CN104142230B - Breaker mechanic property test device - Google Patents
Breaker mechanic property test device Download PDFInfo
- Publication number
- CN104142230B CN104142230B CN201310624407.7A CN201310624407A CN104142230B CN 104142230 B CN104142230 B CN 104142230B CN 201310624407 A CN201310624407 A CN 201310624407A CN 104142230 B CN104142230 B CN 104142230B
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- Prior art keywords
- pull bar
- moving contact
- link
- contact pull
- test device
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- 238000012360 testing method Methods 0.000 title claims abstract description 37
- 238000006073 displacement reaction Methods 0.000 claims abstract description 43
- 238000005096 rolling process Methods 0.000 claims description 28
- 238000009434 installation Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Abstract
The invention discloses a kind of breaker mechanic property test device, including for being connected to be driven, by moving contact pull bar, the link moved along moving contact pull bar telescopic direction and there is the linear displacement transducer of the signal input lever being connected with link with the moving contact pull bar of chopper, described test device also includes the leading truck on the fixed support for being installed in chopper, and leading truck is provided with the limit track of the spacing cooperation of spline for coordinating at described moving contact pull bar telescopic direction guiding movement, on the direction around moving contact pull bar circumference with described link.Under the guiding of leading truck and position-limiting action, being in transmission connection the link of signal input lever of moving contact pull bar and linear displacement transducer can only be along moving contact pull bar telescopic direction guiding movement, and can not occur rotating in moving contact pull bar circumference, do not have the problem damaging linear displacement transducer owing to moving contact pull bar rotates.
Description
Technical field
The present invention relates to a kind of breaker mechanic property test device.
Background technology
Breaker mechanic property measurement is one of measurement and the important means ensureing chopper quality condition and performance indications, in type approval test, delivery test and on-the-spot commissioning test, is intended to carry out the measurement of mechanical property, to ensure the normal operation of chopper.
A kind of breaker mechanic property test device is disclosed in the Chinese utility model patent that Authorization Notice No. is CN202066668U, it is fixed with link on moving contact pull bar, link is simultaneously connected with the input of displacement transducer, when doing mechanical property detection, moving contact pull bar moves back and forth the moving contact controlling in chopper under operating mechanism drives along moving contact pull bar bearing of trend, static contact turns on, depart from, moving contact pull bar in reciprocating movement with the input synchronization action of displacement transducer, by displacement transducer correspondence output test data to complete the test to breaker mechanic property.When specifically testing, displacement transducer typically uses linear displacement transducer, and in test process, the input with linear displacement transducer is linearly moved by moving contact pull bar.
But when using above-mentioned test device when some porcelain knob breakers are carried out testing mechanical characteristic, find that moving contact pull bar divides, easily occurs circumferentially rotating during closing operation moving back and forth to control chopper, input with linear displacement transducer is together deflected by the moving contact pull bar rotated, and then will result in the damage of test rectilinear transducer.
Summary of the invention
It is an object of the invention to provide a kind of breaker mechanic property test device, to solve prior art is tested the technical problem of the moving contact pull bar damage that the linear displacement transducer in device easily is occurred circumferentially rotating.
For achieving the above object, the technical scheme of mechanical characteristic testing device provided by the present invention is: breaker mechanic property test device, including for being connected to be driven, by moving contact pull bar, the link moved along moving contact pull bar telescopic direction and there is the linear displacement transducer of the signal input lever being connected with link with the moving contact pull bar of chopper, described test device also includes the leading truck on the fixed support for being installed in chopper, leading truck is provided with for coordinating at described moving contact pull bar telescopic direction guiding movement with described link, the limit track of the spacing cooperation of spline on the direction around moving contact pull bar circumference.
Coordinate with the rolling of described limit track with the corresponding position of described limit track on described link.
The corresponding position with described limit track of described link is set with rolling bearing, described limit track includes for being distributed in two guide rails of described link both sides in moving contact pull bar circumference, two guide rails have arrange in opposite directions for rolling, with rolling bearing, the guide and limit side that coordinates.
Described leading truck is guide plate, described limit track be guide plate be provided with for the long guiding hole extended along described moving contact pull bar telescopic direction, described two guide rails are the both sides hole wall of described long guiding hole.
Together with described linear displacement transducer is securely fitted in leading truck, link has the shaft part for wearing described rolling bearing and for the linkage section being connected with the signal input lever of linear displacement transducer.
Described linear displacement transducer is by sensor installation seat and connects together with bent plate is securely fitted in leading truck, described linear displacement transducer is installed on described sensor installation seat, connect bent plate have respectively with sensor installation seat, two side connecting plate sections of leading truck bolt-connection.
The described connecting plate section with leading truck bolt-connection in the two side connecting plate sections connecting bent plate is provided with bolt mounting holes, and this bolt mounting holes is elongated hole.
Usefulness of the present invention is: during breaker mechanic property provided by the present invention test device work, link is fixed together with the moving contact pull bar on chopper, link is connected with the signal input lever of linear displacement transducer, link and the moving contact on chopper, so, when moving contact pull bar expanding-contracting action, driven the signal input lever synchronization action of linear displacement transducer by link, and then complete the test job of breaker mechanic property.It is provided with leading truck in this test device, under the guiding and position-limiting action of this leading truck, being in transmission connection the link of signal input lever of moving contact pull bar and linear displacement transducer can only be along moving contact pull bar telescopic direction guiding movement, and can not occur rotating in moving contact pull bar circumference, making the signal input lever of linear displacement transducer is the most only to move, to linear displacement transducer input detection signal, not have the problem damaging linear displacement transducer owing to moving contact pull bar rotates along the telescopic direction of moving contact pull bar.
Further, link rolls with limit track and coordinates, and so can reduce the resistance that limit track applies to link in moving contact pull bar telescopic direction, and then can be effectively improved measuring accuracy.
Further, limit track includes two guide rails, and on link corresponding position suit rolling bearing, coordinate realization to the guiding of link and spacing by rolling of rolling bearing and two guide rails, limit track is simple and reliable for structure.
Further, being directed to frame and be designed to guide plate, and directly offer long guiding hole on guide plate with formation for rolling, with the rolling bearing on link, the limit track coordinated, the overall structure of leading truck is the simplest, it is simple to assembling.
Further, linear displacement transducer is by sensor installation seat and connects together with bent plate is securely fitted in leading truck, the position of linear displacement transducer can be adjusted easily, it is simple to the signal input lever realizing linear displacement transducer is connected with the fixing of the linkage section of leading truck by connecting bent plate.
Further, elongated hole will be designed to the bolt mounting holes in the connecting plate section of leading truck bolt-connection, be so conveniently adjusted the coupled position connecting bent plate with leading truck.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of breaker mechanic property provided by the present invention test device；
Fig. 2 is the structural representation of link in Fig. 1；
Fig. 3 is the structural representation of guide plate in Fig. 1；
Fig. 4 is the structural representation connecting bent plate in Fig. 1；
Fig. 5 is the top view connecting bent plate shown in Fig. 4；
Fig. 6 is the left side view connecting bent plate shown in Fig. 4；
Fig. 7 is the structural representation (linear displacement transducer moves along track to mounting seat one end) of sensor installation seat in Fig. 1；
Fig. 8 is the upward view (linear displacement transducer moves in the middle part of mounting seat along track) of sensor installation seat shown in Fig. 7:
Fig. 9 is to install structural representation on-board the circuit breaker by testing device correspondence shown in Fig. 1.
Detailed description of the invention
As shown in Figures 1 to 8, the embodiment of a kind of breaker mechanic property test device, the test device in this embodiment includes link 2, leading truck 4, rolling bearing 3 and linear displacement transducer 7.Link 2 moves along moving contact pull bar telescopic direction to be driven by moving contact pull bar 1 for being connected with the moving contact pull bar 1 of chopper, link 2 has the flanged plate 23 coupled with the flanged plate 19 on moving contact pull bar 1, and on flanged plate 23, correspondence offers flange mounting hole 24.Together with leading truck 4 is securely fitted in the fixed support 100 of chopper by bolt in use, leading truck 4 is provided with and coordinates for mobile in moving contact pull bar 1 telescopic direction with link 2, at the limit track of the spacing cooperation of spline in contact pull bar 1 circumference, this limit track includes at two guide rails being distributed in described link 2 both sides in moving contact pull bar circumference, two guide rails have arrange in opposite directions for rolling, with rolling bearing, the guide and limit side that coordinates, leading truck 4 herein is guide plate as shown in Figure 3, guide rail be then provided with for guide plate for the long guiding hole 41 extended along described moving contact pull bar telescopic direction, described two guide rails are the both sides hole wall 46 of described long guiding hole 41.Link 2 has the shaft part 21 for wearing described rolling bearing 3, the shaft part 21 of link 2 is set with rolling bearing 3, realize in the axial location to rolling bearing 3 of shaft part 21 with pad 9 and clamp nut 8 simultaneously, meanwhile, rolling bearing rolls with the both sides hole wall 46 of long guiding hole 41 and coordinates.The side of guide plate be sequentially arranged hole 42, location, on connecting hole 43, lower connecting hole 44 and hole, lower location 45, wherein, hole, upper and lower location bolt for being securely fitted on fixed support 100 for being directed to frame 4 respectively passes.Confession the most corresponding in upper and lower connecting hole passes for the bolt together with being securely fitted in guide plate by connection bent plate.
Linear displacement transducer 7 is by sensor installation seat 6 and connects together with bent plate 5 is securely fitted in leading truck 4, described linear displacement transducer 7 is movably assemblied on sensor installation seat 6 along the track that sensor installation seat 6 is provided with, after linear displacement transducer is moved into place, this linear displacement transducer can be fixedly installed on sensor installation seat 6.Linear displacement transducer 7 has the signal input lever for being connected with link 2, link 2 is then provided with the linkage section for being connected with the signal input lever of linear displacement transducer, the perforation 22 that the signal input lever 71 being correspondingly provided with on this linkage section on for linear displacement transducer 7 penetrates, inputting a signal into after bar 71 penetrates perforation 22, using locking nut to input a signal into together with bar is securely fitted in link 2.
Two it are disposed with along the vertical direction on connection bent plate 5 herein, two connect bent plate 5 corresponds respectively to be sequentially arranged two connecting plate 61 one_to_one corresponding on sensor installation seat 6 along the vertical direction, each connection bent plate is the most L-shaped, L-type connect bent plate have the long connecting plate section 52 with sensor installation seat bolt-connection and with the connecting hole of guide plate the short connecting plate section 51 of corresponding bolt-connection, long connecting plate section 52 is sequentially arranged two bolt mounting holes 520, end connecting plate section 51 has then been provided with the corresponding elongated hole 510 corresponding with the connecting hole on guide plate.
As shown in Fig. 1 and Fig. 9, when test device is installed on-board the circuit breaker, link 2 assembling fixing with moving contact pull bar 1, then by connecting, bent plate 5, leading truck 4 are fixing with the fixed support 100 of chopper to be assembled sensor installation seat 6, and the assembling fixing with the linkage section on link 2 of the signal input lever 71 of the linear displacement transducer 7 on sensor installation seat 6, when moving contact pull bar 1 is flexible under breaker driving mechanism drives, leading truck 2 synchronizes to drive signal input lever 71 expanding-contracting action, and then is exported test signal by linear displacement transducer 7.And the rolling bearing 3 owing to being set with on leading truck 2 guides rolling in moving contact pull bar telescopic direction with the long guiding hole 41 on guide plate and coordinates and the spacing cooperation of spline in the circumference of moving contact pull bar; so; it has been applied to the opposition of spline to moving contact pull bar by link; moving contact pull bar will not rotate with link in telescopic process again, and then can effectively protect linear displacement transducer.
In above-described embodiment, link is coordinated, in other embodiments with leading truck rolling by the rolling bearing being sleeved on shaft part, it is also possible to arrange rolling wheel support on link, and roller is installed on rolling wheel support, roller roll guiding with the two side of long guiding hole and coordinate.
In above-described embodiment, limit track uses long guiding hole, and in other embodiments, two guide rails of limit track can also be for two leads being individually fixed on fixed support.
In above-described embodiment, link is clipped in the middle to realize the guide and limit to link by the two of limit track guide rails, in other embodiments, it is also possible on link, offer spacing pilot hole, and be directed to track and be arranged to the single guide upright post with the guiding inserting of spacing pilot hole.
In above-described embodiment, realize the fixing assembling of sensor installation seat and leading truck by connecting bent plate, so according to the installation requirement of sensor installation seat, adjust the position connecting bent plate, reduce assembly difficulty.
Claims (7)
1. breaker mechanic property test device, including for being connected to be driven, by moving contact pull bar, the link moved along moving contact pull bar telescopic direction and there is the linear displacement transducer of the signal input lever being connected with link with the moving contact pull bar of chopper, it is characterized in that: described test device also includes the leading truck on the fixed support for being installed in chopper, leading truck is provided with the limit track of the spacing cooperation of spline for coordinating at described moving contact pull bar telescopic direction guiding movement, on the direction around moving contact pull bar circumference with described link.
Breaker mechanic property the most according to claim 1 test device, it is characterised in that: coordinate with the rolling of described limit track with the corresponding position of described limit track on described link.
Breaker mechanic property the most according to claim 2 test device, it is characterized in that: the corresponding position with described limit track of described link is set with rolling bearing, described limit track includes for being distributed in two guide rails of described link both sides in moving contact pull bar circumference, two guide rails have arrange in opposite directions for rolling, with rolling bearing, the guide and limit side that coordinates.
Breaker mechanic property the most according to claim 3 test device, it is characterized in that: described leading truck is guide plate, described limit track be guide plate be provided with for the long guiding hole extended along described moving contact pull bar telescopic direction, described two guide rails are the both sides hole wall of described long guiding hole.
5. test device according to the breaker mechanic property described in claim 3 or 4, it is characterized in that: together with described linear displacement transducer is securely fitted in leading truck there is on link the shaft part for wearing described rolling bearing and for the linkage section being connected with the signal input lever of linear displacement transducer.
Breaker mechanic property the most according to claim 5 test device, it is characterized in that: described linear displacement transducer is by sensor installation seat and connects together with bent plate is securely fitted in leading truck, described linear displacement transducer is installed on described sensor installation seat, connect bent plate have respectively with sensor installation seat, two side connecting plate sections of leading truck bolt-connection.
Breaker mechanic property the most according to claim 6 test device, it is characterised in that: the described connecting plate section with leading truck bolt-connection in the two side connecting plate sections connecting bent plate is provided with bolt mounting holes, and this bolt mounting holes is elongated hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624407.7A CN104142230B (en) | 2013-11-30 | 2013-11-30 | Breaker mechanic property test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624407.7A CN104142230B (en) | 2013-11-30 | 2013-11-30 | Breaker mechanic property test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104142230A CN104142230A (en) | 2014-11-12 |
| CN104142230B true CN104142230B (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310624407.7A Active CN104142230B (en) | 2013-11-30 | 2013-11-30 | Breaker mechanic property test device |
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| Country | Link |
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| CN (1) | CN104142230B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277160B (en) * | 2015-11-12 | 2018-06-26 | 天津平高智能电气有限公司 | Sensor installation seat and the displacement measuring device using the sensor installation seat |
| CN105277881B (en) * | 2015-11-23 | 2016-09-14 | 广东电网有限责任公司电力科学研究院 | A kind of multifunctional high pressure vacuum breaker mechanical features test device |
| CN106383015B (en) * | 2016-11-04 | 2018-08-24 | 上海工程技术大学 | A kind of vibration-testing mechanism for frame circuit breaker |
| CN107036794A (en) * | 2017-04-27 | 2017-08-11 | 国家电网公司 | A kind of second generation rectilinear transducer mounting bracket |
| CN108444688B (en) * | 2018-05-08 | 2023-11-28 | 河南森源电气股份有限公司 | Circuit breaker and sensor fixing device for circuit breaker |
| CN109406120B (en) * | 2018-11-13 | 2020-08-11 | 许继集团有限公司 | Circuit breaker mechanical characteristic testing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07146214A (en) * | 1993-11-22 | 1995-06-06 | Takachiho Kogyo Kk | Apparatus for testing hydraulic breaker body |
| CN202066668U (en) * | 2010-12-29 | 2011-12-07 | 常州森源力拓开关有限公司 | Detection device for mechanical properties of vacuum circuit breaker |
| CN202383148U (en) * | 2011-11-29 | 2012-08-15 | 青岛特锐德电气股份有限公司 | High voltage circuit breaker speed detector |
-
2013
- 2013-11-30 CN CN201310624407.7A patent/CN104142230B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07146214A (en) * | 1993-11-22 | 1995-06-06 | Takachiho Kogyo Kk | Apparatus for testing hydraulic breaker body |
| CN202066668U (en) * | 2010-12-29 | 2011-12-07 | 常州森源力拓开关有限公司 | Detection device for mechanical properties of vacuum circuit breaker |
| CN202383148U (en) * | 2011-11-29 | 2012-08-15 | 青岛特锐德电气股份有限公司 | High voltage circuit breaker speed detector |
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| Publication number | Publication date |
|---|---|
| CN104142230A (en) | 2014-11-12 |
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