Liquid level monitoring and regulating device of concentrated mixing tank

Abstract

The utility model relates to the technical field of thick mixing tanks, in particular to a liquid level monitoring and regulating device of a thick mixing tank, which comprises a tank body, a top cover fixedly mounted at the top of the tank body, a liquid level sensor fixedly mounted on the top cover, a liquid medicine pipe fixedly mounted on a top cylinder of the tank body, and a control host fixedly mounted on the tank body. The control host is electrically connected with an execution unit, the execution unit comprises an electromagnetic valve fixedly installed on the liquid medicine pipe, a metering pump arranged on one side of the tank body and a stirring motor fixedly installed on the top cover, a stirring shaft is fixedly installed at the tail end of an output shaft of the stirring motor, and stirring blades are fixedly installed on the stirring shaft. A suction pipe is fixedly installed at the liquid inlet end of the metering pump, a discharge hopper is fixedly installed at the bottom end of the tank body, a discharge pipe is fixedly installed at the bottom end of the discharge hopper, and a discharge valve is fixedly installed on the discharge pipe. According to the utility model, liquid level monitoring and regulation configuration mixing operation can be conveniently carried out, and the use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of concentrated mixing tanks, in particular to a liquid level monitoring and regulating device for concentrated mixing tanks. Background Art

[0002] In the chemical, pharmaceutical and other industries, the concentrate mixing tank is one of the commonly used equipment. The concentrate mixing tank is mainly used for the configuration operation of the drug solution. This type of concentrate mixing tank is usually provided with a drug solution inlet pipe and a discharge pipe, so that a variety of drug solutions can enter through the drug solution inlet pipe. After the configuration is completed, they are discharged from the discharge pipe to the outside to realize the configuration operation. There are many types of concentrate mixing tanks on the market. The traditional liquid level monitoring and control methods of concentrate mixing tanks mostly rely on manual operation. Manual operation is not only inefficient, but also prone to production accidents due to human factors.

[0003] In order to achieve the effect of precise configuration, the currently used concentrated mixing tanks all have the functions of intelligent batching, liquid level monitoring and control. However, during the configuration operation, such concentrated mixing tanks lack corresponding stirring and mixing components, and cannot perform mixing operations, which is not conducive to uniform mixing of the liquid medicine, affects the preparation effect, and brings inconvenience to the user. In view of this, we propose a liquid level monitoring and control device for the concentrated mixing tank. Utility Model Content

[0004] The purpose of the utility model is to provide a liquid level monitoring and control device for a concentrated mixing tank to solve the defects mentioned in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The liquid level monitoring and control device of the concentrated preparation tank comprises a tank body, a top cover is fixedly installed on the top of the tank body, a liquid level sensor inserted into the tank body is fixedly installed on the top cover, a medicine liquid pipe is fixedly installed on the top cylinder of the tank body, a control host is fixedly installed on the tank body, an execution unit is electrically connected to the control host, the execution unit comprises a solenoid valve fixedly installed on the medicine liquid pipe, a metering pump arranged on one side of the tank body and a stirring motor fixedly installed on the top cover, an addition pipe is fixedly installed on the liquid outlet end of the metering pump, the end of the addition pipe is fixedly installed on the tank body, a stirring shaft is fixedly installed on the end of the output shaft of the stirring motor, a stirring blade is fixedly installed on the stirring shaft, and the stirring blade is located in the tank body.

[0007] Preferably, a suction tube is fixedly installed at the liquid inlet end of the metering pump, and the suction tube is used for the communication operation of the liquid medicine.

[0008] Preferably, a data processing unit and a control unit are provided in the control host, the data processing unit is used for data processing operations, the control unit is used for controlling the operation of the execution unit, and a display screen is provided on the surface of the control host.

[0009] Preferably, the tank body is provided with a transparent plate arranged along the height direction of the tank body, and the transparent plate is used for observation operation.

[0010] Preferably, a discharge hopper is fixedly installed at the bottom end of the tank body, a discharge pipe is fixedly installed at the bottom end of the discharge hopper, and a discharge valve is fixedly installed on the discharge pipe to facilitate opening the discharge valve for discharge operation.

[0011] Preferably, the inner wall of the discharge hopper is inclined downward by 45° to 60° for smooth discharge of the liquid medicine.

[0012] Preferably, the shortest distance between the stirring blade and the liquid level sensor is greater than 3 cm to avoid collision.

[0013] Preferably, an exhaust pipe is fixedly mounted on the top cover, and the exhaust pipe is used for exhaust operation. The terminal end of the exhaust pipe faces downward, which has the effect of exhausting the air and reducing the dust from entering through the exhaust pipe.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model can perform liquid level detection operations through the liquid level sensor, and control the corresponding solenoid valve and metering pump through the control host and execution unit, and perform regulation operations. Finally, the stirring motor is used to drive the stirring shaft and stirring blades to rotate, thereby realizing the stirring operation, promoting more uniform mixing of the liquid medicine, and achieving the effect of being able to perform mixed preparation.

[0016] 2. The utility model provides a discharge pipe and a discharge valve, which facilitates opening the discharge valve for discharge operation. In addition, the exhaust pipe can also be used for exhaust operation, which is convenient for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is one of the partial structural schematic diagrams of the utility model;

[0019] Figure 3 This is the second schematic diagram of the partial structure of the utility model;

[0020] Figure 4 This is a system module block diagram of the utility model.

[0021] The meaning of each number in the figure is:

[0022] 1. Tank body; 10. Transparent plate; 11. Discharge hopper; 12. Discharge pipe; 13. Discharge valve; 14. Top cover; 15. Liquid medicine pipe; 16. Exhaust pipe;

[0023] 2. Liquid level sensor;

[0024] 3. Control host; 30. Data processing unit; 31. Control unit; 32. Display screen;

[0025] 4. Execution unit; 40. Solenoid valve; 41. Metering pump; 42. Suction pipe; 43. Adding pipe; 44. Stirring motor; 45. Stirring shaft; 46. Stirring blade. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 4 The utility model provides a technical solution: a liquid level monitoring and control device for a concentrated mixing tank, comprising a tank body 1, a top cover 14 is fixedly installed on the top of the tank body 1, and a liquid level sensor 2 inserted into the tank body 1 is fixedly installed on the top cover 14, so as to facilitate liquid level monitoring operation using the liquid level sensor 2;

[0028] Specifically, a medicine liquid tube 15 is fixedly installed on the top cylinder of the tank body 1, a control host 3 is fixedly installed on the tank body 1, an execution unit 4 is electrically connected to the control host 3, the execution unit 4 includes a solenoid valve 40 fixedly installed on the medicine liquid tube 15, a metering pump 41 arranged on one side of the tank body 1 and a stirring motor 44 fixedly installed on the top cover 14, an addition tube 43 is fixedly installed at the liquid outlet end of the metering pump 41, the end of the addition tube 43 is fixedly installed on the tank body 1, a stirring shaft 45 is fixedly installed at the end of the output shaft of the stirring motor 44, a stirring blade 46 is fixedly installed on the stirring shaft 45, and the stirring blade 46 is located in the tank body 1, so that the stirring motor 44 can be used to drive the stirring shaft 45 and the stirring blade 46 to rotate, so as to realize the stirring operation, which is convenient to use.

[0029] In this embodiment, a suction pipe 42 is fixedly installed at the liquid inlet end of the metering pump 41, and the suction pipe 42 is used for the communication operation of the liquid medicine.

[0030] Specifically, a data processing unit 30 and a control unit 31 are disposed in the control host 3 . The data processing unit 30 is used for data processing operations, and the control unit 31 is used for controlling the execution unit 4 to work. A display screen 32 is disposed on the surface of the control host 3 .

[0031] Furthermore, a transparent plate 10 is provided on the tank body 1 and is arranged along the height direction of the tank body 1. The transparent plate 10 is made of a transparent material and is used for observation operations.

[0032] In addition, a discharge hopper 11 is fixedly installed at the bottom end of the tank body 1, a discharge pipe 12 is fixedly installed at the bottom end of the discharge hopper 11, and a discharge valve 13 is fixedly installed on the discharge pipe 12, which is convenient for opening the discharge valve 13 to perform the discharge operation; the inner wall of the discharge hopper 11 is set to be inclined downward at 45° to 60° for the smooth discharge operation of the liquid medicine.

[0033] It is worth noting that the shortest distance between the stirring blade 46 and the liquid level sensor 2 is greater than 3 cm to avoid collision.

[0034] It is worth noting that an exhaust pipe 16 is fixedly mounted on the top cover 14 , and the exhaust pipe 16 is used for exhaust operation. The end of the exhaust pipe 16 faces downward, which has the effect of exhausting the air and reducing the dust from entering through the exhaust pipe 16 .

[0035] In this embodiment, the liquid level sensor 2 is used to monitor the liquid level in the tank body 1 in real time. The data processing unit 30 receives the data of the liquid level sensor 2 and performs data processing and analysis according to preset parameters; the control unit 31 controls the execution unit 4 to perform intelligent regulation of the feeding of the tank body 1 according to the output signal of the data processing unit 30; the display screen 32 is used to display the liquid level information and operation instructions, so as to facilitate the user to perform real-time monitoring and operation.

[0036] Specifically, the liquid level sensor 2 can adopt a high-precision, high-stability liquid level sensor, which can monitor the liquid level changes in the concentration tank in real time and transmit the data to the data processing unit 30; the data processing unit 30 receives the data from the liquid level sensor 2, and performs data processing and analysis through a preset algorithm to determine whether the current liquid level reaches the set standard value. When the liquid level reaches the standard value, the data processing unit 30 will send a control signal to the control unit 31, and the control unit 31 will then control the execution unit 4 to act; the execution unit 4 controls the opening and closing of the solenoid valve 40, and the start and stop of the metering pump 41 and the stirring motor 44 according to the control signal of the control unit 31.

[0037] Finally, it should be noted that the components such as the liquid level sensor 2, the control host 3 and the execution unit 4 involved in the present invention are all universal standard parts or components known to technical personnel in this field, and their structures and principles are all known to technical personnel in this field through technical manuals or through conventional experimental methods. In the idle space of this device, all the above-mentioned electrical components, which refer to power elements, electrical components, and adapted controllers and power supplies, are connected through wires. The specific connection means should refer to the working principle of the present invention. The electrical connection between each electrical component is completed in a sequential working order, and the detailed connection means are all well-known technologies in the field.

[0038] When the liquid level monitoring and control device of the concentrated preparation tank of the utility model is in use, the liquid medicine pipe 15 and the suction pipe 42 are connected to the corresponding liquid medicine delivery pipeline in the outside world, and then the prepared liquid medicine parameters are set in the control host 3, so that the control host 3 starts to work according to the preset liquid medicine parameters, and the data processing unit 30 in the control host 3 processes and analyzes the data, and transmits the signal to the control unit 31. At this time, the control unit 31 controls the solenoid valve 40 to open, and the corresponding liquid medicine enters the tank body 1 along the liquid medicine pipe 15. The liquid level sensor 2 detects the amount of liquid medicine. After the liquid level reaches the set standard, the control unit 31 controls the solenoid valve 40 to close. At this time, the control unit 31 continues to control the metering pump 41 to work and transport other types of liquid medicine. The liquid level sensor 2 continues to measure the liquid level. After the liquid level reaches the standard, the metering pump 41 is controlled to stop working. At this time, the control unit 31 continues to control the stirring motor 44 to work. When the stirring motor 44 works, the output shaft thereon rotates to drive the stirring shaft 45 and the stirring blade 46 to rotate, so as to realize the stirring operation. After the preparation is completed, the discharge valve 13 is opened for the discharge operation.

[0039] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A liquid level monitoring and control device for a concentrated preparation tank, comprising a tank body (1), characterized in that: A top cover (14) is fixedly mounted on the top of the tank body (1), a liquid level sensor (2) inserted into the tank body (1) is fixedly mounted on the top cover (14), a liquid medicine pipe (15) is fixedly mounted on the top cylinder of the tank body (1), a control host (3) is fixedly mounted on the tank body (1), an execution unit (4) is electrically connected to the control host (3), and the execution unit (4) comprises a solenoid valve (40) fixedly mounted on the liquid medicine pipe (15), A metering pump (41) is provided on one side of the tank body (1) and a stirring motor (44) is fixedly mounted on the top cover (14); an addition pipe (43) is fixedly mounted on the liquid outlet end of the metering pump (41); the end of the addition pipe (43) is fixedly mounted on the tank body (1); a stirring shaft (45) is fixedly mounted on the end of the output shaft of the stirring motor (44); a stirring blade (46) is fixedly mounted on the stirring shaft (45); and the stirring blade (46) is located inside the tank body (1).

2. The liquid level monitoring and control device of the concentrated preparation tank according to claim 1 is characterized in that: A suction pipe (42) is fixedly mounted on the liquid inlet end of the metering pump (41), and the suction pipe (42) is used for the communication operation of the liquid medicine.

3. The liquid level monitoring and control device of the concentrated preparation tank according to claim 1 is characterized in that: The control host (3) is provided with a data processing unit (30) and a control unit (31), the data processing unit (30) is used for data processing operations, the control unit (31) is used for controlling the operation of the execution unit (4), and a display screen (32) is provided on the surface of the control host (3).

4. The liquid level monitoring and control device of the concentrated preparation tank according to claim 1 is characterized in that: The tank body (1) is provided with a transparent plate (10) arranged along the height direction of the tank body (1), and the transparent plate (10) is used for observation operations.

5. The liquid level monitoring and control device of the concentrated preparation tank according to claim 1 is characterized in that: A discharge hopper (11) is fixedly mounted on the bottom end of the tank body (1), a discharge pipe (12) is fixedly mounted on the bottom end of the discharge hopper (11), and a discharge valve (13) is fixedly mounted on the discharge pipe (12).

6. The liquid level monitoring and control device of the concentrated preparation tank according to claim 5 is characterized in that: The inner wall of the discharge hopper (11) is arranged to be inclined downward at 45° to 60°, so as to facilitate the smooth discharge of the liquid medicine.

7. The liquid level monitoring and control device of the concentrated preparation tank according to claim 1 is characterized in that: The shortest distance between the stirring blade (46) and the liquid level sensor (2) is greater than 3 cm to avoid collision.

8. The liquid level monitoring and control device of the concentrated preparation tank according to claim 1 is characterized in that: An exhaust pipe (16) is fixedly mounted on the top cover (14), and the exhaust pipe (16) is used for exhaust operation, with the terminal end of the exhaust pipe (16) facing downward.

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