CN114433379A - Intelligent medicine-adding device - Google Patents

Abstract

The invention provides an intelligent dosing device, which comprises a PLC (programmable logic controller), wherein the PLC is respectively connected with an alternating current contactor, an analog-digital signal converter and a power supply through signal lines; the alternating current contactor is connected with an air pump through a signal wire; the analog-digital signal converter is respectively connected with an analog signal collector and a digital-analog signal converter through signal lines; the analog signal collector is connected with a belt electronic scale through a signal line, and the digital-to-analog signal converter is connected with a peristaltic pump through a signal line; the peristaltic pump is respectively connected with the medicament container and the atomizer through pipes, and the gas inlet of the atomizer is connected with the gas pump through a pipe. By adopting the invention, the medicine adding with the amount of the material and the intelligent control are realized, the atomized medicine adding amount is synchronously changed along with the quality of the material, the medicine adding amount uniformity and consistency of the material are good, and the product quality is improved; the peristaltic pump is adopted for administration, the dosage of the medicament is accurate, and the influence of the resistance of the atomizing nozzle is small, so the control accuracy is high.

Description

Intelligent Dosing Device

technical field

The invention relates to the technical field of material sea selection and dosing; in particular, it relates to an intelligent dosing device with quantity.

Background technique

In some material selection processes, the agent is first prepared, and then the agent needs to be atomized and sprayed on the material to enter the next step. For example flotation process. In the traditional sorting process, both the chemical pump and the air pump are connected to the atomizing nozzle, and the proportion and the spray amount are controlled by PLC, but the proportional relationship between the spray amount and the material amount is not effectively controlled. Although it is possible to collect information such as material quality, flow rate, temperature, etc., and then control the flow rate of the drug pump and air pump based on this information, so as to control the amount of aerosolized drug, but this method cannot achieve synchronous control with the amount. The ratio between the quantities fluctuates greatly, and in the actual measurement, the uniformity of the dosage of the material is poor.

SUMMARY OF THE INVENTION

In order to solve the above-mentioned technical problems, the present invention provides an intelligent dose-adding device.

The present invention is achieved through the following technical solutions.

The intelligent dosing device provided by the present invention includes a PLC controller. The PLC controller is respectively connected with an AC contactor, an analog-to-digital signal converter and a power supply through a signal line; the AC contactor is connected with an air pump through a signal line. The analog-to-digital signal converter is respectively connected with an analog signal collector and a digital-to-analog signal converter through a signal line; the analog signal collector is connected with a belt electronic scale through a signal line, and the digital-to-analog signal converter is connected through a signal line. A peristaltic pump is connected; the peristaltic pump is respectively connected with a medicament container and an atomizing nozzle through a pipe, and the gas inlet of the atomizing nozzle is connected with the air pump through a pipe.

It also includes an instrument rack, the PLC controller, the analog signal collector, the air pump, the peristaltic pump pharmaceutical container and the atomizing nozzle are all arranged on the instrument rack, and the instrument is erected above the discharge end of the belt electronic scale.

The instrument rack has three layers, the analog signal collector and the air pump are located on the bottom layer of the instrument rack, the pharmaceutical container and the peristaltic pump are located on the top layer of the instrument rack, the PLC controller is located in the middle layer of the instrument rack, and the atomizing nozzle is installed at the bottom of the instrument rack and Towards the belt scale.

The atomizing nozzle is located behind the analog signal collector.

The PLC controller is also connected with a display through a signal line.

The display is located in the middle level of the instrument rack.

A pressure-stabilizing valve is also arranged between the atomizing nozzle and the air pump.

The stabilizing pressure of the stabilizing valve is 0.1-0.5 MPa.

The bottom of the instrument rack is also provided with rollers.

The model of the atomizing nozzle is A-100, the control switch airflow interface and the atomizing airflow interface of the atomizing nozzle are connected to the air pump, and the liquid interface of the atomizing nozzle is connected to the peristaltic pump.

The beneficial effects of the present invention are:

By adopting the invention, the material dosing and intelligent control are realized, the atomization dosing amount changes synchronously with the quality of the material, the uniformity and consistency of the dosing amount of the material is good, and the product quality is improved; the peristaltic pump is used for dosing , the dosage of medicine is accurate, and it is less affected by the resistance of the atomizing nozzle, so the control accuracy is high; the material dosing ratio is set by the PLC controller, and the material signal is collected by the analog signal collector to directly control the peristaltic pump and air pump, which is highly intelligent and easy to operate. Simple.

Description of drawings

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram of the circuit connection of the present invention.

In the figure: 1-instrument rack; 2-PLC controller; 3-display; 4-analog signal collector; 5-air pump; 6-peristaltic pump; 7-AC contactor; 8-analog-to-digital signal converter; 9- Digital-to-analog signal converter; 10-power supply; 11-belt electronic scale; 12-atomizing nozzle; 13-medicine container; 14-stabilizing valve; 15-roller.

Detailed ways

The technical solutions of the present invention are further described below, but the claimed scope is not limited to the description.

Figures 1 to 2 are schematic structural diagrams of the present invention:

The present invention provides an intelligent dosing device with quantity, comprising a PLC controller 2, and the PLC controller 2 is respectively connected with an AC contactor 7, an analog-to-digital signal converter 8, and a power supply 10 through a signal line; The device 7 is connected with the air pump 5 through the signal line; the analog-to-digital signal converter 8 is connected with the analog signal collector 4 and the digital-to-analog signal converter 9 through the signal line respectively; The analog signal collector 4 is connected with a belt through the signal line The electronic scale 11, the digital-to-analog signal converter 9 is connected with a peristaltic pump 6 through a signal line; the peristaltic pump 6 is respectively connected with a pharmaceutical container 13, an atomizing nozzle 12 through a pipe, and the gas inlet of the atomizing nozzle 12 and the air pump 5 Connect by pipe.

Principle: Through the inherent function of the PLC controller 2, the ratio of the amount of atomized dosing to the material can be set; the material passes through the electronic belt scale 11, and the analog signal collector 4 collects the weight signal of the material through the electronic belt scale 11, and the weight signal passes through the electronic belt scale 11. The analog-to-digital signal converter 8 is transmitted to the PLC controller 2, and the PLC controller 2 controls the flow rate of the peristaltic pump 6 and the air pump 5 according to the weight signal.

By adopting the invention, the material dosing and intelligent control are realized, the atomization dosing amount changes synchronously with the quality of the material, the uniformity and consistency of the dosing amount of the material is good, and the product quality is improved; the peristaltic pump 6 is used for feeding The dosage of medicine is accurate, and is less affected by the resistance of the atomizing nozzle 12, so the control accuracy is high; the material dosing ratio is set by the PLC controller 2, and the material signal is collected by the analog signal collector 4 to directly control the dosage of the peristaltic pump 6. And the air pump 5 is opened and closed, which is highly intelligent and easy to operate.

It also includes an instrument rack 1, the PLC controller 2, the analog signal collector 4, the air pump 5, the peristaltic pump 6, the pharmaceutical container 13 and the atomizing nozzle 12 are all arranged on the instrument rack 1, and the instrument rack 1 is arranged on the belt electronic scale 11 above the discharge end. The structure is compact and space-saving; the control circuit is short, which is convenient to reduce the hysteresis in the process of signal transmission.

The instrument rack 1 has three layers, the analog signal collector 4 and the air pump 5 are located on the bottom layer of the instrument rack 1, the medicine container 13 and the peristaltic pump 6 are located on the top layer of the instrument rack 1, and the PLC controller 2 is located in the middle layer of the instrument rack 1. The chemical spray head 12 is installed on the bottom of the instrument rack 1 and faces the belt electronic scale 11 . The average signal transmission path is the shortest, the hysteresis is small, the control precision is high, and the medicine container 13 is convenient to add medicine.

The atomizing nozzle 12 is located behind the analog signal collector 4 . It is convenient to offset the hysteresis generated by the PLC controller 2's response and signal transmission process, etc., and improve the accuracy of the dosing amount.

The PLC controller 2 is also connected with a display 3 through a signal line. It is convenient to set the parameters of the PLC controller 2, control the power supply 10, etc. through the display 3, and the operation is convenient.

The display 3 is located in the middle layer of the instrument rack 1 . Highly suitable and easy to operate.

A pressure-stabilizing valve 14 is also provided between the atomizing nozzle 12 and the air pump 5 . It is convenient to keep the airflow stable and keep the aerosol concentration of the medicine stable.

The stabilizing pressure of the stabilizing valve 14 is 0.1-0.5 MPa.

The bottom of the instrument rack 1 is also provided with a roller 15 . It is easy to move, carry, adjust the position, and improve the convenience.

The model of the atomizing nozzle 12 is A-100, the control switch airflow interface and the atomizing airflow interface of the atomizing nozzle 12 are connected to the air pump 5 , and the liquid interface of the atomizing nozzle 12 is connected to the peristaltic pump 6 . A-100 atomizing nozzle 12 has control switch airflow interface, atomizing airflow interface and liquid interface, and also has flow adjustment and spray width adjustment knobs, which has good adaptability to material distribution and is easy to install.

The model of the PLC controller 2 is S7-200.

The model of the peristaltic pump 6 is: BT-300EA153YxPPS; a hose 25# (inner diameter 4.8mm, outer diameter 8mm, wall thickness 1.6mm) is used, and the flow rate is 0.17-500mlmin.

Model 4 of the analog signal collector is: C-4017 current and voltage acquisition (4-20mA, 0-10V) analog input data acquisition module.

The analog-to-digital signal converter 8 is an AD92383AD9238BSTZ-40 digital-to-analog converter; the digital-to-analog signal converter 9 is a TLC1543C SOL20 patch 10-bit analog-to-digital converter.

Display 3 model is: Siemens 62125-2GB03-0AX0 7-inch touch screen.

Claims (10)

1. an intelligent dosing device with quantity, characterized in that: comprising a PLC controller (2), the PLC controller (2) is respectively connected with an AC contactor (7), an analog-to-digital signal converter ( 8), a power supply (10); the AC contactor (7) is connected with an air pump (5) through a signal line; the analog-to-digital signal converter (8) is connected with an analog signal collector (4), A digital-to-analog signal converter (9); the analog signal collector (4) is connected with a belt electronic scale (11) through a signal line, and the digital-to-analog signal converter (9) is connected with a peristaltic pump (6) through a signal line The peristaltic pump (6) is respectively connected with a medicament container (13) and an atomizing nozzle (12) through a pipe, and the gas inlet of the atomizing nozzle (12) is connected with the air pump (5) through a pipe. 2. The intelligent dosing device according to claim 1, characterized in that: it also comprises an instrument rack (1), the PLC controller (2), the analog signal collector (4), the air pump (5), The peristaltic pump (6), the medicine container (13) and the atomizing nozzle (12) are all arranged on the instrument rack (1), and the instrument rack (1) is arranged above the discharge end of the belt electronic scale (11). 3. The intelligent dosing device according to claim 2, characterized in that: the instrument rack (1) has three layers, and the analog signal collector (4) and the air pump (5) are located at the bottom of the instrument rack (1) , the medicine container (13) and the peristaltic pump (6) are located on the top layer of the instrument rack (1), the PLC controller (2) is located in the middle layer of the instrument rack (1), and the atomizing nozzle (12) is installed on the instrument rack (1) the bottom of the belt scale (11). 4 . The intelligent dosing device according to claim 3 , wherein the atomizing nozzle ( 12 ) is located behind the analog signal collector ( 4 ). 5 . 5 . The intelligent dosing device according to claim 3 , wherein the PLC controller ( 2 ) is also connected with a display ( 3 ) through a signal line. 6 . 6 . The intelligent dosing device according to claim 5 , wherein the display ( 3 ) is located in the middle layer of the instrument rack ( 1 ). 7 . 7. The intelligent dosing device according to any one of claims 1 to 3, characterized in that a pressure-stabilizing valve (14) is further provided between the atomizing nozzle (12) and the air pump (5). 8 . The intelligent dosing device according to claim 7 , characterized in that: the stabilizing pressure of the stabilizing valve ( 14 ) is 0.1-0.5 MPa. 9 . 9 . The intelligent dosing device according to claim 1 , characterized in that: the bottom of the instrument rack ( 1 ) is further provided with a roller ( 15 ). 10 . 10. The intelligent dosing device according to claim 1, characterized in that: the model of the atomizing nozzle (12) is BT-300EA153YxPPS, and the control switch airflow interface and the atomizing airflow interface of the atomizing nozzle (12) Both are connected with the air pump (5), and the liquid interface of the atomizing nozzle (12) is connected with the peristaltic pump (6).

Images