CN208766388U - Using the PID teaching equipment of peristaltic pump - Google Patents
Using the PID teaching equipment of peristaltic pump Download PDFInfo
- Publication number
- CN208766388U CN208766388U CN201820531683.7U CN201820531683U CN208766388U CN 208766388 U CN208766388 U CN 208766388U CN 201820531683 U CN201820531683 U CN 201820531683U CN 208766388 U CN208766388 U CN 208766388U
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- water
- peristaltic pump
- scale
- connecting tube
- filled
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Abstract
The utility model discloses a kind of PID teaching equipments using peristaltic pump, belong to teaching aid technical field.The PID teaching equipment using peristaltic pump includes: touch screen, controller, frequency converter, peristaltic pump, at least one connecting tube, the pipe with a scale that is filled with water, digital display pressure sensor and water container, wherein: touch screen, frequency converter, digital display pressure sensor are electrically connected with controller respectively, and frequency converter and peristaltic pump are mechanically connected；The water outlet of peristaltic pump is connected to by a connecting tube with the top of the pipe with a scale that is filled with water, and the water inlet end of peristaltic pump is connected by a connecting tube with water container；There are two mouths for the bottom end of the pipe with a scale that is filled with water, and are connected flatly by a connecting tube with digital display pressure sensor；Another mouth is connected by a connecting tube with the water inlet of valve, and the water outlet of the valve is connected to by a connection with the inside of water container；The simulation teaching device for lacking a kind of simulation control of PID at present is solved the problems, such as to help student to learn PID control.
Description
Technical field
The utility model relates to teaching aid technical field, in particular to a kind of PID teaching equipment using peristaltic pump.
Background technique
PID control is most common a kind of control mode in industrial production, therefore PID control is also the weight of students of science and technology
Learn one of project.
In current PID control teaching, usually pid control algorithm is explained according to teaching material by teacher, Xue Shengjie
The explanation and teaching material for closing teacher carry out Understanding memory PID control, and the simulation teaching device for lacking a kind of simulation control of PID at present comes
Student is helped to learn PID control.
Utility model content
The student is helped to learn PID control in order to solve the simulation teaching device for lacking a kind of simulation control of PID at present
Problem, the utility model embodiment provide a kind of PID teaching equipment using peristaltic pump, the touch screen, the frequency converter,
The digital display pressure sensor is electrically connected with the controller respectively, and the frequency converter and the peristaltic pump are mechanically connected；
The water outlet of the peristaltic pump is connected to by a connecting tube with the top of the pipe with a scale that is filled with water, the wriggling
The water inlet end of pump is connected by a connecting tube with the water container；
There are two mouths for the bottom end of the pipe with a scale that is filled with water, and are connected flatly by a connecting tube with digital display pressure sensor；
Another mouth is connected by a connecting tube with the water inlet of valve, and the water outlet of the valve passes through a connection and water container
Inside connection, the bottom end of the digital display pressure sensor is flushed with the bottom end of the pipe with a scale that is filled with water.
Optionally, described device further includes vertical type grid beam, the controller, touch screen, frequency converter, peristaltic pump, extremely
A few connecting tube, the pipe with a scale that is filled with water, digital display pressure sensor are installed on the grid beam.
Optionally, the display for real-time display curve of output, the output are provided with by the pipe with a scale that is filled with water
The liquid level or digital display pressure sensor detection that the independent variable of curve is the time, dependent variable is the pipe with a scale that is filled with water
The pressure value arrived.
Optionally, the connecting tube is transparent hose.
Optionally, paint box is provided on the inner wall of the water container, the paint box is made of flexible material, the face
There is scratch on magazine surface, pigment flows out the paint box in the paint box when being extruded.
Optionally, the controller is programmable logic controller (PLC) PLC or single-chip microcontroller or industrial personal computer.
Technical solution provided by the embodiment of the utility model has the benefit that
Provide a kind of PID teaching equipment using peristaltic pump, which includes: controller, touch screen, frequency converter, compacted
Dynamic pump, at least one connecting tube, the pipe with a scale that is filled with water, digital display pressure sensor and water container, in which: touch screen, frequency converter, number
Aobvious pressure sensor is electrically connected with controller respectively, and frequency converter is connect with peristaltic pump electromechanical；The water outlet of peristaltic pump passes through
A piece connecting tube is connected to the top of the pipe with a scale that is filled with water, and the water inlet end of peristaltic pump is connected by a connecting tube with water container
It is logical；There are two mouths for the bottom end of the pipe with a scale that is filled with water, and are connected flatly by a connecting tube with digital display pressure sensor；Another mouth
It is connected by a connecting tube with the water inlet of valve, the water outlet of the valve is connected by a connection and the inside of water container
Logical, the bottom end of digital display pressure sensor is flushed with the bottom end of the pipe with a scale that is filled with water；Pid algorithm control peristaltic pump can be used in the device
It is filled to predetermined altitude to the pipe with a scale that is filled with water, student can be changed by the observation liquid level with a scale in pipe that is filled with water to learn
PID control solves and lacks the simulation teaching device of simulation control of PID a kind of at present to help student to learn asking for PID control
Topic reaches the intuitive effect for showing the PID control content of courses.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram for the PID teaching equipment using peristaltic pump that the utility model one embodiment provides.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is described in further detail.
The utility model provides a kind of PID teaching equipment using peristaltic pump, this uses the PID teaching equipment of peristaltic pump
It include: controller 10, touch screen 20, frequency converter 30, peristaltic pump 40, at least one connecting tube (not shown), Sheng with a scale
Water pipe 41, digital display pressure sensor 50 and water container 60, in which:
Touch screen 20, frequency converter 30, digital display pressure sensor 50 respectively with controller 10 be electrically connected, frequency converter 30 with it is compacted
Dynamic 40 mechanical connection of pump；
The water outlet of peristaltic pump 40 is connected to by a connecting tube with the top with a scale for being filled with water pipe 41, peristaltic pump 40 into
Water end (W.E.) is connected by a connecting tube with water container；
There are two mouths for the bottom end of the pipe 41 with a scale that is filled with water, and are connected flatly by a connecting tube with digital display pressure sensor 50
It is logical；Another mouth is connected by a connecting tube with the water inlet of valve 42, and the water outlet of the valve passes through a connection and water
The inside of container is connected to, and the bottom end of digital display pressure sensor 50 is flushed with the bottom end with a scale for being filled with water pipe 41.
To pipe 41 water filling with a scale that is filled with water until liquid level reaches preset height and comes for example, controller 10 can be every
Every the pressure value that predetermined time acquisition digital display pressure sensor 50 detects, with a scale be filled with water in pipe 41 is determined according to the pressure value
Liquid level.Controller 10 adjusts the frequency of supply of frequency converter 30 using pid algorithm, to change peristaltic pump 40 for water container 60
Middle liquid is pumped into the speed of the pipe 41 with a scale that is filled with water.User can make with a scale be filled with water in pipe 41 by opening or closing valve 42
Liquid flows into water container 60.
If the PID teaching equipment uses common water pump, in lower (for example, being lower than 300r/min) Shi Shui of the revolving speed of water pump
Pump, which can not be realized, to draw water, and influences experiment effect；And the PID teaching equipment provided by the present application using peristaltic pump is by using compacted
Dynamic pump, draws water even if the lower peristaltic pump of the revolving speed of peristaltic pump is thrown away can be realized, and guarantees PID experiment effect.
Optionally, valve 42 is manual modulation valve.After the height with a scale for being filled with water pipe 41 reaches preset height, adjust manually
The speed of drawing water of the opening and peristaltic pump 40 that save valve is positively correlated.That is, the opening of manual modulation valve is bigger, peristaltic pump 40
Speed of drawing water it is higher.
Optionally, preset height can be arranged by touch screen 20 in user.
Optionally, controller 10 can be one of industrial personal computer, single-chip microcontroller or programmable logic controller (PLC) PLC.Make
For preferred technical solution, in a particular embodiment, the controller 10 using programmable logic controller (PLC) PLC as the present apparatus.
Optionally, which further includes vertical type grid beam (not shown), controller 10, touch screen 20, frequency converter
30, peristaltic pump 40, at least one connecting tube, the pipe 41 with a scale that is filled with water, digital display pressure sensor 50 are installed on grid beam,
To facilitate displaying, teaching and the movement of the PID teaching equipment using peristaltic pump.
Optionally, it is provided with paint box on the inner wall of water container 60, which is made of flexible material, the paint box table
There is scratch on face, pigment flows out in the paint box when which is extruded, and more intuitively observation demonstration is imitated to facilitate student
Fruit, enable student clearly from a scale be filled with water in pipe 41 liquid level variation.
In actual implementation, paint box can not also be set on the inner wall of water container 60, it can be from user oneself to water container
Pigment or colored liquid are added in 60, such as instill red ink in water container 60.
Optionally, the connecting tube used in the device is transparent hose, can be transparent silica gel hose.
Optionally, the display for real-time display curve of output, the curve of output are provided with by the pipe 41 with a scale that is filled with water
Independent variable be the time, the liquid level that dependent variable is the pipe 41 with a scale that is filled with water or the digital display pressure sensor 50 detect
Pressure value.
Optionally, longitudinal height of the display and longitudinal height of the pipe 41 with a scale that is filled with water are consistent, the curve of output
The scale of dependent variable (ordinate) is consistent with the scale of pipe 41 with a scale that is filled with water, so as to user check it is with a scale in whole process
Be filled with water the liquid level situation of change of pipe 41.
Above-mentioned the utility model embodiment serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (6)
1. a kind of PID teaching equipment using peristaltic pump, which is characterized in that described to include: using the PID teaching equipment of peristaltic pump
Controller, touch screen, frequency converter, peristaltic pump, at least one connecting tube, the pipe with a scale that is filled with water, digital display pressure sensor and the water capacity
Device, in which:
The touch screen, the frequency converter, the digital display pressure sensor are electrically connected with the controller respectively, the frequency conversion
Device and the peristaltic pump are mechanically connected；
The water outlet of the peristaltic pump is connected to by a connecting tube with the top of the pipe with a scale that is filled with water, the peristaltic pump
Water inlet end is connected by a connecting tube with the water container；
There are two mouths for the bottom end of the pipe with a scale that is filled with water, and are connected flatly by a connecting tube with digital display pressure sensor；It is another
Mouth is connected by a connecting tube with the water inlet of valve, the inside that the water outlet of the valve passes through a connection and water container
Connection, the bottom end of the digital display pressure sensor is flushed with the bottom end of the pipe with a scale that is filled with water.
2. teaching equipment according to claim 1, which is characterized in that the teaching equipment further includes vertical type grid beam,
The controller, touch screen, frequency converter, peristaltic pump, at least one connecting tube, the pipe with a scale that is filled with water, digital display pressure sensor are equal
It is installed on the grid beam.
3. teaching equipment according to claim 1, which is characterized in that be provided with by the pipe with a scale that is filled with water for real-time
Show the display of curve of output, the liquid that the independent variable of the curve of output is the time, dependent variable is the pipe with a scale that is filled with water
The pressure value that face height or the digital display pressure sensor detect.
4. teaching equipment according to claim 1, which is characterized in that the connecting tube is transparent hose.
5. teaching equipment according to claim 1, which is characterized in that it is provided with paint box on the inner wall of the water container,
The paint box is made of flexible material, there is scratch, paint box paint box when being extruded on the paint box surface
Middle pigment outflow.
6. teaching equipment according to claim 1, which is characterized in that the controller is programmable logic controller (PLC) PLC
Either single-chip microcontroller or industrial personal computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820531683.7U CN208766388U (en) | 2018-04-12 | 2018-04-12 | Using the PID teaching equipment of peristaltic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820531683.7U CN208766388U (en) | 2018-04-12 | 2018-04-12 | Using the PID teaching equipment of peristaltic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208766388U true CN208766388U (en) | 2019-04-19 |
Family
ID=66125435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820531683.7U Expired - Fee Related CN208766388U (en) | 2018-04-12 | 2018-04-12 | Using the PID teaching equipment of peristaltic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208766388U (en) |
-
2018
- 2018-04-12 CN CN201820531683.7U patent/CN208766388U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210402 Address after: 213000 No. 199, North Road, xiaohehuan Town, Menghe Town, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Changzhou Meitong spare parts Co.,Ltd. Address before: 213000 No.53 Gehu Middle Road, Wujin District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU TEXTILE GARMENT INSTITUTE |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190419 Termination date: 20210412 |