CN109725118A - A kind of bean vermicelli factory bean vermicelli moisture automatic detection device - Google Patents
A kind of bean vermicelli factory bean vermicelli moisture automatic detection device Download PDFInfo
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- CN109725118A CN109725118A CN201811633550.1A CN201811633550A CN109725118A CN 109725118 A CN109725118 A CN 109725118A CN 201811633550 A CN201811633550 A CN 201811633550A CN 109725118 A CN109725118 A CN 109725118A
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- bean vermicelli
- temperature
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- moisture content
- humidity sensor
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Abstract
The invention discloses a kind of bean vermicelli factory bean vermicelli moisture automatic detection devices, it include: Temperature Humidity Sensor group, it is embedded at bean vermicelli drying assembly line, the bean vermicelli drying assembly line includes bean vermicelli conveyer belt, the air-heater that bean vermicelli drying assembly line exit is arranged in, the air-heater blows out hot wind towards assembly line updrift side, the Temperature Humidity Sensor group is set to above bean vermicelli conveyer belt, for detecting the temperature and humidity above at corresponding bean vermicelli position；MICROCOMPUTER PROCESSING module, input terminal are connected to Temperature Humidity Sensor group, obtain current bean vermicelli moisture content for the temperature and humidity according to detection；Host computer is connected to MICROCOMPUTER PROCESSING module, obtains corresponding control instruction according to current bean vermicelli moisture content；Actuator controls the speed of service of bean vermicelli conveyer belt and the wind speed and temperature of hot wind according to the control instruction of host computer.
Description
Technical field
The present invention relates to food water detection technique field, in particular to a kind of bean vermicelli factory bean vermicelli moisture detects dress automatically
It sets.
Background technique
The production line of certain food potato vermicelli, the drying link of production do not have at present in such a way that hot wind is heated
There is suitable method to carry out the moisture content of testing product whole (including appearance, inside), needs to realize the detection of product moisture.It produces
Product moisture can seriously affect the quality (moisture excessive will lead to product mouldy) of product.Employing mode is to avoid in product at present
Portion's moisture content, which is higher than, to be required, and the product after drying is carried out to the placement of a period of time.Seriously affect production efficiency and product matter
Amount.
Summary of the invention
The object of the present invention is to provide a kind of bean vermicelli factory bean vermicelli moisture automatic detection devices, using Temperature Humidity Sensor as base
Plinth, using bean vermicelli moisture measurement as core, collocation computer processor, communication interface and industrial control equipment have studied the inspection of bean vermicelli moisture
Survey technology provides the efficiency and producing line operating control of bean vermicelli water content detection.
In order to achieve the goal above, the present invention is achieved by the following technical solutions:
A kind of bean vermicelli factory bean vermicelli moisture automatic detection device, its main feature is that, comprising:
Temperature Humidity Sensor group, is embedded at bean vermicelli drying assembly line, and the bean vermicelli drying assembly line includes bean vermicelli transmission
Band, the air-heater that bean vermicelli drying assembly line exit is arranged in, the air-heater blows out hot wind towards assembly line updrift side, described
Temperature Humidity Sensor group be set to above bean vermicelli conveyer belt, for detecting the temperature and humidity above at corresponding bean vermicelli position；
MICROCOMPUTER PROCESSING module, input terminal are connected to Temperature Humidity Sensor group, obtain and work as the temperature and humidity according to detection
Preceding bean vermicelli moisture content；
Host computer is connected to MICROCOMPUTER PROCESSING module, issues corresponding control instruction according to current bean vermicelli moisture content；
Actuator controls the speed of service of bean vermicelli conveyer belt and the wind speed and temperature of hot wind according to the control instruction of host computer
Degree.
The Temperature Humidity Sensor group include one first Temperature Humidity Sensor and multiple second Temperature Humidity Sensors, first
Temperature Humidity Sensor is set to the exit position of bean vermicelli drying assembly line, for detecting the temperature and humidity of exit position bean vermicelli；
Multiple second Temperature Humidity Sensors are arranged at intervals at the upstream end of the first Temperature Humidity Sensor, and transmit along bean vermicelli
The conveying direction of band is distributed, and corresponds to the temperature and humidity in each stage during the drying process for detecting bean vermicelli.
The temperature-humidity signal that the MICROCOMPUTER PROCESSING module receives the output of the second Temperature Humidity Sensor obtains each stage pair
The bean vermicelli moisture content answered, the host computer issue corresponding control instruction according to corresponding bean vermicelli moisture content of each stage.
The temperature-humidity signal that the MICROCOMPUTER PROCESSING module receives the output of the first Temperature Humidity Sensor obtains the bean vermicelli in exit
Moisture content, and then export corresponding indicator.
Further include:
One alarm module is connected to MICROCOMPUTER PROCESSING module, and the indicator for being exported according to MICROCOMPUTER PROCESSING module is held
The corresponding instruction of row.
Further include:
One display module is connected to MICROCOMPUTER PROCESSING module for showing and currently measures temperature, humidity, moisture content and alarm
Value.
The host computer is equipped with a man-machine interaction unit, and the man-machine interaction unit is for real-time display temperature, wet
Degree, moisture content and alarming value, and control command is issued to the actuator and alarm module.
It further include a communication module, connection host computer, MICROCOMPUTER PROCESSING module and actuator.
Compared with prior art, the present invention having the advantage that
1. can be with the bean vermicelli moisture content in real-time detection producing line；
2. actuator of arranging in pairs or groups, can control the running speed of whole producing line and the temperature of heating blower；
3. moisture content detection is converted into the humidity on detection bean vermicelli surface, detection difficulty is reduced.
Detailed description of the invention
Fig. 1 is bean vermicelli assembly line schematic diagram in the present invention；
Fig. 2 is that bean vermicelli dries schematic illustration in the present invention；
Fig. 3 is the scheme of installation of on-line measuring device in the present invention；
Fig. 4 is the structure chart of bean vermicelli factory bean vermicelli moisture automatic detection device of the present invention；
Fig. 5 is the flow chart of the control method of detection device in the present invention；
Fig. 6 is the specific implementation circuit diagram of detection device in the present invention.
Specific embodiment
The present invention is further elaborated by the way that a preferable specific embodiment is described in detail below in conjunction with attached drawing.
A kind of bean vermicelli factory bean vermicelli moisture automatic detection device, comprising: Temperature Humidity Sensor group 1 is embedded at bean vermicelli drying stream
Waterline, the bean vermicelli drying assembly line include bean vermicelli conveyer belt, the air-heater that bean vermicelli drying assembly line exit is arranged in, institute
It states air-heater and blows out hot wind towards assembly line updrift side, the Temperature Humidity Sensor group is set to above bean vermicelli conveyer belt, is used
The temperature and humidity above at bean vermicelli position is corresponded in detection；MICROCOMPUTER PROCESSING module 8, input terminal are connected to Temperature Humidity Sensor group,
Current bean vermicelli moisture content is obtained for the temperature and humidity according to detection；Host computer 2 is connected to MICROCOMPUTER PROCESSING module 8, according to working as
Preceding bean vermicelli moisture content issues corresponding control instruction；Actuator 4 controls bean vermicelli conveyer belt according to the control instruction of host computer
The speed of service and hot wind wind speed and temperature.
The Temperature Humidity Sensor group includes first second Temperature Humidity Sensor of Temperature Humidity Sensor 11 and 4
12, the first Temperature Humidity Sensor 11 is set to the exit position of bean vermicelli drying assembly line, for detecting exit position bean vermicelli
Temperature and humidity；4 the second Temperature Humidity Sensors 12 are arranged at intervals at the upstream end of the first Temperature Humidity Sensor, and pass along bean vermicelli
It send the conveying direction of band to be distributed, corresponds to the temperature and humidity in each stage during the drying process for detecting bean vermicelli.
The temperature-humidity signal that the MICROCOMPUTER PROCESSING module 8 receives the output of the second Temperature Humidity Sensor 12 obtains each stage
Corresponding bean vermicelli moisture content, the host computer 2 issue corresponding control according to corresponding bean vermicelli moisture content of each stage and refer to
It enables.
The temperature-humidity signal that the MICROCOMPUTER PROCESSING module 8 receives the output of the first Temperature Humidity Sensor obtains the bean vermicelli in exit
Moisture content, and then export corresponding indicator.
In a particular embodiment, detection device a further include: alarm module 6 is connected to MICROCOMPUTER PROCESSING module 8, uses
Corresponding instruction is executed in the indicator exported according to MICROCOMPUTER PROCESSING module 8；One display module 7, is connected to MICROCOMPUTER PROCESSING mould
Block 8 currently measures temperature, humidity, moisture content and alarming value for showing；One communication module 3 connects host computer 2, microcomputer
Processing module 8 and actuator 4；One power module 5, for powering to the detection device.
The host computer 2 is equipped with a man-machine interaction unit, and the man-machine interaction unit is for real-time display temperature, wet
Degree, moisture content and alarming value, and control command is issued to the actuator and alarm module, it can be wet with real-time Transmission temperature
The information such as degree are convenient for Industry Control.
The power module 5 is+5V battery, can be made of 18650 battery packs with voltage reduction module；
4 foot OLED (Organic Light Emitting Diode, the Organic LightEmitting that the display module 7 is 0.96 cun
Diode) liquid crystal display is realized.
The MICROCOMPUTER PROCESSING module 8 is the low-power consumption, high performance of the model STC89C52RC of STC Corporation's production
CMOS8 8-digit microcontroller.
First and second Temperature Humidity Sensor is DHT22 sensor, DHT22 (AM2302) humicap number temperature and humidity.
The sensor is a temperature and humidity compound sensor containing oneself calibration digital signal output.The number of its application specific
Word modules acquisition technique and temperature and humidity sensing technology, it is ensured that product has high reliability and brilliant long-time stability.
The communication module 3 is RS485 module, wherein RS485 bus standard be in industry using it is very extensive it is two-way,
Balance transmission standard interface supports Mulit-point Connection, very good solution intelligence instrument point-to-point communication and connected network communication problem.
The alarm module 6 includes buzzer and traffic lights, and wherein buzzer is passive buzzer.
The actuator 4 is relay or programmable logic controller (PLC) (PLC).
Referring to Fig. 1, being vermicelli production line mentioned by the present invention.Circle indicates entry into the muffin of drying assembly line.Side
Block indicates the Temperature Humidity Sensor designed above of insertion assembly line.Furthermore the other parameters of the drying assembly line keep permanent
Determine, such as the temperature of hot wind, wind speed, air quantity, the transmission speed of conveyer belt, environment of plant humidity keep constant value.Then herein
Designed detection method can be with Accurate Determining bean vermicelli surface and internal water content.
When bean vermicelli to be dried enters drying assembly line, the Temperature Humidity Sensor of different location will acquire the temperature in air
Humidity data is spent, is shown on liquid crystal display and is compared with laboratory data.When the humidity in discovery air is lower than setting value
When.We be considered as bean vermicelli dried completion at this time humidity alarm will put the LED of bright green, mean that bean vermicelli has been dried
At.If the humidity data of acquisition always above setting reference value when it is considered that bean vermicelli also needs to continue to dry, humidity alarm
Device will send out a warning.
It should be noted that the reference value that we set will be adjusted in conjunction with environment in workshop, and with real in factory
(many experiments is needed to be averaged) subject to humidity when border is dried.We can determine whether be Temperature Humidity Sensor sampling air in
Apparent be positively correlated is presented in humidity and bean vermicelli humidity.If find a manufacturer deems that suitably drying degree when air humidity, should
Method is exactly effective.
Referring to Fig. 2, according to the national standard of moisture content detection in food and the actual conditions of bean vermicelli factory and needing
It asks.The method that national standard detects is improved herein, devises the method for detecting bean vermicelli moisture content indirectly by detecting humidity.
This detection method can be realized the on-line checking of production to improve production efficiency.
In bean vermicelli water content and drying course air humidity there are certain functional relations, as shown in Figure 2.If hot wind
The conditions such as temperature, humidity, flow are certain, then outlet hot wind humidity and the functional relation of bean vermicelli moisture content are certain.Therefore logical
Bean vermicelli moisture content can be detected indirectly by crossing detection outlet hot wind humidity.
The relationship that humidity and bean vermicelli water content in air have obvious function is experimentally confirmed in bean vermicelli drying course, it can be with
It is fitted with the function containing two exponential terms, the result being more satisfied with.Furthermore this acquisition data conclusion is only to test
The analog result of room, there is a certain error with the production practices in factory.To accurately obtain bean vermicelli water content in bean vermicelli factory
With the relationship of humidity, data monitoring on the spot need to be also carried out in bean vermicelli factory, and carries out mass data analysis, can just be obtained optimal
Functional relation.
Referring to Fig. 3, Fig. 3 is that the bean vermicelli based on Humidity Detection dries production line structural schematic diagram.It is transmitted in bean vermicelli
Multiple moisture detection sensors are disposed at the top certain position of band, 5 are listed for convenience of explanation in figure, indeed according to stream
Waterline length arbitrarily increases or reduces.Drying line is hemi-closure space, and bean vermicelli to be dried slowly enters drying from left to right
Region, the air-heater work of the rightmost side is turned left from the right side blows out hot wind, and a large amount of humid air will be moved toward left in such bean vermicelli
Dynamic, air humidity gradually increases from right to left, and bean vermicelli moisture content is from left to right gradually reduced on assembly line, and the second temperature and humidity passes
Whether the water content that sensor 12 detects bean vermicelli in drying course reaches the standard in each stage.Lead to if humidity is excessively high or too low
Mark of the temperature and wind speed of the speed and air-heater blowout wind of crossing actuator adjusting bean vermicelli conveyer belt until meeting each stage
Quasi- range.Second Temperature Humidity Sensor 11 guarantees that the bean vermicelli in exit has reached standard, when the second Temperature Humidity Sensor 12 triggers
Indicate that bean vermicelli water content is qualified when alarm module gives a green light, conveyer belt can just send bean vermicelli to outlet.
Fig. 4 is the structure chart of bean vermicelli factory bean vermicelli moisture automatic detection device of the present invention, and Temperature Humidity Sensor group 1 is used to measure
The temperature and humidity on current bean vermicelli surface, by MICROCOMPUTER PROCESSING module and according to the function of experimental fit, it can be deduced that current bean vermicelli
Moisture content；Host computer 2, by RS485 interface, which can be with displays temperature humidity, moisture content, alarming value etc. one
Parameters in series；RS485 interface 3 is a kind of industrial common interfaces, can not only be communicated with host computer, but also can communicate with actuator；
Actuator 4 can be programmable logic controller (PLC) (PLC), can be according to the speed of service for instructing control producing line of host computer
With the speed and temperature of heating blower；+ 5V power module 5 is used to power to MICROCOMPUTER PROCESSING module, sensor, alarm module；Report
Alert module 6, is made of passive buzzer, red light, a green light, is mainly used to warn and alarm, when bean vermicelli moisture content is excessively high
When, it can be alarmed and be warned；Buzzer warning can actively be opened and closed by host computer simultaneously；Display module,
It is realized by (Organic Light Emitting Diode, Organic LightEmitting Diode) liquid crystal display, is mainly used to show current temperature
The parameters such as degree, humidity, moisture content, alarming value；MICROCOMPUTER PROCESSING module 8, MICROCOMPUTER PROCESSING module are the model of STC Corporation's production
The low-power consumption of STC89C52RC, high performance CMOS8 8-digit microcontroller are mainly used to handle the number that sensor module 1 detects
According to and be converted into corresponding moisture content and shown；It can also be carried out by 3RS485 interface module and host computer and actuator
Communication；
Below with reference to Fig. 5, control method of the invention is illustrated.Specific step is as follows:
S1, detection device power on, system initialization, carry out certain delay, reserve the regular hour and sensor is allowed to detect
Data；
S2, Temperature Humidity Sensor DHT22 detect temperature humidity, and transmit data to microcomputer chip；
S3, MICROCOMPUTER PROCESSING resume module data of the Temperature and Humidity module, carry out certain function and are converted into moisture content；Simultaneously at microcomputer
Data can be transmitted to OLED display screen by managing module；MICROCOMPUTER PROCESSING module also can to host computer transmit data (comprising temperature, humidity,
The data such as water content).
S4, OLED display screen can real-time display temperature, humidity, moisture content, alarming value.
S5, host computer also can the data such as real-time display temperature, humidity, moisture content, alarming value；Host computer can also be with simultaneously
Actively open and close buzzer warning module.Host computer also can control actuator, and the operation of producing line is controlled by actuator
Speed, the speed of heating blower and temperature.
S6, alarm module can warn underproof product in time and notify the producer in time by buzzer；Buzzer
It can be opened and closed by host computer.
When S7, moisture content are less than alarming value, green light is shown；When moisture content is greater than alarming value, red light is bright while buzzing
Device sounds；Buzzer can actively be opened and closed by host computer.
Below by Fig. 6, the circuit diagram of this product is illustrated.As shown in fig. 6, the GND mouth of OLED display module
Ground connection, VCC mouthfuls connect positive pole；The SCL mouthfuls of P1.0 for connecing MICROCOMPUTER PROCESSING module, the SDA mouthfuls of P1.1 mouths for connecing MICROCOMPUTER PROCESSING chip.
Sensor module DHT22, the GND mouth ground connection of the module, DATA mouthfuls are data transmission mouth, connect MICROCOMPUTER PROCESSING chip
P1.2；The VCC mouthfuls of anodes for connecing power supply.
The RO mouth of RS485 communication interface module connects the P3.0 mouth of chip, the DI mouthfuls of P3.1 mouths for connecing chip,Core is connect with DE mouthfuls
The P1.7 mouth of piece is to issue instruction or receive instruction for controlling RS485 interface；VCC mouthfuls connect positive pole, GND mouthfuls of ground connection；
A mouthfuls and B mouthfuls can connect host computer or actuator.
For alarm module, green light D2 connects the P1.5 mouth of chip, and red light D1 connects the P1.3 mouth of chip；Buzzer connects chip
P1.4 mouthfuls.
It is discussed in detail although the contents of the present invention have passed through above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read above content, for of the invention
A variety of modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (8)
1. a kind of bean vermicelli factory bean vermicelli moisture automatic detection device characterized by comprising
Temperature Humidity Sensor group, is embedded at bean vermicelli drying assembly line, and the bean vermicelli drying assembly line includes bean vermicelli conveyer belt, sets
The air-heater in bean vermicelli drying assembly line exit is set, the air-heater blows out hot wind, the temperature towards assembly line updrift side
Humidity sensor group is set to above bean vermicelli conveyer belt, for detecting the temperature and humidity above at corresponding bean vermicelli position；
MICROCOMPUTER PROCESSING module, input terminal are connected to Temperature Humidity Sensor group, obtain current powder for the temperature and humidity according to detection
Silk moisture content；
Host computer is connected to MICROCOMPUTER PROCESSING module, issues corresponding control instruction according to current bean vermicelli moisture content；
Actuator controls the speed of service of bean vermicelli conveyer belt and the wind speed and temperature of hot wind according to the control instruction of host computer.
2. bean vermicelli factory bean vermicelli moisture automatic detection device as described in claim 1, which is characterized in that the temperature and humidity sensing
Device group includes one first Temperature Humidity Sensor and multiple second Temperature Humidity Sensors, and the first Temperature Humidity Sensor is set to bean vermicelli baking
The exit position of mainstream waterline, for detecting the temperature and humidity of exit position bean vermicelli；
Multiple second Temperature Humidity Sensors are arranged at intervals at the upstream end of the first Temperature Humidity Sensor, and along bean vermicelli conveyer belt
Conveying direction distribution, the temperature and humidity in each stage is corresponded to for detecting bean vermicelli during the drying process.
3. bean vermicelli factory bean vermicelli moisture automatic detection device as claimed in claim 2, which is characterized in that the MICROCOMPUTER PROCESSING mould
The temperature-humidity signal that block receives the output of the second Temperature Humidity Sensor obtains corresponding bean vermicelli moisture content of each stage, described upper
Machine issues corresponding control instruction according to corresponding bean vermicelli moisture content of each stage.
4. bean vermicelli factory bean vermicelli moisture automatic detection device as claimed in claim 2, which is characterized in that the MICROCOMPUTER PROCESSING module
The temperature-humidity signal for receiving the output of the first Temperature Humidity Sensor obtains the bean vermicelli moisture content in exit, and then exports corresponding finger
Show instruction.
5. bean vermicelli factory bean vermicelli moisture automatic detection device as claimed in claim 4, which is characterized in that further include:
One alarm module is connected to MICROCOMPUTER PROCESSING module, the indicator execution pair for being exported according to MICROCOMPUTER PROCESSING module
The instruction answered.
6. bean vermicelli factory bean vermicelli moisture automatic detection device as described in claim 1, which is characterized in that further include:
One display module is connected to MICROCOMPUTER PROCESSING module for showing and currently measures temperature, humidity, moisture content and alarming value.
7. bean vermicelli factory bean vermicelli moisture automatic detection device as described in claim 1, which is characterized in that the host computer is equipped with
One man-machine interaction unit, the man-machine interaction unit are used for real-time display temperature, humidity, moisture content and alarming value, and right
The actuator and alarm module issues control command.
8. such as the described in any item bean vermicelli factory bean vermicelli moisture automatic detection devices of claim 1-7, which is characterized in that further include one
Communication module, connection host computer, MICROCOMPUTER PROCESSING module and actuator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811633550.1A CN109725118A (en) | 2018-12-29 | 2018-12-29 | A kind of bean vermicelli factory bean vermicelli moisture automatic detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811633550.1A CN109725118A (en) | 2018-12-29 | 2018-12-29 | A kind of bean vermicelli factory bean vermicelli moisture automatic detection device |
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| CN201811633550.1A Pending CN109725118A (en) | 2018-12-29 | 2018-12-29 | A kind of bean vermicelli factory bean vermicelli moisture automatic detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113884512A (en) * | 2021-10-28 | 2022-01-04 | 山东瑞中智能科技有限公司 | Waste paper water content detecting system |
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