CN203479503U - A mechanical characteristic online detecting apparatus - Google Patents
A mechanical characteristic online detecting apparatus Download PDFInfo
- Publication number
- CN203479503U CN203479503U CN201320477130.5U CN201320477130U CN203479503U CN 203479503 U CN203479503 U CN 203479503U CN 201320477130 U CN201320477130 U CN 201320477130U CN 203479503 U CN203479503 U CN 203479503U
- Authority
- CN
- China
- Prior art keywords
- contact
- mechanical characteristic
- gear
- detecting apparatus
- potentiometer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to a mechanical characteristic online detecting apparatus comprising an operating insulator, a pressure sensor, a linkage mechanism, and a non-contact potentiometer. One end of the pressure sensor is fixedly connected with a movable conductive rod on the bottom of a vacuum arc extinguishing chamber through the operating insulator. The other end of the pressure sensor is fixedly connected with the linkage mechanism through the non-contact potentiometer. Using force value change outputted by the pressure sensor, the mechanical characteristic online detecting apparatus obtains the just closed point and the just opened point of a movable contact and a static contact in the vacuum arc extinguishing chamber so as to grasp attrition degree of the movable contact and the static contact. In addition, using a voltage change curve outputted by the non-contact potentiometer, the mechanical characteristic online detecting apparatus knows parameters of clearance, overtravel, and speed of the vacuum arc extinguishing chamber so as to complete the mechanical characteristic online detection of the vacuum arc extinguishing chamber. The non-contact potentiometer is a non-contact type so as to prolong the service life of the mechanical characteristic online detecting apparatus.
Description
Technical field
The utility model relates to the online mechanical property on-line measuring device detecting of a kind of mechanical property for vacuum interrupter.
Background technology
Vacuum interrupter, has another name called vacuum switch tube, is the core component of mesohigh power switch, and its Main Function is, by managing insulativity that interior vacuum is good, makes after mesohigh circuitry cuts power supply blow-out rapidly and suppresses electric current, avoids accident and unexpected generation.Before vacuum interrupter comes into operation, conventionally need to detect its mechanical property, at present, conventional detection mode is that the moving conductive rod of vacuum interrupter is fixedly connected with a slide rheostat, by changing the resistance of described slide rheostat, obtain the working value of vacuum interrupter, but because slide rheostat is contact, in testing process, have wearing and tearing to a certain degree, affect the serviceable life of pick-up unit; In addition, with upper type, cannot realize the online detection of mechanical property, for speed, open the parameters such as distance, the excess of stroke and cannot detect.
Therefore, how providing the more comprehensive mechanical property on-line measuring device of parameter of a kind of longer service life, detection is those skilled in the art's technical matters urgently to be resolved hurrily.
Utility model content
The utility model provides a kind of mechanical property on-line measuring device, to realize the detection of a plurality of mechanical properties of vacuum interrupter, and the serviceable life of while prolonged mechanical characteristic on-line detection device.
For solving the problems of the technologies described above, the utility model provides a kind of mechanical property on-line measuring device, comprise operation insulator, pressure transducer, link gear and non-contact potentiometer, one end of described pressure transducer is fixedly connected with the moving conductive rod of vacuum interrupter bottom by described operation insulator, and the other end is connected with described link gear by described non-contact potentiometer.
Preferably, one end of described link gear is provided with a gear, and described gear is meshed with the shaft gear on described non-contact potentiometer.
Preferably, described link gear comprises three-phase linkage mechanism, leverage and driving mechanism, and one end of described three-phase linkage mechanism is connected to described driving mechanism, and the other end is connected to described gear.
Preferably, the top of described vacuum interrupter is provided with wire outlet seat, and bottom is provided with and is flexible coupling.
The mechanical property on-line measuring device that the utility model provides, comprise operation insulator, pressure transducer, link gear and non-contact potentiometer, one end of described pressure transducer is fixedly connected with the moving conductive rod of vacuum interrupter bottom by described operation insulator, and the other end is connected with described link gear by described non-contact potentiometer.The utility model utilizes the power value of pressure transducer output to change to obtain just the closing of the indoor dynamic and static contact of vacuum extinction, just branch, thereby understand the degree of wear of dynamic and static contact, the change in voltage curve simultaneously exported by described non-contact potentiometer is understood opening apart from parameters such as, the excess of stroke and speed of vacuum interrupter, thereby the mechanical property that completes vacuum interrupter detects online, and described non-contact potentiometer is contactless, thereby extended the serviceable life of pick-up unit of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of the mechanical property on-line measuring device of the utility model one embodiment;
Fig. 2 is the side view of non-contact potentiometer in the mechanical property on-line measuring device of the utility model one embodiment.
In figure: 10-operation insulator, 20-pressure transducer, 30-link gear, 31-three-phase linkage mechanism, 32-leverage, 33-fulcrum, 34-gear, 40-non-contact potentiometer, 41-shaft gear, 50-vacuum interrupter, 51-moving conductive rod, the upper wire outlet seat of 52-, 53-are flexible coupling.
Embodiment
For the technical scheme of the more detailed above-mentioned utility model of statement, below list specific embodiment and carry out Proof Technology effect; It is emphasized that these embodiment are not limited to limit scope of the present utility model for the utility model is described.
The mechanical property on-line measuring device that the utility model provides, as depicted in figs. 1 and 2, comprise operation insulator 10, pressure transducer 20, link gear 30 and non-contact potentiometer 40, one end of described pressure transducer 20 is fixedly connected with the moving conductive rod 51 of vacuum interrupter 50 bottoms by described operation insulator 10, and the other end is connected with described link gear 30 by described non-contact potentiometer 40.The motion of described link gear 30 drives described operation insulator 10 to move up and down, thereby drive described moving conductive rod 51 to move up and down, and then control dynamic and static contact closure or separate, described pressure transducer 20 is stressed simultaneously, its force value changes, by described dynamic and static contact in just closing, just force value and the comparison of normal pressure value at branch place, can obtain the degree of wear of the dynamic and static contact in described vacuum interrupter 50; Simultaneously, described link gear 30 drives shaft gear 41 rotations on described non-contact potentiometer 40, cause the output voltage of described non-contact potentiometer 40 to change, what the output voltage change curve of operating personnel by described non-contact potentiometer 40 can obtain vacuum interrupter 50 opens the parameters such as distance, the excess of stroke, speed, the mechanical property that completes vacuum interrupter 50 detects online, in addition, the parameter recording using just the closing of dynamic and static contact that described pressure transducer 20 records, just branch, as reference point, is guaranteed the true and accurate of parameter.
Preferably, please continue to refer to Fig. 1 and Fig. 2, one end of described link gear 30 is provided with a gear 34, described gear 34 is meshed with the shaft gear 41 on described non-contact potentiometer 40, preferably, described link gear 30 comprises three-phase linkage mechanism 31, leverage 32 and driving mechanism (not shown), one end of described three-phase linkage mechanism 31 is connected to described driving mechanism, the other end is connected to one end of described leverage 32, the other end of described leverage 32 is connected to described gear 34, particularly, described driving mechanism provides driving force, described three-phase linkage mechanism 31 is converted into the driving of described driving mechanism rotatablely moving in the certain limit of described leverage 32 1 sides, by fulcrum 33, this rotatablely moving is among a small circle converted into rotatablely moving of gear 34 and described shaft gear 41 again, drive moving up and down of described operation insulator 10 simultaneously.
Preferably, please continue to refer to Fig. 1, the top of described vacuum interrupter 50 is provided with wire outlet seat 52, bottom is provided with and is flexible coupling 53, utilize external unit by described upper wire outlet seat 52 with described in be flexible coupling and 53 be connected, make itself and described vacuum interrupter 50 form loops, according to the break-make road of described external unit, can reflect that the residing state of the interior dynamic and static contact of vacuum interrupter 50 is closed or separately, be convenient to find just the closing of dynamic and static contact, just branch.
In sum, the mechanical property on-line measuring device that the utility model provides, comprise operation insulator 10, pressure transducer 20, link gear 30 and non-contact potentiometer 40, one end of described pressure transducer 20 is fixedly connected with the moving conductive rod 51 of vacuum interrupter 50 bottoms by described operation insulator 10, and the other end is connected with described link gear 30 by described non-contact potentiometer 40.The utility model utilizes the power value of pressure transducer 20 output to change to obtain just the closing of vacuum interrupter 50 interior dynamic and static contacts, just branch, thereby understand the degree of wear of dynamic and static contact, by the change in voltage curve of described non-contact potentiometer 40 outputs, understand opening apart from parameters such as, the excess of stroke and speed of vacuum interrupter 50 simultaneously, thereby the mechanical property that completes vacuum interrupter 50 detects online, and described non-contact potentiometer 40 is contactless, thereby has extended the serviceable life of pick-up unit of the present utility model.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these change and modification.
Claims (4)
1. a mechanical property on-line measuring device, it is characterized in that, comprise operation insulator, pressure transducer, link gear and non-contact potentiometer, one end of described pressure transducer is fixedly connected with the moving conductive rod of vacuum interrupter bottom by described operation insulator, and the other end is connected with described link gear by described non-contact potentiometer.
2. mechanical property on-line measuring device as claimed in claim 1, is characterized in that, one end of described link gear is provided with a gear, and described gear is meshed with the shaft gear on described non-contact potentiometer.
3. mechanical property on-line measuring device as claimed in claim 2, it is characterized in that, described link gear comprises three-phase linkage mechanism, leverage and driving mechanism, and one end of described three-phase linkage mechanism is connected to described driving mechanism, and the other end is connected to described gear.
4. mechanical property on-line measuring device as claimed in claim 1, is characterized in that, the top of described vacuum interrupter is provided with wire outlet seat, and bottom is provided with and is flexible coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320477130.5U CN203479503U (en) | 2013-08-06 | 2013-08-06 | A mechanical characteristic online detecting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320477130.5U CN203479503U (en) | 2013-08-06 | 2013-08-06 | A mechanical characteristic online detecting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203479503U true CN203479503U (en) | 2014-03-12 |
Family
ID=50227815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320477130.5U Expired - Lifetime CN203479503U (en) | 2013-08-06 | 2013-08-06 | A mechanical characteristic online detecting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203479503U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439093A (en) * | 2013-08-06 | 2013-12-11 | 江苏森源电气股份有限公司 | Mechanical performance on-line detection device |
| CN107728054A (en) * | 2017-11-13 | 2018-02-23 | 上海天灵开关厂有限公司 | A kind of detection means of double motion head vacuum arc-extinguishing chamber contact pressure and positional distance |
| US10147572B2 (en) | 2016-03-11 | 2018-12-04 | Abb Schweiz Ag | Embedded pole and method of assembling same |
-
2013
- 2013-08-06 CN CN201320477130.5U patent/CN203479503U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439093A (en) * | 2013-08-06 | 2013-12-11 | 江苏森源电气股份有限公司 | Mechanical performance on-line detection device |
| US10147572B2 (en) | 2016-03-11 | 2018-12-04 | Abb Schweiz Ag | Embedded pole and method of assembling same |
| CN107728054A (en) * | 2017-11-13 | 2018-02-23 | 上海天灵开关厂有限公司 | A kind of detection means of double motion head vacuum arc-extinguishing chamber contact pressure and positional distance |
| CN107728054B (en) * | 2017-11-13 | 2020-04-17 | 上海天灵开关厂有限公司 | Detection apparatus for double-moving-head vacuum arc-extinguishing chamber contact pressure and position distance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103439093A (en) | Mechanical performance on-line detection device | |
| CN103439094A (en) | Mechanical performance on-line detection device | |
| CN203479502U (en) | A mechanical characteristic online detecting apparatus | |
| CN203479503U (en) | A mechanical characteristic online detecting apparatus | |
| CN102646545A (en) | Medium-voltage circuit breaker for online monitoring of mechanical characteristics | |
| CN105374622A (en) | Insulating pull rod, vacuum circuit breaker with insulating pull rod and method for monitoring wearing capacity of movable and static contacts of vacuum circuit breaker | |
| CN105259501B (en) | A kind of high voltage direct current cut-offs experimental provision | |
| CN105929327B (en) | key stroke test device and method | |
| CN103983448A (en) | Mechanical property on-line detecting device | |
| CN204304291U (en) | The circuit breaker cart that a kind of contact overtravel is controlled | |
| CN201818890U (en) | Fire-fighting signal gate valve with switching signal indicator lamps | |
| CN203869859U (en) | Mechanical characteristic online detection device | |
| CN208384081U (en) | A kind of experimental rig for the research of environment-friendly type gas arc extinction performance | |
| CN204177564U (en) | A kind of High Voltage Breaker Mechanical Characteristic test macro | |
| CN203502561U (en) | Life detection system of contact switch | |
| CN101852102A (en) | Turbine speed regulating porthole mechanism capable of outputting accurate turn-off time | |
| CN206638984U (en) | A kind of automatic electric switch | |
| CN112414261B (en) | Displacement sensor for power grid data | |
| CN205404108U (en) | Circuit breaker mechanical characteristic on - line measuring device based on hall sensor | |
| CN107863265A (en) | A kind of distribution breaker | |
| CN205319084U (en) | Insulating pull rod and vacuum breaker with same | |
| JP2015076160A (en) | Disconnector | |
| CN204882046U (en) | High pressure vacuum switch mechanical characteristic on -line measuring device | |
| CN203699827U (en) | Novel fork speed regulation sensor | |
| CN210981293U (en) | Monitoring device for monitoring vacuum circuit breaker and vacuum circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |
|
| CX01 | Expiry of patent term |