CN203659296U - Electric power practical training teaching display cabinet - Google Patents
Electric power practical training teaching display cabinet Download PDFInfo
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- CN203659296U CN203659296U CN201320727250.6U CN201320727250U CN203659296U CN 203659296 U CN203659296 U CN 203659296U CN 201320727250 U CN201320727250 U CN 201320727250U CN 203659296 U CN203659296 U CN 203659296U
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Abstract
The utility model relates to an electric power practical training teaching display cabinet, which comprises a vertical cabinet, wherein the obverse side of the vertical cabinet is provided with a teaching practical training device for electric power safety utilization protection, the left side surface of the vertical cabinet is provided with a teaching practical training device for electrical energy saving display, and the right side surface of the vertical cabinet is provided with a teaching practical training device used for photovoltaic power generation. According to the electric power practical training teaching display cabinet, a plurality of scattered practical training devices are integrated onto the same cabinet body, and therefore the scattered practical training devices can be conveniently moved, carried and stored without being lost, training efficiency is greatly improved, practical training cost is reduced, and electrical scientific propaganda of an electric power company is facilitated.
Description
Technical field
The utility model relates to a kind of teaching training apparatus, particularly a kind of power training teaching showcase.
Background technology
Power industry has grass-roots unit disperses, and operating personnel's technical ability is required to high feature.For stable and development, all can arrive the grass-roots unit disperseing every year interior employee is carried out to study, training and the verification of professional technical ability etc. in vocational skills.In current training and learning, if student only learns by books or teacher's explanation, due to not directly perceived, student is difficult to understand, grasp.For improving learning efficiency, training has mostly adopted the theoretical mode combining with real training.Existing training cabinet one cabinet can only complete the training of a project.If carry out the training of multiple projects, must carry some scattered actual training devices, these scattered actual training devices move and carry inconvenience, very easily lose.And in the time giveing training, need to from a lot of actual training devices, find out the actual training device needing, cause the waste of plenty of time, training efficiency is low.
And as Utilities Electric Co., by being necessary to publicize basic general knowledge and some popular science knowledges of electricity consumption, comprise using electricity wisely.But present publicity is to distribute leaflets or PPT by some, has both spent manpower, also spends financial resources, and also no one is ready to see the leaflet that is uninteresting, and the effect that therefore arrives publicity neither be very desirable; With regard to adopting in kind and model to publicize, although the effect of publicity has a certain upgrade, spent very much financial resources afterwards, and model is single, it is preserved also and is quite bothered, and also unusual inconvenience of movement.
Summary of the invention
The purpose of this utility model is the deficiency existing for prior art, a kind of power training teaching showcase is provided, this power training teaching showcase is arranged on some scattered actual training device set on a cabinet, make scattered actual training device be convenient to mobile carrying, and be convenient to keeping, can not lose, and greatly improve training efficiency, reduce real training cost, be convenient to the electric power popular science propaganda of Utilities Electric Co..
The purpose of this utility model is achieved in that a kind of power training teaching showcase; comprise clothes closet; the front of described clothes closet is provided with the teaching training apparatus for safety utilization of electric power protection; the left surface of described clothes closet is provided with the teaching training apparatus of showing for using electricity wisely, and the right flank of described clothes closet is provided with the teaching training apparatus for photovoltaic generation.
The described teaching training apparatus for safety utilization of electric power protection comprises isolating transformer, main-transformer, leakage guarantor experience apparatus, the earth simulator; experience apparatus is protected in described isolating transformer, main-transformer, leakage, the earth simulator is all arranged on the first substrate in clothes closet front; described isolating transformer front-end and back-end are equipped with draws test point, and the high-pressure side of described main-transformer and low-pressure side are equipped with draws interface.
Between the input end of described isolating transformer and input power, be provided with the disconnecting link HK that opens circuit, total power switch LK, the input end of the described disconnecting link HK that opens circuit is connected with input power, the output terminal of the described disconnecting link HK that opens circuit is connected with the input end of total power switch LK, the output terminal of described total power switch LK is connected with the input end of isolating transformer TI, between the output terminal of described isolating transformer TI and the input end of main-transformer, be provided with voltage regulating module TT, the input end of described voltage regulating module TT is connected with the output terminal of isolating transformer TI, the output terminal of described voltage regulating module TT is connected with the input end of main-transformer.
Described leakage is protected experience apparatus and is comprised three-phase leakage switch FK1, single-phase leakage switch FK2, three-phase air switch LK1, single-phase air switch LK2, three-phase equipment, single-phase equipment, the input end of described three-phase leakage switch, three-phase air switch is all electrically connected with input power, the output terminal of described three-phase leakage switch, three-phase air switch is all electrically connected with three-phase equipment, the input end of described single-phase leakage switch, single-phase air switch is all electrically connected with input power, and the output terminal of described single-phase leakage switch, single-phase air switch is all electrically connected with single-phase equipment.
Described the earth simulator is electrically connected with stride voltage experience apparatus, on the first substrate in described clothes closet front, be also provided with interface L and interface N for being electrically connected with step voltage experience apparatus, described interface L and interface N are electrically connected with input power by single-phase switch, described step voltage experience apparatus is made up of multiple separate test points, the corresponding electrical connection of each ground interface of each test point and the earth simulator.
Described the earth simulator comprises multiple wandering simulators, and multiple ground interfaces, the quantity of ground interface is than many one of wandering simulator quantity, from the second ground interface to the wandering simulator of connecting respectively between two each adjacent ground interfaces of ground interface second from the bottom, the wandering simulator of connecting between the first ground interface and the 3rd ground interface, the wandering simulator of connecting between last ground interface and third from the bottom ground interface, each wandering simulator series-parallel connection forms described the earth simulator.
The described teaching training apparatus of showing for using electricity wisely is arranged on the second substrate of clothes closet left surface, and the described teaching training apparatus of showing for using electricity wisely comprises consumer that various energy-efficient performances are different and for showing the measuring instrument of power consumption of the different consumer of various energy-efficient performances.
The described teaching training apparatus for photovoltaic generation is arranged on the 3rd substrate of clothes closet right flank, the described teaching training apparatus for photovoltaic generation comprises the light-emitting device of photovoltaic power generation apparatus, output display device and simulated solar, and the output terminal of described photovoltaic power generation apparatus is connected by electric contact with output display device.
On the 3rd substrate of described clothes closet right flank, be also provided with microshock experience apparatus, this microshock experience apparatus comprises microshock hand generator and microshock contact, and described microshock hand generator is electrically connected with microshock contact.
The back side of described clothes closet is provided with panel and for placing the article rack of panel report.
Adopt such scheme, make the utlity model has following advantage: this power training teaching showcase is arranged on some scattered actual training device set on a cabinet, improve the utilization factor of showcase, make scattered actual training device be convenient to mobile carrying, and be convenient to keeping, can not lose, and greatly improve training efficiency, reduce real training cost, be convenient to the electric power popular science propaganda of Utilities Electric Co..The utility model and mobile real training car can be used in conjunction with, and conveniently moving and rapidly can damage equipment in mobile process, reduces unnecessary economic loss.This power training teaching showcase is arranged on some scattered actual training device set on a cabinet, has guaranteed the continuity of training, has greatly improved training efficiency.And can use the actual training device in kind on this showcase to carry out practical operation training and investigate, can adopt the theoretical mode combining with real training, directly perceived, image again, make student be readily appreciated that, grasp, for having improved student's learning efficiency, for student builds the mobile platform of a learning knowledge, lifting technical ability.Accomplish science, economical rationality, represent self-service innovation ability, fully demonstrate the spirit of " science, innovation ".
This showcase can also carry out popular science propaganda to each place along with mobile real training car, carrying out, in popular science propaganda, giving material object display, can also undergo, make publicity can reach interactive, can be not uninteresting as seeing leaflet, to better reach the effect of publicity.Because showcase can better publicize popular science knowledge, allow people understand the basic popular science knowledge of electricity consumption, to reduce the phenomenon of getting an electric shock in life.Moreover, can also appeal the method using electricity wisely of society's science, save earth energy.Also to better meet the theory " you electricity consumption, I diligently " of Utilities Electric Co..
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the front schematic view of clothes closet of the present utility model;
Fig. 2 is the P portion schematic diagram of Fig. 1;
Fig. 3 be power supply access of the present utility model and isolating transformer,, the circuit diagram of main-transformer;
Fig. 4 is the principle schematic that the earth simulator of the present utility model and step voltage are shown;
Fig. 5 is the circuit theory diagrams that experience apparatus is protected in leakage of the present utility model;
Fig. 6 is the left surface schematic diagram of clothes closet of the present utility model;
Fig. 7 is the circuit diagram of the teaching training apparatus of showing for using electricity wisely of the present utility model;
The right flank schematic diagram of Fig. 8 clothes closet of the present utility model;
The circuit diagram of Fig. 9 teaching training apparatus for photovoltaic generation of the present utility model;
Figure 10 is the scheme of installation of the light-emitting device of photovoltaic power generation apparatus of the present utility model and simulated solar.
Figure 11 is that the back side panel of the clothes closet of utility model is opened schematic diagram;
Figure 12 is that the back side panel of the clothes closet of utility model is closed schematic diagram.
In accompanying drawing, 1 is clothes closet, and 2 is first substrate, 3 is second substrate, and 4 is the 3rd substrate, and 5 is isolating transformer model, 6 is main-transformer model, 7 protect experience apparatus for leaking, and 71 is three-phase equipment, and 72 is single-phase equipment, 8 is step voltage experience apparatus, 9 is the earth simulator, and 10 is hand-operated electric generator, and 11 is photovoltaic power generation apparatus, 111 is support, 112 is stationary installation, and 12 is output display device, 13 light-emitting devices that are simulated solar, 141 is microshock hand generator, 142 is microshock contact, and 15 is panel, and 16 is article rack.
Embodiment
Referring to Fig. 1 and Fig. 2, for a kind of embodiment of power training teaching showcase, comprise clothes closet 1.Described clothes closet below is provided with roller, is convenient to rotate and mobile clothes closet.The front of described clothes closet 1 is provided with the teaching training apparatus for safety utilization of electric power protection, and the described teaching training apparatus for safety utilization of electric power protection is arranged on the first substrate 2 in clothes closet front.The described teaching training apparatus for safety utilization of electric power protection comprises isolating transformer, main-transformer, leakage guarantor experience apparatus 7, step voltage experience apparatus 8, the earth simulator 9, and described isolating transformer TI, main-transformer T, leakage guarantor experience apparatus, step voltage experience apparatus, the earth simulator are all arranged on the first substrate in clothes closet front.Isolating transformer model adopts universal models.Isolating transformer TI is arranged in the clothes closet at the first substrate back side, for the electrical isolation of this power training teaching showcase, can protect the personal safety of operator training in training operation process.This isolating transformer TI front-end and back-end are equipped with draws test point.Isolating transformer TI front-end and back-end are equipped with draws test point and is arranged on an isolating transformer model 5, in order to observe more intuitively and manipulation exercise for student.Certainly, described isolating transformer TI front-end and back-end are equipped with and draw test point and also can be arranged on the front panel on first substrate.Main-transformer T is arranged in the clothes closet at the first substrate back side, and the output terminal of main-transformer T is electrically connected with leaking guarantor's experience apparatus, is used to and Lou protects experience apparatus power supply.The high-pressure side of described main-transformer T and low-pressure side are equipped with draws interface.The high-pressure side of main-transformer T and low-pressure side are equipped with draws interface and is arranged on a main-transformer model 6, in order to observe more intuitively and wiring manipulation exercise for student.Certainly, the high-pressure side of main-transformer T and low-pressure side are equipped with and draw interface and also can be arranged on the front panel on first substrate.The interface of drawing that connects the high-pressure side of main-transformer T and low-pressure side by connecting line, can carry out the wiring training of transformer, comprises the star connection training of high voltage side of transformer and the delta connection training of low-pressure side.Between the input end of described isolating transformer and input power, be provided with the disconnecting link HK that opens circuit, total power switch LK, the input end of the described disconnecting link HK that opens circuit is connected with input power, the output terminal of the described disconnecting link HK that opens circuit is connected with the input end of total power switch LK, the output terminal of described total power switch LK is connected with the input end of isolating transformer TI, between the output terminal of described isolating transformer TI and the input end of main-transformer, be provided with voltage regulating module TT, the input end of described voltage regulating module TT is connected with the output terminal of isolating transformer TI, the output terminal of described voltage regulating module TT is connected with the input end of main-transformer.Between the input end of the output terminal of described total power switch LK and isolating transformer TI, be provided with A.C. contactor KM.The main contacts of this A.C. contactor KM is connected between the output terminal of total power switch LK and the input end of isolating transformer TI.The coil of this A.C. contactor KM is controlled its energising and power-off by a scram button S.When running into emergency condition, can disconnect scram button S, cut off at once the input power of this showcase, the generation of Accident prevention.Described voltage regulating module TT, for being 100V voltage by civil power step-down, can further protect the personal safety of operator training in training operation process.The input power of this showcase is AC380V.Total power switch LK controls power supply access cabinet.The disconnecting link HK that opens circuit controls power supply and enters cabinet.
Described leakage is protected experience apparatus and is comprised three-phase leakage switch FK1, single-phase leakage switch FK2, three-phase air switch LK1, single-phase air switch LK2, three-phase equipment, single-phase equipment, described three-phase leakage switch, the input end of three-phase air switch is all electrically connected with the output terminal of main-transformer T, described three-phase leakage switch, the output terminal of three-phase air switch is all electrically connected with three-phase equipment, described single-phase leakage switch, the input end of single-phase air switch is all electrically connected with the output terminal of main-transformer T, described single-phase leakage switch, the output terminal of single-phase air switch is all electrically connected with single-phase equipment.Described three-phase equipment comprises resistance R 1, switch S B1, and three pilot lamp HL4, HL5, HL6.Resistance R 1 and switch S B1 are connected between the output terminal and ground of three-phase leakage switch LK1, three-phase air switch FK1.Three pilot lamp HL4, HL5, HL6 are connected between the output terminal and protective earthing-neutral conductor of three-phase leakage switch LK1, three-phase air switch FK1.Described single-phase equipment comprises resistance R 2, switch S B2, and pilot lamp HL7.Resistance R 2 and switch S B2 are connected between the output terminal and ground of single-phase leakage switch LK2, single-phase air switch FK2.Pilot lamp HL7 is connected between the output terminal and protective earthing-neutral conductor of single-phase leakage switch LK2, single-phase air switch FK2.Described first substrate is provided with interface PE and is electrically connected with PE line, between PE line and interface PE, is provided with regulator.Described first substrate is provided with interface PEN and is electrically connected with protective earthing-neutral conductor.Described interface PE is at least two.Described interface PEN is at least two.
Three-phase leaks the operation steps of protecting experience apparatus: the output end power of main-transformer T is caused to three-phase and leak the three-phase leakage switch FK1 input end of protecting experience apparatus, by the switch S B1 of three-phase equipment by the gear that leaks electricity, along with electric leakage intensity increases, the pilot lamp of observable three-phase equipment, observes the action of three-phase leakage switch earth leakage protection; By the switch S B1 of three-phase equipment, by extremely pressing to short circuit gear, the short circuit of observable three-phase leakage switch is moved.The output end power of main-transformer T is caused to three-phase and leak the three-phase air switch LK1 input end of protecting experience apparatus, by the switch S B1 of three-phase equipment by the gear that leaks electricity, along with electric leakage intensity increases, the pilot lamp of observable three-phase equipment, observes the action of three-phase leakage switch earth leakage protection; By the switch S B1 of three-phase equipment, by extremely pressing to short circuit gear, the short circuit of observable three-phase leakage switch is moved.The operation steps that experience apparatus is protected in single-phase leakage is identical with the operation steps that three-phase leaks guarantor's experience apparatus.The utility model can also be realized the comparison of earth leakage circuit-breaker and air switch.
Described step voltage experience apparatus is electrically connected with the earth simulator, is also provided with interface L and interface N for being electrically connected with step voltage experience apparatus on the first substrate in described clothes closet front, and described interface L and interface N are electrically connected with input power by single-phase switch.The described interface L of the present embodiment and interface N are electrically connected with input power by single-phase leakage switch LK3.The input end of described single-phase leakage switch LK3 is electrically connected with input power, and the output terminal of single-phase leakage switch LK3 is electrically connected with interface L and interface N respectively.The two ends of described single-phase leakage switch LK3 are parallel with single-phase air switch FK3, and the input end of described single-phase air switch FK3 is electrically connected with input power, and the output terminal of single-phase air switch FK3 is electrically connected with interface L.Described step voltage experience apparatus is made up of multiple separate test points, and the corresponding electrical connection of each ground interface of each test point and the earth simulator, leads to each ground interface of the earth simulator on the first substrate in clothes closet front.In the test point of the present embodiment, include a hub-interface and multiple conducting ring (28), multiple conducting rings are concentric circles and distribute take hub-interface as the center of circle.The conducting ring of the present embodiment has six
Described the earth simulator comprises multiple wandering simulators, and multiple ground interfaces, the quantity of ground interface is than many one of wandering simulator quantity, from the second ground interface to the wandering simulator of connecting respectively between two each adjacent ground interfaces of ground interface second from the bottom, the wandering simulator of connecting between the first ground interface and the 3rd ground interface, the wandering simulator of connecting between last ground interface and third from the bottom ground interface, each wandering simulator series-parallel connection forms described the earth simulator.The described the earth simulator that this preferred embodiment adopts comprises six wandering simulators and seven ground interfaces, six wandering simulators are respectively the first wandering simulator R1, the second wandering simulator R2, the 3rd wandering simulator R3, the 4th wandering simulator R4, the 5th wandering simulator R5, the 6th wandering simulator R6, seven ground interfaces are respectively the first ground interface ME1, the second ground interface ME2, the 3rd ground interface ME3, the 4th ground interface ME4, the 5th ground interface ME5, the 6th ground interface ME6, the 7th ground interface ME7, total resistance of six wandering simulator series connection is not more than 10 Ω, be 0.27 Ω by total resistance of all wandering simulator parallel connections.It is the metal aluminum casing resistor of 1.6 Ω that described wandering simulator adopts resistance.Described wandering simulator adopts and can bear powerful little resistance resistance.Described wandering simulator adopts the metal aluminum casing resistor of high-power little resistance.The power of described metal aluminum casing resistor is 50W to 100W.
The first ground interface ME1 of the described the earth simulator of the present embodiment is electrically connected with the hub-interface of step voltage experience apparatus, the second ground interface ME2 of described the earth simulator is electrically connected with the first conducting ring, the 3rd ground interface ME3 of the earth simulator is electrically connected with the second conducting ring, the 4th ground interface ME4 of the earth simulator is electrically connected with the 3rd conducting ring, the 5th ground interface ME5 of the earth simulator is electrically connected with the 4th conducting ring, the 6th ground interface ME6 of the earth simulator is electrically connected with the 5th conducting ring, the 7th ground interface ME7 of the earth simulator is electrically connected with the 6th conducting ring.
While carrying out step voltage experimental verification, the hub-interface of interface L and step voltage experience apparatus is connected with connecting line; The single-phase leakage switch LK3 that closes, just can simulate phase line " L " and drop on the ground or equipment failure ground connection.Measure respectively the potential difference (PD) between each concentric circles of step voltage experience apparatus with multimeter voltage gear, known higher apart from the nearlyer current potential of drop point, lower apart from drop point current potential far away.With connecting line by interface L and step voltage experience apparatus first ground interface ME1 connect, the first ground interface ME1 is as drop point B, form the first dispersed current of grounding grids, the first dispersed current of grounding grids flows through the first wandering simulator R1, form new current potential at the 3rd ground interface ME3 place, now between the first ground interface ME1 and the 3rd ground interface ME3, form potential difference (PD) (step voltage) U1, the first connecting line short circuit the second ground interface ME2 and the 4th ground interface ME4, the second wandering simulator R2 is in parallel with the 3rd wandering simulator R3, the first wandering current distributing is the second dispersed current of grounding grids, the 3rd dispersed current of grounding grids, form new current potential at the 4th ground interface ME4 place, now between the 3rd ground interface ME3 and the 4th ground interface ME4, form potential difference (PD) U2 (step voltage), second, three connecting lines are short circuit the 4th ground interface ME4 and the 6th ground interface ME6 respectively, the 6th ground interface ME6 and the 7th ground interface ME7, the 4th wandering simulator R4, the 5th wandering simulator R5 and the 6th wandering simulator R6 parallel connection, the second dispersed current of grounding grids, the 3rd dispersed current of grounding grids splits into the 4th dispersed current of grounding grids at the 4th ground interface ME4 place, the 5th dispersed current of grounding grids, the 6th dispersed current of grounding grids flows through respectively the 4th wandering simulator R4, the 5th wandering simulator R5 and the 6th wandering simulator R6, form new current potential at the 5th ground interface ME5 place, now between the 4th ground interface ME4 and the 5th ground interface ME5, form potential difference (PD) U3(step voltage).
Dispersed current of grounding grids is wandering from drop point B to surrounding, forms new current potential at the 3rd ground interface ME3 place, now between the first ground interface ME1 and the 3rd ground interface ME3, forms potential difference (PD) (step voltage) U1; Form new current potential at the 4th ground interface ME4 place, now between the 3rd ground interface ME3 and the 4th ground interface ME4, form potential difference (PD) U2 (step voltage); Form new current potential at the 5th ground interface ME5 place, now between the 4th ground interface ME4 and the 5th ground interface ME5, form potential difference (PD) U3(step voltage).As can be seen from the figure, from earth point B distance more close to potential decay faster, its potential difference (PD) is larger; From earth point more away from potential decay slower, its potential difference (PD) is less.
The hub-interface of interface N or PE and step voltage experience apparatus is connected with connecting line; The single-phase leakage switch LK3 that closes, just can simulate zero line " N " or protective wire " PE " and drop on the ground or equipment failure ground connection.Measure respectively the potential difference (PD) between each concentric circles of step voltage experience apparatus with multimeter voltage gear, known apart from drop point distance all without current potential.
Referring to Fig. 3 and Fig. 4, the left surface of described clothes closet 1 is provided with the teaching training apparatus of showing for using electricity wisely, and this teaching training apparatus that is used for using electricity wisely displaying is arranged on the second substrate 3 of the left surface of clothes closet.The described teaching training apparatus of showing for using electricity wisely comprises consumer that various energy-efficient performances are different and for showing the measuring instrument of power consumption of the different consumer of various energy-efficient performances.Between described each consumer and power supply, be respectively equipped with gauge tap.The described teaching training apparatus of showing for using electricity wisely, by the data test of consumer, is shown its optimized energy-conservation electricity consumption.It is excellent that the consumer of the present embodiment adopts illuminating lamp effect.The different consumer of various energy-efficient performances of the present embodiment adopts common daylight lamp, LED daylight lamp, ordinary incandescent lamp, common energy-saving lamp, LED electricity-saving lamp.The measuring instrument of power consumption adopts current measuring instrument.The power of described LED daylight lamp, common daylight lamp, ordinary incandescent lamp, common energy-saving lamp, LED electricity-saving lamp is identical.The power of the LED daylight lamp of the present embodiment, common daylight lamp, ordinary incandescent lamp, common energy-saving lamp, LED electricity-saving lamp is 8W.The described power supply of the present embodiment is that 220V exchanges.Between described power supply and the power end of current measuring instrument, be provided with the first Switching Power Supply U1.The described teaching training apparatus of showing for using electricity wisely of the present embodiment comprises watt-hour meter KWH2, the first Switching Power Supply U1, common daylight lamp L1, LED daylight lamp L2, ordinary incandescent lamp L3, common energy-saving lamp L4, LED electricity-saving lamp L5, five current measuring instrument A1-A5 and five gauge tap K1-K5.Described common daylight lamp, the first current measuring instrument, the first gauge tap are connected in the current supply circuit of 220V.Described LED daylight lamp, the second current measuring instrument, the second gauge tap are connected in the current supply circuit of 220V.Described the second current measuring instrument is for measuring the size of LED daylight lamp current sinking.Described ordinary incandescent lamp, the 3rd current measuring instrument, the 3rd gauge tap are connected in the current supply circuit of 220V.Described the 3rd current measuring instrument is for measuring the size of ordinary incandescent lamp current sinking.Described common energy-saving lamp, the 4th current measuring instrument, the 4th gauge tap are connected in the current supply circuit of 220V.Described the 4th current measuring instrument is for measuring the size of common energy-saving lamp current sinking.Described LED electricity-saving lamp, the 5th current measuring instrument, the 5th gauge tap are connected in the current supply circuit of 220V.Described the 5th current measuring instrument is for measuring the size of LED electricity-saving lamp current sinking.220V voltage transitions is become 12V voltage by described the first Switching Power Supply, for giving five current measuring instrument power supplies.Described first Switching Power Supply of the present embodiment adopts the switching power source chip that model is DL-200.Described watt-hour meter is used for the power consumption of the current supply circuit that measures this 220V.
Described five gauge tap are arranged on the bottommost of second substrate, are from left to right the first gauge tap, the second gauge tap, the 4th gauge tap, the 5th gauge tap successively.In the time opening the first gauge tap, common daylight lamp can be worked, and the first current measuring instrument of its below can show the size of its current sinking; In the time opening the second gauge tap, LED daylight lamp can be worked, and the second current measuring instrument of its below can show the size of its current sinking; In the time opening the 3rd gauge tap, ordinary incandescent lamp L2 can work, and the 3rd current measuring instrument of its below can show the size of its current sinking; In the time opening the 4th gauge tap, the first common energy-saving lamp L3 can work, and the 4th current measuring instrument of its below can show the size of its current sinking; In the time opening the 5th gauge tap, LED electricity-saving lamp L4 can work, and the 5th current measuring instrument of its below can show the size of its current sinking.
The described teaching training apparatus of showing for using electricity wisely also comprises second switch power supply U2, hand-operated electric generator 10, the second common energy-saving lamp L6 and dynamo current measuring instrument A6, voltage display V1.Between described hand-operated electric generator and the second common energy-saving lamp, be connected with voltage stabilizer.Described dynamo current measuring instrument, voltage display are used for showing that hand-operated electric generator sends the size of electric current and voltage.220V voltage transitions is become 24V voltage by described second switch power supply, for giving the power supply of dynamo current measuring instrument.The switching power source chip that the described second switch power acquisition of the present embodiment is DL-200 by model.When rotate the fractional motor axle of hand-operated electric generator with finger, can feel the magnetic force of magnetic pole, the crank speed of hand moving hand-operated electric generator is faster, and the electricity sending is stronger, and the second common energy-saving lamp L1 is just brighter.Even if the speed of shake is very fast, voltage maximum can not exceed 36V yet, guarantee that student can be absolute under safe voltage.
Referring to Fig. 5 to Fig. 7, the right flank of described clothes closet is provided with the teaching training apparatus for photovoltaic generation.The described teaching training apparatus for photovoltaic generation is arranged on the 3rd substrate 4 of the right flank of clothes closet.The described teaching training apparatus for photovoltaic generation comprises the light-emitting device of photovoltaic power generation apparatus 11, output display device and simulated solar, and the output terminal of described photovoltaic power generation apparatus is connected by the first electric contact with output display device.Described the first electric contact is two corresponding wiring interfaces.Described output display device includes voltage table, reometer and shows bulb.Described photovoltaic power generation apparatus comprises photovoltaic generation plate, controller, inverter and accumulator.The accumulator of described photovoltaic power generation apparatus can be given 24V power supply is provided.The output terminal of described photovoltaic generation plate is connected with accumulator by the second electric contact, charges a battery.Described the second electric contact is two corresponding wiring interfaces.The upper end of the photovoltaic generation plate of described photovoltaic power generation apparatus is hinged in the mounting groove of the 3rd substrate, is supported on the 3rd substrate by a foldable support 111.This foldable support one end is fixedly connected with the 3rd substrate, and these foldable support 111 other ends are fixedly connected with the back side of photovoltaic generation plate.Photovoltaic generation plate can rotate around the hinge of photovoltaic generation plate upper end, adjusts the angle between photovoltaic generation plate and surface level, and photovoltaic generation plate is adjusted after angle, by the locating device location on foldable support.In the mounting groove of the lower end of described photovoltaic generation plate and the 3rd substrate, be provided with the stationary installation 112 matching, photovoltaic generation plate be fixed in the power generation plate mounting groove of the 3rd substrate.In the present embodiment, the lower end of described photovoltaic generation plate arranges armature, in the power generation plate mounting groove of described the 3rd substrate, magnet is set.The light-emitting device of described simulated solar is arranged on the top of photovoltaic generation plate.The light-emitting device of described simulated solar is used for not having the sun or sunlight intensity when inadequate, carries out luminous energy compensation, makes use of the present utility model not be subject to the impact of place, weather etc., can carry out in any environment training operation.The light-emitting device of the simulated solar of the present embodiment is the emitting bulb of two groups of different capacities.Every group of bulb comprises two emitting bulbs that different capacity is identical.First group of emitting bulb is fixedly mounted on by lamp socket on the clothes closet of photovoltaic generation plate top, and second group of emitting bulb is arranged on the clothes closet of photovoltaic generation plate top by reed capsule, can adjust by reed capsule the height and position of second group of bulb.First group of emitting bulb comprises emitting bulb L9, emitting bulb L10.Second group of emitting bulb comprises emitting bulb L11, emitting bulb L12.On described the 3rd substrate, be also provided with for controlling light-emitting device and light, the switch S B3 extinguishing, SB4, and for controlling the pressure regulator X1 of light-emitting device brightness, the rotary knob of X2, and for showing the charging indicator light of battery state of charge, and for showing the voltage table V2 of output voltage of photovoltaic power generation plate, and for showing the demonstration bulb L7 of generating, L8, and for showing the reometer A7 of electric current in photovoltaic power generation plate when work, and for connecting the second butted line interface of photovoltaic generation plate output terminal and accumulator, and for connecting the first butted line interface of photovoltaic generation plate output terminal and pilot bulb.The 3rd substrate of the present embodiment is provided with five wiring interfaces, is respectively the first wiring interface J1, the second wiring interface J2, the 3rd wiring interface J3, the 4th wiring interface J4, the 5th wiring interface J5.Described pressure regulator X1, the X2 of the present embodiment is respectively used to control the brightness of emitting bulb L11, emitting bulb L12.Switch S B3 is for controlling energising and the power-off of emitting bulb L9, emitting bulb L11, and switch S B4 is for controlling energising and the power-off of emitting bulb L10, emitting bulb L12.Emitting bulb L9, emitting bulb L10, emitting bulb L11, the emitting bulb L12 of the present embodiment pass through 220V Alternating Current Power Supply.While connecting the first wiring interface J1 and the 5th wiring interface J5 with connecting line, now, photovoltaic generation plate is powered to pilot bulb L7.While connecting the second wiring interface J2 and the 4th wiring interface J4, photovoltaic generation plate is powered to pilot bulb L8.While connecting the second wiring interface J2 and the 3rd wiring interface J3, now, photovoltaic generation plate accumulators charges.Along with the carrying out of charging, 4 charging indicator lights can be bright complete gradually, and pilot lamp is bright completely also just represents that storage battery is full of.
Described voltage table V2 is connected with the output terminal of photovoltaic power generation apparatus, and described reometer is connected with the output terminal of photovoltaic power generation apparatus by switch.Open after switch NO, reometer can show size of current.Described switch NO is by energising and the power-off of Control reometer.
On the 3rd substrate of described clothes closet right flank, be also provided with microshock experience apparatus, this microshock experience apparatus comprises microshock hand generator 141 and microshock contact 142, and described microshock hand generator is electrically connected with microshock contact.Described microshock contact is four, and four microshock contacts are arranged on the 3rd substrate.
The operating process of microshock experience apparatus is as follows:
(1) shake microshock hand generator, evenly accelerates to fast from slow.
(2) touch its four microshock contacts with left hand, shake sooner, shock by electricity stronger.
Referring to Fig. 8, the back side of described clothes closet 1 is provided with panel and for placing the article rack of panel report.The panel of the present embodiment is two, and two panels are hinged on respectively the left and right sides of clothes closet by hinge symmetry.Described panel is provided with multiple small magnets for fixing panel report, on described panel report, also has corresponding iron, and hanging like this placard had both conveniently had fast.The article rack of described placement panel report is arranged in clothes closet.Launch panel and can carry out the displaying of panel report, close panel, two panels are closed, and are positioned at same plane, by the locking device in panel, article rack are closed in clothes closet.And article rack is used for putting placard, when publicity finishes, after being packed up, placard is just placed on article rack.
When use, plug the attaching plug of this showcase, by input power (working power AC380V) access cabinet, green green indicating lamp HL1-G is bright, and showing has external power; The top-right disconnecting link HK that opens circuit of the first substrate that closes, the yellow preparation pilot lamp HL2-Y on first substrate is bright, shows to have power supply to enter cabinet; The total power switch LK of upper position in first substrate that closes, the red run indicator HL3-R on first substrate is bright, shows that working power has accessed cabinet.This showcase is provided with voltage and current leakage protection circuit, guarantees the personal safety of operator training, is also provided with overcurrent and short-circuit protection simultaneously, to guarantee safety and the personal safety of equipment.
Claims (10)
1. a power training teaching showcase; comprise clothes closet; it is characterized in that: the front of described clothes closet is provided with the teaching training apparatus for safety utilization of electric power protection; the left surface of described clothes closet is provided with the teaching training apparatus of showing for using electricity wisely, and the right flank of described clothes closet is provided with the teaching training apparatus for photovoltaic generation.
2. power training teaching showcase according to claim 1; it is characterized in that: the described teaching training apparatus for safety utilization of electric power protection comprises isolating transformer, main-transformer, leakage guarantor experience apparatus, the earth simulator; experience apparatus is protected in described isolating transformer, main-transformer, leakage, the earth simulator is all arranged on the first substrate in clothes closet front; described isolating transformer front-end and back-end are equipped with draws test point, and the high-pressure side of described main-transformer and low-pressure side are equipped with draws interface.
3. power training teaching showcase according to claim 2, it is characterized in that: between the input end of described isolating transformer and input power, be provided with the disconnecting link that opens circuit (HK), total power switch (LK), the input end of the described disconnecting link that opens circuit (HK) is connected with input power, the output terminal of the described disconnecting link that opens circuit (HK) is connected with the input end of total power switch (LK), the output terminal of described total power switch (LK) is connected with the input end of isolating transformer (TI), between the output terminal of described isolating transformer (TI) and the input end of main-transformer, be provided with voltage regulating module (TT), the input end of described voltage regulating module (TT) is connected with the output terminal of isolating transformer (TI), the output terminal of described voltage regulating module TT is connected with the input end of main-transformer.
4. power training teaching showcase according to claim 2, it is characterized in that: described leakage is protected experience apparatus and comprised three-phase leakage switch (FK1), single-phase leakage switch (FK2), three-phase air switch (LK1), single-phase air switch (LK2), three-phase equipment, single-phase equipment, described three-phase leakage switch, the input end of three-phase air switch is all electrically connected with input power, described three-phase leakage switch, the output terminal of three-phase air switch is all electrically connected with three-phase equipment, described single-phase leakage switch, the input end of single-phase air switch is all electrically connected with input power, described single-phase leakage switch, the output terminal of single-phase air switch is all electrically connected with single-phase equipment.
5. power training teaching showcase according to claim 2, it is characterized in that: described the earth simulator is electrically connected with stride voltage experience apparatus, on the first substrate in described clothes closet front, be also provided with interface (L) and interface (N) for being electrically connected with step voltage experience apparatus, described interface (L) and interface (N) are electrically connected with input power by single-phase switch, described step voltage experience apparatus is made up of multiple separate test points, the corresponding electrical connection of each ground interface of each test point and the earth simulator.
6. according to power training teaching showcase described in claim 2 or 5, it is characterized in that: described the earth simulator comprises multiple wandering simulators, and multiple ground interfaces, the quantity of ground interface is than many one of wandering simulator quantity, from the second ground interface to the wandering simulator of connecting respectively between two each adjacent ground interfaces of ground interface second from the bottom, the wandering simulator of connecting between the first ground interface and the 3rd ground interface, the wandering simulator of connecting between last ground interface and third from the bottom ground interface, each wandering simulator series-parallel connection forms described the earth simulator.
7. power training teaching showcase according to claim 1, it is characterized in that: the described teaching training apparatus of showing for using electricity wisely is arranged on the second substrate of clothes closet left surface, the described teaching training apparatus of showing for using electricity wisely comprises consumer that various energy-efficient performances are different and for showing the measuring instrument of power consumption of the different consumer of various energy-efficient performances.
8. power training teaching showcase according to claim 1, it is characterized in that: the described teaching training apparatus for photovoltaic generation is arranged on the 3rd substrate of clothes closet right flank, the described teaching training apparatus for photovoltaic generation comprises the light-emitting device of photovoltaic power generation apparatus, output display device and simulated solar, and the output terminal of described photovoltaic power generation apparatus is connected by electric contact with output display device.
9. according to power training teaching showcase described in claim 1 or 8, it is characterized in that: on the 3rd substrate of described clothes closet right flank, be also provided with microshock experience apparatus, this microshock experience apparatus comprises microshock hand generator and microshock contact, and described microshock hand generator is electrically connected with microshock contact.
10. power training teaching showcase according to claim 1, is characterized in that: the back side of described clothes closet is provided with panel and for placing the article rack of panel report.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320727250.6U CN203659296U (en) | 2013-11-18 | 2013-11-18 | Electric power practical training teaching display cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320727250.6U CN203659296U (en) | 2013-11-18 | 2013-11-18 | Electric power practical training teaching display cabinet |
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| Publication Number | Publication Date |
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| CN203659296U true CN203659296U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320727250.6U Expired - Fee Related CN203659296U (en) | 2013-11-18 | 2013-11-18 | Electric power practical training teaching display cabinet |
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| CN (1) | CN203659296U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103559823A (en) * | 2013-11-18 | 2014-02-05 | 国家电网公司 | Electrical teaching practical training multifunctional cabinet |
| CN109599016A (en) * | 2018-12-05 | 2019-04-09 | 国网浙江省电力有限公司培训中心 | Photovoltaic power station access technology training device |
-
2013
- 2013-11-18 CN CN201320727250.6U patent/CN203659296U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103559823A (en) * | 2013-11-18 | 2014-02-05 | 国家电网公司 | Electrical teaching practical training multifunctional cabinet |
| CN103559823B (en) * | 2013-11-18 | 2016-01-20 | 国家电网公司 | Electric power practice teaching multi-functional cabinet |
| CN109599016A (en) * | 2018-12-05 | 2019-04-09 | 国网浙江省电力有限公司培训中心 | Photovoltaic power station access technology training device |
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