CN201072614Y - Novel high-performance electrotechnics experimental device - Google Patents
Novel high-performance electrotechnics experimental device Download PDFInfo
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- CN201072614Y CN201072614Y CNU2007201126322U CN200720112632U CN201072614Y CN 201072614 Y CN201072614 Y CN 201072614Y CN U2007201126322 U CNU2007201126322 U CN U2007201126322U CN 200720112632 U CN200720112632 U CN 200720112632U CN 201072614 Y CN201072614 Y CN 201072614Y
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Abstract
The utility model relates to a novel high performance electrician technology experiment device, which adopts a mesa structure, the composition comprises a screen and a table for placing the screen, the screen is divided into seven areas: an AC supply start and a stop area, namely area I with experiment device positioned at left side of the screen; a fluorescent lamp area, namely area II for doing experiment placed at right side of the area I; an AC instrument area, namely area III positioned at right side of the area II; a DC instrument area, namely area IV positioned at right side of the area III; a signal source area, namely area VI positioned on right side of the area IV; a DC supply area, namely V positioned on right side of the area VI; both sides of the screen are positioned with the AC supply and a communication interface area, namely area VII. The utility model has fully preservation system to guarantee that equipments can not be damaged and ensure long reliable use and beautiful and elegant structures of the equipments, thereby being favorable for layout and adjustment of laboratories. The utility model is arranged in circuit analysis and electrotechnics teaching experiments of each institution for higher learning and polytechnic school and technical school.
Description
Technical field
The utility model relates to a kind of instruments used for education, is specifically related to a kind of novel high-performance electrotechnics experimental provision that is used for education experiment.
Background technology
Circuit analysis, electrotechnics is the most important specialized core course of industry science, it simultaneously also is the specialized core course that industry science student electricity class course aspect is offered at first, in the process of industry science student academic program, play important role, and experiment link is this subject important key link, circuit analysis, the checking of electrotechnics basic theory, the student excites the interest aspect the electric class course, basic components and parts, study of instrument knowledge or the like all is to move towards the link that industry spot must experience from books, is must experience link from the student to what the slip-stick artist changed.And as electric class infrastest, nearly all electric class specialty all needs to offer the Experiment of Electrical Engineering class, and the experimental provision demand is big, and is higher to the experimental provision reliability requirement simultaneously.
But personal safety that the experimental facilities existence shortage of using in each institution of higher learning, special secondary school technical school is perfect and equipment self safeguard measure, various power of alterating and direct current, the mutual interface of instrument do not match at present; the experimental facilities reliability is the many problems of high easy damage or the like not; experimental provision structurally volume is too huge; be not easy to the laboratory layout on the one hand, be inconvenient to test the teacher on the other hand the student experimenting scene is managed and instructs.
The utility model content
In order to overcome above-mentioned defective; the purpose of this utility model is to provide a kind of omnibearing protection system that has; support equipment self can not damage, the use and the structure novel high-performance electrotechnics experimental provision that helps breadboard layout and adjustment elegant in appearance reliably and with long-term of support equipment.
The present invention or utility model are in order to realize above-mentioned purpose, and the technical scheme that the utility model is taked is
A kind of novel high-performance electrotechnics experimental provision, it adopts mesa structure, composition comprises: the desk of screen body and placement screen body is characterized in that: described screen body is divided into seven big zones, and the left side of shielding body is equipped with the AC power startup of experimental provision, is stopped the district is the I district; The right side in described I district is equipped with the II district, daylight lamp district of doing experiment usefulness; The right side in described II district is equipped with and exchanges gauge field III district; Direct current gauge field IV district is equipped with on the right side in described III district; VI district, signal source region is equipped with on the right side in described IV district; V district, direct current source region is equipped with on the right side in described VI district; AC power and VII district, communication interface district are equipped with in the both sides of described screen body.
Above-mentioned novel high-performance electrotechnics experimental provision, the AC power of described I district experimental provision starts, stops the district and is provided with three-phase power line voltage indicating instrument, three-phase mains voltage indication switching device shifter, timer hold concurrently alarm record instrument, control loop fuse, stop button, start button, battery main switch, alarm indicator, signal plug, reset button, three phase voltage regulating output, and test and is provided with 30W fluorescent tube, daylight light fuse with the daylight lamp district in described II district; Described III district exchanges gauge field and is provided with the two apparent real effective A.C. voltmeters of digital-to-analogue; the two apparent real effective alternating current ammeters of digital-to-analogue; the intelligent AC power meter; the real effective ac millivoltmeter; fuse; exchange the instrument power switch; described IV district direct current gauge field is provided with the two apparent intelligent DC voltage tables of digital-to-analogue; the two apparent intelligent DC reometers of digital-to-analogue; power switch; the electric current socket; direct current source region, described V district is provided with direct current digital display constant current source; direct current digital display stabilized voltage supply; D.C. regulated power supply; signal source region, described VI district is provided with the power function signal generator; described VII district's AC power and communication interface district are provided with earth leakage protective device; the three-phase and quadrupole socket; single-phase three core sockets; three core Duplex sockets; the unit communication interface; the multi-computer communication interface; described laboratory table is provided with two drawers and cupboard, and laboratory table has wheel.
Of the present utility model have a following advantage
The utility model device is provided with the omnibearing protection system, and measures such as voltage-type earth leakage protection, current mode earth leakage protection, totally-enclosed experiment lead are arranged, and ensures that experimentation is perfectly safe, and thoroughly eliminates experiment academics and students's misgivings; Be provided with the equipment protection system of complete machine interlock, overcurrent protection, overvoltage protection and the protection of instrument outrange etc. are arranged, support equipment self can not damage, the use reliably and with long-term of support equipment.System structurally, the conjuncted design of control flow and laboratory table, the experimental provision whole height reduces, and is convenient to the better layout in laboratory, is convenient to teacher's experiment management and experiment and carries out.Instrument adopts the two apparent instrument of high-precision digital-to-analogue, same measured value can show with digital mode, also can show with pointer, its pointer gauge adopts the minute surface gauge outfit, reading is more accurate, this table have simultaneously the digital watch convenient reading accurately and pointer gauge react advantage faster, the student can learn the use of pointer gauge, digital watch simultaneously in the process of testing, range can be automatic or manual simultaneously, can satisfy the experimental data accuracy like this and cultivate the needs of the many-sided ability of student.Direct supply adopts high-performance constant pressure and flow stabilized voltage supply, and it is soft by protection to have a reliable short circuit; All instrument all adopt intelligence instrument on the experimental provision, can realize that range automaticallyes switch, and outrange is protected automatically, can store the data power down and not lose, and can communicate by letter with computer realization.Direct-flow voltage regulation source, constant current source have the communication gauge outfit, can realize and the function of compunication simultaneously in the indication output valve, are convenient to test teacher's unified management, have alleviated teacher's workload greatly.
This experimental provision takes into full account breadboard present situation and development trend, with opening experiment and raising students ' practical ability is aim, and the development trend of the present experimental facilities of combination, experimental provision has been realized the connected network communication function, described connected network communication is multi-computer communication or local area network communication, each experimental considerations unit improves students'ability for practice to greatest extent with checking property, designability, comprehensive combining.Experimental box can be placed on the table top and experimentize, and panel adopts organic glass, line clear, and wiring is rationally.
Control flow of the present utility model and laboratory table are irony plastic-blasting structure, aluminium matter panel, start-up control device, three-phase mains voltage indication switching device shifter, D.C. regulated power supply, constant current source, power function signal generator, the timer that is fixed with AC power on the screen hold concurrently alarm record instrument and the two apparent D.C. voltmeters of digital-to-analogue, reometer and the two apparent A.C. voltmeters of digital-to-analogue, reometer, real effective ac millivoltmeter and intelligent AC power meter etc.Desktop is fire prevention, waterproof, wear-resisting high-density plate, and is firm in structure, and it is generous to have attractive appearance.Respectively be provided with two drawers with lock about desk, the right is provided with places the detachable shelf that oscillograph is used.Cabinet case under the desktop can be used for placing experimental box, instrument and data etc.Laboratory table also is provided with four wheels and four secured adjusted mechanisms, is convenient to move and fix, and helps breadboard layout and adjustment.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a right view of the present utility model;
Fig. 3 is a left view of the present utility model.
Among the figure: 1 indication panel body, 2 expression desks, 3 expression three-phase power line voltage indicating instrument, 4 expression three-phase mains voltage indication switching device shifters, 5 expression timers hold concurrently alarm record instrument, 6 expression control loop fuses, 7 expression stop buttons, 8 expression start buttons, 9 expression battery main switches, 10 expression alarm indicators, 11 expression signal plugs, 12 expression reset button, 13 expression three phase voltage regulatings outputs, 14 expression fluorescent tubes, 15 expression daylight light fuses; The two apparent real effective A.C. voltmeters of 16 expression digital-to-analogues, the two apparent real effective alternating current ammeters of 17 expression digital-to-analogues, 18 expression intelligent AC power meters, 19 expression real effective ac millivoltmeters, 20 expression fuses, 21 expressions exchange the instrument power switch; The two apparent intelligent DC voltage tables of 22 expression digital-to-analogues, the two apparent intelligent DC reometers of 23 expression digital-to-analogues, 24 expression power switches, 25 expression electric current sockets; 26 expression direct current digital display constant current sources, 27 expression direct current digital display stabilized voltage supplys, 28 expression D.C. regulated power supplies; 29 expression power function signal generators; 30 expression earth leakage protective devices, 31 expression three-phase and quadrupole sockets, the single-phase three core sockets of 32 expressions, 33 expressions, three core Duplex sockets, 34 expression unit communication interfaces, 35 expression multi-computer communication interfaces, 36 expression drawers, 37 expression cupboards.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings 1,2,3, the technical solution of the utility model is described in further detail.
The left rear side of the utility model high-performance electrotechnics experimental provision has a power lead that is connected to three-phase four-core plug, three-phase four-core plug is connected three-phase four-core 380V electric main, the residual current circuit breaker 30 in experiment screen left side is allocated to ON, at this moment, the three-phase four-core socket 31 in screen left side is exportable three-phase 380V alternating current, the alternating voltage of three core duplex supply sockets, the 33 exportable 220V on right side, open key formula three-phase supply master switch 9, it is bright for red " to stop " button 7 lamps, the single-phase three core supply sockets 32 of experiment table left surface have the alternating voltage output of 220V, with the handle of the three-phase automatic coupling voltage regulator 38 of experiment table left surface by counterclockwise rotating to zero-bit, " voltage indication switch " switch 4 is allocated to " three phase network input " side, and the needle dc voltmeter 3 that three ranges are 0～450V indicates the value of three-phase power line voltage.It is green pressing " startup " button 8 lamps bright, and red button 7 lamps go out, and the green button 8 lamps are bright, can hear the moment adhesive sound of A.C. contactor in the screen simultaneously, and three phase voltage regulating exports 13 on the panel adjustable alternating voltage output; So far, the experimental provision startup finishes; The supply socket of experimental provision both sides provides AC power to experiment; On the experiment screen 30W fluorescent tube 14 is arranged, four pins of fluorescent tube independently cause on the screen, use when doing the daylight lamp experiment for the student.
When using the utility model experimental provision to do experiment, in the manner described above experimental provision is started up, experimental box lies on the laboratory table, does experiment according to the requirement of guide book of experiment.During experiment, when using each instrument, open meter switch; When using direct supply or signal generator, open corresponding power switch respectively, utilize the experiment connecting line, experimental provision and experimental box are combined finish each experiment.
At last, should be pointed out that above embodiment only is the more representational example of the utility model.Obviously, the technical solution of the utility model is not limited to the foregoing description, and many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from the disclosed content of the utility model all should be thought protection domain of the present utility model.
Claims (8)
1. novel high-performance electrotechnics experimental provision, it adopts mesa structure, composition comprises: screen body and the desk of placing the screen body is characterized in that: described screen body is divided into seven big zones, and the AC power that experimental provision is equipped with in the left side of screen body starts, stops the district is the I district; The right side in described I district is equipped with the II district, daylight lamp district of doing experiment usefulness; The right side in described II district is equipped with and exchanges gauge field III district; Direct current gauge field IV district is equipped with on the right side in described III district; VI district, signal source region is equipped with on the right side in described IV district; V district, direct current source region is equipped with on the right side in described VI district; AC power and VII district, communication interface district are equipped with in the both sides of described screen body.
2. novel high-performance electrotechnics experimental provision according to claim 1 is characterized in that: the AC power of described I district experimental provision starts, stop to distinguish and be provided with socket, reset button, the three phase voltage regulating output that alarm record instrument, control loop fuse, stop button, start button, battery main switch, alarm indicator, signal stop to distinguish of holding concurrently of three-phase power line voltage indicating instrument, three-phase mains voltage indication switching device shifter, timer.
3. novel high-performance electrotechnics experimental provision according to claim 1 is characterized in that: the experiment of described II district is provided with fluorescent tube and described daylight light fuse with the daylight lamp district.
4. novel high-performance electrotechnics experimental provision according to claim 1, it is characterized in that: described III district exchanges gauge field and is provided with the two apparent real effective A.C. voltmeters of digital-to-analogue, the two apparent real effective alternating current ammeters of digital-to-analogue, intelligent AC power meter, the real effective ac millivoltmeter, fuse, interchange instrument power switch.
5. novel high-performance electrotechnics experimental provision according to claim 1 is characterized in that: described IV district direct current gauge field is provided with the two apparent intelligent DC voltage tables of digital-to-analogue, the two apparent intelligent DC reometers of digital-to-analogue, power switch, electric current socket.
6. novel high-performance electrotechnics experimental provision according to claim 1 is characterized in that: direct current source region, described V district is provided with direct current digital display constant current source, direct current digital display stabilized voltage supply, D.C. regulated power supply.
7. novel high-performance electrotechnics experimental provision according to claim 1 is characterized in that: signal source region, described VI district is provided with the power function signal generator.
8. novel high-performance electrotechnics experimental provision according to claim 1 is characterized in that: described VII district's AC power and communication interface district are provided with earth leakage protective device, three-phase four-core socket, single-phase three core sockets, three core Duplex sockets, unit communication interface, multi-computer communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201126322U CN201072614Y (en) | 2007-07-26 | 2007-07-26 | Novel high-performance electrotechnics experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201126322U CN201072614Y (en) | 2007-07-26 | 2007-07-26 | Novel high-performance electrotechnics experimental device |
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| Publication Number | Publication Date |
|---|---|
| CN201072614Y true CN201072614Y (en) | 2008-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2007201126322U Expired - Fee Related CN201072614Y (en) | 2007-07-26 | 2007-07-26 | Novel high-performance electrotechnics experimental device |
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| CN (1) | CN201072614Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996333A (en) * | 2014-05-27 | 2014-08-20 | 西安开元电子实业有限公司 | Demonstration and practical training device of timed control electrical system |
| RU2566494C2 (en) * | 2013-12-24 | 2015-10-27 | Федеральное Государственное унитарное предприятие "Уральский электромеханический завод" | Workplace of construction electrician |
| CN106932663A (en) * | 2015-12-29 | 2017-07-07 | 中国石油天然气股份有限公司 | The measuring instrument of frequency conversion system |
| CN107866406A (en) * | 2016-09-23 | 2018-04-03 | 苏州润桐专利运营有限公司 | A kind of control panel for ultrasonic cleaning equipment |
-
2007
- 2007-07-26 CN CNU2007201126322U patent/CN201072614Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2566494C2 (en) * | 2013-12-24 | 2015-10-27 | Федеральное Государственное унитарное предприятие "Уральский электромеханический завод" | Workplace of construction electrician |
| CN103996333A (en) * | 2014-05-27 | 2014-08-20 | 西安开元电子实业有限公司 | Demonstration and practical training device of timed control electrical system |
| CN106932663A (en) * | 2015-12-29 | 2017-07-07 | 中国石油天然气股份有限公司 | The measuring instrument of frequency conversion system |
| CN106932663B (en) * | 2015-12-29 | 2021-04-30 | 中国石油天然气股份有限公司 | Measuring instrument of frequency conversion system |
| CN107866406A (en) * | 2016-09-23 | 2018-04-03 | 苏州润桐专利运营有限公司 | A kind of control panel for ultrasonic cleaning equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080611 Termination date: 20120726 |