CN204009006U - The semi-automatic adjusting test unit of a kind of miniature circuit breaker time-delay characteristics - Google Patents
The semi-automatic adjusting test unit of a kind of miniature circuit breaker time-delay characteristics Download PDFInfo
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- CN204009006U CN204009006U CN201420450549.6U CN201420450549U CN204009006U CN 204009006 U CN204009006 U CN 204009006U CN 201420450549 U CN201420450549 U CN 201420450549U CN 204009006 U CN204009006 U CN 204009006U
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- isolating switch
- tested
- automatic adjusting
- conductive contact
- circuit breaker
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Abstract
The semi-automatic adjusting test unit of a kind of miniature circuit breaker time-delay characteristics, comprise casing, be arranged on experiment power supply and PLC control system in casing, be arranged on installation base plate and the isolating switch detent mechanism that is arranged on upper and lower two sides of installation base plate on casing, conductive contact mechanism, automatic adjusting mechanism, when isolating switch detent mechanism gives after clamping and positioning tested isolating switch, the wire connection cavity that conductive contact is inserted tested isolating switch by conductive contact mechanism is also compacted, tested circuit breaker handle is pushed into closing position by the arm action that pushes away of automatic adjusting mechanism, PLC control system is that instruction experiment power supply carries out on-delay attribute testing to tested isolating switch, automatic adjusting mechanism regulates the dropout screw of isolating switch automatically simultaneously, to complete the time-delay characteristics test to tested isolating switch.The semi-automatic adjusting test unit of this miniature circuit breaker is simple and reliable for structure, can realize again automatic location, the test of isolating switch, is particularly suitable for output and is not the delivery test of very large isolating switch manufacturer.
Description
Technical field
The utility model relates to a kind of electrical apparatus test device, relates in particular to the semi-automatic adjusting test unit of a kind of miniature circuit breaker time-delay characteristics.
Background technology
Miniature circuit breaker is to use the widest a kind of protective device, in electric wiring, play the effect of overload and short-circuit protection, in order to ensure the product quality of miniature circuit breaker, must carry out detection check to the delay protection characteristic of isolating switch with checking table, general miniature circuit breaker checking table is manual, by manually isolating switch being carried out manually adjusting test, China adopts automatic fixture and automatic mechanism in miniature circuit breaker automatic detection production line at present, but complex structure, cost is very high, development is a kind of simple in structure, the semi-automatic adjusting test unit of lower-cost miniature circuit breaker, to the production in the current miniature circuit breaker industry of China, detect significant.
Summary of the invention
The purpose of this utility model is to overcome the slow and high defect of automatic detection system cost of existing miniature circuit breaker checkout equipment manual detection, provides that a kind of detection speed is fast, simple and stable structure, the semi-automatic adjusting test unit of lower-cost miniature circuit breaker time-delay characteristics.
The technical solution adopted in the utility model is: the semi-automatic adjusting test unit of a kind of miniature circuit breaker time-delay characteristics, comprise casing, be arranged on experiment power supply and PLC control system in casing, be arranged on installation base plate and the isolating switch detent mechanism that is arranged on upper and lower two sides of installation base plate on casing, conductive contact mechanism, automatic adjusting mechanism, it is characterized in that: when isolating switch detent mechanism gives after clamping and positioning one group of tested isolating switch, the wire connection cavity that conductive contact is inserted tested isolating switch by described conductive contact mechanism is also compacted, described PLC control system is that instruction experiment power supply is switched on to tested isolating switch, automatic adjusting mechanism is pushed into closing position and closed hookup by tested circuit breaker handle, described test unit carries out on-delay attribute testing to tested isolating switch automatically, the electric screw driver of described automatic adjusting mechanism regulates the dropout screw of isolating switch automatically simultaneously, when completing after the test of a P isolating switch, drive and regulate screw mandrel to move tested isolating switch by the stepper motor of described detent mechanism, re-cover above process, complete successively the time-delay characteristics test of the tested isolating switch of all the other each P, test rear described detent mechanism, conductive contact mechanism, automatic adjusting mechanism unclamps automatically, tested isolating switch is by manually taking out, pack another group isolating switch into tests simultaneously.
In the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics of said structure, described isolating switch detent mechanism comprises the tested breaker mounting plate with dovetail groove being arranged on installation base plate, be arranged on the gear-pushing cylinder of the front upper lateral part of tested isolating switch, be arranged on the compression cylinder in tested isolating switch left side and the baffle plate on right side thereof, in described installation base plate middle and lower part in opposite directions and two clamping screw mandrels that arrange and be set in and clamp the rolling bearing at screw mandrel middle part and make to clamp the stepper motor that screw mandrel rotates, they hang by the screw mandrel fixture that clamps screw mandrel two ends the bottom that is fastened on installation base plate, like this, when test, tested isolating switch is by the dovetail groove manually snapping on installing plate, described clamping screw mandrel in opposite directions turn clamps tested isolating switch, described gear-pushing cylinder is released the push and block plate on its piston end simultaneously, described compression cylinder is released the pressure strip of its piston end, due to the location of described right side baffle plate, tested isolating switch is clamped from multiple directions location, so that described automatic adjusting mechanism is adjusted test to the dropout screw of tested isolating switch, simultaneously described stepper motor and clamp screw mandrel also according to the instruction of PLC control system, successively mobile tested isolating switch and complete the time-delay characteristics test of each P isolating switch in group.
In the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics of said structure, described conductive contact mechanism comprises installation base plate, reversal of the natural order of things is at two of the front and back at installation base plate back side conductive contact vertical cylinder, the piston rod of described conductive contact vertical cylinder is through installation base plate, be provided with conductive contact at its tailpiece of the piston rod, be fixed with two conductive contact horizontal air cylinders at the installation base plate back side, be connected with the installing plate of conductive contact vertical cylinder at described conductive contact horizontal air cylinder piston end, when obtaining after described PLC instruction, two conductive contact horizontal air cylinder actions, its piston end promotes conductive contact vertical cylinder, conductive contact on its piston rod inserts the wire connection cavity of tested isolating switch in opposite directions, then described conductive contact vertical cylinder action, make drop-down and lower to compressing with tested breaker connection chamber of conductive contact on piston rod.
In the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics of said structure, described isolating switch automatic adjusting mechanism comprises 4 columns that are fixed on rear portion on substrate, be fixed on the installing plate at column top, be arranged on the pushing handle cylinder on described installing plate top, be arranged on the pushing hands arm of pushing handle cylinder piston end, be arranged on the stepper motor of described installing plate bottom and be arranged on the electric screw driver on step motor shaft, when described PLC instruction experiment power supply is switched on to tested isolating switch, described pushing hands arm cylinder action, drive pushing hands arm that the handle of tested isolating switch is pushed into closing position and closed power-on circuit, described stepper motor action simultaneously, with rotating, the electric screw driver on moving axis regulates the dropout screw of tested isolating switch, when tested circuit breaker tripping in the adjusting time of setting, isolating switch is stand the test, otherwise defective, after 1P circuit-breaker testing completes, described stepper motor drives and regulates screw mandrel according to the instruction of PLC control system successively mobile tested isolating switch, re-cover above process of the test, complete the time-delay characteristics test of each P isolating switch in group, after having tested, described detent mechanism, conductive contact mechanism and automatic adjusting mechanism automatically reset, tested isolating switch is by manually taking out, pack another group isolating switch into tests simultaneously.
The beneficial effect that the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics of above structure has is: owing to having adopted multiple location measure, solve a gordian technique difficult problem for tested circuit breaker tripping screw adjustment location, the test of tested isolating switch energising simultaneously, adjustment are all carried out automatically, alleviate labour intensity, improved work efficiency, package unit is simple in structure, working stability.
Brief description of the drawings
Fig. 1 is the semi-automatic adjusting test unit of the utility model miniature circuit breaker time-delay characteristics mechanical construction drawing.
Embodiment
In conjunction with Fig. 1, by specific embodiment, this is suitable for to novel being described further.
The utility model is to provide a kind of miniature circuit breaker time-delay characteristics semi-automatic adjusting test unit, comprise casing, be arranged on experiment power supply and PLC control system in casing, be arranged on installation base plate 1 and the isolating switch detent mechanism, conductive contact mechanism, the automatic adjusting mechanism that are arranged on upper and lower two sides of installation base plate 1 on casing.
In the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics of said structure, described isolating switch detent mechanism comprises the tested breaker mounting plate 25 with dovetail groove being arranged on installation base plate 1, be arranged on the front gear-pushing cylinder 28 of upper lateral part of tested isolating switch and the push and block plate 29 of piston end thereof, be arranged on the compression cylinder 27 in tested isolating switch left side and the baffle plate on right side thereof, in described installation base plate middle and lower part in opposite directions and two clamping screw mandrels 23 that arrange and be set in and clamp the rolling bearing 22 at screw mandrel 23 middle parts and make to clamp the stepper motor 21 that screw mandrel rotates, they hang by the screw mandrel fixture 24 that clamps screw mandrel 23 2 ends the bottom that is fastened on installation base plate 1, when test, one group of tested isolating switch is by the dovetail groove manually snapping on installing plate 25, described clamping screw mandrel 23 clamps tested isolating switch, described gear-pushing cylinder 28 is released the push and block plate 29 on its piston end simultaneously, described compression cylinder 26 is released the pressure strip of its piston end 27, like this, due to the clamping screw mandrel 23 of described tested isolating switch bottom, the push and block plate 29 of front side, top, the pressure strip 27 of upper left-hand and the location of right side baffle plate and tested isolating switch is clamped from multiple directions location, so that described automatic adjusting mechanism is to the test that automatically adjusts of the dropout screw of tested isolating switch.
In the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics of said structure, described conductive contact mechanism comprises installation base plate 1, reversal of the natural order of things is at two of the front and back at installation base plate back side conductive contact vertical cylinder 31, the piston rod of described conductive contact vertical cylinder 31 is through installation base plate 1, be provided with conductive contact 34 at its tailpiece of the piston rod, be fixed with two conductive contact horizontal air cylinders 33 at installation base plate 1 back side, be connected with the installing plate 32 of conductive contact vertical cylinder at described horizontal air cylinder 33 piston ends, when obtaining after the instruction of described PLC control system, the installing plate 32 of two conductive contact horizontal air cylinder 33 action promotion conductive contact vertical cylinders moves in opposite directions, the conductive contact 34 of described conductive contact vertical cylinder 31 tailpieces of the piston rod inserts the wire connection cavity of tested isolating switch in opposite directions, then described conductive contact vertical cylinder 31 moves, by drop-down the conductive contact on piston rod 35 and with tested breaker connection chamber lower along compress.
In the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics of said structure, described isolating switch automatic adjusting mechanism comprises 4 pushing handle cylinder columns 41 that are fixed on rear portion on substrate 1, be fixed on the installing plate 43 at described column 41 tops, be arranged on the pushing handle cylinder 44 on described installing plate 43 tops, be arranged on the pushing hands arm 46 of pushing handle cylinder 44 piston ends, be arranged on the stepper motor 42 of described installing plate 43 bottoms and be arranged on the electric screw driver 45 on stepper motor 42 axles, when described PLC control system instruction experiment power supply is switched on to tested isolating switch, described pushing handle cylinder 44 moves, drive pushing hands arm 46 that the handle of tested isolating switch is pushed into closing position and closed hookup, described stepper motor 42 moves simultaneously, thereby the dropout screw that regulates tested isolating switch with the electric screw driver 45 on moving axis rotates completes the time-delay characteristics test to tested isolating switch, when tested circuit breaker tripping in the adjusting time of setting, isolating switch is stand the test, otherwise defective, after having tested, described detent mechanism and automatic adjusting mechanism automatically reset, tested isolating switch is by manually taking out, pack another group isolating switch into tests simultaneously.
Claims (5)
1. the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics, comprise casing, be arranged on experiment power supply and PLC control system in casing, be arranged on installation base plate and the isolating switch detent mechanism that is arranged on upper and lower two sides of installation base plate on casing, conductive contact mechanism, automatic adjusting mechanism, it is characterized in that: when isolating switch detent mechanism gives after clamping and positioning one group of tested isolating switch, the wire connection cavity that conductive contact is inserted tested isolating switch by described conductive contact mechanism is also compacted, described PLC control system is that instruction experiment power supply is switched on to tested isolating switch, described automatic adjusting mechanism push away that tested circuit breaker handle is pushed into closing position by arm action and closed hookup that tested isolating switch is obtained is electric, described automatic adjusting mechanism is adjusted the dropout screw of isolating switch simultaneously, to complete the time-delay characteristics test of isolating switch, when completing after a P test of tested isolating switch, drive and regulate screw mandrel and mobile tested isolating switch by the stepper motor of described detent mechanism, re-cover above process, complete successively the time-delay characteristics test of the tested isolating switch of each P in group, test rear described detent mechanism, conductive contact mechanism and automatic adjusting mechanism unclamp automatically, tested isolating switch is by manually taking out, pack another group isolating switch into tests simultaneously.
2. the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics according to claim 1, it is characterized in that: described isolating switch detent mechanism comprises the tested breaker mounting plate with dovetail groove, the tested breaker mounting plate detent mechanism that is arranged on installation base plate bottom being arranged on described installation base plate, the gear-pushing cylinder that is arranged on tested isolating switch front side, be arranged on the compression cylinder in tested isolating switch left side and the baffle plate of tested right of circuit breaker.
3. the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics according to claim 2, it is characterized in that: described installing plate detent mechanism comprises two screw mandrel fixtures that are arranged on installation base plate middle and lower part, be arranged on two clamping screw mandrels between screw mandrel fixture and be set in and clamp the rolling bearing at screw mandrel middle part and make to clamp the stepper motor that screw mandrel rotates in opposite directions.
4. the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics according to claim 1, it is characterized in that: described conductive contact mechanism comprises that reversal of the natural order of things is at two of the front and back at installation base plate back side conductive contact vertical cylinder, the piston rod of described conductive contact vertical cylinder is through installation base plate, be provided with conductive contact at described conductive contact vertical cylinder piston end, be fixed with two conductive contact horizontal air cylinders at the described installation base plate back side, be connected with the installing plate of conductive contact vertical cylinder at described conductive contact horizontal air cylinder piston end.
5. the semi-automatic adjusting test unit of miniature circuit breaker time-delay characteristics according to claim 1, it is characterized in that: described isolating switch automatic adjusting mechanism comprises 4 columns that are fixed on rear portion on substrate, be fixed on the installing plate at described column top, be arranged on the pushing handle cylinder on described installing plate top, be arranged on the pushing hands arm of pushing handle cylinder piston end, be arranged on the stepper motor of described installing plate bottom and be arranged on the electric screw driver on step motor shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420450549.6U CN204009006U (en) | 2014-08-01 | 2014-08-01 | The semi-automatic adjusting test unit of a kind of miniature circuit breaker time-delay characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420450549.6U CN204009006U (en) | 2014-08-01 | 2014-08-01 | The semi-automatic adjusting test unit of a kind of miniature circuit breaker time-delay characteristics |
Publications (1)
| Publication Number | Publication Date |
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| CN204009006U true CN204009006U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420450549.6U Expired - Fee Related CN204009006U (en) | 2014-08-01 | 2014-08-01 | The semi-automatic adjusting test unit of a kind of miniature circuit breaker time-delay characteristics |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898049A (en) * | 2015-05-22 | 2015-09-09 | 湖南华峰新宇电子有限公司 | Electromagnetic circuit breaker debugging and detection equipment system |
| CN105319499A (en) * | 2015-09-18 | 2016-02-10 | 温州深科检测设备有限公司 | Positioning system of miniature circuit breaker overload protection automatic detection production line |
| CN106371012A (en) * | 2016-10-31 | 2017-02-01 | 中国电力科学研究院 | Operating device for testing tool of circuit breaker |
| CN108802608A (en) * | 2018-06-04 | 2018-11-13 | 浙江深科自动化科技有限公司 | Breaker of plastic casing time-delay characteristics automatic Verification mechanism |
| CN109212409A (en) * | 2017-07-04 | 2019-01-15 | 浙江正泰电器股份有限公司 | The automatic test device and test method of breaker |
| CN110703079A (en) * | 2019-10-15 | 2020-01-17 | 常熟理工学院 | Device for detecting attraction of recovery contactor |
-
2014
- 2014-08-01 CN CN201420450549.6U patent/CN204009006U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898049A (en) * | 2015-05-22 | 2015-09-09 | 湖南华峰新宇电子有限公司 | Electromagnetic circuit breaker debugging and detection equipment system |
| CN104898049B (en) * | 2015-05-22 | 2018-03-16 | 湖南华峰新宇电子有限公司 | A kind of electro-magnetic circuit breaker debugs detection device system |
| CN105319499A (en) * | 2015-09-18 | 2016-02-10 | 温州深科检测设备有限公司 | Positioning system of miniature circuit breaker overload protection automatic detection production line |
| CN105319499B (en) * | 2015-09-18 | 2018-08-21 | 温州深科检测设备有限公司 | A kind of positioning system of miniature circuit breaker overload protection automatic detection production line |
| CN106371012A (en) * | 2016-10-31 | 2017-02-01 | 中国电力科学研究院 | Operating device for testing tool of circuit breaker |
| CN106371012B (en) * | 2016-10-31 | 2024-05-28 | 中国电力科学研究院 | Breaker test fixture operating means |
| CN109212409A (en) * | 2017-07-04 | 2019-01-15 | 浙江正泰电器股份有限公司 | The automatic test device and test method of breaker |
| CN109212409B (en) * | 2017-07-04 | 2024-06-04 | 浙江正泰电器股份有限公司 | Test method of circuit breaker |
| CN108802608A (en) * | 2018-06-04 | 2018-11-13 | 浙江深科自动化科技有限公司 | Breaker of plastic casing time-delay characteristics automatic Verification mechanism |
| CN110703079A (en) * | 2019-10-15 | 2020-01-17 | 常熟理工学院 | Device for detecting attraction of recovery contactor |
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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: 20141210 Termination date: 20150801 |
|
| EXPY | Termination of patent right or utility model |