CN102751119B - Mechanical locking device for isolating or grounding mechanism of fully-enclosed composite apparatus - Google Patents
Mechanical locking device for isolating or grounding mechanism of fully-enclosed composite apparatus Download PDFInfo
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- CN102751119B CN102751119B CN201210215334.1A CN201210215334A CN102751119B CN 102751119 B CN102751119 B CN 102751119B CN 201210215334 A CN201210215334 A CN 201210215334A CN 102751119 B CN102751119 B CN 102751119B
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Abstract
The invention discloses a mechanical locking device for an isolating or grounding mechanism of a fully-enclosed composite apparatus. The mechanical locking device comprises a substrate and also comprises a positioning plate, wherein the substrate is provided with a penetrating hole through which a manual operating shaft penetrate by gap; the positioning plate is detachably and fixed assembled on the substrate by bolt connection in use; the substrate is provided with a first bolt installing hole; the positioning plate is provided with a second bolt installing hole matched with the first bolt installing hole on the substrate for use; the positioning plate is also provided with a rotation-stopping hole for performing rotation-stopping and insertion matching with the manual operating shaft on the isolating or grounding mechanism in use; and at least one of the first bolt installing hole and the second bolt installing hole is an arc-shaped long hole extending along the circumferential direction of the rotation-stopping hole. The mechanical locking device also comprises a hanging lock which is penetrated into the manual operating shaft on the isolating or grounding mechanism in use and is used for preventing the positioning plate from being taken down from the substrate when in locking. Since the manual operating shaft is locked by the mechanical locking device, the complete locking of the isolating or grounding mechanism is realized.
Description
Technical field
The invention belongs to fully closed combined electric unit technical field, be specifically related to a kind of fully closed combined electric unit isolation or earthing mechanism mechanical locking device.
Background technology
Fully closed combined electric unit be by switchyard entirety with a seal of vessel, in container, be full of SF
6gas is to insulate.Fully closed combined electric unit because himself volume is little, floor space is little, insulation is reliable, high safety, maintenance workload be little etc., and advantage is applied in high voltage electrical apparatus technical field widely.
Motor output shaft in isolation or earthing mechanism in fully closed combined electric unit is by the deceleration system of pinion, gear wheel, worm screw, turbine composition, and the transmission of torque that motor output shaft is exported is to mechanism's output shaft; Meanwhile, also can drive worm screw to realize manual operation by hand crank rotary manual bevel gear shaft.
But in actual use, in the time of the divide-shut brake motion of isolation or earthing mechanism, often there is the normal divide-shut brake motion of artificial random electric or manual misoperation and then impact isolation or earthing mechanism, affect the normal work of fully closed combined electric unit.On existing isolation or earthing mechanism, be provided with at present the junction panel of controlling manual, electronic change over switch, forward change over switch to manually operated position by junction panel, can avoid like this possibility of electric misoperation, then realize the mechanical latching control to isolation or earthing mechanism by controlling the rotation of manual axle.And the input of current manual bevel gear shaft is square shaft, because need to design a kind of mechanical locking device for preventing that square shaft from rotating matching with square shaft.
Summary of the invention
The object of the present invention is to provide a kind of fully closed combined electric unit isolation or earthing mechanism mechanical locking device, affect the technical problem of isolation or the normal divide-shut brake motion of earthing mechanism to overcome the artificial arbitrarily misoperation existing in prior art.
For achieving the above object, fully closed combined electric unit isolation provided by the present invention or earthing mechanism adopt following technical scheme with mechanical locking device: a kind of fully closed combined electric unit isolation or earthing mechanism mechanical locking device, comprise the removable substrate being fixedly assemblied on isolation or earthing mechanism while use, on substrate, offer the perforation of passing for the manual operation shaft clearance on isolation or earthing mechanism, described mechanical locking device also comprise while use by Bolt Connection removable be fixedly assemblied in the location-plate on substrate, on substrate, offer the first bolt mounting holes, on location-plate, offer with substrate on the second bolt mounting holes of being used in conjunction with of the first bolt mounting holes, on location-plate, offer while use for isolation or earthing mechanism on manual operation axle only revolve inserting only revolve hole, wherein at least one bolt mounting holes in described the first bolt mounting holes and the second bolt mounting holes is along the described long arc-shaped holes of only revolving the circumferential extension in hole, described mechanical locking device also comprises and while use, is located in manual operation axle on described isolation or earthing mechanism for stoping the padlock that location-plate is taken off from substrate when the locking.
The second bolt mounting holes of the deep-slotted chip breaker structure on described location-plate is circumferentially evenly equipped with at least two, the number of the first bolt mounting holes on described substrate and number and the position corresponding setting of position with the second bolt mounting holes on described location-plate along only revolving hole.
On described location-plate, offer bearing pin installing hole, described mechanical locking device also comprises while use and is coordinated substrate is fixed on to the double end bearing pin on described isolation or earthing mechanism by grafting.
The invention has the beneficial effects as follows: when mechanical locking device provided by the present invention uses, when change over switch in fully closed combined electric unit isolation or earthing mechanism forwards manual control position to, substrate and location-plate are set on the manual operation axle of isolation or earthing mechanism, and make only revolve hole and manual operation axle on location-plate only revolve to peg graft and coordinate, then by bolt, location-plate is fixedly mounted on substrate, substrate is installed on the isolation of fully closed combined electric unit or earthing mechanism and can realizes the locking to manual operating axis, finally on manual operation axle, padlock is installed, can in the time of locking, stop location-plate is taken off from substrate like this.In the time of needs release, take off padlock, location-plate is taken off or location-plate is together taken off from isolation or earthing mechanism together with substrate from substrate, eliminate and only revolve hole only screwing and closing manual operating axis on location-plate.Mechanical locking device provided by the present invention has locked manual operation axle, so just blocked the electric operating machine manual operation on isolation or earthing mechanism simultaneously, make manual operation axle can not outwards export torque, thereby realize isolation or the complete atresia of earthing mechanism, avoid artificial arbitrarily misoperation and affect isolation or the normal divide-shut brake motion of earthing mechanism.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of embodiment of mechanical locking device provided by the present invention;
Fig. 2 is the structural representation of substrate in Fig. 1;
Fig. 3 is the structural representation of location-plate in Fig. 1.
Embodiment
As Fig. 1, Fig. 2, shown in Fig. 3, the embodiment of mechanical locking device for a kind of fully closed combined electric unit isolation or earthing mechanism, mechanical locking device in this embodiment comprise use time by double end bearing pin 4 removable be fixedly assemblied in isolation or earthing mechanism on substrate 3, offer bearing pin installing hole 11 in the bottom of substrate 3, thereby coordinate substrate 3 is fixed on supporting seat 1 with the grafting of the bearing pin installing hole on substrate 3 and supporting seat 1 by double end bearing pin 4 when use, supporting seat 1 herein belongs to a part for fully closed combined electric unit isolation or earthing mechanism, on substrate 3, offer the perforation 7 of passing for the manual operation shaft clearance on isolation or earthing mechanism, this perforation is opened in the top of substrate, on substrate 3, also offer two the first bolt mounting holes 8 that are arranged symmetrically with about perforation in the both sides of described perforation, these two bolt mounting holes are circumferentially uniform along perforation.Described mechanical locking device also comprises while use and connects the removable location-plate 2 on substrate 3 that is fixedly assemblied in by bolt 5, location-plate 2 structure in the form of annular discs in the present embodiment, the center of discoid location-plate 2 offer while using for isolation or earthing mechanism on manual operation axle only revolve inserting only revolve hole 9, in the present embodiment, only revolving hole 9 is for only revolving the square hole of inserting with square shaft, on location-plate 2, also offer with substrate on the second bolt mounting holes 10 of being used in conjunction with of the first bolt mounting holes, the second bolt mounting holes 10 is herein along the described circumferentially deep-slotted chip breaker structure of extension of hole of only revolving, and the second bolt mounting holes of deep-slotted chip breaker structure is circumferentially evenly equipped with two along only revolving hole, the number of the first bolt mounting holes on substrate and number and the position corresponding setting of position with the second bolt mounting holes on location-plate, in the present embodiment, by bolt 5, location-plate 2 is fixed on substrate 3, the second bolt mounting holes of described deep-slotted chip breaker structure is unthreaded hole, the first bolt mounting holes on substrate is screwed hole, when installation, pass through bolt, flat shim and clamp nut are fixed on location-plate on substrate.In addition, the mechanical latching dress that provided in the present embodiment also comprises that the manual operation axle that is located in while use on described isolation or earthing mechanism is for stoping the padlock 6 that location-plate is taken off from substrate when the locking.
When mechanical locking device in above-described embodiment uses, when change over switch in fully closed combined electric unit isolation or earthing mechanism forwards manual control position to, substrate 3 and location-plate 2 are set on the manual operation axle of isolation or earthing mechanism successively, wherein, perforation 7 on substrate 3 coordinates with manual operation shaft clearance, and make only revolve hole 9 and manual operation axle on location-plate 2 only revolve to peg graft and coordinate, then by bolt 5, location-plate 2 is fixedly mounted on substrate 3, finally substrate 3 is installed on the isolation of fully closed combined electric unit or the supporting base of earthing mechanism 1 and can realizes the locking to manual operating axis, for improving fail safe, on manual operation axle, be also provided with padlock 6.In the time of needs release, open padlock 6, then location-plate 2 is taken off or location-plate 2 is together taken off and can realize release from supporting base 1 together with substrate 3 from substrate 3.
In above-described embodiment, because manual operation shaft angle degree is changeable, the second bolt positioning hole 10 that arcuate structure is set on location-plate 2 can be adjusted location-plate 2 in a circumferential direction according to the angle position of manual operation axle, and then accurate latched position.
In above-described embodiment, adopt double end bearing pin 4 that substrate 3 is fixed on supporting seat 1, double end bearing pin 4 herein facilitates user to plug.
In above-described embodiment, the second bolt mounting holes 10 of deep-slotted chip breaker structure is provided with two, in other embodiments, also can arrange one, or circumferentially arranges more than three or three along only revolving hole.Or the second bolt mounting holes is designed to the structure of cannelure.
On manual operation axle, padlock 6 is installed in the above-described embodiments, can be prevented like this people's malice location-plate 2 and substrate 3 are taken off from supporting seat 1, cause the inefficacy of mechanical locking device, in other embodiments, padlock also can be installed.When not needing, to isolation or when earthing mechanism locking, to open padlock 6, location-plate 2 and substrate 3 are communicated with to double end bearing pin 4 and extract.
Claims (3)
1. a fully closed combined electric unit is isolated or earthing mechanism mechanical locking device, it is characterized in that: comprise the removable substrate being fixedly assemblied on isolation or earthing mechanism while use, on substrate, offer the perforation of passing for the manual operation shaft clearance on isolation or earthing mechanism, described mechanical locking device also comprise while use by Bolt Connection removable be fixedly assemblied in the location-plate on substrate, on substrate, offer the first bolt mounting holes, on location-plate, offer with substrate on the second bolt mounting holes of being used in conjunction with of the first bolt mounting holes, on location-plate, offer while use for isolation or earthing mechanism on manual operation axle only revolve inserting only revolve hole, the first bolt mounting holes on described substrate is screwed hole, the second bolt mounting holes is along the described circumferentially deep-slotted chip breaker structure of extension of hole of only revolving, and the second bolt mounting holes of deep-slotted chip breaker structure is circumferentially evenly equipped with two along only revolving hole, the number of the first bolt mounting holes on substrate and number and the position corresponding setting of position with the second bolt mounting holes on location-plate, the second bolt mounting holes of described deep-slotted chip breaker structure is unthreaded hole, substrate and location-plate are set on the manual operation axle of isolation or earthing mechanism successively, described mechanical locking device also comprises and while use, is located in manual operation axle on described isolation or earthing mechanism for stoping the padlock that location-plate is taken off from substrate when the locking.
2. fully closed combined electric unit isolation according to claim 1 or ground structure mechanical locking device, it is characterized in that: the second bolt mounting holes of the deep-slotted chip breaker structure on described location-plate is circumferentially evenly equipped with at least two, the number of the first bolt mounting holes on described substrate and number and the position corresponding setting of position with the second bolt mounting holes on described location-plate along only revolving hole.
3. fully closed combined electric unit isolation according to claim 1 and 2 or earthing mechanism mechanical locking device, it is characterized in that: on described location-plate, offer bearing pin installing hole, described mechanical locking device also comprises while use and coordinated substrate is fixed on to the double end bearing pin on described isolation or earthing mechanism by grafting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210215334.1A CN102751119B (en) | 2012-06-27 | 2012-06-27 | Mechanical locking device for isolating or grounding mechanism of fully-enclosed composite apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210215334.1A CN102751119B (en) | 2012-06-27 | 2012-06-27 | Mechanical locking device for isolating or grounding mechanism of fully-enclosed composite apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102751119A CN102751119A (en) | 2012-10-24 |
| CN102751119B true CN102751119B (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210215334.1A Active CN102751119B (en) | 2012-06-27 | 2012-06-27 | Mechanical locking device for isolating or grounding mechanism of fully-enclosed composite apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102751119B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799337B (en) * | 2017-09-28 | 2020-05-19 | 珠海优特电力科技股份有限公司 | Switch button locking device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2946858B2 (en) * | 1990-10-09 | 1999-09-06 | 富士電機株式会社 | External operation handle device for wiring breaker |
| DE19606271A1 (en) * | 1996-02-21 | 1997-08-28 | Kloeckner Moeller Gmbh | Circuit breaker with locking device against switching on |
| CN101930857B (en) * | 2010-08-31 | 2015-05-20 | 福州天宇电气股份有限公司 | Interlocking device for preventing mistakenly entering into charged intervals |
| CN202134426U (en) * | 2010-11-19 | 2012-02-01 | 常州新苑星电器有限公司 | Handle of brake of master switch |
| CN202076160U (en) * | 2011-05-18 | 2011-12-14 | 常熟开关制造有限公司(原常熟开关厂） | Isolation padlock device of breaker handle |
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2012
- 2012-06-27 CN CN201210215334.1A patent/CN102751119B/en active Active
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| Publication number | Publication date |
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| CN102751119A (en) | 2012-10-24 |
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