CN208738126U - A kind of circuit breaker polar of included mechanical property on-line monitoring function - Google Patents
A kind of circuit breaker polar of included mechanical property on-line monitoring function Download PDFInfo
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- CN208738126U CN208738126U CN201821709530.3U CN201821709530U CN208738126U CN 208738126 U CN208738126 U CN 208738126U CN 201821709530 U CN201821709530 U CN 201821709530U CN 208738126 U CN208738126 U CN 208738126U
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- mechanical property
- pull rod
- displacement sensor
- insulated pull
- circuit breaker
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Abstract
The utility model relates to carry the circuit breaker polar of mechanical property on-line monitoring function, it passes through in the position close to insulated pull rod below pole, displacement sensor is set, then the sliding block of insulated pull rod and displacement sensor is linked by attachment device and is arranged, when realizing contact movement in insulated pull rod drive breaker, synchronous drive displacement sensor sliding block is mobile, and sliding block amount of movement is identical as the mobile displacement of contact of breaker, its installation for realizing displacement sensor, and the precise measurement by being displaced to insulated pull rod to moving contact；Meanwhile the attachment device by being fixed in insulated pull rod, connect displacement sensor, its displacement sensor is not necessarily to be arranged close to insulated pull rod, avoids interference and the limitation in space, solves existing circuit breaker polar, the problem of sensor is difficult to install, contact mechanical property detection difficult.
Description
Technical field
The utility model relates to breaker detection technique field, more particularly to it is a kind of can be to circuit breaker polar contact assembly
The circuit breaker polar of the included mechanical property on-line monitoring function of mechanical property detection.
Background technique
Indoor vacuum circuit breaker is very important electrical equipment in electric system.Take on important angle in power grid
Color, it play a part of cut-offfing and closing normally with faulty line.The breaker of traditional sense be one it is passive execute cut-off and
The device of route is closed, for operational order from manual command or Relay Protection Unit, breaker itself has no detection, judgement
Electric power system fault and monitoring are from the ability of Force system state itself.
Offline routine inspection was mostly used greatly in the past, and periodic plan maintenance, this planned prophylactic repair are carried out to breaker
Blindness is big, costly, and influences power generation.As the voltage class and electrical network capacity of electric system are continuously improved, people
It proposes the actual working state according to breaker and determines method whether maintenance, referred to as repair based on condition of component method.
Therefore, the on-line monitoring to the mechanical property of high-voltage circuitbreaker how is efficiently realized, it has also become influence industry hair
Open up one of the bottleneck of progress.The detection of breaker mechanic property mainly detects the motion conditions of moving contact in its pole, due to
The working space of contact of breaker transmission mechanism is small, and structure is compact, and displacement sensor is difficult to install, therefore actual conditions
In, breaker mechanic property detection is difficult on-line checking in operation.
Chinese patent 201310168584.9 discloses a kind of mechanical structure of breaker mechanic property on-line checking, although energy
The detection of the online mechanical displacement of breaker is solved, but does not provide the method how sensor is installed, actually there is no solve
Sensor problem difficult to install.Chinese patent 201220744752.5 discloses vacuum breaker mechanical features on-line monitoring
Signal processing implementation method, this method only processing to electric signal after sensor, does not address how to survey in small space yet
Measure the main problem of contact displacement.
Therefore, it is badly in need of a kind of inspection that can effectively detect circuit breaker polar contact mechanical property displacement parameter in operating conditions
Survey device.
Summary of the invention
The utility model is intended to provide a kind of circuit breaker polar of included mechanical property on-line monitoring function, existing to solve
The problem of circuit breaker polar contact mechanical property detection difficult.
Concrete scheme is as follows: a kind of circuit breaker polar of included mechanical property on-line monitoring function, including an operating mechanism,
One pole, the operating mechanism have a mechanism shell, which is fixedly installed on the mechanism shell；
It further include mechanical property on-Line Monitor Device, displacement sensor and attachment device；
The displacement sensor is fixed on the position on the mechanism shell close to pole insulated pull rod, which sets
It in insulated pull rod, and is connected on the sliding block of the displacement sensor, to realize the linkage of insulated pull rod and sliding block；
The displacement sensor and the mechanical property on-Line Monitor Device communication connection.
The further technical solution of the utility model are as follows: the attachment device includes a support rod and a mounting base；The branch
Strut one end is connected on the sliding block of the displacement sensor, and the other end is equipped with the plug division of a U-shaped, with position adjustably grafting
In in insulated pull rod；The mounting base is set in insulated pull rod, to fix the plug division.
The further technical solution of the utility model are as follows: the mounting base includes a sliding sleeve portion and nut piece, the sliding sleeve portion
And nut piece is sheathed in insulated pull rod and cooperates and grips the plug division；
The big connecting lever of a breaker is equipped in the operating mechanism, which is equipped with a pivot joint for running through the sliding sleeve portion
Axis, the big connecting lever of the breaker are connected in the insulated pull rod by the drive-connecting shaft.
The further technical solution of the utility model are as follows: the support rod is in Z-shaped, and one end is the plug division, the other end
Equipped with mounting hole with the sliding block for being fixedly connected with the displacement sensor.
The further technical solution of the utility model are as follows: the displacement sensor is Hall sensor comprising is fixed on this
Permanent magnet sliding block, fixed bracket in attachment device and three lines being set on the fixation bracket of arranging vertically from top to bottom
Property Hall sensor.
The further technical solution of the utility model are as follows: it further include intelligent display device, the intelligent display device and the machine
Tool characteristic on-Line Monitor Device communication connection.
The utility model has the advantages that the utility model carries the circuit breaker polar of mechanical property on-line monitoring function, by close
The position of insulated pull rod below pole, is arranged displacement sensor, is then passed insulated pull rod and displacement by attachment device
The sliding block of sensor, which links, to be arranged, and when realizing contact movement in insulated pull rod drive breaker, synchronous drive displacement sensor is sliding
Block is mobile, and sliding block amount of movement is identical as the mobile displacement of contact of breaker, realizes the installation of displacement sensor, and
Pass through the precise measurement being displaced to insulated pull rod to moving contact；Meanwhile the attachment device by being fixed in insulated pull rod, connection
Displacement sensor, displacement sensor are not necessarily to be arranged close to insulated pull rod, avoid interference and the limitation in space, solve existing
The problem of circuit breaker polar, sensor is difficult to install, contact mechanical property detection difficult.
Detailed description of the invention
Fig. 1 shows the circuit breaker polar cross-sectional view that the utility model carries mechanical property on-line monitoring function；
Fig. 2 shows the partial enlarged views at A in Fig. 1；
Fig. 3 shows support rod top view in Fig. 2.
Specific embodiment
To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses
A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment
Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and sheet are practical new
The advantages of type.Component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
Referring to figs. 1 and 2, this embodiment offers a kind of circuit breakers poles of included mechanical property on-line monitoring function
Column a comprising operating mechanism 2, a pole 1, the operating mechanism 2 have a mechanism shell, and the pole 1 is fixedly
It is installed on the mechanism shell.
The big connecting lever 21 of a breaker is equipped in the operating mechanism 2 and drives the driving assembly of the big connecting lever 21 of the breaker；
The pole 1 has an insulation shell, is equipped with vacuum interrupter chamber 11 and insulated pull rod 12 up and down in the insulation shell,
12 lower end of insulated pull rod protrudes out in the mechanism shell of the operating mechanism 2, and then, the big connecting lever 21 of the breaker is articulated in this absolutely
On edge pull rod 12.
The embodiment further includes a mechanical property on-Line Monitor Device (not shown), a displacement sensor 3 and one
Attachment device；
The displacement sensor 3 is fixed on the mechanism shell, and is provided close to the position of 1 insulated pull rod 12 of pole,
Then the attachment device is set in insulated pull rod 12, and the attachment device is connected on the sliding block of the displacement sensor 3, to realize
The linkage of insulated pull rod 12 and 3 sliding block of displacement sensor:
Specifically, the displacement sensor 3 is Hall sensor comprising is fixed in the attachment device in the embodiment
Permanent magnet sliding block (i.e. above-mentioned sliding block), one be fixed on fixation bracket on mechanism shell and vertical straight line is arranged from top to bottom
Cloth is set to three linear hall sensors 32 on the fixation bracket.
The displacement sensor 3 is also connected with the mechanical property on-Line Monitor Device by aviation plug and connecting line communication
It connects, to realize the output of detection electrical parameter.
In this embodiment, which includes a support rod 31 and a mounting base 310: as shown in connection with fig. 3, the branch
One end of strut 31 is equipped with mounting hole to be connected and fixed the permanent magnet sliding block of the displacement sensor 3, and the other end is equipped with a U-shaped
Plug division 311, the opening of the plug division 311 adapt to the outer diameter setting of insulated pull rod 12, and then 311 inserting depth position of plug division
It sets and is adjustably plugged in insulated pull rod 12.
The mounting base 310 is set in insulated pull rod 12, in this embodiment, specific to fix the plug division 311:
The mounting base includes a sliding sleeve portion and two nut pieces, which is equipped with screw thread, the sliding sleeve portion and two nut pieces
It is sheathed in insulated pull rod 12, and sliding sleeve portion is set between two nut pieces, is gripped with realizing, and a nut piece and the cunning
The cooperation of set portion grips the plug division 311.
Meanwhile the big connecting lever 21 of a breaker is equipped in the operating mechanism 2, which is equipped with one and runs through the sliding sleeve
The drive-connecting shaft in portion, the big connecting lever 21 of the breaker are connected in the insulated pull rod 12 by the drive-connecting shaft；Meanwhile the support rod 31 is in
Z-shaped, one end are the plug division 311, and the other end is equipped with mounting hole with the permanent magnet for being fixedly connected with the displacement sensor 3
Sliding block, mechanical property is more preferable, under overtravel state, avoids damage to displacement sensor 3.
Meanwhile to realize that real-time display, the embodiment further include an intelligent display device, the intelligent display device and the machine
Tool characteristic on-Line Monitor Device communication connection.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (6)
1. a kind of circuit breaker polar of included mechanical property on-line monitoring function, including an operating mechanism, a pole, the behaviour
Make mechanism with a mechanism shell, which is fixedly installed on the mechanism shell；It is characterized by:
It further include mechanical property on-Line Monitor Device, displacement sensor and attachment device；
The displacement sensor is fixed on the position on the mechanism shell close to pole insulated pull rod, which is set to exhausted
It on edge pull rod, and is connected on the sliding block of the displacement sensor, to realize the linkage of insulated pull rod and sliding block；
The displacement sensor and the mechanical property on-Line Monitor Device communication connection.
2. the circuit breaker polar of included mechanical property on-line monitoring function according to claim 1, it is characterised in that:
The attachment device includes a support rod and a mounting base；The support rod one end is connected to the sliding block of the displacement sensor
On, the other end is equipped with the plug division of a U-shaped, is adjustably plugged in insulated pull rod with position；The mounting base is set to insulation and draws
On bar, to fix the plug division.
3. the circuit breaker polar of included mechanical property on-line monitoring function according to claim 2, it is characterised in that:
The mounting base includes a sliding sleeve portion and nut piece, and the sliding sleeve portion and nut piece are sheathed in insulated pull rod and cooperate
Grip the plug division；
The big connecting lever of a breaker is equipped in the operating mechanism, which is equipped with a drive-connecting shaft for running through the sliding sleeve portion, should
The big connecting lever of breaker is connected in the insulated pull rod by the drive-connecting shaft.
4. the circuit breaker polar of included mechanical property on-line monitoring function according to claim 2, it is characterised in that:
The support rod is in Z-shaped, and one end is the plug division, and the other end is equipped with mounting hole for being fixedly connected with the displacement sensing
The sliding block of device.
5. the circuit breaker polar of included mechanical property on-line monitoring function described in -4 any claims according to claim 1,
It is characterized by:
The displacement sensor is Hall sensor comprising be fixed on permanent magnet sliding block in the attachment device, fixed bracket with
And three linear hall sensors being set on the fixation bracket of arranging vertically from top to bottom.
6. the circuit breaker polar of included mechanical property on-line monitoring function described in -4 any claims according to claim 1,
It is characterized by:
It further include intelligent display device, the intelligent display device and the mechanical property on-Line Monitor Device communication connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821709530.3U CN208738126U (en) | 2018-10-22 | 2018-10-22 | A kind of circuit breaker polar of included mechanical property on-line monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821709530.3U CN208738126U (en) | 2018-10-22 | 2018-10-22 | A kind of circuit breaker polar of included mechanical property on-line monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208738126U true CN208738126U (en) | 2019-04-12 |
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ID=66035386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821709530.3U Active CN208738126U (en) | 2018-10-22 | 2018-10-22 | A kind of circuit breaker polar of included mechanical property on-line monitoring function |
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| CN (1) | CN208738126U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112630636A (en) * | 2020-11-18 | 2021-04-09 | 上海置信电气非晶有限公司 | Method for measuring mechanical characteristics of strut-type on-column circuit breaker |
| CN114341591A (en) * | 2019-09-10 | 2022-04-12 | Ls电气株式会社 | Contact monitoring device for vacuum circuit breaker and vacuum circuit breaker with same |
-
2018
- 2018-10-22 CN CN201821709530.3U patent/CN208738126U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114341591A (en) * | 2019-09-10 | 2022-04-12 | Ls电气株式会社 | Contact monitoring device for vacuum circuit breaker and vacuum circuit breaker with same |
| CN114341591B (en) * | 2019-09-10 | 2024-05-07 | Ls电气株式会社 | Contact monitoring device for vacuum circuit breaker and vacuum circuit breaker with same |
| CN112630636A (en) * | 2020-11-18 | 2021-04-09 | 上海置信电气非晶有限公司 | Method for measuring mechanical characteristics of strut-type on-column circuit breaker |
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