CN104197877A - Breaker closing contact size measuring fixture - Google Patents
Breaker closing contact size measuring fixture Download PDFInfo
- Publication number
- CN104197877A CN104197877A CN201310361230.6A CN201310361230A CN104197877A CN 104197877 A CN104197877 A CN 104197877A CN 201310361230 A CN201310361230 A CN 201310361230A CN 104197877 A CN104197877 A CN 104197877A
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- China
- Prior art keywords
- screw rod
- nut
- drive nut
- drive
- isolating switch
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- Media Introduction/Drainage Providing Device (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a breaker closing contact size measuring fixture. The breaker closing contact size measuring fixture comprises a bracket, a pedestal is connected with the downside of the bracket, the bracket is rotationally provided with a drive nut, a screw rod connected with a pull rod of a breaker to be measured is spirally arranged in the drive nut, the drive nut is connected with a drive handle, the screw rod is connected with a screw rod handle, and the breaker closing contact size measuring fixture further comprises an electrical signal detection device for detecting whether a moving contact moves to the closing contact position. The measuring fixture is simple in structure, the screw rod handle drives the screw rod to rotate to be in thread connection with the breaker pull rod and prevents the screw rod rotating when the drive nut rotates, the drive handle rotates the drive nut to drive the screw rod to move axially and prevents the drive nut rotating when the screw rod rotates, and the closing contact position is detected through the electrical signal detection device; the breaker closing contact size measuring fixture is capable of completely realizing the manual operation and realizing opening and closing slowly, and the moving contact duly stops moving when the moving contact arrives at the closing contact position so as to improve the measuring precision.
Description
Technical field
The present invention relates to a kind of measurement frock, relate in particular to the firm chalaza dimensional measurement of a kind of isolating switch frock.
Background technology
Isolating switch needed to measure its firm chalaza size before using, the moving contact that just chalaza size has been isolating switch is from moving contact and the complete open position of static contact to moving contact and the distance that moves of static contact Contact, when measuring, if switch on of moving contact dynamics is excessive, will cause certain error for the position judgment of firm chalaza, affect the measuring accuracy of firm chalaza size.
Summary of the invention
The object of the invention is to propose a kind of firm chalaza dimensional measurement of isolating switch manually operated, simple in structure frock of being convenient to.
For addressing the above problem, the technical solution used in the present invention is:
The firm chalaza dimensional measurement of a kind of isolating switch frock, comprise support, support below is connected with for the base with the releasable connection of isolating switch end cap, on support, be rotatably equipped with drive nut, in drive nut, screw thread is installed with the screw rod for being connected with circuit breaker tie rod to be measured, on drive nut, be connected with the driving handle that stops drive nut to rotate to drive screw axial to move for rotariling actuate nut when screw rod rotates, on screw rod, be connected with the screw handle that stops bolt rotary for driving bolt rotary to be threaded with circuit breaker tie rod when drive nut rotates, also comprise the electrical signal detection device that moves to firm chalaza position for detection of moving contact.
On described screw rod, be also provided with the set nut for screw rod is connected and is locked with isolating switch.
Described screw rod is provided with for limiting the clamp nut of screw rod shift motion away from support one side in described drive nut.
Described electrical signal detection device is to be serially connected in the moving contact of isolating switch and the detection lamp on static contact loop.
Described support comprises column and is supported in the back up pad of column top, in back up pad, offer the screw rod perforation for passing for described screw rod, described drive nut comprises head and the swivel nut being fixedly connected with head, swivel nut lower surface and described back up pad are rotatably assorted, swivel nut excircle is provided with the convex edge of ring-type, described swivel nut is rotatably equipped with two bearings outward, two bearing outsides are provided with bearing seat, bearing seat below is fixed by flange and described back up pad, bearing seat top is provided with for to turning edge in bearing axial limiting, convex edge be clamped between two bearings with realize to swivel nut axially carry out spacing.
The firm chalaza dimensional measurement of the isolating switch frock that the present invention proposes, rotary screw handle drives screw rod rotation, screw rod is threaded fixing with circuit breaker tie rod, hand-held screw handle can not rotate screw rod, rotarily actuate the driving handle on nut, drive drive nut rotation and drive screw slowly promotes circuit breaker tie rod, make pull bar drive moving contact to move to firm chalaza position from complete open position, when detecting combined floodgate information, electrical signal detection device represents that moving contact arrives firm chalaza, drive nut stops operating, the displacement of screw rod is the firm chalaza size that will measure.The measurement frock that the present invention proposes simple in structure, adopt screw handle to make to drive bolt rotary be threaded with circuit breaker tie rod and when drive nut rotates, stop bolt rotary, by driving handle, rotarily actuate nut to drive screw axial move and stop drive nut to rotate when screw rod rotates, and detect firm chalaza position by electrical signal detection device, can be completely achieved manual operation slow divide-shut brake, can when moving contact arrives firm chalaza position, stop in time mobile moving contact, improve and measure essence.
Further, electrical signal detection device adopts lamp is observed, and simplifies tool structure, reduces frock cost.
Further, on screw rod, be provided for being connected with circuit breaker tie rod at screw rod laggard line-locked set nut, easy operating.
Further, clamp nut is set on screw rod, the shift motion of restriction screw rod, prevents screw rod landing from support, affects measuring accuracy.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the firm chalaza dimensional measurement of a kind of isolating switch of the present invention frock;
Fig. 2 is the vertical view of Fig. 1.
Embodiment
The embodiment of the firm chalaza dimensional measurement of a kind of isolating switch of the present invention frock: as shown in Fig. 1～Fig. 2, the firm chalaza dimensional measurement of this isolating switch frock comprises support, support comprises the back up pad 5 being fixedly connected with on column 7 and column 7, column below is provided with for the base 8 with the releasable connection of isolating switch end cap, in back up pad 5, rotation is equipped with drive nut 3, on drive nut, screw thread rotation has screw rod, screw rod 6 is provided with in drive nut 3 upper ends for limiting screw rod shift motion and the clamp nut 2 of standing screw when not using, clamp nut 2 is connected with away from a side of column the screw handle (not shown) that stops bolt rotary for driving bolt rotary to be threaded with circuit breaker tie rod when drive nut rotates, on drive nut 3, be connected with the driving handle that stops drive nut to rotate to drive screw axial to move for rotariling actuate nut when screw rod rotates, drive nut comprises the swivel nut 10 being threaded with screw rod 6 that head 3 and lower head are wholely set, on swivel nut 10 excircles, be provided with the convex edge of ring-type, outside swivel nut 10, be arranged with two taper roll bearings 1 setting up and down, the outer bearing seat 4 that is arranged with of taper roll bearing 1, bearing seat 4 upper ends be provided with for taper roll bearing 1 is carried out axial limiting in turn edge, lower end adopts fastening bolt to be connected with back up pad 5, the convex edge of swivel nut 10 is located between upper and lower two taper roll bearings 1 for swivel nut 10 is carried out to axial limiting, screw rod 6 is provided with the set nut 9 for screw rod is connected with the pull bar of isolating switch away from drive nut 3 one end, also comprise and for detection of moving contact, move to the electrical signal detection device of firm chalaza position on the static contact in isolating switch in tandem and moving contact loop in use, electrical signal detection device is for detecting lamp, detecting lamp is that a bulb is connected by wire with dry cell and wire two ends are connected with static contact with the moving contact of isolating switch respectively, when moving contact and static contact Contact, detection lamp is bright, this point is the firm chalaza position of moving contact and static contact, thereby the firm chalaza position that can fast detecting goes out moving contact and static contact, by moving contact and static contact, touch and make to detect the process that lamp lights and be lamp.
In use, first base 8 is fastened on the end cap of moving contact of breaker one end, clamp nut 2 is unclamped to hand-held screw handle, rotary screw handle drives screw rod rotation, screw rod is threaded with circuit breaker tie rod, adopt set nut 9 to be locked, hand-held screw handle is placed bolt rotary, slow circumvolve driving handle, driving handle drives drive nut rotation, making drive nut drive screw drive pull bar to move makes the moving contact of isolating switch arrive complete open position, by detecting lamp, be connected in the moving contact of isolating switch and the loop of static contact, reverse rotation handle makes drive nut drive screw drive pull bar motion, the moving contact of isolating switch is moved to closing position, the drive nut until the moment that detection lamp lights stops the rotation, now be the firm chalaza of moving contact and static contact, the distance that reverse rotation driving handle moves screw rod 6 is the firm chalaza size that will measure.
Electrical signal detection device adopts the detection lamp being serially connected in moving contact and static contact loop to detect firm chalaza position in the present embodiment, also can adopt the signal processing module that foil gauge is set on moving contact and is connected with foil gauge in other embodiments of the invention, the variation of the voltage that the variation of the resistance value of moving contact generation is brought passes to signal processing module by foil gauge, judges firm chalaza position or piezoelectric transducer collection electric signal is set on moving contact to judge firm chalaza position according to the sudden change of signal.
Adopt in the present embodiment the convex edge of swivel nut is clamped between two taper roll bearings of axial limiting and realizes the axial limiting to drive nut, also can make in other embodiments of the invention the lower surface of drive nut with back up pad is rotatably assorted and arrange and stop stop catch plate realization that drive nut moves the vertically axial limiting to drive nut above drive nut.
Claims (5)
1. the firm chalaza dimensional measurement of an isolating switch frock, it is characterized in that: comprise support, support below is connected with for the base with the releasable connection of isolating switch end cap, on support, be rotatably equipped with drive nut, in drive nut, screw thread is installed with the screw rod for being connected with circuit breaker tie rod to be measured, on drive nut, be connected with the driving handle that stops drive nut to rotate to drive screw axial to move for rotariling actuate nut when screw rod rotates, on screw rod, be connected with the screw handle that stops bolt rotary for driving bolt rotary to be threaded with circuit breaker tie rod when drive nut rotates, also comprise the electrical signal detection device that moves to firm chalaza position for detection of moving contact.
2. the firm chalaza dimensional measurement of isolating switch according to claim 1 frock, is characterized in that: on described screw rod, be also provided with the set nut for screw rod is connected and is locked with isolating switch.
3. the firm chalaza dimensional measurement of isolating switch according to claim 1 and 2 frock, is characterized in that: described screw rod is provided with for limiting the clamp nut of screw rod shift motion away from support one side in described drive nut.
4. the firm chalaza dimensional measurement of isolating switch according to claim 3 frock, is characterized in that: described electrical signal detection device is to be serially connected in the moving contact of isolating switch and the detection lamp on static contact loop.
5. the firm chalaza dimensional measurement of isolating switch according to claim 3 frock, it is characterized in that: described support comprises column and is supported in the back up pad of column top, in back up pad, offer the screw rod perforation for passing for described screw rod, described drive nut comprises head and the swivel nut being fixedly connected with head, swivel nut lower surface and described back up pad are rotatably assorted, swivel nut excircle is provided with the convex edge of ring-type, described swivel nut is rotatably equipped with two bearings outward, two bearing outsides are provided with bearing seat, bearing seat below is fixed by flange and described back up pad, bearing seat top is provided with for to turning edge in bearing axial limiting, convex edge be clamped between two bearings with realize to swivel nut axially carry out spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310361230.6A CN104197877B (en) | 2013-08-19 | 2013-08-19 | A kind of firm chalaza size measurement tool of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310361230.6A CN104197877B (en) | 2013-08-19 | 2013-08-19 | A kind of firm chalaza size measurement tool of breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104197877A true CN104197877A (en) | 2014-12-10 |
| CN104197877B CN104197877B (en) | 2018-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310361230.6A Active CN104197877B (en) | 2013-08-19 | 2013-08-19 | A kind of firm chalaza size measurement tool of breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104197877B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118645A (en) * | 2015-09-15 | 2015-12-02 | 江苏思源赫兹互感器有限公司 | GIS voltage transformer |
| CN107907769A (en) * | 2017-12-18 | 2018-04-13 | 保定市恒信达电气有限公司 | A kind of orbit determination crawling device |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1398417A (en) * | 2000-02-03 | 2003-02-19 | Abb股份公司 | Circuit breaker |
| US20030150841A1 (en) * | 2000-03-23 | 2003-08-14 | Freddy Magnussen | Electric circuit breaker, as well as plant, use and method where such is used |
| KR20040092599A (en) * | 2003-04-24 | 2004-11-04 | 엘지산전 주식회사 | Withdrawable devise of main circuit for vacuum circuit breaker |
| CN101615524A (en) * | 2009-07-22 | 2009-12-30 | 南京因泰莱配电自动化设备有限公司 | Single phase permanent magnetic mechanism for vacuum circuit breaker |
| CN201497628U (en) * | 2009-08-06 | 2010-06-02 | 平高集团有限公司 | Direct-acting spring operating mechanism testing device |
| CN101866782A (en) * | 2010-07-27 | 2010-10-20 | 天津久安集团有限公司 | Auxiliary device of debug circuit breaker mechanism |
| KR20100138640A (en) * | 2009-06-25 | 2010-12-31 | 엘에스산전 주식회사 | Device for preventiong withdrawing or inserting in circuit breaker |
| CN201946496U (en) * | 2010-11-20 | 2011-08-24 | 潢川县电业局 | Over stroke protective device for circuit breaker transmission bar |
| CN102522254A (en) * | 2011-12-02 | 2012-06-27 | 安徽宇腾真空电气有限责任公司 | Permanent magnet type vacuum circuit breaker |
| CN102646539A (en) * | 2012-03-23 | 2012-08-22 | 平高集团有限公司 | Bypass isolating switch for 1100-kV super-high-voltage serial compensation |
| CN102901426A (en) * | 2012-09-20 | 2013-01-30 | 河南省电力公司信阳供电公司 | Overtravel measuring device for transmission rod of circuit breaker |
| CN103021749A (en) * | 2012-12-28 | 2013-04-03 | 常熟开关制造有限公司(原常熟开关厂） | Circuit breaker capable of quickly releasing |
-
2013
- 2013-08-19 CN CN201310361230.6A patent/CN104197877B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1398417A (en) * | 2000-02-03 | 2003-02-19 | Abb股份公司 | Circuit breaker |
| US20030150841A1 (en) * | 2000-03-23 | 2003-08-14 | Freddy Magnussen | Electric circuit breaker, as well as plant, use and method where such is used |
| KR20040092599A (en) * | 2003-04-24 | 2004-11-04 | 엘지산전 주식회사 | Withdrawable devise of main circuit for vacuum circuit breaker |
| KR20100138640A (en) * | 2009-06-25 | 2010-12-31 | 엘에스산전 주식회사 | Device for preventiong withdrawing or inserting in circuit breaker |
| CN101615524A (en) * | 2009-07-22 | 2009-12-30 | 南京因泰莱配电自动化设备有限公司 | Single phase permanent magnetic mechanism for vacuum circuit breaker |
| CN201497628U (en) * | 2009-08-06 | 2010-06-02 | 平高集团有限公司 | Direct-acting spring operating mechanism testing device |
| CN101866782A (en) * | 2010-07-27 | 2010-10-20 | 天津久安集团有限公司 | Auxiliary device of debug circuit breaker mechanism |
| CN201946496U (en) * | 2010-11-20 | 2011-08-24 | 潢川县电业局 | Over stroke protective device for circuit breaker transmission bar |
| CN102522254A (en) * | 2011-12-02 | 2012-06-27 | 安徽宇腾真空电气有限责任公司 | Permanent magnet type vacuum circuit breaker |
| CN102646539A (en) * | 2012-03-23 | 2012-08-22 | 平高集团有限公司 | Bypass isolating switch for 1100-kV super-high-voltage serial compensation |
| CN102901426A (en) * | 2012-09-20 | 2013-01-30 | 河南省电力公司信阳供电公司 | Overtravel measuring device for transmission rod of circuit breaker |
| CN103021749A (en) * | 2012-12-28 | 2013-04-03 | 常熟开关制造有限公司(原常熟开关厂） | Circuit breaker capable of quickly releasing |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118645A (en) * | 2015-09-15 | 2015-12-02 | 江苏思源赫兹互感器有限公司 | GIS voltage transformer |
| CN107907769A (en) * | 2017-12-18 | 2018-04-13 | 保定市恒信达电气有限公司 | A kind of orbit determination crawling device |
| CN107907769B (en) * | 2017-12-18 | 2024-01-30 | 保定市恒信达电气有限公司 | Rail-fixing crawling device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104197877B (en) | 2018-07-06 |
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