CN112286244A - Intelligent drum capable of monitoring temperature and PH value in real time and use method thereof - Google Patents
Intelligent drum capable of monitoring temperature and PH value in real time and use method thereof Download PDFInfo
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- CN112286244A CN112286244A CN202011218359.8A CN202011218359A CN112286244A CN 112286244 A CN112286244 A CN 112286244A CN 202011218359 A CN202011218359 A CN 202011218359A CN 112286244 A CN112286244 A CN 112286244A
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- rotary drum
- value
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
- G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C15/00—Apparatus for chemical treatment or washing of hides, skins, or leather
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C3/00—Tanning; Compositions for tanning
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses an intelligent drum for monitoring temperature and pH value in real time and a using method thereof, relating to the technical field of tanning drums, and comprising a first drum seat, a second drum seat, a drum main body, a wireless sensor module, an emission terminal, a receiving terminal and an industrial personal computer; the output end of the wireless sensor module is in communication connection with the input end of the transmitting terminal, the output end of the transmitting terminal is in communication connection with the input end of the receiving terminal, and the output end of the receiving terminal is in communication connection with the input end of the industrial personal computer; first rotary drum seat sets up with second rotary drum seat relatively, the one end setting of rotary drum main part is on first rotary drum seat top, the other end setting of rotary drum main part is on second rotary drum seat top, one side on first rotary drum seat top is provided with the motor cabinet, be provided with the motor on the motor cabinet, the both ends bearing of the output shaft rotary drum main part of motor is connected, one side of rotary drum main part is provided with the rotary drum door, the inside a plurality of shelves pole that are provided with of rotary drum main part, the inner wall of rotary drum main part is provided with wireless sensor module.
Description
Technical Field
The invention relates to the technical field of leather-making rotary drums, in particular to an intelligent rotary drum capable of monitoring temperature and pH value in real time and a using method thereof.
Background
The rotary drum is an important device of a tanning enterprise, the rotary drum is used as a key device for the procedures of soaking, tanning, dyeing and softening of the tanning, and the capacity of the rotary drum is closely related to the production of the enterprise. However, the existing tanning rotary drum has low intelligent degree, so that the labor intensity of operators is high, the operation is complicated, the processing condition inside the rotary drum cannot be monitored in real time, in addition, in the prior art, the temperature and the pH value are measured each time by the workers, then the long-handle barrel for the rotary drum door is opened to take out the liquid in the drum, and then the liquid is measured by the thermometer and the pH test paper, so the labor intensity of the workers is improved, and the working efficiency is reduced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an intelligent rotary drum for monitoring temperature and pH value in real time and a using method thereof.
The purpose of the invention is realized by the following technical scheme:
an intelligent drum for monitoring temperature and PH value in real time comprises a first drum seat, a second drum seat, a sensor wireless transmission and energy device and a drum main body;
the sensor wireless transmission and energy device comprises a wireless sensor module, a transmitting terminal, a receiving terminal and an industrial personal computer; the output end of the wireless sensor module is in communication connection with the input end of the transmitting terminal, the output end of the transmitting terminal is in communication connection with the input end of the receiving terminal, and the output end of the receiving terminal is in communication connection with the input end of the industrial personal computer;
the drum type wireless sensor comprises a drum body, a first drum seat, a second drum seat, a motor, an output shaft, a drum door, a plurality of gear rods and a wireless sensor module, wherein the first drum seat and the second drum seat are arranged oppositely, one end of the drum body is arranged at the top end of the first drum seat, the other end of the drum body is arranged at the top end of the second drum seat, the motor seat is arranged on one side of the top end of the first drum seat, the motor is arranged on the motor seat, the output shaft of the motor is connected with bearings at two ends of the drum body, the drum door is arranged on one side of.
Preferably, the wireless sensor modules are distributed at 180 degrees.
Preferably, the wireless sensor module comprises a sensor protection cover, a wireless transmission and energy unit and a sensor detection head; the sensor detects the head setting inside the sensor safety cover, wireless transmission and energy unit set up the top of sensor safety cover, the whole appearance of sensor safety cover is a cylinder cavity body, be provided with 5X 12 crooked through-holes around the cylinder cavity body for introduce the cavity to liquid and be convenient for the sensor to detect and detect the back with liquid discharge cavity, wireless transmission and energy unit are used for providing the energy and transmit the temperature that the sensor detected and PH numerical value to the other industrial computer of rotary drum station.
Preferably, an expert fuzzy control system is arranged in the industrial personal computer and used for controlling the reagent filling action.
A use method of an intelligent rotary drum for monitoring temperature and PH value in real time comprises the following steps:
step 4, automatically measuring the pH value of the filled liquid in the drum main body through the wireless sensor module, and executing step 5;
and step 11, ending the operation.
The invention has the beneficial effects that:
1. the invention can display the raw material supplement amount in real time, and the adoption of the set of real-time monitoring device can reduce the working intensity of workers on one hand, and can also reduce the time for stopping the rotary drum, taking liquid and measuring, thereby improving the working efficiency of the rotary drum on the other hand.
2. The whole appearance of sensor safety cover is a cylinder cavity body. And 5X 12 bent through holes are formed around the cavity and used for introducing liquid into the cavity so as to facilitate the detection of the sensor and discharging the liquid out of the cavity after the detection is finished. The cavity is not very open and is designed with a curved shape in order to reduce the impact of liquid on the sensor head. The liquid passes through the pore passage, and the bent inner wall has certain blocking effect on the flowing liquid, so that the impact of the liquid on the sensor detection head is weakened.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a 3D block diagram of a wireless sensor module of the present invention;
FIG. 5 is a perspective view of a sensor shield of the present invention;
FIG. 6 is a side cross-sectional view of a sensor shield of the present invention;
FIG. 7 is a flow chart of the wireless detection operation of the present invention;
FIG. 8 is a flow chart of a system control process of the present invention;
FIG. 9 is a block diagram of the expert fuzzy control system of the present invention;
FIG. 10 is a block diagram of the pH data collection process of the present invention.
In the figure, 1, a first rotating drum seat; 2. a second drum base; 3. a wireless sensor module; 4. a gear lever; 5. a bearing; 6. a drum body; 7. a motor; 8. a motor base; 9. rotating a drum door; 10. a sensor protection cover; 11. a wireless transmission and energy unit; 12. the sensor detects the head.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.
As shown in fig. 1-10, an intelligent drum for real-time monitoring of temperature and PH value comprises a first drum seat 1, a second drum seat 2, a sensor wireless transmission and energy device and a drum main body 6;
the sensor wireless transmission and energy device comprises a wireless sensor module 3, a transmitting terminal, a receiving terminal and an industrial personal computer; the output end of the wireless sensor module 3 is in communication connection with the input end of the transmitting terminal, the output end of the transmitting terminal is in communication connection with the input end of the receiving terminal, and the output end of the receiving terminal is in communication connection with the input end of the industrial personal computer;
as shown in fig. 2 and 3, the first drum seat 1 and the second drum seat 2 are arranged oppositely, one end of the drum body 6 is arranged at the top end of the first drum seat 1, the other end of the drum body 6 is arranged at the top end of the second drum seat 2, one side of the top end of the first drum seat 1 is provided with a motor 7 seat, the motor 7 seat is provided with a motor 7, an output shaft of the motor 7 is connected with bearings 5 at two ends of the drum body 6, one side of the drum body 6 is provided with a drum door 9, a plurality of gear rods 4 are arranged inside the drum body 6, and the inner wall of the drum body 6 is provided with a wireless sensor module 3.
It should be noted that, as shown in fig. 1, the wireless sensor modules 3 are distributed at 180 degrees, the internal structure of the tanning drum is roughly divided into two types, one is a baffle type, the other is a baffle type, the function of the baffle and the baffle is to rub the skins in the drum, so that each skin in the drum is fully tanned and softened, fig. 1 shows a drum of the stop lever type, where a drum originally having 12 stop levers is modified to have 10 stop levers, one of the stop levers is taken down and replaced by a wireless temperature and pH value sensor, the temperature and pH value detection device is not only suitable for the stop lever type rotary drum but also suitable for the baffle type rotary drum, the stop lever type rotary drum only needs to take down two stop levers and then install a sensor part, the two sensors are distributed at 180 degrees, and the sensors can monitor the temperature and the pH value state of the solution in the rotary drum in real time; the baffle type only needs two holes on the wall of the rotary drum to install the sensor, so the detection device is suitable for almost all rotary drum types.
As shown in fig. 4, 5 and 6, the wireless sensor module 3 includes a sensor protection cover 10, a wireless transmission and energy unit 11, and a sensor detection head 12; sensor detection head 12 sets up inside sensor safety cover 10, wireless transmission is in with energy unit 11 setting the top of sensor safety cover 10, the whole appearance of sensor safety cover 10 is a cylinder cavity body, be provided with 5X 12 crooked through-holes around the cylinder cavity body for introduce the cavity to liquid and be convenient for the sensor to detect and detect the back with liquid discharge cavity. The cavity is not very open and is designed to be curved in order to minimize liquid impact on the sensor head 12. The curved inner wall will have a certain resistance to the flowing liquid as the liquid passes through the channel, so that the impact of the liquid on the sensor head 12 will be reduced. The other important component of the wireless sensor module 3 is a wireless transmission and energy unit 11, and the temperature and PH values detected by the sensor can be transmitted to an industrial personal computer beside a rotary drum station through the device; since the whole device is wireless, the electric energy is provided by the replaceable lithium battery in the wireless transmission and energy source unit 11. The workflow of wireless detection is shown in fig. 7.
It should be noted that, in the tanning process of leather, a detection solution of specific pH value needs to be obtained, and in the tanning process, pH value needs to be adjusted by filling with an acid-base reagent in due time until the requirement is met. Combine together expert fuzzy control system and industrial computer, the staff only need assign reagent filling task, and the quantity is filled according to the reagent that the industrial computer shows to the system, and the control flap aperture carries out the regulation of pH value, and expert system calculates and deduces the reagent volume that reaches the required packing of setting value according to the pH measured value of sensor, has shortened the staff greatly and has carried out the sample and draw many times, and the time that artifical reagent was filled improves production efficiency.
The PH value control and regulation has the characteristics of strong nonlinearity, large hysteresis, large interference amount and the like, so an expert fuzzy control system is adopted to carry out process control and regulation, the system uses a fuzzy language to compile control rules, a fuzzy controller is constructed to carry out rule reasoning according to the past production experience data and the experience of relevant experts, and the expert system is combined to regulate certain special points, thereby completing the control process. The fuzzy controller input quantity is the deviation of the measured PH value and the set value and the change of the deviation, and the output quantity is the opening degree of the flow control valve. The system control flow chart is shown in FIG. 8:
and starting the system, receiving the data of the temperature and the PH value measured by the feedback unit by the arduino, calculating and judging the arduino through A/D conversion, giving a control method after reasoning, determining the output quantity, controlling the reagent filling action through D/A conversion, and continuing to measure until the requirement is met.
As shown in fig. 9, the expert fuzzy control system takes a knowledge base and an inference engine as a core, the knowledge base stores expert experience knowledge for PH control and adjustment, the expert experience knowledge is compiled and stored in a regular language, the rich perfection degree of the knowledge base directly determines the control quality of the system, and the inference engine adopts a forward inference mode to judge the control rules of the knowledge base and complete corresponding actions. The man-machine interaction interface can perfect and modify the control rules of the knowledge base and the inference machine, and the self-learning mechanism of the system can sequence and modify the rules according to the effective degree of the rules in the control process, so that the priority is changed, and a better effect is achieved. The blackboard is used for recording intermediate information and dynamic and static data. The system uses an external sensor as an input element and a flow control valve as an output element, and completes the control and regulation of the PH value in the intelligent rotary drum by combining the mutual matching of all parts.
As shown in fig. 10, a method for using an intelligent drum for real-time monitoring of temperature and PH includes the following steps:
step 4, automatically measuring the pH value of the liquid filled in the drum body 6 through the wireless sensor module 3, and executing step 5;
and step 11, ending the operation.
The foregoing is merely a preferred embodiment of the invention, it being understood that the embodiments described are part of the invention, and not all of it. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The invention is not intended to be limited to the forms disclosed herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. An intelligent rotary drum capable of monitoring temperature and PH value in real time is characterized by comprising a first rotary drum seat (1), a second rotary drum seat (2), a sensor wireless transmission and energy device and a rotary drum main body (6);
the sensor wireless transmission and energy device comprises a wireless sensor module (3), a transmitting terminal, a receiving terminal and an industrial personal computer; the output end of the wireless sensor module (3) is in communication connection with the input end of the transmitting terminal, the output end of the transmitting terminal is in communication connection with the input end of the receiving terminal, and the output end of the receiving terminal is in communication connection with the input end of the industrial personal computer;
first commentaries on classics drum seat (1) with second commentaries on classics drum seat (2) sets up relatively, the one end setting of rotary drum main part (6) is in first commentaries on classics drum seat (1) top, the other end setting of rotary drum main part (6) is in second commentaries on classics drum seat (2) top, one side on first commentaries on classics drum seat (1) top is provided with motor (7) seat, be provided with motor (7) on motor (7) seat, the output shaft of motor (7) both ends bearing (5) of rotary drum main part (6) are connected, one side of rotary drum main part (6) is provided with commentaries on classics drum door (9), rotary drum main part (6) inside is provided with a plurality of shelves pole (4), the inner wall of rotary drum main part (6) is provided with wireless sensor module (3).
2. A temperature and PH real-time monitoring intelligent drum according to claim 1, wherein the wireless sensor modules (3) are distributed 180 degrees apart.
3. A temperature, PH real time monitoring intelligent drum according to claim 1, wherein said wireless sensor module (3) comprises a sensor protection cover (10), a wireless transmission and power unit (11), a sensor detection head (12); sensor detection head (12) set up inside sensor safety cover (10), wireless transmission sets up with energy unit (11) the top of sensor safety cover (10), the whole appearance of sensor safety cover (10) is a cylinder cavity body, be provided with 5X 12 crooked through-holes around the cylinder cavity body for introduce the cavity to liquid and be convenient for the sensor to detect and detect the back with liquid discharge cavity, wireless transmission and energy unit (11) are used for providing the energy and transmit the other industrial computer of rotary drum station with temperature and PH numerical value that sensor detection head (12) detected.
4. The intelligent drum for real-time temperature and pH monitoring according to claim 1, wherein an expert fuzzy control system is arranged in the industrial personal computer, and the expert fuzzy control system is used for controlling reagent filling.
5. A use method of an intelligent rotary drum for monitoring temperature and PH value in real time is characterized by comprising the following steps:
step 1, starting a rotary drum motor (7), mixing and stirring, and executing step 2;
step 2, the PH value of the liquid in the rotary drum main body (6) is measured in real time through the wireless sensor module (3), and the step 3 is executed;
step 3, judging whether the administrator initiates a reagent filling task, if not, returning to execute the step 2, and if so, executing the step 4;
step 4, automatically measuring the pH value of the liquid filled in the drum main body (6) through the wireless sensor module (3), and executing step 5;
step 5, judging whether the automatically measured PH value is within an error range, if so, executing step 11, and if not, executing step 6;
step 6, the expert system calculates a reagent supplement list and executes step 7;
step 7, opening a flow control valve, and executing step 8;
step 8, delaying to wait for the pH value to be uniform and stable;
9, re-measuring the pH value of the liquid in the rotary drum main body (6);
step 10, judging whether the PH value after re-measurement is within the error range, if so, executing step 11, and if not, returning to execute step 6;
and step 11, ending the operation.
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| CN202011218359.8A CN112286244A (en) | 2020-11-04 | 2020-11-04 | Intelligent drum capable of monitoring temperature and PH value in real time and use method thereof |
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| CN202011218359.8A CN112286244A (en) | 2020-11-04 | 2020-11-04 | Intelligent drum capable of monitoring temperature and PH value in real time and use method thereof |
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Application publication date: 20210129 |