CN213070285U - Self-circulation siphon principle demonstration experiment system based on sharing education concept - Google Patents
Self-circulation siphon principle demonstration experiment system based on sharing education concept Download PDFInfo
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- CN213070285U CN213070285U CN202021279651.6U CN202021279651U CN213070285U CN 213070285 U CN213070285 U CN 213070285U CN 202021279651 U CN202021279651 U CN 202021279651U CN 213070285 U CN213070285 U CN 213070285U
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Abstract
The utility model discloses a self-loopa siphon principle demonstration experimental system based on sharing education theory. The system comprises one or more computer-operated self-circulation siphon principle demonstration experiment devices, a service manager and one or more user terminals. The self-circulation siphon principle demonstration experiment device which can be controlled by a computer is connected with the service manager through the internet; the service manager is connected with the user terminal through the Internet. But self-loopa siphon principle demonstration experimental apparatus that computer was controlled includes: the device comprises a measuring point, a siphon pipe, a pressure transmitter, a high-level water tank, a low-level water tank, a water pump, a water suction pipe, an overflow pipe, an electromagnetic valve, an electromagnetic flowmeter, a camera, a liquid level controller, a water tank, a pressure measuring pipe, a pressure measuring meter water tank, a sliding ruler, a computer touch screen and a PLC control system. The utility model provides a colleges and universities set up the problem that self-loopa siphon principle demonstration experiment exists, the relevant professional service of colleges and universities for lacking this experimental condition of rational utilization resource.
Description
Technical Field
The utility model relates to an education and teaching and industrial control technical field especially relate to a self-loopa siphon principle demonstration experimental system based on sharing education theory.
Background
At present, the scientific water supply and drainage and engineering major of colleges and universities in China generally need to set up related professional experiments, wherein the experiments comprise self-circulation siphon principle demonstration experiments and the like. The current stage experimental equipment generally comprises a high-level water tank, a low-level water tank, a pressure gauge, a pressure measuring pipe, a sliding ruler, a water pump, a pressure gauge water tank and the like. In the running process of the hydraulics experiment, experimental result data are obtained through an electromagnetic flowmeter, a pressure transmitter, a liquid level controller and the like arranged on the equipment.
At present, the domestic self-circulation siphon principle demonstration experiment platform can be divided into two types: firstly, the students manually carry out experimental operation. Experiment operation must be operated according to an experiment instruction, in order to eliminate the influence of various factors in the experiment and inevitable system errors existing in the experiment, a plurality of experiments are needed, so that a more accurate experiment phenomenon is obtained, and the demonstration process of the self-circulation siphon principle is realized. The experiment opportunity can only be provided for local students in colleges and universities due to the fact that the colleges and universities are provided with a plurality of experimental devices, experiment resources cannot be fully utilized, the experiment process of the local students has the defects of inconvenience, difficulty in accurately observing the experiment principle process and the like, related experiments cannot be carried out in areas lacking experiment conditions, the students lack actual operation opportunities, the experiment operation capacity cannot be mastered, and the demonstration process of actually and visually observing the self-circulation siphon principle cannot be obtained.
And secondly, an internet-based remote experiment scheme is mainly used for performing online simulation or virtual experiment by adopting a software simulation experiment platform, the experiment phenomenon and data of the scheme are obtained by software calculation under an ideal condition, the experiment environment is completely virtualized by software, the due authenticity in the experiment process is not available, the experiment process is solidified, various interference factors and errors existing in the actual condition cannot be simulated, the experiment process is convenient to know, the experiment effect is difficult to be compared with the real experiment, and the cultivation of the innovation capability and problem discovery consciousness of students is unfavorable.
Disclosure of Invention
An object of the utility model is to solve the defect that above-mentioned prior art exists, provide one kind and rely on but relevant equipment such as computer-controlled self-loopa siphon principle experimental apparatus, internet and user terminal, combine self-loopa siphon principle experimental apparatus into a shared system, the user develops the experimental system of self-loopa siphon principle demonstration under true experimental environment and condition.
The self-circulation siphon principle demonstration experiment system based on the shared education concept comprises: one or more computer-operated self-circulation siphon principle demonstration experiment devices, a service manager and one or more user terminals. The self-circulation siphon principle demonstration experimental device which can be controlled by the computer is connected with the service manager through the internet (wired or wireless); the service manager is connected with the user terminal through the internet (wired or wireless).
Furthermore, as mentioned above, the service manager includes a management platform, the management platform includes a login interface of the self-circulation siphon principle demonstration experimental apparatus which can be controlled by a computer and an interface for a user to login and select a certain self-circulation siphon principle demonstration experimental apparatus which can be controlled by a computer to carry out related experiments, and the service manager is connected with the self-circulation siphon principle demonstration experimental apparatus which can be controlled by a computer through the internet (wired or wireless); the service manager is connected to the user terminal via the internet (wired or wireless).
Further, the self-circulation siphon principle demonstration experiment system based on the shared education concept comprises a user terminal and a control system, wherein the user terminal comprises a computer or a mobile phone; the mobile phone or the computer is connected with an operation platform of the service manager through the internet (wired or wireless), and the selected self-circulation siphon principle demonstration experiment device which can be controlled by the computer is remotely controlled to complete the self-circulation siphon principle demonstration experiment.
But computer control's self-loopa siphon principle demonstrates experimental apparatus includes: the device comprises a measuring point, a siphon, a pressure transmitter, a high-level water tank, a low-level water tank, a water pump, a water suction pipe, an overflow pipe, a siphon damage electromagnetic valve, a water discharge electromagnetic valve, a first water inlet electromagnetic valve, a second water inlet electromagnetic valve, an electromagnetic flowmeter, a camera, a liquid level controller, a water tank, a pressure measuring pipe, a pressure measuring meter water tank, a sliding ruler, a computer touch screen and a PLC control system.
The high-level water tank and the low-level water tank are connected with a water pump through pipelines, the water pump is started to fill water into the high-level water tank and the low-level water tank, so that the high-level water tank overflows, after the water level of the low-level water tank reaches, a signal is transmitted to a PLC (programmable logic controller) by a liquid level controller, a water supply valve is closed, a water discharge electromagnetic valve connected with the low-level water tank is opened to empty water, and a siphoning phenomenon is generated; a siphon breaking electromagnetic valve is arranged on the siphon, and if the electromagnetic valve is opened, the siphon phenomenon is broken;
the computer-controlled self-circulation siphon principle demonstration experimental device comprises 8 measuring points on the siphon, wherein each measuring point is provided with a pressure transmitter, and one measuring point is provided with an electromagnetic flowmeter; the measured data are collected and transmitted to a PLC control system, the data are reflected on a touch screen computer, and then the Bernoulli equation is verified by the data; the change of the liquid column in the pressure measuring pipe can be observed through the camera.
Has the advantages that:
the utility model provides a self-loopa siphon principle demonstration experimental system based on sharing education theory relies on relevant laboratory glassware such as internet and sensor, will combine a sharing system with self-loopa siphon principle demonstration experiment, carries out self-loopa siphon principle demonstration experiment under real experimental environment and condition, shows the measurement parameter of the requirement such as flow, pressure, the velocity of flow of each measurement station in real time at the user side. On the premise of verifying authenticity and operability, results can be output, the experimental process and data can be displayed on a user end in real time by each sensor and the camera thereof, the user can input relevant data before the experiment on a mobile portable device or a computer through remote control, and the process of the self-circulation siphon principle demonstration experiment is observed in real time.
The utility model discloses solved to a certain extent that present colleges and universities set up the relevant problem that self-loopa siphon principle demonstration experiment exists to rationally utilize the resource, for the relevant professional service of the domestic colleges and universities who lacks this experimental condition, enlarge the crowd scope of benefiting. The problem that simulation experiments lack real experience can be solved, the teaching purpose is achieved through sharing remote experiments, and the sharing education concept is achieved.
Drawings
Fig. 1 is the utility model discloses the schematic diagram of self-loopa siphon principle demonstration experimental system based on sharing education theory.
Fig. 2 is a schematic structural view of the self-circulation siphon principle demonstration experimental device which can be controlled by a computer.
The labels in the figure are: 1-measuring points; 2-siphon tube; 3-a pressure transmitter; 4-high level water tank; 5-a low-level water tank; 6, a water pump; 7-a suction pipe; 8-an overflow pipe; 9-1-breaking siphon electromagnetic valve; 9-2-water discharging electromagnetic valve; 9-3-a first water inlet electromagnetic valve; 9-4-a second water inlet electromagnetic valve; 10-an electromagnetic flow meter; 11-a camera; 12-a liquid level controller; 13-a water tank; 14-a pressure measuring pipe, 15-a pressure measuring meter water tank, 16-a slide rule, 17-a touch screen computer and 18-a PLC control system.
Fig. 3 is a schematic diagram of the self-circulation siphon principle demonstration experimental device which can be controlled by a computer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention are clearly and completely described below, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example (b):
fig. 1 is the utility model discloses the schematic diagram of self-loopa siphon principle demonstration experimental system based on sharing education theory. The self-circulation siphon principle demonstration experimental apparatus based on sharing education theory that this embodiment provided includes: 3 self-circulation siphon principle demonstration experimental apparatus and management server that can computer control to and 30 user terminal. The self-circulation siphon principle demonstration experimental device which can be controlled by the computer is wirelessly connected with the service manager through the internet; the service manager is wirelessly connected with the user terminal through the Internet.
Furthermore, the service manager comprises a management platform, the management platform comprises a login interface of the self-circulation siphon principle demonstration experiment device which can be controlled by a computer and an interface for a user to login and select a certain self-circulation siphon principle demonstration experiment device which can be controlled by the computer to carry out related experiments, and the service manager is wirelessly connected with the self-circulation siphon principle demonstration experiment device which can be controlled by the computer through the internet; the service manager is wirelessly connected with the user terminal through the internet.
Further, the self-circulation siphon principle demonstration experiment system based on the shared education concept comprises a user terminal and a control system, wherein the user terminal comprises a computer or a mobile phone; the mobile phone or the computer is wirelessly connected with an operating platform of the service manager through the internet, and the selected self-circulation siphon principle demonstration experiment device which can be controlled by the computer is remotely controlled to complete the self-circulation siphon principle demonstration experiment.
The utility model provides a self-loopa siphon principle demonstration experimental system based on sharing education theory relies on internet technique, but combines many self-loopa siphon principle demonstration experimental apparatus that the computer controlled into a sharing system, carries out self-loopa siphon principle demonstration experiment under real experimental environment and condition, shows measurement parameters such as flow, pressure, the velocity of flow of water pump 6 in real time at the user side, watches principle demonstration experiment phenomenon through camera 11. Under the premise of verifying authenticity and operability, relevant parameters measured by the electromagnetic flowmeter 10 and the pressure transmitter 3 which can be controlled by a computer can be output, a user can input relevant parameters before an experiment through remote control on the mobile portable equipment, and the self-circulation siphon principle demonstration process can be observed in real time. The remote experiment system can simultaneously accommodate a plurality of user terminals to access the management server through the network, the user terminals independently exist, and different students can perform experiments on different user terminals. The user terminal can be a computer client or a mobile terminal such as a mobile phone, and the specific form is not limited.
FIG. 2 is a schematic structural view of a computer-controlled self-circulation siphon principle demonstration experimental device of the present invention; as shown in fig. 2, the experimental apparatus for demonstrating the principle of self-circulation siphon, which can be operated by computer, comprises: the device comprises a measuring point 1, a siphon 2, a pressure transmitter 3, a high-level water tank 4, a low-level water tank 5, a water pump 6, a water suction pipe 7, an overflow pipe 8, a siphon breaking electromagnetic valve 9-1, a water discharge electromagnetic valve 9-2, a first water inlet electromagnetic valve 9-3, a second water inlet electromagnetic valve 9-4, an electromagnetic flowmeter 10, a camera 11, a liquid level controller 12, a water tank 13, a pressure measuring pipe 14, a pressure measuring meter water tank 15, a slide rule 16, a touch screen computer 17 and a PLC control system 18.
The high-level water tank 4 and the low-level water tank 5 are both connected with a water pump 6 through pipelines, the water pump 6 is started to fill water into the high-level water tank 4 and the low-level water tank 5, so that the high-level water tank 4 overflows, after the water level of the low-level water tank 5 reaches, a signal is transmitted to a PLC (programmable logic controller) control system 18 through a liquid level controller 12, a water supply valve is closed, a water discharge electromagnetic valve 9-2 connected with the low-level water tank 5 is opened to empty water, and a siphoning phenomenon is generated; a siphon breaking solenoid valve 9-1 is installed on the siphon tube 2, and when the solenoid valve 9-1 is opened, the siphon phenomenon is broken.
In order to accurately measure various parameters of the water inlet pipeline, the water inlet pipeline is provided with: the device comprises a pressure transmitter 3, a siphon breaking electromagnetic valve 9-1, a water discharging electromagnetic valve 9-2, a first water inlet electromagnetic valve 9-3, a second water inlet electromagnetic valve 9-4, an electromagnetic flowmeter 10 and a liquid level control valve 12.
The pressure transmitter 3 is arranged on each measuring point, the number of the electromagnetic valves is four, and one siphon breaking electromagnetic valve 9-1 is arranged on a three-way pipeline at the right end of the siphon pipe 3 and is used for realizing or breaking a siphon phenomenon; a first water inlet electromagnetic valve 9-3 arranged on a connecting pipeline of the water pump 6 and the high-level water tank 4 and used for injecting water into the high-level water tank 4; a second water inlet electromagnetic valve 9-4 installed on the connecting pipeline of the water pump 6 and the low level water tank 5 for injecting water into the low level water tank 5; a water discharging electromagnetic valve 9-2 arranged on the overflow pipe 8, and the water discharging electromagnetic valve 9-2 is opened after the low-level water tank 5 meets the water level requirement.
The computer-controlled self-circulation siphon principle demonstration experimental device structurally comprises a high-level water tank 4 and a low-level water tank 5 which are placed on an experimental platform frame, wherein a liquid level controller 12 is arranged in the low-level water tank 5, a pressure transmitter 3 and an electromagnetic flow meter 10 are arranged on each measuring point on a siphon 2 from the high-level water tank 4 to the low-level water tank 5, a siphon breaking electromagnetic valve 9 is arranged on a three-way pipeline at the right end of the siphon 2, and siphon phenomena and siphon breaking phenomena can be visually observed.
Fig. 3 is a schematic diagram of the self-circulation siphon principle demonstration experimental device which can be controlled by a computer.
As shown in fig. 3, the principle of the computer-controlled self-circulation siphon principle demonstration experimental device comprises: the system comprises an experimental device for demonstrating self-circulation siphon principle needing on-site operation and control, an image acquisition device, a PLC control system 18 and a touch screen computer 17; the self-circulation siphon principle demonstration experimental device needing field control comprises execution equipment and data acquisition equipment.
The image acquisition equipment acquires relevant information of the self-circulation siphon principle demonstration experimental device needing field control and transmits the relevant information to the touch screen computer through the PLC control system 18; the touch screen computer 17 controls the relevant execution equipment by using the PLC control system 18 to achieve the set parameters so as to run the experiment, and finally the data acquisition equipment transmits the measured relevant parameters to the touch screen computer 17 through the PLC control system 18.
The data acquisition device comprises a flow rate: measured by the electromagnetic flow meter 10 on the siphon circuit; pressure: measured by pressure transducers 3 at various points on the siphon circuit.
The image acquisition equipment comprises but is not limited to a camera 11, the camera 11 is fixed on a self-circulation siphon principle demonstration experiment system operating platform support which can be controlled by a computer, is connected with a PLC control system 18 and further connected with a touch screen computer 17, and is displayed and controlled (in a long-distance view or a short-distance view) on the touch screen computer 17. Because the student is far away from the experimental apparatus, can not go to the operation of on-the-spot observation equipment, the operation condition and relevant experimental phenomenon or the experimental result of equipment are observed to remote student's accessible camera 11.
The experiment system is demonstrated by adopting a mode of 'hardware equipment entity-real experiment scene-remote operation panel' and remotely controlling a self-circulation siphon principle demonstration experiment system which can be controlled by a computer according to experiment control information input by students at a user terminal, and relevant required professional experiments are developed. The students can carry out experiments at any time and any place through the network, and do not need to specially carry out experiments in a fixed laboratory, thereby realizing the teaching at different places through the network and playing a great role in promoting the improvement of the innovation capability and the comprehensive capability of the students. Meanwhile, the experimental data generated in the experiment is real data generated by a remote experimental device, and is not software simulation data, so that convenience is provided for students, and the enthusiasm of the students in doing the experiment can be aroused. In addition, because the experimental hardware is arranged on the remote experimental equipment, the requirement on the hardware of the user terminal is not high, and students can complete experiments on common computers or even mobile terminals. The utility model discloses a social sharing of experimental resources has compensatied the not enough of shared education practice link, has fully highlighted the new development of shared education under the internet environment now.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (4)
1. The utility model provides a self-loopa siphon principle demonstration experimental system based on sharing education theory which characterized in that based on sharing education theory's self-loopa siphon principle demonstration experimental system includes: 1 or more computer-controlled self-circulation siphon principle experimental devices, a service manager and 1 or more user terminals;
but computer control's self-loopa siphon principle demonstrates experimental apparatus includes: the device comprises a siphon (2), a pressure transmitter (3), a high-level water tank (4), a low-level water tank (5), a water pump (6), a water suction pipe (7), an overflow pipe (8), a siphon breaking electromagnetic valve (9-1), a water discharging electromagnetic valve (9-2), a first water inlet electromagnetic valve (9-3), a second water inlet electromagnetic valve (9-4), an electromagnetic flowmeter (10), a camera (11), a liquid level controller (12), a water tank (13), a pressure measuring pipe (14), a pressure measuring meter water tank (15), a slide rule (16), a touch screen computer (17) and a PLC control system (18);
the high-level water tank (4) and the low-level water tank (5) are connected with a water pump through pipelines, the water pump is started to fill water into the high-level water tank (4) and the low-level water tank (5) through a water inlet electromagnetic valve, so that the high-level water tank (4) overflows, after the water level of the low-level water tank (5) reaches, a signal is transmitted to a PLC (programmable logic controller) control system (18) through a liquid level controller (12), a water supply valve is closed, a water discharge electromagnetic valve (9-2) connected with the low-level water tank (5) is opened to empty water, and a siphoning phenomenon is generated; a siphon breaking electromagnetic valve (9-1) is installed on the siphon (2), and when the electromagnetic valve (9-1) is opened, the siphon phenomenon is broken.
2. The system of claim 1, wherein the service manager comprises a management platform, the management platform comprises a login interface of the computer-controlled self-circulation siphon principle demonstration experiment device and an interface for a user to login and select a certain computer-controlled self-circulation siphon principle demonstration experiment device to perform related experiments, and the service manager is connected with the computer-controlled self-circulation siphon principle demonstration experiment device through internet in a wired or wireless manner; the service manager is connected with the user terminal through the internet in a wired or wireless mode.
3. The self-circulation siphon principle demonstration experiment system based on shared education concept according to claim 1, characterized in that the user terminal comprises a computer or a mobile phone; the mobile phone or the computer is connected with an operation platform of the service manager in a wired or wireless mode through the internet, and the selected self-circulation siphon principle demonstration experiment device which can be controlled by the computer is remotely controlled to complete the self-circulation siphon principle demonstration experiment.
4. The self-circulation siphon principle demonstration experiment system based on the shared education concept according to claim 1, characterized in that the siphon (2) has 8 measuring points, each measuring point is provided with a pressure transmitter (3), and one measuring point is provided with an electromagnetic flow meter (10); measured data are collected and transmitted to a PLC control system (18), the data are reflected on a computer touch screen, and then the Bernoulli equation is verified through the data; the change of the liquid column in the piezometric tube (14) can be observed through the camera (11).
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