CN2620902Y - Programmable training device - Google Patents
Programmable training device Download PDFInfo
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- CN2620902Y CN2620902Y CN 03232826 CN03232826U CN2620902Y CN 2620902 Y CN2620902 Y CN 2620902Y CN 03232826 CN03232826 CN 03232826 CN 03232826 U CN03232826 U CN 03232826U CN 2620902 Y CN2620902 Y CN 2620902Y
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- control circuit
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- motor
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Abstract
The utility model relates to a programming training device, belonging to a teaching demonstrating mould, which includes a control circuit board and an electric motor M. The control circuit board is composed of a wiring connection mounting board (1) regularly arranged with components, testing meters and a trunking board (2) according to the wiring connection regulation of the control circuit. All the components and the testing meters are arranged with a programming controller PLC, automatic air switches QF, fuses FU, contactors KM, a connection terminal board XT, a voltmeter V, a current meter A, indicator lights EL, and a button switch SB. All the components, the testing meters and the electrical motor are electrically connected according to the motor starting control circuit. All the components and the testing meters of the utility model are concise and standard in arrangement. The connections of the leads are intuitive, therefore being convenient for standard, intuitive teaching and demo operation. The utility model can be used in programming control training and assessing for a plurality of motor initiating means, and can also be used in subsequent starting control for a plurality of motors.
Description
Technical field
The utility model belongs to the teaching mould technical field, makes the device of skill training and examination, evaluation in fact in particular for Electric Traction operation circuit able to programme.
Background technology
In the Electric Traction teaching of school especially skilled workers school, relate to the teaching of operation circuit able to programme, except allowing the student grasp theoretically the ABC of operation circuit, more be to allow the student start to learn and train the mode of connection of operation circuit, whether in the examination of electrician specialty workman's vocational skills and identifying, it is correct also to need the operation circuit that the device of a cover standard checks the workman to run in.Yet, in existing school instruction, be mostly that making some coarse, simple and crude operation circuit trainers by teacher oneself according to the needs of teaching starts to learn for the student.These Electrical Engineering Practice trainers normally teacher are made according to own understanding and teaching needs to teaching material, and randomness is bigger, and standardization is relatively poor, do not possess versatility yet, the practical operation knowledge standard that causes the student to acquire differs, and level is uneven, being poor in basic training of grasp; Simultaneously, do not have unified and standard teaching and training device, brought certain inconvenience yet to teachers ' teaching.In addition, in existing electrician's vocational skills examination and identifying, that adopt or traditional checks the operation circuit wiring correctness that is run in by the examination personnel one by one by the chief examiner teacher, still the device that does not have the cover examination check workman practical operation level that relatively standard is perfect, cause disunity, the factor and individual subjective factor of appraisal standards big easily, the accuracy and the fairness of influence examination qualification result.
Summary of the invention
The purpose of this utility model provides a kind of course of work that can demonstrate the programmable device operation circuit intuitively of unifying standard in order to overcome above-mentioned the deficiencies in the prior art just, can also be used for student's hands-on mode of connection and operation steps, and can be used to examine the trainer able to programme of identifying the students ' actual situation operant level.
The purpose of this utility model is achieved by the following technical solution.
This Control Training device able to programme includes control circuit board and squirrel cage asynchronous motor M, described control circuit board is to install regularly by operation circuit wiring rule to be provided with components and parts on the wiring installing plate, test instrumentation and wire casing plate, set components and parts and test instrumentation have Programmable Logic Controller PLC, automatic air-break switch QF, fuse FU, contactor KM, terminal board XT, voltage table V, reometer A, pilot lamp EL, pushbutton switch SB, each components and parts, test instrumentation, operation circuit by electric motor starting between the squirrel cage asynchronous motor M is electrically connected.
The position distribution of each components and parts on the wiring installing plate is divided into left and right two big zones, and left area first row is installed Programmable Logic Controller PLC, and second row is arranged 2 automatic air-break switch QF
1, QF
2, three-phase fuse FU
1, two-phase fuse FU
2, the third line is arranged 3~4 contactor KM
1~KM
4, fourth line is arranged terminal board XT, is provided with the wire casing plate between the periphery of left area and the per two row components and parts, and all leads that connect components and parts all are arranged in the wire casing plate; Zone, the right first row is arranged voltage table V and reometer A, and second walks to fourth line 9 display lamp EL of arrangement
1~EL
9, fifth line is arranged 2~3 pushbutton switch SB
1~SB
3On contactor, also be plugged with auxiliary contact.
Operation circuit principle able to programme is the knowledge that the electrician specialty those of ordinary skill is known altogether, also is the content that must learn in electrician's teaching materials at different levels.Components and parts that the utility model is required with the programmable device operation circuit and test instrumentation all reasonably are provided with in order according to the wiring characteristics of its operation circuit and are installed on the wiring installing plate, and the wire casing plate has been installed on the wiring installing plate on demand, can between each components and parts, have been carried out the soft wiring of laying easily; Set measuring instrument can detect the working condition of operation circuit and the course of work of electromagnetic speed regulating device at any time.The utility model, each components and parts is arranged succinct, clear, lead connects intuitively visual, be convenient to operate and and to fault analysis, inspection and the eliminating of operation circuit, refer to and have certain practical value on the industrial electric opertaing device.Use the utility model, the teacher demonstrates after can carefully connecting the wire, and the principle of work and the process of programmable device shown intuitively, can also be done it yourself after the wiring by the student, and whether the check wiring is correct.In examination is identified, the control circuit board that is run in addition by the examination personnel can be inserted the operation circuit that terminal board replaces this device, the correctness of its winding displacement of energising check.
Further set forth the utility model below in conjunction with Figure of description.
Description of drawings
Fig. 1 is a front view of the present utility model,
Fig. 2 is A '-A ' cut-open view of Fig. 1,
Fig. 3 is B '-B ' cut-open view of Fig. 1,
Fig. 4~Fig. 7 is wiring schematic diagram, main circuit diagram, Programmable Logic Controller connection layout and the ladder diagram of the terminal board of motor Y--△ startup;
Fig. 8~Figure 11 is wiring schematic diagram, main circuit diagram, Programmable Logic Controller connection layout and the ladder diagram of the terminal board of motor forward and backward;
Figure 12~Figure 14 is wiring schematic diagram, main circuit diagram and the Programmable Logic Controller connection layout of the terminal board of motor double speed startup;
Figure 15~Figure 17 is wiring schematic diagram, main circuit diagram and the Programmable Logic Controller connection layout of the terminal board of motor three speed startups.
Embodiment
As Fig. 1~shown in Figure 3, on wiring installing plate 1, be provided with Programmable Logic Controller PLC, each components and parts and test instrumentation are installed, the position distribution of each components and parts on wiring installing plate 1 is divided into left and right two big zones, left area first row is arranged Programmable Logic Controller PLC, and second row is arranged automatic air-break switch QF
1, QF
2, three-phase fuse FU
1, two-phase fuse FU
2, the third line is arranged 4 contactor KM
1~KM
4, fourth line is arranged terminal board XT, between the periphery of left area and the per two row components and parts wire casing plate 2 is set all, and all leads that connect components and parts all are arranged in the wire casing plate; Zone, the right first row is arranged voltage table V and reometer A, and second walks to fourth line arranges 9 display lamp EL
1~EL
9, fifth line is arranged 3 pushbutton switch SB
1~SB
3The auxiliary contact of on contactor, also can pegging graft.Be electrically connected by Fig. 5, Fig. 6 or Fig. 9, Figure 10 or Figure 13, Figure 14 or Figure 16, Figure 17 between Programmable Logic Controller, each components and parts, test instrumentation and the motor M, just constituted the utility model.Three-phase fuse FU is set
1Can form protection, fuse FU to main circuit
2Control loop to Programmable Logic Controller PLC is protected.Use the utility model, can learn programmed method,, work out out ladder diagram, again with the program input Programmable Logic Controller of compiling out, just can change the logical relation of circuit and need not change the circuit that lays, thereby realize the transformation of circuit function according to main circuit diagram.Power turn-on switch QF
1, voltage table V, reometer A show whether main circuit is normal.As shown in Figure 5, when starting, at first make contactor KM
1, KM
2Coil get electricly, the normally opened contact closure makes the stator winding of motor become Y shape to connect, and after the electric motor starting rotation, by time control, treats that rotating speed rises to certain numerical value, makes contactor KM again
1Coil losing electricity, normally opened contact is changed into off-state from connection, and contactor KM
3Coil gets electric, and the normally opened contact closure makes the winding of motor change the △ connection into, reaches the purpose that Y shape starts the running of △ shape.Fig. 6 is the I/O connection layout, and Fig. 7 is a ladder diagram.According to ladder diagram, principle of work is as follows: press start button SB
1, contact 0000 is connected, and timer TIM00 picks up counting, and 0500 coil is connected simultaneously, contactor KM
1Normally opened contact closure, motor stator winding become Y shape to connect.0500 normally opened contact closure, normally closed contact disconnects, and 0501 coil is connected, and guaranteed that 0502 coil disconnects.At this moment, two contacts of 0501 coil are connected, and one of them is in parallel with 0000 contact, finishes self-locking; Another contact is that the connection of 0502 coil is ready.The connection of 0501 coil makes contactor KM
2Motor power is connected in the energising action, and motor begins rotation with the connection of Y shape.After 12 seconds, timer TIM00 coil working, the normally closed contact of TIM00 disconnects, and 0500 coil disconnects thereupon, KM
1Dead electricity, the Y shape connection of motor stator winding is cut off.It is closed that 0500 normally closed contact recovers, and 0502 coil is connected, contactor KM
3Energising action, motor windings are pressed △ shape and are connected, and enter operate as normal.A normally closed contact of 0502 coil resets timer TIM00, and assurance 0500 coil is no longer connected.When requiring the motor stall, press stop button SB
2, at this moment, 0001 contact disconnects.The whole dead electricity of contactor, motor is out of service.Can pass through display lamp EL
1~EL
9Demonstration observe the main circuit three-phase supply and whether normal motor works under various Starting mode.
Utilization the utility model can carry out the motor forward and backward starts, double speed starts, three speed start programming Control training and examination by Fig. 8~wiring shown in Figure 17 and programming.Can also insert multiple electric motors, realize the sequence starting control of multiple electric motors.
Claims (3)
1, trainer able to programme, the wiring that is used to demonstrate the course of work of Programmable Logic Controller and operation circuit thereof and carry out operation circuit is trained and examination, it is characterized in that, it includes control circuit board and squirrel cage asynchronous motor M, described control circuit board is upward to install regularly by operation circuit wiring rule at wiring installing plate (1) to be provided with components and parts, test instrumentation and wire casing plate (2), set components and parts and test instrumentation have Programmable Logic Controller PLC, automatic air-break switch QF, fuse FU, contactor KM, terminal board XT, voltage table V, reometer A, pilot lamp EL, pushbutton switch SB, each components and parts, test instrumentation, operation circuit by electric motor starting between the squirrel cage asynchronous motor M is electrically connected.
2, trainer according to claim 1 is characterized in that, the position distribution of each components and parts on wiring installing plate (1) is divided into left and right two big zones, and left area first row is installed Programmable Logic Controller PLC, and second row is arranged 2 automatic air-break switch QF
1, QF
2, three-phase fuse FU
1, two-phase fuse FU
2, the third line is arranged 3~4 contactor KM
1~KM
4, fourth line is arranged terminal board XT, is provided with wire casing plate (2) between the periphery of left area and the per two row components and parts, and all leads that connect components and parts all are arranged in the wire casing plate; Zone, the right first row is arranged voltage table V and reometer A, and second walks to fourth line 9 display lamp EL of arrangement
1~EL
9, fifth line is arranged 2~3 pushbutton switch SB
1~SB
3
3, trainer according to claim 1 is characterized in that, also is plugged with auxiliary contact on contactor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 03232826 CN2620902Y (en) | 2003-01-11 | 2003-01-11 | Programmable training device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 03232826 CN2620902Y (en) | 2003-01-11 | 2003-01-11 | Programmable training device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2620902Y true CN2620902Y (en) | 2004-06-16 |
Family
ID=34248710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 03232826 Expired - Fee Related CN2620902Y (en) | 2003-01-11 | 2003-01-11 | Programmable training device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2620902Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103136994A (en) * | 2011-11-23 | 2013-06-05 | 上海工程技术大学 | Open programmable logic controller (PLC) electrical engineering practice device based on safety voltage |
CN106357198A (en) * | 2016-09-05 | 2017-01-25 | 广州途道信息科技有限公司 | General control method for steering engine and motor |
-
2003
- 2003-01-11 CN CN 03232826 patent/CN2620902Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103136994A (en) * | 2011-11-23 | 2013-06-05 | 上海工程技术大学 | Open programmable logic controller (PLC) electrical engineering practice device based on safety voltage |
CN106357198A (en) * | 2016-09-05 | 2017-01-25 | 广州途道信息科技有限公司 | General control method for steering engine and motor |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |