | Scraper type stirring drying machine |
| CN107976036A (en) * | 2017-11-28 | 2018-05-01 | 锦乔生物科技有限公司 | A kind of lactobacillus bulgaricus bacterium powder drying equipment and its application method |
| CN109737710A (en) * | 2019-02-20 | 2019-05-10 | 江苏华岳昇环保科技有限公司 | A kind of drum-type intermediate frequency drying machine |
-
2013
- 2013-03-18 CN CN 201320121777 patent/CN203231618U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103217001A (en) * | 2013-03-18 | 2013-07-24 | 四川省焱森炉业有限公司 | Drying furnace |
| CN105352294A (en) * | 2015-11-27 | 2016-02-24 | 成都九十度工业产品设计有限公司 | Scraper type stirring drying machine |
| CN105352294B (en) * | 2015-11-27 | 2017-10-27 | 成都九十度工业产品设计有限公司 | Scraper-type stirring drier |
| CN107976036A (en) * | 2017-11-28 | 2018-05-01 | 锦乔生物科技有限公司 | A kind of lactobacillus bulgaricus bacterium powder drying equipment and its application method |
| CN109737710A (en) * | 2019-02-20 | 2019-05-10 | 江苏华岳昇环保科技有限公司 | A kind of drum-type intermediate frequency drying machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20170318 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |