CN114279185A - Bamboo chopstick drying method and system and storage medium - Google Patents
Bamboo chopstick drying method and system and storage medium Download PDFInfo
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- CN114279185A CN114279185A CN202111647430.9A CN202111647430A CN114279185A CN 114279185 A CN114279185 A CN 114279185A CN 202111647430 A CN202111647430 A CN 202111647430A CN 114279185 A CN114279185 A CN 114279185A
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Abstract
The invention discloses a method, a system and a storage medium for drying bamboo chopsticks, wherein the method comprises the steps of flatly paving the bamboo chopsticks to be dried on a shelf; controlling a first fan to start a preheating cycle; acquiring the temperature in the kiln and the temperature of the bamboo chopsticks; judging whether the current air state in the kiln meets the dehumidification condition or not; if the current air state in the kiln meets the dehumidification condition, controlling a first fan and a second fan to start a drying cycle; judging whether the humidity value of the current bamboo chopstick is smaller than a first preset humidity or not; if the humidity value of the current bamboo chopstick is smaller than the first preset humidity, the second fan is closed, and the first fan and the moisture exhaust port are opened to carry out cooling circulation in the kiln; until the temperature in the kiln is cooled to the normal temperature. The bamboo chopstick heat exchange device can increase the heat exchange area of the bamboo chopstick, and ensures that the moisture in the bamboo chopstick is quickly and uniformly evaporated by switching the first air outlet and the second air outlet, thereby avoiding the quality problem caused by large difference between the surface temperature and the internal temperature or large difference between the surface humidity and the internal humidity of the bamboo chopstick.
Description
Technical Field
The invention relates to the technical field of bamboo chopstick production, in particular to a bamboo chopstick drying method, a system and a computer readable storage medium.
Background
The bamboo chopsticks are tools with high utilization rate in life, and are closely related to the life of people; especially, the chopstick head, because the bamboo as the raw material has moisture, the bamboo as the raw material is easy to wet mechanical parts to affect the production efficiency during production and manufacture, so the subsequent operation is often carried out after the chopstick head is dried; secondly, the finished chopstick heads are usually packaged after cleaning and disinfection, and the cleaned and disinfected chopsticks contain a large amount of moisture.
Disclosure of Invention
The invention mainly aims to provide a bamboo chopstick drying method, a system and a computer readable storage medium, and aims to solve the problem of uneven internal drying degree caused by uneven heating of the surfaces of the existing chopsticks.
In order to achieve the above object, the present invention provides a bamboo chopstick drying method, comprising the steps of:
spreading the bamboo chopsticks to be dried on a shelf;
controlling a first fan to start a preheating cycle;
acquiring the temperature in the kiln and the temperature of the bamboo chopsticks;
judging whether the current air state in the kiln meets the dehumidification condition or not;
if the current air state in the kiln meets the dehumidification condition, controlling a first fan and a second fan to start a drying cycle;
judging whether the humidity value of the current bamboo chopstick is smaller than a first preset humidity or not;
if the humidity value of the current bamboo chopstick is smaller than the first preset humidity, the second fan is closed, and the first fan and the moisture exhaust port are opened to carry out cooling circulation in the kiln;
until the temperature in the kiln is cooled to the normal temperature.
In one embodiment, the step of judging whether the current air state in the kiln meets the dehumidification condition comprises the following steps:
judging whether the current temperature in the kiln is higher than a first preset temperature or not,
if the current temperature in the kiln is higher than a first preset temperature, judging whether the temperature difference between the current temperature of the bamboo chopsticks and the current temperature in the kiln is lower than a first threshold value;
if yes, judging that the current air state in the kiln meets the dehumidification condition.
In an embodiment, the step of controlling the first fan and the second fan to start the drying cycle if the current air state in the kiln meets the dehumidification condition includes:
and if the current air state in the kiln meets the dehumidification condition, closing the first fan, opening the second fan, and controlling the first air outlet and the second air outlet on the shelf to be switched according to the preset periodic frequency.
In an embodiment, the step of turning off the first fan, turning on the second fan, and controlling the first air outlet and the second air outlet on the shelf to switch according to the preset cycle frequency further includes:
judging whether the current temperature in the kiln is higher than a second preset temperature and the humidity in the kiln is higher than a second preset humidity,
and if the current temperature in the kiln is higher than the second preset temperature or the humidity in the kiln is higher than the second preset humidity, closing the second fan, and opening the first fan and the moisture exhaust port.
In an embodiment, if the humidity value of the current bamboo chopstick is less than a first preset humidity, the step of turning off the second fan and turning on the first fan and the moisture exhaust port to perform a cooling cycle in the kiln includes:
if the humidity value of the current bamboo chopstick is smaller than the first preset humidity, closing the second fan, and opening the first fan for a first preset time;
calculating a humidity change value within a first preset time length;
judging whether the humidity change value is less than or equal to a second threshold value;
and when the humidity change value is less than or equal to the second threshold value, the moisture exhaust hole is opened.
In one embodiment, the step of obtaining the temperature in the kiln comprises:
acquiring a first temperature value, a second temperature value and a third temperature value;
calculating an average value of the first temperature value, the second temperature value and the third temperature value;
respectively calculating the temperature difference values of the first temperature value, the second temperature value and the third temperature value with the average value;
judging whether the temperature difference value is larger than a third threshold value or not;
when one of the temperature difference values is larger than a third threshold value, a third fan is started;
and when all the temperature difference values are less than or equal to the third threshold value, the average value is the temperature in the kiln.
To achieve the above object, the present invention also provides a bamboo chopstick drying system, which comprises a drying kiln, a shelf, a first fan, a second fan, a first temperature sensor, a second temperature sensor, a memory, a processor and a computer program stored on the memory and operable on the processor, wherein the computer program, when executed by the processor, implements the steps of the bamboo chopstick drying method as recited in any one of claims 1 to 6; the wet hole of hydrofuge is seted up at the top of drying kiln, the shelf set up in the drying kiln, first fan be used for to carry hot-air in the drying kiln, first temperature sensor set up in the wall of drying kiln, first temperature sensor is used for detecting ambient temperature in the drying kiln, second temperature sensor erects on the shelf, second temperature sensor is used for detecting the temperature of bamboo chopsticks, form in the shelf with the wind channel of second fan intercommunication, set up on the shelf with first air outlet and the second air outlet of wind channel intercommunication, first air outlet with the air-out opposite direction of second air outlet.
Optionally, the number of the first temperature sensors is plural, and the plural temperature sensors are arranged on the wall surface of the drying kiln at intervals along the height.
Optionally, the bamboo chopstick drying system further comprises a cover plate assembly arranged at the position of the moisture exhaust hole, the cover plate assembly comprises a driving piece, a connecting rod structure and two exhaust turning plates, the driving piece is mounted at the top of the drying kiln, the number of the exhaust turning plates is two, the two exhaust turning plates are adjacently arranged, the two exhaust turning plates are rotatably connected with the drying kiln, the driving piece is connected with the two exhaust turning plates through the connecting rod structure, and the driving piece is used for driving the two exhaust turning plates to open or close the moisture exhaust hole.
To achieve the above object, the present invention also provides a computer readable storage medium having a computer program stored thereon, which when executed by a processor, implements the steps of the bamboo chopstick drying method as described above.
According to the bamboo chopstick drying method, the system and the computer readable storage medium, the heat exchange area of the bamboo chopsticks is increased by flatly paving the bamboo chopsticks on the shelf with the first air outlet and the second air outlet, the interior of the kiln is preheated and circulated before formal drying, rapid heat exchange with air in the kiln when the first air outlet and the second air outlet are exhausted is avoided, the heat exchange efficiency is ensured, and the air state in the kiln is judged before drying, so that the high efficiency of drying circulation is ensured. In the drying cycle process, the first air outlet and the second air outlet are switched, so that the rapid and uniform evaporation of the moisture in the bamboo chopsticks is ensured, and the quality problem caused by the large difference between the surface temperature and the internal temperature or the large difference between the surface humidity and the internal humidity of the bamboo chopsticks is avoided.
Drawings
FIG. 1 is a schematic diagram of a hardware operating environment according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of a bamboo chopstick drying method according to a first embodiment of the present invention;
fig. 3 is a detailed flowchart of the step of obtaining the temperature in the kiln in step S30 in the first embodiment of the bamboo chopstick drying method of the present invention;
fig. 4 is a detailed flowchart of step S40 in the first embodiment of the bamboo chopstick drying method of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 1 is a schematic diagram of a hardware structure of a system provided in each embodiment of the present invention. The system comprises a communication module 01, a memory 02, a processor 03 and the like. Those skilled in the art will appreciate that the system shown in fig. 1 may also include more or fewer components than shown, or combine certain components, or a different arrangement of components. The processor 03 is connected to the memory 02 and the communication module 01, respectively, and the memory 02 stores a computer program, which is executed by the processor 03 at the same time.
The communication module 01 may be connected to an external device through a network. The communication module 01 may receive data sent by an external device, and may also send data, instructions, and information to the external device, where the external device may be an electronic device such as a mobile phone, a tablet computer, a notebook computer, and a desktop computer.
The memory 02 may be used to store software programs and various data. The memory 02 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, an application program required by at least one function (receiving temperature data sent by the temperature sensor in real time), and the like; the storage data area may store data or information created according to use of the system, or the like. Further, the memory 02 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The processor 03, which is a control center of the system, connects various parts of the entire system using various interfaces and lines, and performs various functions of the system and processes data by operating or executing software programs and/or modules stored in the memory 02 and calling data stored in the memory 02, thereby monitoring the entire system. Processor 03 may include one or more processing units; preferably, the processor 03 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 03.
Although not shown in fig. 1, the system may further include a circuit control module, where the circuit control module is used for being connected to a commercial power to implement power control and ensure normal operation of other components.
Those skilled in the art will appreciate that the system architecture shown in FIG. 1 is not intended to be limiting of the system, and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.
In an embodiment, bamboo chopsticks drying system includes the drying kiln, the shelf, first fan, the second fan, first temperature sensor, second temperature sensor, the hydrofuge hole is seted up at the top of drying kiln, the shelf sets up in the drying kiln, first fan is used for carrying the hot-air to the drying kiln in, first temperature sensor sets up in the wall of drying kiln, first temperature sensor is used for detecting the ambient temperature in the drying kiln, second temperature sensor erects on the shelf, second temperature sensor is used for detecting the temperature of bamboo chopsticks, form the wind channel with second fan intercommunication in the shelf, set up first air outlet and the second air outlet with the wind channel intercommunication on the shelf, the air-out opposite direction of first air outlet and second air outlet. In this embodiment, the ambient temperature in the drying kiln is monitored through the first temperature sensor, the temperature of bamboo chopsticks is monitored through the second temperature sensor, the operation mode in the kiln is adjusted according to the ambient temperature bamboo chopsticks temperature, and set up first air outlet and second air outlet on the shelf, the layer of shelving that forms a plurality of intervals setting on the shelf, first air outlet is seted up in the top of shelving the layer, the second air outlet sets up in the bottom of shelving the layer, and first air outlet is used for drying the bamboo chopsticks of placing in this layer of shelving, the second air outlet is used for drying the bamboo chopsticks that prevent to shelve the layer in the lower floor, increase bamboo chopsticks heat transfer area, make the bamboo chopsticks be heated more evenly, guarantee the homogeneity of drying when accelerating drying efficiency.
In order to ensure the accuracy of the detection of the ambient temperature, the number of the first temperature sensors is multiple, and the multiple temperature sensors are arranged on the wall surface of the drying kiln at intervals along the height. By arranging the plurality of first temperature sensors, the average value of the plurality of first temperature sensors is taken as the ambient temperature detection value.
The bamboo chopsticks drying system still includes the apron subassembly that sets up in hydrofuge hole department, and the apron subassembly includes driving piece, link structure and exhaust and turns over the board, and the driving piece is installed in the top of drying kiln, and the exhaust turns over the quantity of board and be two, and two exhaust turn over the adjacent setting of board, and two exhaust turn over the board and rotate with the drying kiln and be connected, and the driving piece turns over the board with two exhausts and passes through link structure and be connected, and the driving piece is used for driving two exhaust to turn over the board and open or close the hydrofuge hole. The driving piece can select the cylinder for use, and the cylinder action drives link mechanism motion, two exhaust turn over the board simultaneous movement, specifically, the exhaust turns over the board and reaches 90 from original horizontal seal state, then closes rapidly to avoid calorific loss. The two exhaust turning plates are respectively a front turning plate and a rear turning plate, the front turning plate of the exhaust turning plate is used for discharging wet steam, the rear turning plate is used for isolating the wet steam from a reflux radiator, after the wet steam is discharged, the humidity of the drying area is reduced, and the front exhaust turning plate and the rear exhaust turning plate are closed.
Various embodiments of the method of the present invention are presented in terms of the above-described hardware architecture.
Referring to fig. 2, in a first embodiment of a bamboo chopstick drying method of the present invention, the bamboo chopstick drying method includes the steps of:
and step S10, spreading the bamboo chopsticks to be dried on the shelf.
Bamboo chopsticks flatly spread at the shelf, make the first air outlet and the second air outlet of seting up on the shelf can directly be to the surface air-out of bamboo chopsticks, avoid the heat loss in transmission process to increase bamboo chopsticks heat transfer area, accelerate drying efficiency.
And step S20, controlling the first fan to start a preheating cycle.
Namely, the first fan is started to heat the interior of the kiln, so that the ambient temperature in the kiln reaches 60 ℃, and the temperature is maintained for 30 minutes after the ambient temperature in the kiln reaches 60 ℃, so that the bamboo chopsticks are integrally heated to 60 ℃, and the quality problems of cracking, deformation and the like caused by overlarge temperature difference between the interior and the exterior of the bamboo chopsticks when the second fan is started for drying are avoided.
And step S30, acquiring the temperature in the kiln and the temperature of the bamboo chopsticks.
Specifically, referring to fig. 3, fig. 3 is a schematic flowchart illustrating a detailed flow of the step of acquiring the temperature in the kiln according to an embodiment of the present application, and based on the embodiment, the step of acquiring the temperature in the kiln in step S20 includes:
step S31, acquiring a first temperature value, a second temperature value and a third temperature value;
the plurality of first temperature sensors at least comprise a first sensor positioned at the bottom, a second sensor positioned at the top and a third sensor positioned between the first sensor and the second sensor, and numerical values measured by the first sensor, the second sensor and the third sensor are respectively a first temperature value, a second temperature value and a third temperature value.
Step S32, calculating the average value of the first temperature value, the second temperature value and the third temperature value;
step S33, respectively calculating the temperature difference between the first temperature value, the second temperature value and the average value;
step S34, judging whether the temperature difference is larger than a third threshold value;
step S35, when one of the temperature difference values is larger than a third threshold value, a third fan is started;
wherein the third threshold value is 5 ℃, namely the temperature difference of the environment temperature cannot exceed 5 ℃, so that the balance of the whole temperature in the kiln is ensured. And when the temperature difference between the detection value of one first temperature sensor and the average value is more than 5 ℃, starting the third fan to realize the air circulation in the kiln, wherein the ambient temperature in the kiln tends to be consistent, and the third fan stops running after all temperature difference values are less than or equal to 5 ℃.
And step S36, when all the temperature difference values are less than or equal to the third threshold value, the average value is the temperature in the kiln.
Through a plurality of first sensors through measuring kiln internal environment temperature to take a plurality of first temperature sensor's average value as ambient temperature value, improve the accuracy, avoid local temperature to influence the operation mode. And when the difference between the numerical values measured by the sensors is too large, the third fan is started to realize air circulation in the kiln, so that the ambient temperature in the kiln tends to be consistent, the drying conditions of the bamboo chopsticks on the shelves tend to be consistent, and the final drying effect of the bamboo chopsticks tends to be consistent.
And step S40, judging whether the current air state in the kiln meets the dehumidification condition.
Further, referring to fig. 4, fig. 4 is a diagram illustrating a second embodiment of the drying method for bamboo chopsticks according to the first embodiment of the drying method for bamboo chopsticks, in which step S40 includes:
step S41, judging whether the current temperature in the kiln is larger than a first preset temperature,
step S42, if the current temperature in the kiln is higher than a first preset temperature, judging whether the temperature difference between the current temperature of the bamboo chopsticks and the current temperature in the kiln is lower than a first threshold value;
and step S43, if yes, judging that the current air state in the kiln meets the dehumidification condition.
And step S44, if not, judging that the current air state in the kiln does not meet the dehumidification condition.
60 ℃ is got to first preset temperature, and through rising the ambient temperature in the kiln to 60 ℃ before opening the second fan promptly, avoid second fan air-out temperature and ambient temperature difference in temperature too big, cause thermal quick exchange to guarantee drying efficiency. And the temperature of the bamboo chopsticks is detected, so that the heat exchange between the bamboo chopsticks and the air in the kiln is guaranteed to reach 60 ℃ before the second fan is started, and the quality problems of cracking, deformation and the like caused by overlarge temperature difference between the surface of the bamboo chopsticks and the inner part when the second fan directly blows the surface of the bamboo chopsticks are avoided.
And step S50, if the current air state in the kiln meets the dehumidification condition, controlling the first fan and the second fan to start a drying cycle.
And if the current air state in the kiln meets the dehumidification condition, closing the first fan, opening the second fan, and controlling the first air outlet and the second air outlet on the shelf to be switched according to the preset periodic frequency.
When drying and circulating, through switching over first air outlet and second air outlet according to preset periodic frequency, change the stoving wind direction that acts on the bamboo chopsticks according to certain time interval promptly, when first air outlet is opened, bamboo chopsticks bottom is heated, and the bottom surface is air-dried rapidly, the inside moisture of bamboo chopsticks permeates downwards, otherwise, when opening the second air outlet, bamboo chopsticks top is heated, the inside moisture of bamboo chopsticks upwards permeates, through switching over first air outlet and second air outlet, make the inside moisture of bamboo chopsticks quick even evaporation, and possess stoving and air-dried effect simultaneously, accelerate bamboo chopsticks drying efficiency.
Based on the above embodiment, when performing the drying cycle, it is also necessary to determine whether the current temperature in the kiln is greater than the second preset temperature and whether the humidity in the kiln is greater than the second preset humidity,
and if the current temperature in the kiln is higher than the second preset temperature or the humidity in the kiln is higher than the second preset humidity, closing the second fan, and opening the first fan and the moisture exhaust port.
When carrying out the stoving circulation promptly, need to avoid the kiln in the temperature unanimous in the second air outlet temperature, the second is preset the temperature and is got 70 ℃, and the air-out temperature of second fan also is 70 degrees centigrade promptly, guarantees to have the difference in temperature between air-out temperature and the kiln internal environment temperature to guarantee the air-dry effect to bamboo chopsticks when second fan starts.
And when carrying out the stoving circulation, still need avoid the kiln in humidity too high, along with the evaporation of the inside moisture of bamboo chopsticks, the kiln in humidity can rise gradually, can cause the influence to the drying efficiency of bamboo chopsticks when the kiln in humidity is too high, in this embodiment, the second is predetermine humidity and is got 5%, when the kiln in temperature is greater than 5%, the control cylinder starts, the cylinder drive turns over the rotation of board and opens the hydrofuge hole, makes the kiln in the air part discharge. When carrying out the hydrofuge, close the second fan and open first fan, make and form the malleation in the kiln, avoid the outside cold air of kiln to flow back to and cause the cooling in the kiln. And after the moisture removal is finished, closing the first fan and opening the second fan again.
Certainly, if the temperature in the kiln is reduced after the moisture is removed, the first fan is kept to be started to heat the inside of the kiln, and when the air state in the kiln meets the dehumidification condition, the drying cycle is started again.
Step S60, determining whether the humidity value of the current bamboo chopstick is less than a first preset humidity.
The first preset humidity is 6%, and when the humidity of the bamboo chopsticks is reduced to 6%, the bamboo chopsticks meet the use requirements.
Step S70, if the humidity value of the current bamboo chopsticks is smaller than the first preset humidity, the second fan is closed, and the first fan and the moisture exhaust port are opened to carry out cooling circulation in the kiln; until the temperature in the kiln is cooled to the normal temperature.
If the humidity value of the current bamboo chopstick is smaller than the first preset humidity, closing the second fan, and opening the first fan for a first preset time;
calculating a humidity change value within a first preset time length;
judging whether the humidity change value is less than or equal to a second threshold value;
and when the humidity change value is less than or equal to the second threshold value, the moisture exhaust hole is opened.
Because the humidity detection mainly aims at the surface of the bamboo chopsticks, the temperature in the kiln is maintained for a period of time by starting the first fan, the change condition of the surface humidity of the bamboo chopsticks is observed, the first preset time is taken for 30 minutes, the second threshold value is taken for 0.5 percent, namely the change of the surface humidity of the bamboo chopsticks in 30 minutes is less than 0.5 percent, the whole humidity of the bamboo chopsticks is proved to be consistent, the drying of the bamboo chopsticks is completed, in the process, the second fan is turned off, the moisture on the surface of the bamboo chopsticks can be prevented from being quickly air-dried, and the accuracy of the final detection result is ensured. After the bamboo chopsticks are dried, the air outlet temperature of the first fan is adjusted to be normal temperature, the air cylinder is controlled to be started, the driving turning plate is driven to rotate to open the moisture exhaust port, the temperature in the kiln is reduced, positive pressure in the kiln is guaranteed, external humid air is prevented from being poured into the kiln, and meanwhile the operation safety of workers is guaranteed.
This embodiment is through tiling the bamboo chopsticks on the shelf that possesses first air outlet and second air outlet, increases the heat transfer area of bamboo chopsticks to before formal stoving, preheat the circulation in the kiln, when avoiding first air outlet and second air outlet to go out wind with the interior quick heat transfer of air of kiln, guarantee heat exchange efficiency, and judge the interior air condition of kiln before the stoving, guarantee the high efficiency of stoving circulation. In the drying cycle process, the first air outlet and the second air outlet are switched, so that the rapid and uniform evaporation of the moisture in the bamboo chopsticks is ensured, and the quality problem caused by the large difference between the surface temperature and the internal temperature or the large difference between the surface humidity and the internal humidity of the bamboo chopsticks is avoided.
The invention also proposes a computer-readable storage medium on which a computer program is stored. The computer-readable storage medium may be the Memory 02 in the terminal of fig. 1, and may also be at least one of a ROM (Read-Only Memory)/RAM (Random Access Memory), a magnetic disk, and an optical disk, and the computer-readable storage medium includes several pieces of information for enabling the terminal to perform the method according to the embodiments of the present invention.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A bamboo chopstick drying method is characterized by comprising the following steps:
spreading the bamboo chopsticks to be dried on a shelf;
controlling a first fan to start a preheating cycle;
acquiring the temperature in the kiln and the temperature of the bamboo chopsticks;
judging whether the current air state in the kiln meets the dehumidification condition or not;
if the current air state in the kiln meets the dehumidification condition, controlling a first fan and a second fan to start a drying cycle;
judging whether the humidity value of the current bamboo chopstick is smaller than a first preset humidity or not;
if the humidity value of the current bamboo chopstick is smaller than the first preset humidity, the second fan is closed, and the first fan and the moisture exhaust port are opened to carry out cooling circulation in the kiln; until the temperature in the kiln is cooled to the normal temperature.
2. The bamboo chopstick drying method as recited in claim 1, wherein the step of judging whether the current air state in the kiln meets the dehumidification condition comprises:
judging whether the current temperature in the kiln is higher than a first preset temperature or not,
if the current temperature in the kiln is higher than a first preset temperature, judging whether the temperature difference between the current temperature of the bamboo chopsticks and the current temperature in the kiln is lower than a first threshold value;
if yes, judging that the current air state in the kiln meets the dehumidification condition.
3. The bamboo chopstick drying method as recited in claim 1, wherein if the current air state in the kiln meets the dehumidification condition, the step of controlling the first fan and the second fan to start a drying cycle comprises:
and if the current air state in the kiln meets the dehumidification condition, closing the first fan, opening the second fan, and controlling the first air outlet and the second air outlet on the shelf to be switched according to the preset periodic frequency.
4. The bamboo chopstick drying method according to claim 3, wherein after the step of turning off the first fan, turning on the second fan and controlling the first air outlet and the second air outlet on the shelf to switch according to the preset cycle frequency, if the current air state in the kiln meets the dehumidification condition, the method further comprises:
judging whether the current temperature in the kiln is higher than a second preset temperature and the humidity in the kiln is higher than a second preset humidity,
and if the current temperature in the kiln is higher than the second preset temperature or the humidity in the kiln is higher than the second preset humidity, closing the second fan, and opening the first fan and the moisture exhaust port.
5. The bamboo chopstick drying method as claimed in claim 5, wherein if the humidity value of the current bamboo chopstick is less than the first preset humidity, the step of turning off the second fan, and turning on the first fan and the moisture exhaust port to perform a cooling cycle in the kiln comprises:
if the humidity value of the current bamboo chopstick is smaller than the first preset humidity, closing the second fan, and opening the first fan for a first preset time;
calculating a humidity change value within a first preset time length;
judging whether the humidity change value is less than or equal to a second threshold value;
and when the humidity change value is less than or equal to the second threshold value, the moisture exhaust hole is opened.
6. The bamboo chopstick drying method as recited in any one of claims 1-4, wherein the step of obtaining the temperature inside the kiln comprises:
acquiring a first temperature value, a second temperature value and a third temperature value;
calculating an average value of the first temperature value, the second temperature value and the third temperature value;
respectively calculating the temperature difference values of the first temperature value, the second temperature value and the third temperature value with the average value;
judging whether the temperature difference value is larger than a third threshold value or not;
when one of the temperature difference values is larger than a third threshold value, a third fan is started;
and when all the temperature difference values are less than or equal to the third threshold value, the average value is the temperature in the kiln.
7. A bamboo chopstick drying system, characterized in that the bamboo chopstick drying system comprises a drying kiln, a shelf, a first fan, a second fan, a first temperature sensor, a second temperature sensor, a memory, a processor and a computer program stored on the memory and operable on the processor, which computer program, when executed by the processor, implements the steps of the bamboo chopstick drying method as claimed in any one of claims 1 to 6; the wet hole of hydrofuge is seted up at the top of drying kiln, the shelf set up in the drying kiln, first fan be used for to carry hot-air in the drying kiln, first temperature sensor set up in the wall of drying kiln, first temperature sensor is used for detecting ambient temperature in the drying kiln, second temperature sensor erects on the shelf, second temperature sensor is used for detecting the temperature of bamboo chopsticks, form in the shelf with the wind channel of second fan intercommunication, set up on the shelf with first air outlet and the second air outlet of wind channel intercommunication, first air outlet with the air-out opposite direction of second air outlet.
8. The bamboo chopstick drying system is characterized in that the number of the first temperature sensors is multiple, and the temperature sensors are arranged on the wall surface of the drying kiln at intervals along the height.
9. The bamboo chopstick drying system of claim 8, further comprising a cover plate assembly arranged at the moisture exhaust hole, wherein the cover plate assembly comprises a driving piece, a connecting rod structure and two exhaust turning plates, the driving piece is mounted at the top of the drying kiln, the number of the exhaust turning plates is two, the two exhaust turning plates are adjacently arranged and rotatably connected with the drying kiln, the driving piece is connected with the two exhaust turning plates through the connecting rod structure, and the driving piece is used for driving the two exhaust turning plates to open or close the moisture exhaust hole.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a computer program, which when executed by a processor, implements the steps of the bamboo chopstick drying method as recited in any one of claims 1 to 7.
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