CN110822852A - Agricultural product drying equipment - Google Patents
Agricultural product drying equipment Download PDFInfo
- Publication number
- CN110822852A CN110822852A CN201810900105.0A CN201810900105A CN110822852A CN 110822852 A CN110822852 A CN 110822852A CN 201810900105 A CN201810900105 A CN 201810900105A CN 110822852 A CN110822852 A CN 110822852A
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- Prior art keywords
- resistor
- oven
- post
- drying
- stage amplifier
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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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/12—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices
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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
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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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
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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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
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/22—Controlling the drying process in dependence on liquid content of solid materials or objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses agricultural product drying equipment, which solves the problem that agricultural products cannot be stirred in the drying process in the prior art. The drying oven comprises an oven body, a hot air cavity, a heating device, a fan, a dehumidifier and a partition plate for separating the oven body from the hot air cavity, wherein the heating device is connected with the hot air cavity through the fan, the top of the oven body is connected with the heating device through the dehumidifier, a hole is formed in the partition plate, a hygrometer is arranged on the wall of the oven body, and a horizontal stirrer is further arranged at the top of the oven body. According to the agricultural product drying device, the horizontal stirrer is arranged at the top of the drying oven, so that the agricultural products to be dried can be continuously stirred by the stirrer in the process of drying the agricultural products, the agricultural products in the drying oven can be heated more uniformly, the drying time is shortened, and the agricultural product drying efficiency is improved.
Description
Technical Field
The invention relates to the field of agricultural product processing, in particular to agricultural product drying equipment.
Background
With the continuous improvement of living standard of people, leisure food such as melon seeds, agricultural products, walnuts and the like are more and more popular among people. When various agricultural products are processed, the agricultural products need to be cleaned at first, various ingredients are put into the cleaned agricultural products for tasting, the tasting of the agricultural products generally needs to be carried out pickling, the agricultural products need to be dried after tasting, and the agricultural products can be packaged and sold after being dried. And the drying process has a great influence on the shelf life of the agricultural products. If the drying is not thorough, mildew and the like are easy to cause, thereby affecting the quality of agricultural products. Moreover, in the existing agricultural product drying, hot air is generally only flushed into the agricultural products in the oven, the stirring function is not provided, and the efficiency is low.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: an agricultural product drying device is provided to solve the technical problems.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the agricultural product drying equipment comprises an oven, a hot air cavity, a heating device, a fan, a dehumidifier and a partition plate for separating the oven and the hot air cavity, wherein the heating device is connected with the hot air cavity through the fan, the top of the oven is connected with the heating device through the dehumidifier, a hole is formed in the partition plate, a hygrometer is arranged on the wall of the oven, and the heating device is an electric heater; the back of the oven is provided with an electric cabinet, a temperature sensor is arranged in the oven, and the electric cabinet is respectively and electrically connected with the heating device, the fan, the dehumidifier, the hygrometer and the temperature sensor; the temperature sensor is connected with a temperature compensation circuit, the temperature compensation circuit comprises a first resistor R1, a second resistor R2, a third resistor R3, a potentiometer WZ, a post-stage amplifier U1 and a diode D1 used for temperature compensation, a negative electrode interface of the temperature sensor is connected with the first resistor R1 and the potentiometer WZ which are connected in series, a positive electrode interface of the temperature sensor is connected with the second resistor R2 and the third resistor R3 which are connected in parallel, the diode D1 is connected with a second resistor R2 in series, a non-inverting input end of the post-stage amplifier U1 is connected with the temperature sensor, an inverting input end of the post-stage amplifier U1 is connected with the potentiometer WZ and the second resistor R2, and an output end of the post-stage amplifier U1 is connected with a filter circuit.
Further, the diode D1 is made of silicon, and a horizontal stirrer is arranged at the top of the oven.
The temperature compensation circuit further comprises a fourth resistor R4, a fifth resistor R5 and a sixth resistor R6, wherein the fourth resistor R4 is connected between the temperature sensor and the non-inverting input terminal of the post-stage amplifier U1, the fifth resistor R5 is connected between the potentiometer WZ, the second resistor R2 and the inverting input terminal of the post-stage amplifier U1, and two ends of the sixth resistor R6 are respectively connected with the output terminal of the post-stage amplifier U1 and the inverting input terminal of the post-stage amplifier U1.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the agricultural product drying device, the horizontal stirrer is arranged at the top of the drying oven, so that the agricultural products to be dried can be continuously stirred by the stirrer in the process of drying the agricultural products, the agricultural products in the drying oven can be heated more uniformly, the drying time is shortened, and the agricultural product drying efficiency is improved.
(2) The agricultural product drying device is reasonable in structure arrangement, the hot air cavity is arranged at the bottom of the agricultural product drying device, the partition plate between the hot air cavity and the drying oven is provided with the holes, the heating devices in the hot air cavity can be uniformly distributed, agricultural products can be dried through the rising of the holes, the drying is sufficient, in addition, the humidity of the agricultural product drying oven is observed through the hygrometer, and therefore the state of the agricultural products is fully mastered.
(3) The temperature sensor is connected with the temperature compensation circuit, and the temperature compensation circuit eliminates the influence of temperature drift of the sensor, so that the measurement result is more accurate.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic circuit diagram of the temperature compensation circuit of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-drying oven, 2-hot air cavity, 3-partition board, 4-pore, 5-heating device, 6-hygrometer, 7-blower, 8-dehumidifier and 9-horizontal stirrer.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
As shown in figures 1 and 2, the agricultural product drying equipment provided by the invention is simple in structure, scientific and reasonable in design and convenient to use. The drying oven comprises an oven 1, a hot air cavity 2, a heating device 5, a fan 7, a dehumidifier 8 and a partition plate 3 for separating the oven 1 from the hot air cavity 2, wherein the heating device 5 is connected with the hot air cavity 2 through a pipeline of the fan 7, the top of the oven 1 is connected with the heating device 5 through a pipeline of the dehumidifier 8, a hole 4 is formed in the partition plate 3, a hygrometer 6 is arranged on the wall of the oven 1, and the heating device 5 is an electric heater; the back of the oven 1 is provided with an electric cabinet, a temperature sensor is arranged in the oven 1, and the electric cabinet is respectively and electrically connected with the heating device 5, the fan 7, the dehumidifier 8, the hygrometer 6 and the temperature sensor.
The temperature sensor is connected with a temperature compensation circuit, the temperature compensation circuit comprises a first resistor R1, a second resistor R2, a third resistor R3, a potentiometer WZ, a post-stage amplifier U1 and a diode D1 used for temperature compensation, a negative electrode interface of the temperature sensor is connected with the first resistor R1 and the potentiometer WZ which are mutually connected in series, a positive electrode interface of the temperature sensor is connected with the second resistor R2 and the third resistor R3 which are mutually connected in parallel, the diode D1 is connected with a second resistor R2 in series, a non-inverting input end of the post-stage amplifier U1 is connected with the temperature sensor, an inverting input end of the post-stage amplifier U1 is connected with the potentiometer WZ and the second resistor R2, and an output end of the post-stage amplifier U1 is connected with a filter circuit; the diode D1 is made of silicon, the horizontal stirrer 9 is arranged at the top of the oven 1, the temperature compensation circuit further comprises a fourth resistor R4, a fifth resistor R5 and a sixth resistor R6, the fourth resistor R4 is connected between a temperature sensor and the non-inverting input end of the post-stage amplifier U1, the fifth resistor R5 is connected between the potentiometer WZ, the second resistor R2 and the inverting input end of the post-stage amplifier U1, and two ends of the sixth resistor R6 are respectively connected with the output end of the post-stage amplifier U1 and the inverting input end of the post-stage amplifier U1.
The temperature sensor is connected with the temperature compensation circuit, and the temperature compensation circuit eliminates the influence of temperature drift of the sensor, so that the measurement result is more accurate.
According to the agricultural product drying device, the horizontal stirrer is arranged at the top of the drying oven, so that the agricultural products to be dried can be continuously stirred by the stirrer in the process of drying the agricultural products, the agricultural products in the drying oven can be heated more uniformly, the drying time is shortened, and the agricultural product drying efficiency is improved.
The agricultural product drying device is reasonable in structure arrangement, the hot air cavity is arranged at the bottom of the agricultural product drying device, the partition plate between the hot air cavity and the drying oven is provided with the holes, the heating devices in the hot air cavity can be uniformly distributed, agricultural products can be dried through the rising of the holes, the drying is sufficient, in addition, the humidity of the agricultural product drying oven is observed through the hygrometer, and therefore the state of the agricultural products is fully mastered.
The following is a brief description of the operation of the present invention:
during operation, will wait to dry agricultural product through the material entry and put into oven 1, start fan 7, pass through fan 7 with the hot-air in heating device 5 and carry to hot-blast chamber 2 to get into oven 1 through hole 4 and dry agricultural product, moist air gets into heating device 5 and heats after 8 drying of dehumidifier, so circulation is reciprocal, dries agricultural product. Observe the state of hygrometer 6, reach relevant index after, with the agricultural product output of drying, the packing can, the in-process stirs the agricultural product of treating drying in oven 1 through horizontal agitator 9 ceaselessly, makes the agricultural product of treating drying can be heated more evenly to shorten the stoving time, improve drying efficiency.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the scope of the present invention, but all the insubstantial modifications or changes made within the spirit and scope of the main design of the present invention, which still solve the technical problems consistent with the present invention, should be included in the scope of the present invention.
Claims (3)
1. Agricultural product drying equipment, its characterized in that: the drying oven comprises an oven (1), a hot air cavity (2), a heating device (5), a fan (7), a dehumidifier (8) and a partition plate (3) for separating the oven (1) and the hot air cavity (2), wherein the heating device (5) is connected with the hot air cavity (2) through the fan (7) by a pipeline, the top of the oven (1) is connected with the heating device (5) through the dehumidifier (8) by a pipeline, a hole (4) is formed in the partition plate (3), a hygrometer (6) is arranged on the wall of the oven (1), and the heating device (5) is an electric heater; the back of the oven (1) is provided with an electric cabinet, a temperature sensor is arranged in the oven (1), and the electric cabinet is respectively and electrically connected with the heating device (5), the fan (7), the dehumidifier (8), the hygrometer (6) and the temperature sensor; the temperature sensor is connected with a temperature compensation circuit, the temperature compensation circuit comprises a first resistor R1, a second resistor R2, a third resistor R3, a potentiometer WZ, a post-stage amplifier U1 and a diode D1 used for temperature compensation, a negative electrode interface of the temperature sensor is connected with the first resistor R1 and the potentiometer WZ which are connected in series, a positive electrode interface of the temperature sensor is connected with the second resistor R2 and the third resistor R3 which are connected in parallel, the diode D1 is connected with a second resistor R2 in series, a non-inverting input end of the post-stage amplifier U1 is connected with the temperature sensor, an inverting input end of the post-stage amplifier U1 is connected with the potentiometer WZ and the second resistor R2, and an output end of the post-stage amplifier U1 is connected with a filter circuit.
2. The agricultural product drying apparatus of claim 1, wherein: the diode D1 is made of silicon, and a horizontal stirrer (9) is arranged at the top of the oven (1).
3. The agricultural product drying apparatus of claim 1, wherein: the temperature compensation circuit further comprises a fourth resistor R4, a fifth resistor R5 and a sixth resistor R6, wherein the fourth resistor R4 is connected between the temperature sensor and the non-inverting input end of the post-stage amplifier U1, the fifth resistor R5 is connected between the potentiometer WZ, the second resistor R2 and the inverting input end of the post-stage amplifier U1, and two ends of the sixth resistor R6 are respectively connected with the output end of the post-stage amplifier U1 and the inverting input end of the post-stage amplifier U1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810900105.0A CN110822852A (en) | 2018-08-09 | 2018-08-09 | Agricultural product drying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810900105.0A CN110822852A (en) | 2018-08-09 | 2018-08-09 | Agricultural product drying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110822852A true CN110822852A (en) | 2020-02-21 |
Family
ID=69541266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810900105.0A Withdrawn CN110822852A (en) | 2018-08-09 | 2018-08-09 | Agricultural product drying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110822852A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110779311A (en) * | 2018-07-30 | 2020-02-11 | 成都本润农业科技有限公司 | Agricultural intelligent baking equipment based on accurate temperature side of singlechip |
| CN110779312A (en) * | 2018-07-30 | 2020-02-11 | 成都本润农业科技有限公司 | Agricultural equipment of toasting of accurate control by temperature change formula |
-
2018
- 2018-08-09 CN CN201810900105.0A patent/CN110822852A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110779311A (en) * | 2018-07-30 | 2020-02-11 | 成都本润农业科技有限公司 | Agricultural intelligent baking equipment based on accurate temperature side of singlechip |
| CN110779312A (en) * | 2018-07-30 | 2020-02-11 | 成都本润农业科技有限公司 | Agricultural equipment of toasting of accurate control by temperature change formula |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200221 |
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| WW01 | Invention patent application withdrawn after publication |