CN112071146A - Automatic fire alarm teaching demonstration system and method based on automatic control - Google Patents
Automatic fire alarm teaching demonstration system and method based on automatic control Download PDFInfo
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Abstract
The application relates to a fire automatic alarm teaching demonstration system based on automatic control, which comprises a PLC control unit, a repeater unit, a fire automatic alarm control unit and a demonstration unit; the PLC control unit is used for implanting a fault program and transmitting the implanted fault program to the repeater unit so as to control the opening and closing of the opening and closing contacts of the relay module of the repeater unit; the relay unit is used for transmitting the received fault program to the automatic fire alarm control unit and controlling the on-off of the demonstration unit according to the on-off of the on-off contact of the relay module; the fire automatic alarm control unit is used for temporarily storing the received fault program and analyzing fault information contained in the fault program according to the fault program; the demonstration unit is used for demonstrating teaching so that students can judge the fault and obtain a fault result; and comparing the obtained fault result with the analyzed fault information, and obtaining a comparison result. The method and the device have the effect of improving the theory and the maintenance capability of the student.
Description
Technical Field
The application relates to the field of fire practical training teaching, in particular to a fire automatic alarm teaching demonstration system and method based on automatic control.
Background
The automatic fire alarm linkage system is a favorable tool for people to find fire in early stage, obtain early warning information in time and extinguish fire by utilizing sufficient time. The method is familiar with the working principle of the automatic fire alarm linkage system, masters the fault maintenance capability of the automatic fire alarm linkage control system, and is the national requirement on the professional skills of the fire-fighting industry.
In the related technology in the field, when learning the related knowledge of the automatic fire alarm system, the learning is carried out through books or on site, the students can master the basic constitution and the principle of the system through the book learning, and the practical operation capability of the students can be improved through the learning on site.
In view of the above-mentioned related art, the inventor believes that the basic configuration and principle of the system can be grasped by book learning, but the practical operation ability is poor, and the practical operation ability of the trainee can be improved by learning on site, but the cost is relatively high.
Disclosure of Invention
In order to solve the technical problem, the application provides a fire automatic alarm teaching demonstration system and method based on automatic control.
The application provides a fire automatic alarm teaching demonstration system and method based on automatic control adopts the following technical scheme:
a fire automatic alarm teaching demonstration system based on automatic control comprises a PLC control unit, a repeater unit, a fire automatic alarm control unit and a demonstration unit, wherein the repeater unit is respectively in signal connection with the PLC control unit, the fire automatic alarm control unit and the demonstration unit, the repeater unit comprises a plurality of relay modules, and an opening contact and a closing contact are arranged in each relay module; wherein the content of the first and second substances,
the PLC control unit is used for implanting a fault program and transmitting the implanted fault program to the repeater unit so as to control the opening and closing of the opening and closing contacts of the relay module of the repeater unit;
the relay unit is used for transmitting the received fault program to the automatic fire alarm control unit and controlling the on-off of the demonstration unit according to the on-off of the on-off contact of the relay module;
the fire automatic alarm control unit is used for temporarily storing the received fault program and analyzing fault information contained in the fault program according to the fault program;
the demonstration unit is used for demonstrating teaching so that students can judge the fault and obtain a fault result;
and comparing the obtained fault result with the analyzed fault information, and obtaining a comparison result.
By adopting the technical scheme, common fault information in the automatic fire alarm system is implanted into the PLC control unit in a program mode, then the PLC control unit transmits the implanted fault program to the repeater unit, the repeater unit controls the opening and closing of the opening and closing contacts of the relay module according to the received fault program, the opening and closing of the opening and closing contacts of the relay module can cause the on-off of the demonstration unit, then the repeater unit transmits the received fault program to the automatic fire alarm control unit for temporary storage, the automatic fire alarm control unit analyzes the temporary stored fault program to obtain the fault information contained in the fault program, a student judges the fault of the demonstration unit according to the demonstration of the on-off of the demonstration unit and obtains a fault result, and then the obtained fault result is compared with the analyzed fault information, and obtaining a combined comparison result; through the setting of this application, can simulate the trouble problem that meets in the actual work to supply the student to study, this system combines together conflagration autoalarm's theory of operation and common trouble, has improved student's theoretical ability of practising operation and maintenance ability, and compares in going on-the-spot study, has saved the cost.
Optionally, the PLC control unit includes a fault program implantation module, a central processing module, a storage module, a fault program rolling module, a fault program screening module, and a fault program output module, which are connected in sequence by signals; wherein the content of the first and second substances,
the fault program implantation module is used for implanting a fault program into the central processing module;
the central processing module is used for processing data of the implanted fault program;
the storage module is used for storing and backing up the fault program after data processing;
the fault program rolling module is used for rolling each fault program in the storage module according to a set rule;
the fault program screening module is used for randomly screening a fault program from the rolling fault programs;
and the fault program output module is used for outputting the screened fault programs.
By adopting the technical scheme, common fault information is implanted into the central processing module in a program mode through the fault program implantation module, the fault information is processed, stored and backed up in the storage module through data processing of the central processing module, the fault programs stored in the storage module are rolled according to a set rule through the fault program rolling module, then a fault program is screened out from the rolled fault programs through the fault program screening module, the screened fault programs are output through the fault program output module, and the randomness of fault screening is improved by arranging the fault program rolling module and the fault program screening module.
Optionally, the fault program implanting module includes a fault program importing sub-module and a fault program editing sub-module, and the fault program importing sub-module and the fault program editing sub-module are respectively connected to the central processing module through signals; wherein the content of the first and second substances,
the fault program importing submodule is used for importing a fault program into the central processing module;
and the fault program editing submodule is used for editing the fault program to the central processing module.
By adopting the technical scheme, the fault program implantation module is set to be the fault program import submodule and the fault program editing submodule, so that the fault program can be imported into the central processing module through the import equipment, and the fault program can be edited into the central processing module, and therefore the implantation diversity of the fault program is improved.
Optionally, the repeater unit further includes a terminal strip module for signal connection of the demonstration unit, the terminal strip module includes a plurality of wiring terminals, and the terminal strip module is further in signal connection with the relay module.
Through adopting above-mentioned technical scheme, through setting up the terminal row module to, the terminal row module includes a plurality of binding post, and then, can realize being connected demonstration unit through a plurality of binding post and the repeater unit of terminal row module, thereby makes things convenient for demonstration unit's wiring.
Optionally, the automatic fire alarm control unit includes an output program library module, a fault program calling and analyzing module and a display module which are connected in sequence by signals; wherein the content of the first and second substances,
the output program library module is used for receiving and temporarily storing the fault program transmitted by the repeater unit;
the fault program calling and analyzing module is used for calling the fault program in the output program library module and analyzing the called fault program to obtain the contained fault information;
the display module is used for displaying the analyzed fault information.
By adopting the technical scheme, the output program library module is used for receiving and temporarily storing the fault programs transmitted by the repeater unit, then the fault programs temporarily stored in the output program library module are called by the fault program calling and analyzing module, the called fault programs are analyzed, the fault information contained in the fault programs is analyzed, and the analyzed fault information is displayed on the display module, so that a student can know the fault of the demonstration unit through the display module and can compare the fault with the judged fault to determine whether the judgment of the student is accurate or not, and the theoretical practical operation capability of the student is improved.
Optionally, the automatic fire alarm control unit further includes a fault selection submission module and a result comparison module, and the result comparison module is respectively in signal connection with the fault program calling and analyzing module, the display module and the fault selection submission module; wherein the content of the first and second substances,
the fault selection submitting module is used for selecting and submitting fault results and transmitting the submitted fault results to the result comparison module;
the result comparison module is used for acquiring the analyzed fault information, comparing and analyzing the acquired fault result and the fault information to acquire a comparison result, and displaying the acquired comparison result on the display module.
By adopting the technical scheme, the student submits the judged fault result through the fault selection submitting module and transmits the fault result to the result comparison module, the result comparison module acquires the fault information analyzed in the fault program calling analysis module, then, the acquired fault result is compared with the acquired fault information to acquire the comparison result, and the acquired comparison result is displayed in the display module for the teacher and the student to check, so that the student can determine whether the judgment is correct, and the theoretical practical operation capability of the student is improved.
Optionally, the automatic fire alarm control unit further includes a score conversion module and a printing module, and the score conversion module is respectively in signal connection with the result comparison module, the display module and the printing module; wherein the content of the first and second substances,
the score conversion module is used for converting the comparison result into a score and displaying the score on the display module;
the printing module is used for acquiring scores and printing the acquired scores into a score list.
By adopting the technical scheme, the comparison result obtained by the result comparison module is transmitted to the score conversion module, the score conversion formula is preset in the score conversion module, then the score is converted according to the comparison result and the score conversion formula, the converted score is displayed in the display module, and the paper score sheet can be printed through the printing module, so that teachers and students can check and analyze the score more intuitively, and the learning condition of the students is clarified.
Optionally, the demonstration unit includes a line module, an equipment module and a troubleshooting module, and the line module is in signal connection with the terminal strip module and the equipment module respectively; wherein the content of the first and second substances,
the circuit module is used for switching on and off according to the switching on and off of the switching contact of the relay module and comprises a plurality of circuits;
the equipment module is used for selecting whether to enter a working mode according to the on-off of the line module, and comprises a plurality of pieces of equipment;
and the troubleshooting module is used for respectively troubleshooting the line module and the equipment module and obtaining a failure result.
By adopting the technical scheme, the on-off of the on-off contact of the relay module can lead to the on-off of the line module, so that whether the equipment module enters a working mode is led to, then, the fault troubleshooting module is utilized to respectively troubleshoot faults occurring in the line module and the equipment module, a fault result is obtained, and the practical operation capability of a student is improved.
Optionally, the fault information includes signal line fault information, power line fault information, module fault information, device duplication code information, output line fault information, feedback line fault information, bus short-circuit fault information, bus open-circuit fault information, and bus ground fault information.
By adopting the technical scheme, the common fault information in the automatic fire alarm system comprises signal line fault information, power line fault information, module fault information, equipment duplication code information, output line fault information, feedback line fault information, bus short-circuit fault information, bus open-circuit fault information, bus grounding fault information and the like, so that the common fault information is comprehensively contained, and further, the theoretical depth of a student can be improved.
A fire automatic alarm teaching demonstration method based on automatic control adopts the system, and comprises the following steps:
implanting a fault program into the PLC control unit, and transmitting the implanted fault program to the repeater unit;
the relay unit controls the opening and closing of the opening and closing contact of the relay module according to the received fault program and transmits the received fault program to the automatic fire alarm control unit;
the automatic fire alarm control unit analyzes fault information contained in the fault program according to the received fault program;
troubleshooting the fault of the demonstration unit and obtaining a fault result;
and comparing the analyzed fault information with the obtained fault result to obtain a comparison result.
By adopting the technical scheme, common fault information in the automatic fire alarm system is implanted into the PLC control unit in a program mode, then the PLC control unit transmits the implanted fault program to the repeater unit, the repeater unit controls the opening and closing of the opening and closing contacts of the relay module according to the received fault program, the opening and closing of the opening and closing contacts of the relay module can cause the on-off of the demonstration unit, then the repeater unit transmits the received fault program to the automatic fire alarm control unit for temporary storage, the automatic fire alarm control unit analyzes the temporary stored fault program to obtain the fault information contained in the fault program, a student judges the fault of the demonstration unit according to the demonstration of the on-off of the demonstration unit and obtains a fault result, and then the obtained fault result is compared with the analyzed fault information, and obtaining a combined comparison result; through the setting of this application, can simulate the trouble problem that meets in the actual work to supply the student to study, this system combines together conflagration autoalarm's theory of operation and common trouble, has improved student's theoretical ability of practising operation and maintenance ability, and compares in going on-the-spot study, has saved the cost.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the common fault information in the automatic fire alarm system is implanted into the PLC control unit in a program mode, then, the PLC control unit transmits the implanted fault program to the repeater unit, and the repeater unit controls the opening and closing of the opening and closing contacts of the relay module according to the received fault program, the opening and closing of the opening and closing contacts of the relay module causes the on and off of the demonstration unit, then, the repeater unit transmits the received fault program to the automatic fire alarm control unit for temporary storage, and the automatic fire alarm control unit analyzes the temporary stored fault program to obtain fault information contained in the fault program, the student judges the fault of the demonstration unit according to the demonstration of the on-off of the demonstration unit and obtains the fault result, then, comparing the obtained fault result with the analyzed fault information, and obtaining a combined comparison result; through the arrangement of the fire alarm system, the fault problems encountered in actual work can be simulated for students to study, and the system integrates the working principle of automatic fire alarm and common faults into a whole, so that the theoretical practical operation capability and the maintenance capability of the students are improved, and in addition, compared with the field study, the cost is saved;
2. the comparison result obtained by the result comparison module is transmitted to the score conversion module, a score conversion formula is preset in the score conversion module, then the score is converted according to the comparison result and the score conversion formula, the converted score is displayed in the display module, and the paper score sheet can be printed by the printing module, so that a teacher and a student can check and analyze the score more visually, and the learning condition of the student is known;
3. the fault screening method comprises the steps that common fault information is implanted into a central processing module in a program mode through a fault program implanting module, the common fault information is processed, stored and backed up in a storage module through data of the central processing module, fault programs stored in the storage module are rolled according to a set rule through a fault program rolling module, then a fault program is screened out from the rolled fault programs through a fault program screening module, the screened fault programs are output through a fault program output module, and the randomness of fault screening is improved by arranging the fault program rolling module and the fault program screening module.
Drawings
FIG. 1 is a system framework diagram of the present application.
Fig. 2 is a schematic diagram of a framework of the PLC control unit of the present application.
Fig. 3 is another block diagram of the PLC control unit of the present application.
Fig. 4 is a schematic diagram of a framework of a repeater unit of the present application.
Fig. 5 is a schematic diagram of a framework of the automatic fire alarm control unit of the present application.
Fig. 6 is another block diagram of the automatic fire alarm control unit according to the present invention.
Fig. 7 is a schematic diagram of a framework of a presentation unit of the present application.
Fig. 8 is a circuit connection diagram of the circuit module and the equipment module of the present application.
FIG. 9 is a flow chart of a method of the present application.
Description of reference numerals: 10. a PLC control unit; 100. a fault program implantation module; 101. a fault program is imported into a submodule; 102. a fault program editing submodule; 110. a central processing module; 120. a storage module; 130. a fault program rolling module; 140. a fault program screening module; 150. a fault program output module; 160. a wireless expansion module; 170. updating the service module; 180. a background terminal; 20. a repeater unit; 200. a relay module; 220. a terminal block module; 30. a fire automatic alarm control unit; 300. an output program library module; 310. a fault program calling and analyzing module; 320. a display module; 330. a fault selection submission module; 340. a result comparison module; 350. a score conversion module; 360. a printing module; 40. a presentation unit; 400. a line module; 410. an equipment module; 420. and a troubleshooting module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to fig. 1-9 and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Generally speaking, the automatic fire alarm linkage control system is characterized in that a host of the automatic fire alarm system is communicated with a computer operation host, the automatic fire alarm system senses an alarm signal and sends out an alarm, the alarm signal is sent to the computer operation host, and the computer operation host controls the automatic fire alarm system to operate.
The application is a teaching demonstration system based on the combination of an automatic control principle and a fire automatic alarm linkage control system principle and used for improving the technology and the theoretical level of field maintenance personnel. The teaching demonstration system ingeniously integrates the fault types possibly occurring in the automatic fire alarm linkage control system in reality to completely reflect the real phenomena in the teaching demonstration system, and the fault reasons are found out through judgment and investigation of operators.
The application discloses automatic fire alarm teaching demonstration system based on automatic control. Referring to fig. 1 and 4, the automatic fire alarm teaching demonstration system based on automatic control includes a PLC control unit 10, a repeater unit 20, an automatic fire alarm control unit 30, and a demonstration unit 40, specifically, the repeater unit 20 is respectively connected to the PLC control unit 10, the automatic fire alarm control unit 30, and the demonstration unit 40 by signals, the repeater unit 20 includes a plurality of relay modules 200, each relay module 200 is provided with an open/close contact, wherein the PLC control unit 10 is configured to implant a fault program and transmit the implanted fault program to the repeater unit 20 to control the open/close contacts of the relay module 200 of the repeater unit 20 to open/close, the repeater unit 20 is configured to transmit the received fault program to the automatic fire alarm control unit 30 and control the on/off of the demonstration unit 40 according to the open/close contacts of the relay module 200, the automatic fire alarm control unit 30 is used for temporarily storing the received fault program and analyzing fault information contained in the fault program according to the fault program, the demonstration unit 40 is used for demonstration teaching so that students can judge faults and obtain fault results, wherein the obtained fault results are compared with the analyzed fault information and comparison results are obtained, further, the automatic fire alarm teaching demonstration effect is achieved through the PLC control unit 10, the repeater unit 20, the automatic fire alarm control unit 30 and the demonstration unit 40, in addition, the working principle of automatic fire alarm and common faults are combined into a whole, the theoretical practical operation capability and the maintenance capability of the students are improved, and in addition, compared with field learning, the cost is saved.
Preferably, the PLC control unit 10 may communicate with the repeater unit 20 by wireless transmission, for example, by a network such as LPWAN (low power wide area network) or ethernet, and of course, may perform connection communication by using a signal line according to actual operation, and the repeater unit 20 may communicate with the automatic fire alarm control unit 30 by wireless transmission, for example, by using a network such as ethernet, and of course, may perform connection communication by using a signal line according to actual operation.
The PLC control unit 10 is a programmable logic control unit, and employs a programmable memory for storing programs therein, executing instructions for users such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of devices to perform corresponding operations through digital or analog input/output.
Referring to fig. 1 and 2, the PLC control unit 10 includes a fault program implanting module 100, a central processing module 110, a storage module 120, a fault program rolling module 130, a fault program screening module 140, and a fault program output module 150, specifically, the fault program implanting module 100 is configured to implant a common fault program into the central processing module 110, perform data processing through the central processing module 110, and send the fault program to the storage module 120 for storage and backup, the fault program rolling module 130 is configured to roll each fault program in the storage module 120 according to a set rule, preferably, the fault program rolling module 130 may roll each fault program in a clock manner, and of course, according to actual operation, the fault program rolling module 130 may roll each fault program irregularly, the fault program screening module 140 is configured to screen out a fault program randomly from the rolled fault programs, the fault program output module 150 is configured to output a screened fault program and transmit the screened fault program to the repeater unit 20.
Preferably, the fault program implantation module 100 includes a fault program importing sub-module 101 and a fault program editing sub-module 102, that is, all fault programs may be imported into the central processing module 110 of the PLC control unit 10 through an importing device, and preferably, the importing device may be a usb flash disk or a terminal, or may be a fault program directly edited in the central processing module 110 of the PLC control unit 10.
Preferably, the fault information may include information such as a signal line fault, a power line fault, a module fault, a device duplication code, an output line fault, a feedback line fault, a device fault, a bus short fault, a bus open fault, and a bus ground fault.
Referring to fig. 3, the PLC control unit 10 may further include a wireless extension module 160, an upgrade update service module 170, and a background terminal 180, where the wireless extension module 160 is respectively in signal connection with the central processing module 110 and the upgrade update service module 170, and the background terminal 180 is in signal connection with the upgrade update service module 170, specifically, an upgrade update program of the central processing module 110 of the PLC control unit 10 is preset in the upgrade update service module 170, and then the upgrade update service module 170 is controlled by the background terminal 180 to upgrade and update the central processing module 110 of the PLC control unit 10 by means of the wireless extension module 160, so that the running speed of the upgraded and updated central processing module 110 may be smoother, and the data processing efficiency of the central processing module 110 is improved.
Referring to fig. 4, the repeater unit 20 further includes a single sub-row module 210 for signal connection with the demonstration unit 40, and the terminal row module 210 includes a plurality of terminals, and further, the repeater unit 20 can be connected with the demonstration unit 40 through the plurality of terminals of the terminal row module 210, thereby facilitating the wiring of the demonstration unit 40.
Referring to fig. 7 and 8, the demonstration unit 40 includes a line module 400, an equipment module 410, and a troubleshooting module 420, specifically, the line module 400 may be connected to the repeater unit 20 through a plurality of connection terminals in the terminal strip module 210, so as to facilitate the connection of the line module 400, and the line module 400 is further connected to the equipment module 410 in a signal manner, that is, the connection and disconnection of the line module 400 may determine whether the equipment module 410 is in a working mode, and a student may respectively troubleshoot faults occurring in the line module 400 and the equipment module 410 through the troubleshooting module 420, and obtain a troubleshoot fault result.
Preferably, the line module 400 may include a plurality of lines, wherein the plurality of lines may be signal lines, power lines, and the like, and the equipment module 410 may include a plurality of equipment, wherein the plurality of equipment may include equipment such as an isolator, an air supply valve, a smoke exhaust valve, an exhaust fan, an audible and visual alarm, a pressure switch, a water flow indicating switch, a manual alarm button, a temperature sensing probe, a smoke sensing probe, an electromagnetic valve, an electric valve, an air supply fan, a signal butterfly valve, and the like.
Preferably, the troubleshooting module 420 can be an actual troubleshooting tool, such as a test pencil, a voltmeter, an ammeter, etc., that is, a troubleshooting point on each line is detected by the test pencil, the voltmeter, or the ammeter, so as to determine whether the voltage in each line is normal, the current is normal, the switching is normal, etc.
Wherein, the fire automatic alarm control unit 30 includes an output program library module 300, a fault program retrieving and analyzing module 310, a display module 320, a fault selection submitting module 330 and a result comparing module 340, specifically, the fault program retrieving and analyzing module 310 is respectively in signal connection with the output program library module 300, the display module 320 and the result comparing module 340, the fault selection submitting module 330 is in signal connection with the result comparing module 340, and the output program library module 300 is in signal connection with the repeater unit 20, further, the repeater unit 20 transmits the fault program to the output program library module 300 for temporary storage, and the fault program retrieving and analyzing module 310 retrieves the fault program in the output program library module 300 and analyzes the retrieved fault program to resolve fault information corresponding to the fault program, and then transmits the resolved fault information to the display module 320 and the result comparing module 340, furthermore, the analyzed fault information can be displayed by the display module 320, the student submits the fault result previously judged by the demonstration unit 40 through the fault selection submission module 330, and the fault selection submission module 330 transmits the fault result to the result comparison module 340, so that the result comparison module 340 compares and analyzes the acquired fault information and the acquired fault result to obtain a comparison result, and the comparison result is displayed in the display module 320 for the teacher and the student to check, thereby improving the theory and the practical operation ability of the student.
Preferably, the display module 320 is a hardware module, for example, a display screen made of LED, LCD, CRT, PDP, or OLED.
Preferably, the fire automatic alarm control unit 30 further includes a score conversion module 350 and a printing module 360, wherein the score conversion module 350 is in signal connection with the result comparison module 340, the display module 320 and the printing module 360 respectively, and a score conversion formula is preset in the score conversion module 350, so that the score conversion module 350 obtains the comparison result in the result comparison module 340, converts the comparison result into a score by using the score conversion formula, and displays the converted score on the display module 320 for the teacher and the student to view, of course, the score conversion module 350 can also transmit the converted score to the printing module 360, and further, the converted score is printed as a paper score by the printing module 360 for the teacher and the student to view visually, thereby enabling the teacher to know the learning status of the student.
The application discloses a fire automatic alarm teaching demonstration system based on automated control's implementation principle does: firstly, the fault information of the fire automatic alarm system is implanted into the central processing module 110 of the PLC control unit 10 in the form of fault program, the implanted fault program is processed by the central processing module 110, stored and backed up in the storage module 120, each fault program in the storage module 120 is circularly rolled by the fault program rolling module 130, then, one fault program is randomly screened out from each rolled fault program by the fault program screening module 140, and the screened fault program is transmitted to the repeater unit 20 by the fault program output module 150, then, on one hand, the repeater unit 20 controls the opening and closing of the opening and closing contacts of the relay module 200 according to the received fault program, on the other hand, the repeater unit 20 transmits the received fault program to the output program library module 300 of the fire automatic alarm control unit 30, performing temporary storage, the opening and closing of the opening and closing contacts of the relay module 200 may cause the opening and closing of a plurality of lines in the line module 400, and further cause a plurality of devices in the device module 410 to work or not work, then, a student checks whether each line in the line module 400 and each device in the device module 410 have a fault through the fault checking module 420, and knows the fault result of the fault, the student submits the fault result through the fault selection submitting module 330 according to the known fault result, and transmits the fault result to the result comparing module 340, the fault program retrieving and analyzing module 310 retrieves the fault program in the output program library module 300, and parses the retrieved fault program, so as to parse the fault information corresponding to the fault program, and transmit the parsed fault information to the result comparing module 340, and further, the result comparing module 340 compares the fault information and the fault result, the comparison result can be a correct comparison result, the comparison result can be displayed in the display module 320 for the student and the teacher to check, the result comparison module 340 can also transmit the comparison result to the score conversion module 350, the comparison result is converted into a score through the score conversion module 350, the score is displayed in the display module 320, the score conversion module 350 can also transmit the score to the printing module 360, a paper score sheet is printed through the printing module 360, the teacher and the student can visually check, and therefore the teacher can know the learning condition of the student.
Referring to fig. 9, as shown in the drawings, the present application further discloses an automatic fire alarm teaching demonstration method based on automatic control, which includes the following steps:
implanting a fault program into the PLC control unit 10 and transmitting the implanted fault program to the repeater unit 20; the fault program implanting module 100 is used to implant common fault programs, such as information about signal line fault, power line fault, module fault, device duplication, output line fault, feedback line fault, device fault, bus short-circuit fault, bus open fault, and bus ground fault, into the central processing module 110, and then store the fault programs in the storage module 120, the fault program rolling module 130 is used to roll the fault programs in the storage module 120 in a clock manner, the fault program screening module 140 is used to screen out one fault program from the rolled fault programs, and the screened fault program is transmitted to the repeater unit 20 through the fault program output module 150.
The repeater unit 20 controls the opening and closing of the opening and closing contacts of the relay module 200 according to the received fault program, and transmits the received fault program to the automatic fire alarm control unit 30; the repeater unit 20 may further include a terminal strip module 210, the terminal strip module 210 is in signal connection with the relay module 200 and the demonstration unit 400, and the terminal strip module 210 includes a plurality of connection terminals, and is connected with the line module 400 of the demonstration unit 40 through the plurality of connection terminals, so that the connection of the line module 400 is facilitated.
The automatic fire alarm control unit 30 analyzes the fault information included in the fault program based on the received fault program; the repeater unit 30 transmits the fault program to the output program library module 300 for temporary storage, and then the fault program calling and analyzing module 310 calls the fault program in the output program library module 300 and analyzes the called fault program to analyze the corresponding fault information, and transmits the fault information to the display module 320 and the result comparing module 340 respectively.
Troubleshooting the fault of the demonstration unit 40 and obtaining a fault result; the student can respectively troubleshoot the faults occurring in the line module 400 and the equipment module 410 through the fault troubleshooting module 420, and know the fault result.
Comparing the analyzed fault information with the obtained fault result to obtain a comparison result; wherein, the student selects and submits the fault result by the fault selection submitting module 330 according to the known fault result, and transmits the fault result to the result comparing module 340, the result comparing module 340 compares and analyzes the obtained fault result with the analyzed fault information, to obtain the comparison result, and transmit the comparison result to the display module 320 and the achievement conversion module 350, respectively, the achievement conversion module 350 is preset with the achievement conversion formula, further, the score conversion module 350 converts the comparison result into a score according to the comparison result and the score conversion formula, and displays the achievements in the display module 320, and the achievement conversion module 350 can also transmit the achievements to the printing module 360, furthermore, the printing module 360 is used to print the score into a paper score sheet for the instructor and the student to visually check, so that the instructor can know the learning status of the student.
The foregoing is a preferred embodiment of the present application and is not intended to limit the scope of the application in any way, and any features disclosed in this specification (including the abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Claims (10)
1. The automatic fire alarm teaching demonstration system based on automatic control is characterized by comprising a PLC (programmable logic controller) control unit (10), a repeater unit (20), an automatic fire alarm control unit (30) and a demonstration unit (40), wherein the repeater unit (20) is in signal connection with the PLC control unit (10), the automatic fire alarm control unit (30) and the demonstration unit (40) respectively, the repeater unit (20) comprises a plurality of relay modules (200), and an opening contact and a closing contact are arranged in each relay module (200); wherein the content of the first and second substances,
the PLC control unit (10) is used for implanting a fault program and transmitting the implanted fault program to the repeater unit (20) so as to control the opening and closing of the opening and closing contacts of the relay module (200) of the repeater unit (20);
the repeater unit (20) is used for transmitting the received fault program to the automatic fire alarm control unit (30) and controlling the on-off of the demonstration unit (40) according to the on-off of the on-off contact of the relay module (200);
the automatic fire alarm control unit (30) is used for temporarily storing the received fault program and analyzing fault information contained in the fault program according to the fault program;
the demonstration unit (40) is used for demonstrating teaching so that a student can judge the fault and obtain a fault result;
and comparing the obtained fault result with the analyzed fault information, and obtaining a comparison result.
2. The automatic fire alarm teaching demonstration system based on the automated control according to claim 1, wherein the PLC control unit (10) comprises a fault program implantation module (100), a central processing module (110), a storage module (120), a fault program rolling module (130), a fault program screening module (140) and a fault program output module (150) which are connected in sequence by signals; wherein the content of the first and second substances,
the fault program implantation module (100) is used for implanting a fault program into the central processing module (110);
the central processing module (110) is used for carrying out data processing on the implanted fault program;
the storage module (120) is used for storing and backing up the fault program after data processing;
the fault program rolling module (130) is used for rolling each fault program in the storage module (120) according to a set rule;
the fault program screening module (140) is used for randomly screening out a fault program from the rolling fault programs;
the fault program output module (150) is used for outputting the screened fault program.
3. The automatic fire alarm teaching demonstration system based on the automated control according to claim 2, wherein the fault program implantation module (100) comprises a fault program import sub-module (101) and a fault program edit sub-module (102), and the fault program import sub-module (101) and the fault program edit sub-module (102) are respectively in signal connection with the central processing module (110); wherein the content of the first and second substances,
the fault program importing submodule (101) is used for importing a fault program to the central processing module (110);
the fault program editing submodule (102) is used for editing a fault program to the central processing module (110).
4. The automatic fire alarm teaching demonstration system based on automatic control according to claim 1, wherein the repeater unit (20) further comprises a terminal block module (210) for signal connection of the demonstration unit (40), the terminal block module (210) comprises a plurality of connection terminals, and the terminal block module (210) is further signal connected with the relay module (200).
5. The automatic fire alarm teaching demonstration system based on automatic control according to claim 1, wherein the automatic fire alarm control unit (30) comprises an output program library module (300), a fault program calling and analyzing module (310) and a display module (320) which are connected in sequence through signals; wherein the content of the first and second substances,
the output program library module (300) is used for receiving and temporarily storing the fault programs transmitted by the repeater unit (20);
the fault program calling and analyzing module (310) is used for calling the fault program in the output program library module (300) and analyzing the called fault program to obtain the contained fault information;
the display module (320) is used for displaying the analyzed fault information.
6. The automatic fire alarm teaching demonstration system based on automatic control of claim 5, wherein the automatic fire alarm control unit (30) further comprises a fault selection submission module (330) and a result comparison module (340), the result comparison module (340) is respectively connected with the fault program calling and analyzing module (310), the display module (320) and the fault selection submission module (330) through signals; wherein the content of the first and second substances,
the fault selection submitting module (330) is used for selecting and submitting fault results and transmitting the submitted fault results to the result comparison module (340);
the result comparison module (340) is used for obtaining the analyzed fault information, comparing and analyzing the obtained fault result and the fault information to obtain a comparison result, and displaying the obtained comparison result on the display module (320).
7. The automatic fire alarm teaching demonstration system based on automatic control according to claim 6, wherein the automatic fire alarm control unit (30) further comprises a score conversion module (350) and a printing module (360), wherein the score conversion module (350) is respectively connected with the result comparison module (340), the display module (320) and the printing module (360) through signals; wherein the content of the first and second substances,
the achievement conversion module (350) is used for converting the comparison result into an achievement and displaying the achievement on the display module (320);
the printing module (360) is used for acquiring scores and printing the acquired scores into a score sheet.
8. The automatic fire alarm teaching demonstration system based on automatic control according to claim 3, wherein the demonstration unit (40) comprises a line module (400), an equipment module (410) and a troubleshooting module (420), the line module (400) is in signal connection with the terminal block module (210) and the equipment module (410), respectively; wherein the content of the first and second substances,
the circuit module (400) is used for switching on and off according to the switching contact of the relay module (200), and the circuit module (400) comprises a plurality of circuits;
the equipment module (410) is used for selecting whether to enter an operating mode according to the connection and disconnection of the line module (400), and the equipment module (410) comprises a plurality of pieces of equipment;
the troubleshooting module (420) is used for respectively troubleshooting the line module (400) and the equipment module (410) and obtaining a failure result.
9. The automatic fire alarm teaching demonstration system based on automatic control of claim 5 wherein the fault information includes signal line fault information, power line fault information, module fault information, equipment duplication information, output line fault information, feedback line fault information, bus short fault information, bus open fault information and bus ground fault information.
10. An automatic fire alarm teaching demonstration method based on automatic control, which is characterized in that the automatic fire alarm teaching demonstration system based on automatic control of any one of claims 1-9 is adopted, and comprises the following steps:
implanting a fault program into the PLC control unit (10), and transmitting the implanted fault program to the repeater unit (20);
the repeater unit (20) controls the opening and closing of the opening and closing contacts of the relay module (200) according to the received fault program, and transmits the received fault program to the automatic fire alarm control unit (30);
the automatic fire alarm control unit (30) analyzes fault information contained in the fault program according to the received fault program;
troubleshooting the fault occurring in the demonstration unit (40) and obtaining a fault result;
and comparing the analyzed fault information with the obtained fault result to obtain a comparison result.
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Address after: 450000 floor 5, building 37, Gongren new village, Jinshui District, Zhengzhou City, Henan Province Applicant after: Yinyuan Technology Group Co.,Ltd. Address before: 450000 floor 5, building 37, Gongren new village, Jinshui District, Zhengzhou City, Henan Province Applicant before: Henan Yinyuan Electronic Co.,Ltd. |
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Application publication date: 20201211 |