CN110806067A - Galla chinensis drying method and equipment - Google Patents
Galla chinensis drying method and equipment Download PDFInfo
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- CN110806067A CN110806067A CN201911110850.6A CN201911110850A CN110806067A CN 110806067 A CN110806067 A CN 110806067A CN 201911110850 A CN201911110850 A CN 201911110850A CN 110806067 A CN110806067 A CN 110806067A
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- 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
- F26B21/004—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
- F26B25/22—Controlling the drying process in dependence on liquid content of solid materials or objects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
- G01N22/04—Investigating moisture content
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Abstract
The invention discloses a gallnut drying method and equipment, wherein a bracket and a baking cavity are arranged, a hot air blower is fixed on the baking cavity and used for outputting a hot air source, the hot air source is sequentially led into the baking cavity through a hot air connecting pipe, a hot air drying pipe and an exhaust hole and used for baking materials, the hot air source which is baked and blown out from the exhaust hole can be uniformly distributed in the baking cavity due to the fact that the hot air drying pipe is in a cylindrical spiral shape and the axis of the spiral is coincident with the axis of the baking cavity, a measuring pipeline is fixed on one side outside the baking cavity and is communicated with the inside of the baking cavity, the hot air source is blown out from the exhaust hole while baking, part of the materials can be blown into the measuring pipeline, a microwave moisture meter can measure the water content of the materials in the measuring pipeline, the materials can be conveyed back into the baking cavity through a conveying mechanism, and the, so as to realize the function of monitoring the water content of the material in the baking cavity on line.
Description
Technical Field
The invention relates to the field of primary processing of gallnuts, in particular to a gallnut drying method and gallnut drying equipment.
Background
Galla chinensis is used as an important raw material of chemical industry and medicine, is a traditional Linte product and an important material in China, fresh Galla chinensis needs to be processed as soon as possible after being picked, and comprises the steps of boiling in boiling water, fishing out, draining, drying in the sun or drying, or directly drying in the sun or drying, so that the quality of the Galla chinensis is kept below 14%, when the water content is too high, the Galla chinensis is easy to rot and deteriorate, when the solarization or drying is excessive, namely the water content is too low, the Galla chinensis is easy to break, and the quality is affected, when the traditional manual solarization mode is adopted in the early stage, time and labor are wasted, and when the weather with insufficient light such as heavy rain or cloudy days is encountered, the gallnut is delayed to be dried timely, aiming at the problem, in the existing processing technology, the Galla chinensis can be dried by using agricultural drying equipment, but in order to be dried uniformly, the materials are stirred by, in addition, no matter the gallnuts are dried by manual solarization or equipment, the water content of the gallnuts is usually judged by manual observation or experience at present, so that the deviation of the ideal water content of the gallnuts is large, and the quality of the gallnuts is influenced.
Disclosure of Invention
In view of the above, the invention aims to design a gallnut drying method and equipment to realize nondestructive mechanical uniform baking of a gallnut material and simultaneously realize the function of monitoring the water content of the gallnut material on line.
The invention designs a gallnut drying method based on the aim, which is characterized in that the gallnut drying method adopts gallnut drying equipment for drying, and the gallnut drying equipment comprises the following steps:
a support;
the fixing frame is arranged on the bracket;
the feed inlet is arranged at the upper end of the baking cavity;
the discharge port is arranged at the bottom end of the baking cavity;
the hot air blower is fixed on the baking cavity and used for outputting a hot air source;
the hot air connecting pipe is communicated with the output end of the hot air blower;
the hot air drying pipe is positioned in the baking cavity, the hot air drying pipe is in a cylindrical spiral shape, the axis of the spiral is superposed with the axis of the baking cavity, and the upper end of the hot air drying pipe penetrates out of the baking cavity and is communicated with the hot air connecting pipe;
the exhaust holes are uniformly arranged on the hot air drying pipe;
the measuring pipeline is fixed on one side outside the baking cavity and is communicated with the inside of the baking cavity;
the microwave moisture meter is fixed on the measuring pipeline;
the conveying mechanism is fixed in the measuring pipeline;
the hot air source is introduced into the baking cavity through the hot air connecting pipe, the hot air drying pipe and the exhaust hole in sequence, so that part of the material is blown into the measuring pipeline while the material is baked, the microwave moisture meter can measure the water content of the material in the measuring pipeline, and the material can be conveyed back into the baking cavity through the conveying mechanism;
the controller is electrically connected with the hot air blower and the microwave moisture meter, and when the water content signal measured by the microwave moisture meter is lower than a set value, the controller controls the hot air blower to stop operating;
the controller receives a distance signal measured by the distance sensor and controls the air heater to start to operate when the distance signal is greater than a preset value;
the gallnut drying method is applied to a controller of gallnut drying equipment, and comprises the following steps:
receiving a distance signal measured by a distance sensor;
when the distance signal is judged to be larger than the preset value, controlling the air heater to start to operate;
receiving a water content signal measured by a microwave moisture meter;
and when the water content signal is judged to be lower than the set value, controlling the hot air blower to stop operating.
Preferably, the gallnut drying equipment further comprises a dehumidifier; the method further comprises the following steps:
when the distance signal is judged to be larger than the preset value, controlling the dehumidifier to start to operate;
and when the water content signal is judged to be lower than the set value, controlling the dehumidifier to stop operating.
The invention designs gallnut drying equipment which is characterized by comprising the following components:
a support;
the fixing frame is arranged on the bracket;
the feed inlet is arranged at the upper end of the baking cavity;
the discharge port is arranged at the bottom end of the baking cavity;
the hot air blower is fixed on the baking cavity and used for outputting a hot air source;
the hot air connecting pipe is communicated with the output end of the hot air blower;
the hot air drying pipe is positioned in the baking cavity, the hot air drying pipe is in a cylindrical spiral shape, the axis of the spiral is superposed with the axis of the baking cavity, and the upper end of the hot air drying pipe penetrates out of the baking cavity and is communicated with the hot air connecting pipe;
the exhaust holes are uniformly arranged on the hot air drying pipe;
the measuring pipeline is fixed on one side outside the baking cavity and is communicated with the inside of the baking cavity;
the microwave moisture meter is fixed on the measuring pipeline;
the conveying mechanism is fixed in the measuring pipeline;
the hot air source is introduced into the baking cavity through the hot air connecting pipe, the hot air drying pipe and the exhaust hole in sequence, so that part of the material is blown into the measuring pipeline while the material is baked, the microwave moisture meter can measure the water content of the material in the measuring pipeline, and the material can be conveyed back into the baking cavity through the conveying mechanism;
the controller is electrically connected with the hot air blower and the microwave moisture meter, and when the water content signal measured by the microwave moisture meter is lower than a set value, the controller controls the hot air blower to stop operating;
the distance sensor is fixed at the top in the baking cavity and used for measuring the distance between the distance sensor and materials in the baking cavity, and the controller receives a distance signal measured by the distance sensor and controls the air heater to start to operate when the distance signal is larger than a preset value.
Preferably, conveying mechanism includes contact switch and electronic flexible push rod, is located the interior lower extreme of measurement pipeline, and the material contacts contact switch when falling into the measurement pipeline lower extreme, can switch on electronic flexible push rod and release to push back the material and toast the intracavity.
Preferably, the hot air drying pipe and the hot air connecting pipe are movably connected with a rotary joint, a motor is fixed on the baking cavity, and the motor can drive the hot air drying pipe to axially rotate through a transmission device.
Preferably, the transmission mechanism includes a driving bevel gear and a driven bevel gear engaged with each other, the driving bevel gear is fixed on a rotating shaft of the motor, and the driven bevel gear is fixed on an upper end of the hot air drying duct.
Preferably, the tail end of the hot air drying pipe is provided with an air outlet, the air outlet is fixedly connected with an air outlet cover, and the air outlet cover is designed to be horn-shaped.
Preferably, the top of the baking cavity is provided with a dehumidification through hole, and a dehumidifier is fixed at the dehumidification through hole.
As can be seen from the above, the gallnut drying method and the gallnut drying equipment designed by the invention have the advantages that the support is arranged, the baking cavity is fixedly provided with the air heater for outputting the hot air source, the output end of the air heater is in conduction connection with the hot air connecting pipe, the hot air drying pipe is arranged in the baking cavity, the hot air drying pipe is in a cylindrical spiral shape, the axis of the spiral is superposed with the axis of the baking cavity, the upper end of the hot air drying pipe penetrates out of the baking cavity and is communicated with the hot air connecting pipe, the hot air drying pipe is uniformly provided with the exhaust holes, the hot air source is introduced into the baking cavity through the hot air connecting pipe, the hot air drying pipe and the exhaust holes in sequence and is superposed with the axis of the baking cavity, the baked hot air source blown out of the exhaust holes can be uniformly distributed in the baking cavity, and the uniform baking of the materials, avoid the stirring easily to lead to the material to break and influence the quality, toast the chamber outside one side and be fixed with the measuring tube, measuring tube switches on with toasting intracavity portion, the last microwave moisture meter that is fixed with of measuring tube, the measuring tube internal fixation has conveying mechanism, when toasting, the hot-blast source is blown out by the exhaust hole, can blow into the measuring tube with partial material in, the water content of material in the measuring tube is surveyed to microwave moisture meter measurable quantity, microwave moisture meter utilizes the microwave penetration method to realize moisture monitoring, permeable belt from this, the water content of the material of fast transmission on it is tested to transport mechanisms such as pipeline, instantaneous response is fast and the interference killing feature is strong, through conveying mechanism, can carry the material back to toast the intracavity, realize toasting the intracavity and the interior material endless circulation of measuring tube, in order to realize that on-line monitoring toast.
Drawings
FIG. 1 is a schematic structural diagram of a Chinese gall drying device in an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of FIG. 1 at A according to an embodiment of the present invention;
FIG. 3 is a top view of a hot air drying duct according to an embodiment of the present invention;
FIG. 4 is a flow chart of the gallnut drying method according to the embodiment of the invention.
In the figure: the device comprises a support 1, a baking cavity 2, a feed inlet 21, a discharge outlet 22, a dehumidification through hole 23, a hot air blower 3, a hot air connecting pipe 4, a hot air drying pipe 5, an exhaust hole 51, an air outlet 52, an air outlet cover 53, a measurement pipeline 6, a microwave moisture meter 7, a conveying mechanism 8, a contact switch 81, an electric telescopic push rod 82, a rotary joint 9, a motor 10, a transmission device 11, a bevel gear 111 for driving, a bevel gear 112 for driving, a bevel gear 12 for driving, a distance sensor 13 and a dehumidifier 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
A drying method of Chinese gall is characterized in that drying is carried out by adopting Chinese gall drying equipment, the Chinese gall drying equipment is shown in figure 1 and comprises a support 1 and a baking cavity 2, a fixing frame is arranged on the support 1, a feeding hole 21 is arranged at the upper end of the baking cavity 2, a discharging hole 22 is arranged at the bottom end of the baking cavity 2, an air heater 3 is fixed on the baking cavity 2 and used for outputting a hot air source, an output end of the air heater 3 is in conduction connection with a hot air connecting pipe 4, a hot air drying pipe 5 is arranged in the baking cavity 2, the hot air drying pipe 5 is in a cylindrical spiral shape, the axis of the spiral is coincident with the axis of the baking cavity 2, the upper end of the hot air drying pipe 5 penetrates out of the baking cavity 2 and is communicated with the hot air connecting pipe 4, vent holes 51 are uniformly formed in the hot air drying pipe 5, a measuring pipeline 6 is fixed on one side outside the baking, a conveying mechanism 8 is fixed in the measuring pipeline 6, a hot air source sequentially passes through the hot air connecting pipe 4, the hot air drying pipe 5 and the exhaust hole 51 and is introduced into the baking cavity 2 to blow part of materials into the measuring pipeline 6 while baking the materials, the water content of the materials in the pipeline 6 can be measured by the microwave moisture meter 7, the materials can be conveyed back into the baking cavity 2 by the conveying mechanism 8, the gallnut drying equipment further comprises a controller 12 and a distance sensor 13, the controller 12 is electrically connected with the hot air blower 3 and the microwave moisture meter 7, when a water content signal measured by the microwave moisture meter 7 received by the controller 12 is lower than a set value, the hot air blower 3 is controlled to stop operating, the distance sensor 13 is electrically connected with the controller 12, the distance sensor 13 is fixed at the top in the baking cavity 2 to measure the distance from the materials in the baking cavity 2, and when the distance signal measured by the distance sensor 13 received by the controller 12 is larger, to control the operation of the hot air blower 3, the method for drying Galla chinensis is applied to the controller 12 of Galla chinensis drying equipment, as shown in FIG. 4, and comprises: receiving a distance signal measured by the distance sensor 13; when the distance signal is judged to be larger than the preset value, controlling the air heater 3 to start to operate; receiving a water content signal measured by a microwave moisture meter 7; and controlling the hot air blower 3 to stop operating when the water content signal is judged to be lower than the set value.
The invention is provided with a bracket 1, a baking cavity 2, an air heater 3 fixed on the baking cavity 2 and used for outputting a hot air source, the output end of the air heater 3 is connected with a hot air connecting pipe 4 in a conduction way, a hot air drying pipe 5 is arranged in the baking cavity 2, the hot air drying pipe 5 is in a cylindrical spiral shape, the axis of the spiral is superposed with the axis of the baking cavity 2, the upper end of the hot air drying pipe 5 penetrates out of the baking cavity 2 and is communicated with the hot air connecting pipe 4, the hot air drying pipe 5 is uniformly provided with exhaust holes 51, the hot air source is led into the baking cavity 2 through the hot air connecting pipe 4, the hot air drying pipe 5 and the exhaust holes 51 in sequence and is used for baking materials, and the baked hot air source blown out by the exhaust holes 51 can be uniformly distributed in the baking cavity 2 without stirring the materials, avoid stirring easily to lead to the material to break and influence the quality, toast chamber 2 outside one side and be fixed with measuring tube 6, measuring tube 6 and toast the inside switch-on of chamber 2, be fixed with microwave moisture meter 7 on measuring tube 6, measuring tube 6 internal fixation has conveying mechanism 8, when toasting, the hot-blast source blows out through exhaust hole 51, can blow partial material into measuring tube 6, the moisture content of material in measuring tube 6 can be measured to microwave moisture meter 7, microwave moisture meter 7 utilizes the microwave penetration method to realize moisture monitoring, therefore permeable belt, pipeline etc. conveying mechanism test the moisture content of the material of quick transmission on it, the instantaneous response is fast and the interference killing feature is strong, through conveying mechanism 8, can carry the material back to toast in chamber 2, realize toasting the interior material of chamber 2 and measuring tube 6 and circulate constantly, in order to realize the function of on-line monitoring toast the interior material moisture content of chamber 2, the embodiment of the invention also provides a controller 12, the controller 12 receives a water content signal measured by the microwave moisture meter 7 and controls the hot air blower 3 to stop operating when the water content signal is lower than a preset value, so that when the water content of the material in the baking cavity 2 reaches a preset ideal value, the baking can be automatically controlled to stop, so that the baking operation of the drying equipment is more intelligent and convenient, the controller 12 also is provided with a distance sensor 13, the controller 12 receives a distance signal measured by the distance sensor 13 and controls the hot air blower 3 to start operating, so that the baking operation of the drying equipment can be automatically controlled to start, so that the baking operation of the drying equipment is more intelligent and convenient, the drying method of the Chinese gall drying equipment is provided, and is applied to the controller 12 of the Chinese gall drying equipment, as shown in figure 4, the drying method comprises the following:
s401: receiving a distance signal measured by the distance sensor 13;
when the device is used for drying, materials are put into the baking cavity 2 from the feeding hole 21 and continuously accumulated upwards at the bottom in the baking cavity 2, and the distance sensor 13 is fixed at the top in the baking cavity 2 and can measure the distance between the distance sensor and the materials;
s402: when the distance signal is judged to be larger than the preset value, controlling the air heater 3 to start to operate;
when the distance signal is judged to be larger than the preset value through the controller 12, the material is automatically baked when being accumulated to a certain amount at the bottom in the baking cavity 2;
s403: receiving a water content signal measured by a microwave moisture meter 7;
the microwave moisture meter 7 can measure the water content of the material in the measuring pipeline 6, the material can be conveyed back into the baking cavity 2 through the conveying mechanism 8, the continuous circulation of the material in the baking cavity 2 and the material in the measuring pipeline 6 is realized, and the function of monitoring the water content of the gallnut in the baking cavity 2 through the receiving microwave moisture meter 7 is realized;
s404: when the water content signal is judged to be lower than the set value, the hot air blower 3 is controlled to stop operating;
when the controller 12 judges that the water content signal is lower than the set value, the hot air blower 3 is controlled to stop baking, so as to automatically control to achieve the ideal baking effect.
In the embodiment of the present invention, the gallnut drying apparatus further comprises a dehumidifier 14; the method also comprises the following steps:
s405: when the distance signal is judged to be larger than the preset value, controlling the dehumidifier 14 to start to operate;
when the distance signal is judged to be larger than the preset value through the controller 12 to start baking, the dehumidifier 14 is started at the same time to improve the dryness of hot air in the baking cavity 2, so that the baking effect is further improved;
s406: when the water content signal is lower than the set value, controlling the dehumidifier 14 to stop operating;
when the moisture content signal is judged by the controller 12 to be lower than the set value to stop baking, the dehumidifier 14 is turned off to stop dehumidifying.
In the embodiment of the invention, the conveying mechanism 8 comprises a contact switch 81 and an electric telescopic push rod 82, the electric telescopic push rod 82 is positioned at the lower end in the measuring pipeline 6, the material is blown into the measuring pipeline 6 by a hot air source and contacts the contact switch 81 when falling into the lower end of the measuring pipeline 6, and the electric telescopic push rod 82 can be conducted to push out the material so as to push the material back into the baking cavity 2, so that the continuous circulation of the material in the baking cavity 2 and the measuring pipeline 6 is realized.
In the embodiment of the invention, the joint of the hot air drying pipe 5 and the hot air connecting pipe 4 is movably connected with a rotary joint 9, because the rotary joint 9 is a sealed rotary connector for conveying a medium in a 360-degree rotating manner and can be used for flange-type connection between pipelines, the hot air drying pipe 5 can rotate along the axial direction, a motor 10 is fixed on the baking cavity 2, the motor 10 can drive the hot air drying pipe 5 to rotate axially through a transmission device 11, so that a hot air source blown out from an exhaust hole 51 on the hot air drying pipe 5 is more uniformly distributed in the baking cavity 2 during baking, and meanwhile, because the hot air drying pipe 5 is in a cylindrical spiral shape, the material cannot be crushed due to the slow rotation of the hot air drying pipe 5.
In the embodiment of the present invention, the transmission mechanism 11 includes a driving bevel gear 111 and a driven bevel gear 112 engaged with each other, the driving bevel gear 111 is fixed on the rotation shaft of the motor 10, and the driven bevel gear 112 is fixed on the upper end of the hot air drying duct 5.
In the embodiment of the invention, the tail end of the hot air drying pipe 5 is provided with the air outlet 52, the hot air source can be blown out from the bottom in the baking cavity 2 through the air outlet 52, the baking efficiency of the baking cavity 2 is further improved due to the principle that hot air can float upwards, the air outlet 52 is fixedly connected with the air outlet cover 53, and the air outlet cover 53 is in a horn shape, so that the area of the hot air source which is diffused from the air outlet 52 is increased, and the baking efficiency of the baking cavity 2 is further improved.
In the embodiment of the present invention, a dehumidifying through hole 23 is formed at the top of the baking cavity 2, and a dehumidifier 14 is fixed at the dehumidifying through hole 23 to improve the dryness of the hot air in the baking cavity 2, thereby further improving the baking efficiency of the baking cavity 2.
In the gallnut drying method and the equipment disclosed by the invention, a bracket 1 and a baking cavity 2 are arranged, a fixed frame is arranged on the bracket 1, materials are put into the baking cavity 2 from a feed inlet 21, a hot air blower 3 is fixed on the baking cavity 2 and used for outputting a hot air source, the hot air source sequentially passes through a hot air connecting pipe 4, a hot air drying pipe 5 and an exhaust hole 51 and is introduced into the baking cavity 2 for baking the materials, and the baked hot air source blown out from the exhaust hole 51 can be uniformly distributed in the baking cavity 2 because the hot air drying pipe 5 is in a cylindrical spiral shape and the axis of the spiral is superposed with the axis of the baking cavity 2, so that the uniform baking of the materials can be realized without stirring the materials, the quality is prevented from being influenced by the breakage of the materials due to the stirring, the hot air source is blown out from the exhaust hole 51 while baking, part of the materials can be blown into a measuring pipeline 6, and a microwave moisture, the material can be conveyed back into the baking cavity 2 through the conveying mechanism 8, the continuous circulation of the material in the baking cavity 2 and the material in the measuring pipeline 6 is realized, the function of monitoring the water content of the Chinese gall in the baking cavity 2 on line is realized, the conveying mechanism 8 comprises a contact switch 81 and an electric telescopic push rod 82, the material is blown into the measuring pipeline 6 by a hot air source and contacts the contact switch 81 when falling into the lower end of the measuring pipeline 6, the electric telescopic push rod 82 can be conducted to push the material back into the baking cavity 2, the continuous circulation of the material in the baking cavity 2 and the material in the measuring pipeline 6 is realized, in addition, the joint of the hot air drying pipe 5 and the hot air connecting pipe 4 is movably connected with a rotary joint 9, a motor 10 on the baking cavity 2 can drive the hot air drying pipe 5 to axially rotate through a transmission device 11, so that the hot air source blown out from an exhaust hole 51 on the hot air drying pipe 5 is more, the transmission mechanism 11 includes a driving bevel gear 111 and a driven bevel gear 112 engaged with each other, the rotation shaft of the motor 10 drives the driving bevel gear 111 to rotate, and then drives the driven bevel gear 112 to rotate, so as to drive the hot air drying tube 5 to rotate axially, in addition, the end of the hot air drying tube 5 is provided with an air outlet 52, an air outlet cover 53 is fixedly connected to the air outlet 52, the air outlet cover 53 is horn-shaped, the hot air source can be blown out from the bottom of the baking cavity 2 through the air outlet 52, and floats upwards to improve the baking efficiency of the baking cavity 2, in addition, a controller 12 is also provided, when the distance signal measured by the distance sensor 13 received by the controller 12 is greater than a preset value, the hot air blower 3 is controlled to start to operate, the baking is automatically controlled, when the water content signal measured by the microwave moisture meter 7 received by the controller 12 is lower than a preset value, the hot air blower 3 is controlled to stop operating, but automatic control stops toasting, in addition, toasts 2 tops in chamber and is equipped with dehumidification through-hole 23, and dehumidification through-hole 23 department is fixed with dehumidifier 14 to improve the dryness fraction of toasting the interior steam of chamber 2, the material is followed the discharge gate 22 ejection of compact after toasting.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (8)
1. The gallnut drying method is characterized by adopting gallnut drying equipment for drying, and the gallnut drying equipment comprises:
a support;
the fixing frame is arranged on the bracket;
the feed inlet is arranged at the upper end of the baking cavity;
the discharge hole is formed in the bottom end of the baking cavity;
the hot air blower is fixed on the baking cavity and used for outputting a hot air source;
the hot air connecting pipe is communicated with the output end of the air heater;
the hot air drying pipe is positioned in the baking cavity, the hot air drying pipe is in a cylindrical spiral shape, the axis of the spiral is superposed with the axis of the baking cavity, and the upper end of the hot air drying pipe penetrates through the baking cavity and is communicated with the hot air connecting pipe;
the exhaust holes are uniformly formed in the hot air drying pipe;
the measuring pipeline is fixed on one side outside the baking cavity and is communicated with the inside of the baking cavity;
the microwave moisture meter is fixed on the measuring pipeline;
the conveying mechanism is fixed in the measuring pipeline;
the hot air source is introduced into the baking cavity through the hot air connecting pipe, the hot air drying pipe and the exhaust hole in sequence, so that part of the material is blown into the measuring pipeline while the material is baked, the microwave moisture meter can measure the water content of the material in the measuring pipeline, and the material can be conveyed back into the baking cavity through the conveying mechanism;
the controller is electrically connected with the air heater and the microwave moisture meter, and controls the air heater to stop operating when the water content signal detected by the microwave moisture meter is lower than a set value;
the distance sensor is fixed at the top in the baking cavity and used for measuring the distance between the distance sensor and the materials in the baking cavity, and the controller receives a distance signal measured by the distance sensor and controls the air heater to start to operate when the distance signal is larger than a preset value;
the gallnut drying method is applied to the controller of the gallnut drying equipment, and comprises the following steps:
receiving the distance signal measured by the distance sensor;
when the distance signal is judged to be larger than the preset value, controlling the air heater to start to operate;
receiving the water content signal measured by the microwave moisture meter;
and when the water content signal is judged to be lower than the set value, controlling the hot air blower to stop operating.
2. The method for drying Galla chinensis as claimed in claim 1, wherein said Galla chinensis drying apparatus further comprises a dehumidifier; the method further comprises the following steps:
when the distance signal is judged to be larger than the preset value, controlling the dehumidifier to start to operate;
and when the water content signal is judged to be lower than the set value, controlling the dehumidifier to stop operating.
3. A gallnut drying equipment is characterized by comprising:
a support;
the fixing frame is arranged on the bracket;
the feed inlet is arranged at the upper end of the baking cavity;
the discharge hole is formed in the bottom end of the baking cavity;
the hot air blower is fixed on the baking cavity and used for outputting a hot air source;
the hot air connecting pipe is communicated with the output end of the air heater;
the hot air drying pipe is positioned in the baking cavity, the hot air drying pipe is in a cylindrical spiral shape, the axis of the spiral is superposed with the axis of the baking cavity, and the upper end of the hot air drying pipe penetrates through the baking cavity and is communicated with the hot air connecting pipe;
the exhaust holes are uniformly formed in the hot air drying pipe;
the measuring pipeline is fixed on one side outside the baking cavity and is communicated with the inside of the baking cavity;
the microwave moisture meter is fixed on the measuring pipeline;
the conveying mechanism is fixed in the measuring pipeline;
the hot air source is introduced into the baking cavity through the hot air connecting pipe, the hot air drying pipe and the exhaust hole in sequence, so that part of the material is blown into the measuring pipeline while the material is baked, the microwave moisture meter can measure the water content of the material in the measuring pipeline, and the material can be conveyed back into the baking cavity through the conveying mechanism;
the controller is electrically connected with the air heater and the microwave moisture meter, and controls the air heater to stop operating when the water content signal detected by the microwave moisture meter is lower than a set value;
the device comprises a baking cavity, a controller and a distance sensor, wherein the controller is electrically connected with the distance sensor, the distance sensor is fixed at the top in the baking cavity and used for measuring the distance between the distance sensor and the materials in the baking cavity, and the controller receives a distance signal measured by the distance sensor and controls the air heater to start to operate when the distance signal is larger than a preset value.
4. The gallnut drying equipment according to claim 3, wherein the conveying mechanism comprises a contact switch and an electric telescopic push rod, the electric telescopic push rod is positioned at the inner lower end of the measuring pipeline, the material is contacted with the contact switch when falling into the lower end of the measuring pipeline, and the electric telescopic push rod can be conducted to be pushed out, so that the material is pushed back into the baking cavity.
5. The gallnut drying equipment according to claim 3, wherein a rotary joint is movably connected at a joint of the hot air drying pipe and the hot air connecting pipe, a motor is fixed on the baking cavity, and the motor can drive the hot air drying pipe to axially rotate through a transmission device.
6. The gallnut drying equipment according to claim 5, wherein the transmission mechanism comprises a driving bevel gear and a driven bevel gear which are engaged with each other, the driving bevel gear is fixed on a rotating shaft of the motor, and the driven bevel gear is fixed at the upper end of the hot air drying pipe.
7. The gallnut drying equipment according to claim 3, wherein an air outlet is formed at the end of the hot air drying pipe, an air outlet cover is fixedly connected to the air outlet, and the air outlet cover is designed to be horn-shaped.
8. The gallnut drying equipment according to claim 3, wherein a dehumidification through hole is formed in the top of the baking cavity, and a dehumidifier is fixed at the dehumidification through hole.
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| CN201911110850.6A CN110806067A (en) | 2019-11-14 | 2019-11-14 | Galla chinensis drying method and equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911110850.6A CN110806067A (en) | 2019-11-14 | 2019-11-14 | Galla chinensis drying method and equipment |
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| CN110806067A true CN110806067A (en) | 2020-02-18 |
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| CN207978852U (en) * | 2017-10-09 | 2018-10-19 | 广州兴络电子科技有限公司 | Multi-functional foodstuff drying device and multi-functional foodstuff adustion system |
| CN109059439A (en) * | 2018-06-27 | 2018-12-21 | 灵璧县禾源秸秆综合利用有限公司 | A kind of crushed straw aggregate drying machine |
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| US5396715A (en) * | 1994-06-09 | 1995-03-14 | Electric Power Research Institute | Microwave clothes dryer and method with fire protection |
| CN102362136A (en) * | 2009-03-23 | 2012-02-22 | 克里斯蒂安·斯齐亚沃林 | Dehumidifying device for plastics materials |
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Application publication date: 20200218 |
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