CN202067446U - AC arc generating device - Google Patents
AC arc generating device Download PDFInfo
- Publication number
- CN202067446U CN202067446U CN2011201655873U CN201120165587U CN202067446U CN 202067446 U CN202067446 U CN 202067446U CN 2011201655873 U CN2011201655873 U CN 2011201655873U CN 201120165587 U CN201120165587 U CN 201120165587U CN 202067446 U CN202067446 U CN 202067446U
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- fixed
- limit switch
- slide block
- arc
- carbon
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- 239000002184 metal Substances 0.000 claims abstract description 26
- 230000033001 locomotion Effects 0.000 claims description 4
- 238000004870 electrical engineering Methods 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 238000010891 electric arc Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 7
- 230000005855 radiation Effects 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000008832 photodamage Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
An AC arc generating device relates to a gas-discharge device. The utility model provides the AC arc generating device capable of generating AC arc safely and stably, and capable of being used as a teaching aid about arc knowledge in majors such as electrical engineering, and the like, in institutes of higher learning and as an experimental device in scientific research on arc. The AC arc generating device is provided with an ammeter, a metal panel, a support rod, a positioning plate, a metal base plate, a control system and an executive system, wherein the control system is provided with a control box, a minitype breaker, an AC contactor, a circuit mainboard, a DC power supply, a microstep driver and a stepping motor, and the executive system is provided with a screw thread rotating shaft, a slide block, two carbon bars, a first limit switch, a second limit switch, a pointer, a graduated scale, a viewing screen and a fan.
Description
Technical field
The utility model relates to a kind of gas discharge device, particularly relates to a kind of whole process and the automatic alternating current arc generating means of measuring arc length that can with the naked eye watch electric arc to take place.
Background technology
Electric arc is a kind of gas discharge phenomenon, is that electric current passes through the moment spark that some insulating medium (for example air) is produced.The harm that arc voltage produced is serious, and its temperature is up to thousands of degrees centigrade, and light damage equipment then is heavy then can produce blast, leads to fire, the safety of life-threatening and property.Therefore, electric arc is one of emphasis problem of power industry research, and all must there is a profound understanding to harm, occurring principle and the arc-suppressing method of electric arc the practitioner of power industry.Yet based on security consideration, the arc-chutes in the engineering equipment seal, and the operator can't observe internal work mechanism, are not easy to understand arc characteristic.In the electric arc teaching process, often suffering from does not have suitable teaching aid not reach due teaching efficiency for on-the-spot demonstration.
At present, the existing arc generator overwhelming majority in market designs in order to solve following 5 problems: 1. the excitation source of spectroscope; 2. arc welding; 3. generation ozone, the burning rate of promoting combination gas in the motor car engine; 4. be used to make nanotube; 5. cooperate blower fan to be used for the forced heat radiation of instrument.
Chinese patent CN201054823 discloses a kind of alternating current arc generator, is provided with current-limiting resistance and blower fan, and blower fan and current-limiting resistance are affixed.Blower fan and current-limiting resistance are fixed in the housing of this alternating current arc generator, and current-limiting resistance is pressed close to the louvre of housing, and fan outlet is aimed at current-limiting resistance and housing louvre direction.This alternating current arc generator is owing to adopt blower fan that current-limiting resistance is carried out forced heat radiation, improved radiating efficiency, saved the heat radiator of current-limiting resistance, also can reduce the volume of current-limiting resistance itself, and place enclosure interior, and dwindled machine volume, alleviated weight, improve radiating condition, improved the serviceable life of instrument.This utility model has been utilized electric arc and has been produced the excitation source of the characteristic of high light as spectroscope, but can not be used to observe process and the mechanism that electric arc takes place, and more can not be used for the teaching and scientific research of electric arc.
Chinese patent CN2318413 discloses a kind of multi-functional electric arc generator, mainly is made up of electric arc controller, hand-held discharger and efficient discharge fourchette group three parts.High-tension coil is under the driving of electric arc controller, and the high energy arc discharge that produces in the inductive discharge mode takes place on the discharge fourchette group to finish different functions in hand-held discharger and efficient ozone.This utility model has utilized electric arc can produce the characteristic of high temperature, makes air ionization produce ozone, but can not be used to observe process and the mechanism that electric arc takes place, and more can not be used for the teaching and scientific research of electric arc.
Summary of the invention
The purpose of this utility model is to provide one can produce alternating current arc safely and steadly, can be used for the alternating current arc generating means of the experimental facilities of the teaching aid of electric arc knowledge of specialty such as institution of higher learning's electrical engineering and scientific research electric arc.
The utility model is provided with reometer, metal decking, support bar, location-plate, metal base plate, control system and executive system;
Described control system is provided with control box, miniature circuit breaker, A.C. contactor, circuit main board, direct supply, micro-stepping driver and stepper motor; Described reometer is located on the control box, miniature circuit breaker, A.C. contactor, circuit main board, direct supply, micro-stepping driver and stepper motor are located in the control box, reometer is connected with miniature circuit breaker and A.C. contactor, stepper motor is fixed on the metal decking, the rotor of stepper motor is connected with threaded shaft by joint, and support bar is fixed between metal decking and the metal base plate;
Described executive system is provided with threaded shaft, slide block, 2 carbon-points, the 1st limit switch, the 2nd limit switch, pointer, rule, film viewing screen and fan, the 1st limit switch and the 2nd limit switch are separately fixed at the two ends up and down of support bar, the signal wire of the 1st limit switch and the 2nd limit switch is connected with direct supply and micro-stepping driver, threaded shaft by bearing fixing between metal decking and metal base plate, the rule that can slide up and down is fixed on the support bar, pointer is fixed on the slide block, pointer is followed slide block movement, fan is fixed on the support bar, be used for heat radiation and simulation wind effect, carbon-point is fixed on slide block and the location-plate, film viewing screen is located at the place ahead of 2 carbon-point contact positions, and film viewing screen can take off at any time.
Can be provided with metallic channel on metal base plate, the upper end of described metallic channel can be fixed on the slide block.
Described 2 carbon-points can fix on slide block and the location-plate by the carbon-point clamping.
Core component on the described circuit main board is a pic chip, the C language control program that writes is write this chip after, circuit can be controlled the micro-stepping driver and provide pulse to stepper motor, stepper motor running.Control system can realize that stepper motor just changes, reverses and stops, and rotating speed is adjustable.The threaded shaft of executive system links to each other with stepper motor, by step motor drive, the rotation of threaded shaft can be ordered about up and down uniform motion of slide block, is fixed on the then and then operation up and down of carbon-point on the slide block, thus be fixed on pedestal on another root carbon-point come in contact and separate.During energising, two carbon-points can produce electric arc from touch detachment process, when being separated to certain distance, and arc extinction, major loop outage this moment, the current sensor feedback signal disconnects control loop then, and stepper motor quits work.Limit switch control slide block upper limit in specified scope slides, and pointer and rule detect the distance of two carbon-points, i.e. arc length.
The utility model electric arc size and voltage and respective relationships of being produced of data research alternating current arc generating means by experiment under different voltage, wind friction velocity, and then provide true foundation for the research arc-suppressing method.
Description of drawings
Fig. 1 is that the structure of the utility model embodiment is formed synoptic diagram.
Fig. 2 is the structural representation of control box and interior each parts of control box of the utility model embodiment.
Embodiment
Referring to Fig. 1 and 2, the utility model embodiment is provided with reometer 2, metal decking 4, support bar 6, location-plate 17, metal base plate 18, control system and executive system.
Described control system is provided with control box 1, miniature circuit breaker 19, A.C. contactor 20, circuit main board 21,24V direct supply 22, micro-stepping driver 23 and stepper motor 3; Described reometer 2 is located on the control box 1, miniature circuit breaker 19, A.C. contactor 20, circuit main board 21, direct supply 22, micro-stepping driver 23 and stepper motor 3 are located in the control box 1, reometer 2 is connected with miniature circuit breaker 19 and A.C. contactor 20, stepper motor 3 is fixed on the metal decking 4, the rotor of stepper motor 3 is connected with threaded shaft 7 by joint, and support bar 6 is fixed between metal decking 4 and the metal base plate 18.
Described executive system is provided with threaded shaft 7, slide block 14,2 carbon-points 12, the 1st limit switch 5, the 2nd limit switch 16, pointer 9, rule 8, film viewing screen 15 and fan 11, the 1st limit switch 5 and the 2nd limit switch 16 are separately fixed at the two ends up and down of support bar, the signal wire of the 1st limit switch 5 and the 2nd limit switch 16 is connected with 24V direct supply 22 and micro-stepping driver 23, threaded shaft 7 by bearing fixing between metal decking 4 and metal base plate 18, the rule 8 that can slide up and down is fixed on the support bar 6, pointer 9 is fixed on the slide block 14, pointer 9 is followed slide block 14 motions, fan 11 is fixed on the support bar, be used for heat radiation and simulation wind effect, carbon-point 12 is fixed on slide block 14 and the location-plate 17, film viewing screen 15 is located at the place ahead of 2 carbon-point contact positions, and film viewing screen 15 can take off at any time.
Can be provided with metallic channel 10 on metal base plate 18, the upper end of described metallic channel 10 can be fixed on the slide block 14.
Described 2 carbon-points 12 can press from both sides 13 by carbon-point and be fixed on slide block 14 and the location-plate 17.
Claims (4)
1. the alternating current arc generating means is characterized in that being provided with reometer, metal decking, support bar, location-plate, metal base plate, control system and executive system;
Described control system is provided with control box, miniature circuit breaker, A.C. contactor, circuit main board, direct supply, micro-stepping driver and stepper motor; Described reometer is located on the control box, miniature circuit breaker, A.C. contactor, circuit main board, direct supply, micro-stepping driver and stepper motor are located in the control box, reometer is connected with miniature circuit breaker and A.C. contactor, stepper motor is fixed on the metal decking, the rotor of stepper motor is connected with threaded shaft by joint, and support bar is fixed between metal decking and the metal base plate;
Described executive system is provided with threaded shaft, slide block, 2 carbon-points, the 1st limit switch, the 2nd limit switch, pointer, rule, film viewing screen and fan, the 1st limit switch and the 2nd limit switch are separately fixed at the two ends up and down of support bar, the signal wire of the 1st limit switch and the 2nd limit switch is connected with direct supply and micro-stepping driver, threaded shaft by bearing fixing between metal decking and metal base plate, rule is fixed on the support bar, pointer is fixed on the slide block, pointer is followed slide block movement, fan is fixed on the support bar, carbon-point is fixed on slide block and the location-plate, and film viewing screen is located at the place ahead of 2 carbon-point contact positions.
2. alternating current arc generating means as claimed in claim 1 is characterized in that being provided with metallic channel on metal base plate, the upper end of described metallic channel is fixed on the slide block.
3. alternating current arc generating means as claimed in claim 1 is characterized in that described 2 carbon-points fix on slide block and the location-plate by the carbon-point clamping.
4. alternating current arc generating means as claimed in claim 1 is characterized in that described direct supply is the 24V direct supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201655873U CN202067446U (en) | 2011-05-23 | 2011-05-23 | AC arc generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201655873U CN202067446U (en) | 2011-05-23 | 2011-05-23 | AC arc generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202067446U true CN202067446U (en) | 2011-12-07 |
Family
ID=45061304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201655873U Expired - Fee Related CN202067446U (en) | 2011-05-23 | 2011-05-23 | AC arc generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202067446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107067929A (en) * | 2016-12-29 | 2017-08-18 | 厦门通士达照明有限公司 | A kind of arcing analogue means |
-
2011
- 2011-05-23 CN CN2011201655873U patent/CN202067446U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107067929A (en) * | 2016-12-29 | 2017-08-18 | 厦门通士达照明有限公司 | A kind of arcing analogue means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xiamen grand wonder Electronic Technology Co., Ltd. Assignor: Zhang Ji Contract record no.: 2015350000095 Denomination of utility model: AC arc generating device Granted publication date: 20111207 License type: Exclusive License Record date: 20151210 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20160523 |