CN111412728A - Low-temperature drying equipment for crops - Google Patents
Low-temperature drying equipment for crops Download PDFInfo
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- CN111412728A CN111412728A CN202010344759.7A CN202010344759A CN111412728A CN 111412728 A CN111412728 A CN 111412728A CN 202010344759 A CN202010344759 A CN 202010344759A CN 111412728 A CN111412728 A CN 111412728A
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- baffle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/28—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/02—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces
- F26B17/04—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces the belts being all horizontal or slightly inclined
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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
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
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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
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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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
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
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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)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses low-temperature drying equipment for crops, which comprises a rack, a baffle, a conveying mechanism, a first drying device and a second drying device, wherein the baffle is arranged on the rack; the baffle is fixed on the top of the frame; the conveying mechanism is arranged on the frame; the first drying device is arranged below the conveying mechanism; the second drying device is arranged above the conveying mechanism; the first drying device comprises a first lifting component arranged on the rack and a plurality of first fluorescent lamps arranged at equal intervals; the second drying device comprises a second lifting component arranged on the baffle and a plurality of second fluorescent lamps arranged at equal intervals. According to the invention, through the arrangement of the first drying device and the second drying device, the crops are dried by utilizing the temperature generated by the fluorescent lamp tube, the crops cannot be baked, and the requirements of different crops on spectral intensity are met by adjusting the distances among the first fluorescent lamp tube, the second fluorescent lamp tube and the crops, so that the activity of beneficial strains of the crops is ensured.
Description
Technical Field
The invention relates to the technical field of plant drying equipment, in particular to low-temperature drying equipment for crops.
Background
After the crops are picked, the rest photosynthetic products also accumulate the nutritive value in the conveying process, and if the maintenance of metabolism is not guaranteed, the accumulation of the photosynthetic products cannot be completed. There is evidence to prove that 1300 kinds of live bacteria beneficial to human body exist in the real Maotai wine, and the Maotai wine for two thirty years contains more live bacteria and is more beneficial to human health.
Patent CN104938620B discloses a crop dryer, wherein the heating pipe is a hollow pipe body and is arranged at the central axis of the drum; and a plurality of radiant panels extending from an outer surface of the heating tube, a bottom of the heating tube defining a plurality of through holes; a fan is arranged at one end of the heating pipe, which is far away from the feeding hole; the end of the roller, which is far away from the feed inlet, is an opening for discharging crops. The technique has the following defects: after the crops are dried by a drying machine at high temperature, even if the water content is reduced to reach the standard, the strain activity of the crops is greatly reduced and is basically zero.
Disclosure of Invention
The invention aims to provide low-temperature drying equipment for crops, which can ensure the activity of crop strains.
The invention solves the technical problems through the following technical means:
a low-temperature drying device for crops comprises a rack, a baffle, a conveying mechanism, a first drying device and a second drying device; the baffle is fixed at the top of the rack; the conveying mechanism is arranged on the rack; the first drying device is arranged on the rack and is positioned below the conveying mechanism; the second drying device is arranged on the rack and is positioned above the conveying mechanism;
the first drying device comprises a first lifting assembly and a plurality of first fluorescent tubes; the first lifting assembly is arranged on the rack; the first fluorescent lamp tubes are arranged at equal intervals and fixed at the output end of the first lifting assembly, and the first fluorescent lamp tubes are positioned below the conveying mechanism;
the second drying device comprises a second lifting assembly and a plurality of second fluorescent lamps; the second lifting assembly is arranged on the baffle; the second fluorescent lamp tubes are arranged at equal intervals and fixed at the output end of the second lifting assembly, and the second fluorescent lamp tubes are positioned above the conveying mechanism;
the spectral ranges of the first fluorescent lamp tube and the second fluorescent lamp tube are as follows: 15% of long-wave ultraviolet and purple light with the wavelength of 380 nm-420 nm, 30% of red light and near infrared with the wavelength of 640 nm-680 nm, 45% of blue light with the wavelength of 445 nm-460 nm, and 10% of green light with the wavelength of 590 nm-460 nm.
Before use, crops can be sieved to screen off crop fine particles, the sieved crops are placed on a conveying mechanism, the conveying mechanism is started, then the first fluorescent lamps and the second fluorescent lamps are respectively electrified, the crop is conveyed by the conveying mechanism, the first fluorescent lamps and the second fluorescent lamps which are positioned above and below the conveying mechanism naturally generate heat, further utilizes the self temperature to bake the crop fine grains, and because the metabolism rates of different crops are different, therefore, the distance between the first fluorescent lamp tube and the crops and the distance between the second fluorescent lamp tube and the crops can be adjusted, and then adjust spectral intensity, consequently can start first lifting unit and second lifting unit respectively for first fluorescent tube, second fluorescent tube reciprocate respectively, and then guarantee the activity of the microelement of crops and beneficial bacterial.
According to the crop drying device, the drying devices are arranged above and below the conveying mechanism, crops are dried by utilizing the temperature generated by the fluorescent lamp tubes, the first fluorescent lamp tubes are arranged at equal intervals and fixed at the output end of the first lifting assembly, the second fluorescent lamp tubes are arranged at equal intervals and fixed at the output end of the second lifting assembly, the crops can be continuously baked, and the temperature generated by the fluorescent lamp tubes is 50-55 ℃, so that when the temperature of the fluorescent lamp tubes spread to the crops is about 42 ℃, live bacteria of the crops cannot be baked, and the activity of trace elements and beneficial bacteria of the crops can be ensured; the first lifting assembly and the second lifting assembly are respectively utilized to adjust the distances between the first fluorescent lamp tube and the crops, so that the requirements of the crops in different producing areas on the spectral intensity are met, and the activity of trace elements and beneficial strains of the crops is further ensured.
The baffle plate can also ensure that crops cannot fall into two side edges in the conveying process.
Preferably, the system also comprises a heat radiation fan, a temperature sensor and a humidity sensor; a plurality of cooling fans are arranged on the cooling fan, the cooling fans are arranged and fixed on the baffle at equal intervals, and the distance between every two cooling fans is 1 m;
the temperature sensor is arranged in the middle of the baffle; the dry humidity sensor is arranged at the tail end of the baffle.
When the baking temperature measured by the temperature sensor is higher than 45 ℃, the cooling fan can be started to cool the drying line, and when the temperature of the drying line is lower than 38 ℃, the cooling fan is stopped; through setting up the humidity sensor at the end of baffle, humidity sensor detects the moisture content of the crops after the stoving line is dried, and automatically regulated conveying mechanism's speed, and then adjust the speed that crops were dried.
Preferably, a first sliding groove is formed in the inner side wall of the rack, and a first strip-shaped groove is formed in the side wall of the first sliding groove.
Preferably, a second sliding groove is formed in the inner side wall of the baffle, and a second strip-shaped groove is formed in the side wall of the second sliding groove.
Preferably, the conveying mechanism comprises a driving device and a mesh belt; the driving device is arranged on the frame; the mesh belt is arranged in the frame and is connected with the output end of the driving device through a driving roller.
Preferably, the material of the mesh belt is nylon polyester material; the invention adopts nylon polyester material to make the mesh belt, and the nylon polyester material has the advantages of ultraviolet resistance, infrared resistance, high temperature resistance and no plasticizer.
Preferably, the first lifting assembly comprises a first cylinder, a first connecting rod and a first sliding rod; the first cylinder is fixed at one end of the frame; the first connecting rod is arranged in the first sliding groove; one end of the first sliding rod is fixed with the end part of the telescopic rod of the first cylinder, the first sliding rod is sleeved on the first strip-shaped groove, and the other end of the first sliding rod extends into the first sliding groove and is fixed with one end of the first connecting rod; the first fluorescent tubes are arranged at equal intervals and fixed on the first connecting rod.
Preferably, the distance between two adjacent first fluorescent tubes is 10 cm.
Preferably, the second lifting assembly comprises a second cylinder, a second connecting rod and a second sliding rod; the second cylinder is fixed at one end of the baffle; the second connecting rod is arranged in the second sliding groove; one end of the second sliding rod is fixed with the end part of the telescopic rod of the second cylinder, the second sliding rod is sleeved on the second strip-shaped groove, and the other end of the second sliding rod extends into the second sliding groove and is fixed with one end of the second connecting rod; the plurality of second fluorescent tubes are arranged at equal intervals and fixed on the second connecting rod.
Preferably, the distance between two adjacent second fluorescent lamp tubes is 10 cm.
The working principle is as follows: before the crop baking machine is used, crops can be sieved to screen off fine grains of the crops, the sieved crops are placed on the conveying mechanism, the conveying mechanism is started, the output end of the driving device drives the net belt to move along the material conveying direction through the driving roller, then the first fluorescent lamp tubes and the second fluorescent lamp tubes are electrified respectively, the first fluorescent lamp tubes and the second fluorescent lamp tubes above and below the conveying mechanism naturally heat, and then the crops are baked by utilizing the temperature of the first fluorescent lamp tubes and the second fluorescent lamp tubes; because the metabolic rates of different crops are different, the light intensity requirements are different, the distances between the first fluorescent lamp tube and the crops and between the second fluorescent lamp tube and the crops can be adjusted, the first lifting assembly and the second lifting assembly can be respectively started, the telescopic rod of the first air cylinder does stretching or shrinking action to drive the first sliding rod to slide up and down in the first strip-shaped groove, the first connecting rod is driven to slide up and down in the first sliding groove, and then the first fluorescent lamp tubes are driven to move up and down, so that the distances between the first fluorescent lamp tubes and the crops on the net belt can be adjusted; meanwhile, the telescopic rod of the second air cylinder extends or contracts to drive the second sliding rod to slide up and down in the second strip-shaped groove, so as to drive the second connecting rod to slide in the second sliding groove and further drive the plurality of second fluorescent lamp tubes to move up and down, and thus the distance between the plurality of second fluorescent lamp tubes and crops on the mesh belt can be adjusted; on the other hand, when the baking temperature measured by the temperature sensor is higher than 45 ℃, the cooling fan can be started to cool the drying line, and when the temperature of the drying line is lower than 38 ℃, the cooling fan is stopped; through setting up the humidity sensor at the end of baffle, humidity sensor detects the moisture content of the crops after the stoving line is dried, and automatically regulated conveying mechanism's speed, and then adjust the speed that crops were dried.
The invention has the advantages that:
1. according to the crop drying device, the drying devices are arranged above and below the conveying mechanism, the crops are dried by utilizing the temperature generated by the fluorescent lamp tube, and because the temperature generated by the fluorescent lamp tube is between 50 and 55 ℃, the temperature of the fluorescent lamp tube diffused to the crops is about 42 ℃, the live bacteria of the crops cannot be baked, and the activity of trace elements and beneficial bacteria of the crops can be ensured; in addition, because different crops have different metabolic rates and different light intensity requirements, the first lifting assembly and the second lifting assembly are respectively utilized to adjust the distances between the first fluorescent lamp tube and the crops and between the second fluorescent lamp tube and the crops, so that the requirements of the crops in different producing places on the spectral intensity are met, and the activity of trace elements and beneficial strains of the crops is further ensured.
2. Because a plurality of first fluorescent lamp tubes are arranged at equal intervals and fixed at the output end of the first lifting component, and a plurality of second fluorescent lamp tubes are arranged at equal intervals and fixed at the output end of the second lifting component, the continuous baking of crops can be realized.
3. The baffle plate can also ensure that crops cannot fall into two side edges in the conveying process.
4. When the baking temperature measured by the temperature sensor is higher than 45 ℃, the cooling fan can be started to cool the drying line, and when the temperature of the drying line is lower than 38 ℃, the cooling fan is stopped; through setting up the humidity sensor at the end of baffle, humidity sensor detects the moisture content of the crops after the stoving line is dried, and automatically regulated conveying mechanism's speed, and then adjust the speed that crops were dried.
5. The invention adopts nylon polyester material to make the mesh belt, and the nylon polyester material has the advantages of ultraviolet resistance, infrared resistance, high temperature resistance and no plasticizer.
Drawings
Fig. 1 is a schematic structural view of a low temperature drying apparatus for crops according to the present invention;
FIG. 2 is a schematic structural diagram of a conveying mechanism according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic structural diagram of A according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first drying device according to an embodiment of the present invention;
FIG. 5 is an enlarged structural diagram of B in the embodiment of the present invention;
fig. 6 is a schematic front view of the structure according to the embodiment of the present invention.
The reference numbers illustrate:
1. a frame; 11. a first sliding groove; 12. a first bar-shaped groove; 2. a baffle plate; 21. a second sliding groove; 22. a second strip groove; 3. a conveying mechanism; 31. a drive device; 32. a mesh belt; 4. a first drying device; 41. a first lifting assembly; 411. a first cylinder; 412. a first connecting rod; 413. a first slide bar; 42. a first fluorescent lamp tube; 5. a second drying device; 51. a second lifting assembly; 511. a second cylinder; 512. a second connecting rod; 513. a second slide bar; 52. a second fluorescent lamp tube; 6. a heat radiation fan; 7. a temperature sensor; 8. a dry humidity sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
As shown in fig. 1, the present embodiment discloses a low temperature drying apparatus for crops, which includes a frame 1, a baffle 2, a conveying mechanism 3, a first drying device 4 and a second drying device 5.
As shown in fig. 1 and fig. 2, and referring to the orientation of fig. 1 specifically, the rack 1 of the present embodiment is a pair of symmetrical support structures, a first sliding groove 11 is formed on an inner side wall of the rack 1, and a first strip-shaped groove 12 is formed on a side wall of the first sliding groove 11.
Similarly, as shown in fig. 1 and fig. 2, and referring to the orientation of fig. 1 specifically, the baffle 2 of the present embodiment is also a structure of a pair of symmetric plates, and the bottom of the baffle 2 is welded to the top end of the frame 1 or fixed by bolts, or may be integrally formed; and a second sliding groove 21 is formed on the inner side wall of the baffle 2, and a second strip-shaped groove 22 is formed on the side wall of the second sliding groove 21.
As shown in fig. 1 and 2, the conveying mechanism 3 includes a driving device 31 and a mesh belt 32; the driving device 31 is arranged on the frame 1; the mesh belt 32 is arranged in the frame 1, and the mesh belt 32 is connected with the output end of the driving device 31 through a driving roller. The driving device 31 of the embodiment is composed of a power assembly, a driving roller combination and a driven roller; the power component comprises a speed reducing motor fixedly arranged at one end of the frame 1, the speed reducing motor adopts the existing motor mounting bracket and is matched with a bolt to be mounted at the left end of the frame 1, the power component of the embodiment further comprises a driving roller connected with an output shaft of the speed reducing motor through a driving belt, a driven roller connected with the driving roller through a traction chain, and a mesh belt 32 which is mounted on the driving roller and the driven roller in the frame 1.
As shown in fig. 1-5, and with particular reference to the orientation of fig. 3, the first drying device 4 comprises a first lifting assembly 41 and a plurality of first fluorescent tubes 42; the first lifting assembly 41 includes a first cylinder 411, a first connecting rod 412 and a first sliding rod 413;
the first air cylinder 411 is arranged at the right end of the frame 1 by adopting the existing air cylinder mounting rack and matching with a bolt; the first connecting rod 412 is arranged in the first sliding groove 11; the right end of the first sliding rod 413 is welded and fixed with the end of the telescopic rod of the first cylinder 411, the first sliding rod 413 is sleeved on the first strip-shaped groove 12, and the other end of the first sliding rod 413 extends into the first sliding groove 11 and is welded and fixed with one end of the first connecting rod 412; the plurality of first fluorescent lamps 42 are arranged at equal intervals and fixed on the first connecting rod 412, and the first fluorescent lamps 42 are installed on the first connecting rod 412 in a manner of connecting the existing fluorescent lamps with fluorescent lamp sockets.
As shown in fig. 1 to 3, the second drying device 5 includes a second lifting assembly 51 and a plurality of second fluorescent lamps 52; the second lifting assembly 51 includes a second cylinder 511, a second connecting rod 512 and a second sliding rod 513;
the second cylinder 511 is arranged at one end of the baffle plate 2 by adopting the existing cylinder mounting rack and matching with bolts; the second connecting rod 512 is arranged in the second sliding groove 21; one end of the second sliding rod 513 is welded and fixed with the end of the telescopic rod of the second cylinder 511, the second sliding rod 513 is sleeved on the second strip-shaped groove 22, and the other end of the second sliding rod 513 extends into the second sliding groove 21 and is welded and fixed with one end of the second connecting rod 512; the plurality of second fluorescent lamps 52 are arranged at equal intervals and fixed on the second connection rod 512, and the second fluorescent lamps 52 are mounted on the second connection rod 512 in a manner of connecting the existing fluorescent lamps with fluorescent lamp sockets.
The spectral ranges of the first fluorescent tube 51 and the second fluorescent tube 52 are: 15% of long-wave ultraviolet and purple light with the wavelength of 380 nm-420 nm, 30% of red light and near infrared with the wavelength of 640 nm-680 nm, 45% of blue light with the wavelength of 445 nm-460 nm, and 10% of green light with the wavelength of 590 nm-460 nm.
The first fluorescent lamp tube 51 and the second fluorescent lamp tube 52 of the present invention can be the existing fluorescent growth lamp, and can also be the existing L ED fluorescent lamp tube.
The working principle of the embodiment is as follows: the invention provides a low-temperature drying device for crops, which can sieve crops to sieve off fine grains of the crops before use, place the sieved crops on a conveying mechanism 3, start the conveying mechanism 3, drive a mesh belt 32 to move along the material conveying direction by a driving roller driven by an output end of a driving device 31 to work, then respectively electrify a plurality of first fluorescent lamps 42 and a plurality of second fluorescent lamps 52, naturally heat the first fluorescent lamps 42 and the second fluorescent lamps 52 which are positioned above and below the conveying mechanism 3, and further bake the crops by using the self temperature, because the metabolic rates of different crops are different, the light intensity requirements are different, the distances between the first fluorescent lamps 42 and the second fluorescent lamps 52 and the crops can be adjusted, and the first lifting assembly 41 and the second lifting assembly 51 can be respectively started, the telescopic rod of the first cylinder 411 extends or contracts to drive the first sliding rod 413 to slide up and down in the first strip-shaped groove 12, drive the first connecting rod 412 to slide up and down in the first sliding groove 11, and further drive the first fluorescent lamps 42 to move up and down, so that the distance between the first fluorescent lamps 42 and the crops on the net belt 32 can be adjusted; and simultaneously, the telescopic rod of the second cylinder 511 performs an extending or contracting action to drive the second sliding rod 513 to slide up and down in the second strip-shaped groove 22, drive the second connecting rod 512 to slide in the second sliding groove 21, and further drive the plurality of second fluorescent lamps 52 to move up and down, so that the distances between the plurality of second fluorescent lamps 52 and crops on the mesh belt 32 can be adjusted, and the requirements of the crops in different producing areas on the spectral intensity can be met.
Compared with the prior art, the invention has the following advantages: firstly, the drying devices are arranged above and below the conveying mechanism 3, the crops are dried by utilizing the temperature generated by the fluorescent lamp tube, and because the temperature generated by the fluorescent lamp tube is between 50 and 55 ℃, the temperature of the fluorescent lamp tube diffused to the crops is about 42 ℃, and the live bacteria of the crops cannot be baked; secondly, because different crops have different metabolic rates and different light intensity requirements, the first lifting component 41 and the second lifting component 51 are respectively utilized to adjust the distances between the first fluorescent lamp tube 42 and the second fluorescent lamp tube 52 and the crops so as to meet the requirements of the crops in different producing areas on the spectral intensity, and further ensure the activity of trace elements and beneficial strains of the crops; thirdly, as the plurality of first fluorescent lamps 42 are arranged at equal intervals and fixed at the output end of the first lifting assembly 41, and the plurality of second fluorescent lamps 52 are arranged at equal intervals and fixed at the output end of the second lifting assembly 51, the continuous baking of crops can be realized; thirdly, the baffle 2 of the invention can also ensure that crops can not fall into two side edges in the conveying process.
The application range of the invention comprises that the low-temperature drying of the red sorghum (for Maotai brewery), the tobacco, the black tea, the rice and the like by adopting the equipment of the invention is within the protection range of the invention.
Example two
The present embodiment differs from the above embodiments in that: as shown in fig. 6, the present embodiment further includes a heat dissipation fan 6, a temperature sensor 7, and a humidity sensor 8; the plurality of cooling fans 6 are arranged on the baffle 2 by adopting the existing fan mounting frame and matching with bolts, the plurality of cooling fans 6 are arranged at equal intervals, and the mounting distance between every two cooling fans 6 is kept at 1 m; the temperature sensor 7 is arranged in the middle of the baffle 2 by adopting an existing temperature bracket and matching with a bolt; the moisture and dryness sensor 8 is tethered to the end of the baffle 2 by a lifting rope.
The present embodiment further includes a P L C controller disposed on the rack 1 for controlling the operation of the heat dissipation fan 6 and the driving device 31.
In the process of baking, the temperature sensor 7 detects the temperature of the drying line and transmits the detected information to the P L C controller, the P L C controller responds, when the detected baking temperature is higher than 45 ℃, the P L C controller outputs signals and controls the cooling fan 6 to start so as to cool the drying line, when the detected baking temperature is lower than 38 ℃, the P L C controller outputs signals and controls the cooling fan 6 to stop working and simultaneously uses an air conditioner to heat, the dry and humidity sensor 8 is arranged at the tail end of the baffle plate 2, the dry and humidity sensor 8 detects the moisture content of crops dried by the drying line and transmits the detected signals to the P L C controller, the P L C controller responds, the signals are output and controls the conveying mechanism 3 to automatically adjust the moving speed of the mesh belt 32 so as to adjust the drying speed of the crops.
EXAMPLE III
The present embodiment differs from the above embodiments in that: the model of the machine frame 1 in this embodiment is stainless steel 304, the length of the machine frame 1 is 20m, the distance between the two machine frames 1 is 1.2m, the height is 0.8m, the height of the baffle plate 2 is 200mm, the material of the mesh belt 32 is nylon polyester material, and the conveying mechanism 3 is also provided with a frequency converter; the first fluorescent lamp tube 42 and the second fluorescent lamp tube 52 of the embodiment are T5-28w one meter two fluorescent growth lamp fluorescent lamp tubes, the distance between the first fluorescent lamp tubes 42 and the mesh belt 32 is set to be 20cm, the distance between the second fluorescent lamp tubes 52 and the mesh belt 32 is set to be 20cm, the distance between two adjacent first fluorescent lamp tubes 42 is 10cm, the distance between two adjacent second fluorescent lamp tubes 52 is 10cm, and the fluorescent lamp tubes are fluorescent lamp tubes of the spectrum special for environment-friendly glass, so as to prevent pollution caused by careless lamp breakage.
Example four
The present embodiment differs from the above embodiments in that: the crops of stoving of this embodiment are crops, and the crops low temperature drying equipment of this embodiment sets up in the air-conditioned room, and red sorghum is dried with growth lamp +42 degrees air conditioners for the low temperature, and the seedling lamp + air conditioner automatic control is grown seedlings for the crops, photosynthetic 28 ℃, dark reaction 18 ℃, the shelf sharing, low temperature is dried, 42 degrees are the center! Cooling with an air conditioner at a temperature higher than 45 ℃, heating with an air conditioner at a temperature lower than 38 ℃, and adjusting the temperature of the air conditioner to 42 ℃.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a low temperature drying equipment for crops which characterized in that: the drying machine comprises a rack, a baffle, a conveying mechanism, a first drying device and a second drying device; the baffle is fixed at the top of the rack; the conveying mechanism is arranged on the rack; the first drying device is arranged on the rack and is positioned below the conveying mechanism; the second drying device is arranged on the rack and is positioned above the conveying mechanism;
the first drying device comprises a first lifting assembly and a plurality of first fluorescent tubes; the first lifting assembly is arranged on the rack; the first fluorescent lamp tubes are arranged at equal intervals and fixed at the output end of the first lifting assembly, and the first fluorescent lamp tubes are positioned below the conveying mechanism;
the second drying device comprises a second lifting assembly and a plurality of second fluorescent lamps; the second lifting assembly is arranged on the baffle; the second fluorescent lamp tubes are arranged at equal intervals and fixed at the output end of the second lifting assembly, and the second fluorescent lamp tubes are positioned above the conveying mechanism.
2. The automobile seat cushion buffer connecting and rod cutting device as claimed in claim 1, wherein: the device also comprises a cooling fan, a temperature sensor and a humidity sensor; the heat dissipation fans are arranged and fixed on the baffle at equal intervals, and the distance between every two heat dissipation fans is 1 m;
the temperature sensor is arranged in the middle of the baffle; the dry humidity sensor is arranged at the tail end of the baffle.
3. The automobile seat cushion buffer connecting and rod cutting device as claimed in claim 1, wherein: a first sliding groove is formed in the inner side wall of the rack, and a first strip-shaped groove is formed in the side wall of the first sliding groove.
4. A low temperature drying apparatus for crops according to claim 3, wherein: a second sliding groove is formed in the inner side wall of the baffle, and a second strip-shaped groove is formed in the side wall of the second sliding groove.
5. The low temperature drying apparatus for crops as claimed in claim 4, wherein: the conveying mechanism comprises a driving device and a mesh belt; the driving device is arranged on the frame; the mesh belt is arranged in the frame and is connected with the output end of the driving device through a driving roller.
6. The low temperature drying apparatus for crops as claimed in claim 5, wherein: the material of the mesh belt is nylon polyester material.
7. The low temperature drying apparatus for crops as claimed in claim 5, wherein: the first lifting assembly comprises a first cylinder, a first connecting rod and a first sliding rod; the first cylinder is fixed at one end of the frame; the first connecting rod is arranged in the first sliding groove; one end of the first sliding rod is fixed with the end part of the telescopic rod of the first cylinder, the first sliding rod is sleeved on the first strip-shaped groove, and the other end of the first sliding rod extends into the first sliding groove and is fixed with one end of the first connecting rod; the first fluorescent tubes are arranged at equal intervals and fixed on the first connecting rod.
8. The low temperature drying apparatus for crops as claimed in claim 7, wherein: the distance between two adjacent first fluorescent lamp tubes is 10 cm.
9. The low temperature drying apparatus for crops as claimed in claim 7, wherein: the second lifting assembly comprises a second cylinder, a second connecting rod and a second sliding rod; the second cylinder is fixed at one end of the baffle; the second connecting rod is arranged in the second sliding groove; one end of the second sliding rod is fixed with the end part of the telescopic rod of the second cylinder, the second sliding rod is sleeved on the second strip-shaped groove, and the other end of the second sliding rod extends into the second sliding groove and is fixed with one end of the second connecting rod; the plurality of second fluorescent tubes are arranged at equal intervals and fixed on the second connecting rod.
10. A low temperature drying apparatus for crops as claimed in claim 9, wherein: the distance between two adjacent second fluorescent lamp tubes is 10 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010344759.7A CN111412728A (en) | 2020-04-27 | 2020-04-27 | Low-temperature drying equipment for crops |
Applications Claiming Priority (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114568729A (en) * | 2022-01-27 | 2022-06-03 | 贵州省烟草公司黔西南州公司 | Method for baking fresh and sweet flavor tobacco leaves and baking equipment thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114568729A (en) * | 2022-01-27 | 2022-06-03 | 贵州省烟草公司黔西南州公司 | Method for baking fresh and sweet flavor tobacco leaves and baking equipment thereof |
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