CN202816231U - High voltage electric field arcing discharge experience apparatus - Google Patents
High voltage electric field arcing discharge experience apparatus Download PDFInfo
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- CN202816231U CN202816231U CN 201220408587 CN201220408587U CN202816231U CN 202816231 U CN202816231 U CN 202816231U CN 201220408587 CN201220408587 CN 201220408587 CN 201220408587 U CN201220408587 U CN 201220408587U CN 202816231 U CN202816231 U CN 202816231U
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- conductive bus
- pressure conductive
- electric field
- voltage electric
- high voltage
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Abstract
The utility model belongs to the teaching electrical appliance field, particularly to a high voltage electric field arcing discharge experience apparatus. The high voltage electric field arcing discharge experience apparatus comprises a step up transformer, a power switch, a time relay, and a high voltage conductive bus, wherein the input terminal of the step up transformer is connected with the AC voltage input terminal via the power switch; the output terminal of the step up transformer is connected with the high voltage conductive bus capable of changing position; and the high voltage conductive bus is connected with the time relay used for controlling the arcing time of the electric field. The arc discharge and arc extinguishing can be realized by changing the distance between the high voltage conductive buses. The time for arc discharge can be controlled by setting the switching time of the time relay upon the high voltage conductive bus. Therefore, it can be ensured that the high voltage arc discharge generates the uncontrollable dangerous accidents which allows users to experience in person without putting themselves in danger.
Description
Technical field
The utility model belongs to teaching electrical equipment material field, is specifically related to a kind of high-voltage electric field arcing discharge body experiment device.
Background technology
High-voltage electric field generally is used for remote electric energy and transmits, and produces arc discharge owing to its high pressure can make airborne insulating medium ionization, and its danger is higher, so the layout of high-tension bus-bar is generally regional away from people's intensive life.
Because its high risk, people to the understanding of high-voltage electric field arcing discharge seldom or only are confined on the book knowwhy and produce and introduce, the generation of arcing phenomenon in the high-voltage electric field of certainly seldom having an opportunity in person to witness, and personally operate the electric arc that produces is processed.Therefore, a cover safety can be arranged and allow people in person experience the device that the discharge of high-voltage electric field arcing is experienced, for allowing people understand understanding high-voltage electric field arcing and positive effect being arranged.
The utility model content
The purpose of this utility model is to provide a kind of safe high-voltage electric field arcing discharge body experiment device, allows the experience high-voltage electric field arcing of user's safety, thereby improves the user to understanding and the processing power of the discharge of high-voltage electric field arcing.
A kind of high-voltage electric field arcing discharge body experiment device, described device comprises: step-up transformer, power switch, the time relay and high-pressure conductive bus; Wherein, the input end of described step-up transformer connects ac voltage input by described power switch, the step-up transformer output terminal is connected with the high-pressure conductive bus that can change the position, is connected with for the time relay of controlling the electric field arc time at the high-pressure conductive bus.
Optionally, the described time relay is series on the high-pressure conductive bus or is parallel between high-pressure conductive bus and the ground.
Optionally, the input end of described step-up transformer connects the three-phase alternating voltage input end, output terminal output A, B, C three-phase and ground wire, A, B, C three-phase connect respectively the high-pressure conductive bus, be connected with respectively the described time relay at three high-pressure conductive buses, the other end of the described time relay links to each other with ground wire, and described high-pressure conductive bus also is in series with the contactor switch.
Optionally, described step-up transformer input end connects two-phase alternating current and presses input end, output terminal output N, the L two high-pressure conductive bus that is connected is parallel with the time relay between the high-pressure conductive bus of described output terminal, described high-pressure conductive bus also is in series with the contactor switch.
Preferably, be connected with the pilot lamp that is used to indicate electriferous state on the described high-pressure conductive bus.
Preferably, between described high-pressure conductive bus, be parallel with voltage table.
Preferably, be in series with reometer or be provided with inductive coil at high-pressure conductive bus place at described high-pressure conductive bus, be serially connected with reometer in the loop at inductive coil place.
Preferably, be in series with leakage switch and/or A.C. contactor switch at described high-pressure conductive bus.
High-voltage electric field arcing discharge body experiment device described in the utility model; common voltage can be upgraded to the required voltage of high-voltage electric field arcing discharge by step-up transformer; the transformation of boosting input end is serially connected with power switch; can make things convenient for the switch of control device; be connected with the high-pressure conductive bus at the step-up transformer output terminal; can realize arc discharge and put out enough electric arc by the distance that changes between the high-pressure conductive bus; and the time that can control arc discharge switching time by the time relay on the high-pressure conductive bus is set; thereby guarantee that effectively high pressure arc discharge produces uncontrollable peril; when the experiencer can be experienced in person, also can protect experiencer's safety.
Description of drawings
Fig. 1 is the utility model high-voltage electric field arcing discharge body experiment device circuit structure block diagram;
Fig. 2 is the another synoptic diagram of the utility model high-voltage electric field arcing discharge body experiment device circuit structure.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
The utility model is by using step-up transformer, with low pressure be the High-Voltage Experimentation electricity consumption with electric boost, strictly control the arc discharge time by the time relay, can realize that the user is to high-voltage electric field arcing discharge experience.
Such as Fig. 1, high-voltage electric field arcing discharge body experiment device described in the utility model comprises step-up transformer 1, power switch 2, the time relay 3 and high-pressure conductive bus 4; Wherein, the input end of described step-up transformer 1 connects ac voltage input by described power switch, step-up transformer 1 output terminal is connected with the high-pressure conductive bus 4 that can change the position, by changing the interval between busbar, can control by the experiencer and experience the generation of electric arc and the process of extinguishing, perhaps also can between the high-pressure conductive bus, put into insulation rod by the experiencer, with the insulation rod of cut or wet insulation rod, can experience the discharge effect of bringing by insulation rod respectively, generally speaking, when using insulation rod, can extinguish arcs, put into the generation that insulation rod and wet insulation rod with cut can be conducive to electric arc, and see electric discharge phenomena at insulation rod, should be noted that, the operator must wear insulating glove and carry out the device operation, and the beholder answers the safe wearing cap, watches in the safe distance scope.The output terminal of step-up transformer is set to export 10000 volts in the present embodiment, is connected with for the time relay of controlling the electric field arc time at the high-pressure conductive bus, and the time of this time relay is adjustable second from 0-999.This time relay 3 can be series on the high-pressure conductive bus 4 or be parallel between high-pressure conductive bus 4 and the ground, if it is series on the high-pressure conductive bus 4, then need to set its ON time, such as 10 seconds etc., will automatic cutout after the turn-on time in 10 seconds, to guarantee after electric arc produces by the automatic cutoff high output of this time relay; If the time relay 3 is parallel between high-pressure conductive bus 4 and the ground, then need to arrange the time of its disconnection, such as are set 10 seconds, then after the trip time in 10 seconds, the time relay 3 guarantees experiencer's safety automatically with the zero setting of high-pressure conductive bus output end voltage.
Please refer to Fig. 2, it is the better implementing circuit figure of the utility model one.The input end of step-up transformer U1 connects the three-phase alternating voltage input end, output terminal output A, B, C three-phase and ground wire, A, B, C three-phase connect respectively the high-pressure conductive bus, be connected with respectively described time relay K1, K2, K3 at three high-pressure conductive buses, the other end of described time relay K1, K2, K3 links to each other with ground wire, and described high-pressure conductive bus also is in series with the contactor switch.The experiencer can select a two-phase of three-phase output as the discharge test object as required.
As another embodiment of the present utility model, for adapting to the requirement of common civil power, when step-up transformer is input as the 220V alternating voltage of two-phase, the output of its output terminal N, the L two high-pressure conductive bus that is connected, in like manner, can be parallel with the time relay between the high-pressure conductive bus of described output terminal, described high-pressure conductive bus is in series with the contactor switch.
As further improvement of the utility model, be connected with pilot lamp L1, L2, the L3 that is used to indicate electriferous state at described high-pressure conductive bus, because the high-pressure conductive bus is High voltage output, so pilot lamp also should be selected high voltage bearing pilot lamp or by sealing in electric resistance partial pressure, whether make things convenient for the instructed voltage signal, making operator and beholder be convenient to watch is power-up state.
Further in the perfect scheme, between described high-pressure conductive bus, be parallel with voltage table, as among Fig. 2 at A phase, B phase and B mutually, be parallel with voltage table V1, V2 between C phase high-pressure conductive bus, can read AB, the BC magnitude of voltage between mutually.
Further, be in series with reometer or be provided with inductive coil at high-pressure conductive bus place at described high-pressure conductive bus, be serially connected with reometer in the loop at inductive coil place.Because the magnitude of voltage of high-pressure conductive bus is very high, requires the withstand voltage of reometer also very high, side generally selects the latter, calculates corresponding actual current value by faradic size.
Further, for handled easily person control, be in series with leakage switch K4, K5, K6, K7 and/or A.C. contactor switch at described high-pressure conductive bus, can control as required some of contactors by the operator, to guarantee its security.
More than technical scheme that the utility model embodiment is provided be described in detail, used specific case herein principle and the embodiment of the utility model embodiment are set forth, the explanation of above embodiment is only applicable to help to understand the principle of the utility model embodiment; Simultaneously, for one of ordinary skill in the art, according to the utility model embodiment, all will change on embodiment and range of application, in sum, this description should not be construed as restriction of the present utility model.
Claims (8)
1. a high-voltage electric field arcing discharge body experiment device is characterized in that described device comprises: step-up transformer, power switch, the time relay and high-pressure conductive bus; Wherein, the input end of described step-up transformer connects ac voltage input by described power switch, the step-up transformer output terminal is connected with the high-pressure conductive bus that can change the position, is connected with for the time relay of controlling the electric field arc time at the high-pressure conductive bus.
2. high-voltage electric field arcing discharge body experiment device according to claim 1 is characterized in that the described time relay is series on the high-pressure conductive bus or is parallel between high-pressure conductive bus and the ground.
3. high-voltage electric field arcing discharge body experiment device according to claim 1, it is characterized in that, the input end of described step-up transformer connects the three-phase alternating voltage input end, output terminal output A, B, C three-phase and ground wire, A, B, C three-phase connect respectively the high-pressure conductive bus, be connected with respectively the described time relay at three high-pressure conductive buses, the other end of the described time relay links to each other with ground wire, and described high-pressure conductive bus also is in series with the contactor switch.
4. high-voltage electric field arcing discharge body experiment device according to claim 1, it is characterized in that, described step-up transformer input end connects two-phase alternating current and presses input end, output terminal output N, the L two high-pressure conductive bus that is connected, be parallel with the time relay between the high-pressure conductive bus of described output terminal, described high-pressure conductive bus also is in series with the contactor switch.
5. each described high-voltage electric field arcing discharge body experiment device is characterized in that according to claim 1-4, is connected with the pilot lamp that is used to indicate electriferous state on the described high-pressure conductive bus.
6. each described high-voltage electric field arcing discharge body experiment device is characterized in that according to claim 1-4, is parallel with voltage table between described high-pressure conductive bus.
7. each described high-voltage electric field arcing discharge body experiment device according to claim 1-4, it is characterized in that, be in series with reometer or be provided with inductive coil at high-pressure conductive bus place at described high-pressure conductive bus, be serially connected with reometer in the loop at inductive coil place.
8. each described high-voltage electric field arcing discharge body experiment device is characterized in that according to claim 1-4, is in series with leakage switch and/or A.C. contactor switch at described high-pressure conductive bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220408587 CN202816231U (en) | 2012-08-17 | 2012-08-17 | High voltage electric field arcing discharge experience apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220408587 CN202816231U (en) | 2012-08-17 | 2012-08-17 | High voltage electric field arcing discharge experience apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN202816231U true CN202816231U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220408587 Expired - Fee Related CN202816231U (en) | 2012-08-17 | 2012-08-17 | High voltage electric field arcing discharge experience apparatus |
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| CN (1) | CN202816231U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104537934A (en) * | 2014-11-07 | 2015-04-22 | 国家电网公司 | High-voltage discharge demonstration system and method |
| CN104809945A (en) * | 2015-04-22 | 2015-07-29 | 国家电网公司 | Safe distance discharging device |
-
2012
- 2012-08-17 CN CN 201220408587 patent/CN202816231U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104537934A (en) * | 2014-11-07 | 2015-04-22 | 国家电网公司 | High-voltage discharge demonstration system and method |
| CN104809945A (en) * | 2015-04-22 | 2015-07-29 | 国家电网公司 | Safe distance discharging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20160817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |