CN102751119A - 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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- CN102751119A CN102751119A CN2012102153341A CN201210215334A CN102751119A CN 102751119 A CN102751119 A CN 102751119A CN 2012102153341 A CN2012102153341 A CN 2012102153341A CN 201210215334 A CN201210215334 A CN 201210215334A CN 102751119 A CN102751119 A CN 102751119A
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- mechanical locking
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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 the fully closed combined electric unit technical field, be specifically related to a kind of fully closed combined electric unit isolation or earthing mechanism and use mechanical locking device.
Background technology
Fully closed combined electric unit is that a switchyard is whole with a seal of vessel, is full of SF in the container
6Gas is to insulate.Fully closed combined electric unit is little because of himself volume, floor space is little, insulation is reliable, high safety, maintenance workload are little etc., and advantage is applied in high voltage electrical apparatus technical field widely.
The deceleration system that isolation in the fully closed combined electric unit or the motor output shaft in the earthing mechanism are formed through pinion, gear wheel, worm screw, turbine is given mechanism's output shaft with the transmission of torque that motor output shaft is exported; Simultaneously, also can rotate manual bevel gear shaft and drive worm screw realization manual operation through hand crank.
But in actual use, when the divide-shut brake motion of isolation or earthing mechanism, artificial random electric or manual misoperation often occurs and then influence isolating or the normal divide-shut brake motion of earthing mechanism, influence the operate as normal of fully closed combined electric unit.Existing isolation at present or earthing mechanism are provided with the junction panel of manual, the electronic change over switch of control; Forward change over switch to manually operated position through junction panel; Can avoid the possibility of electric misoperation like this, realize mechanical latching control through the rotation of controlling manual axle then isolation or earthing mechanism.And the input of present manual bevel gear shaft is a square shaft, because need a kind of mechanical locking device that is used to prevent the square shaft rotation that matches with square shaft of design.
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 to use mechanical locking device, influence the technical problem of isolation or the normal divide-shut brake motion of earthing mechanism to overcome the artificial arbitrarily misoperation that exists in the prior art.
For realizing above-mentioned purpose; Fully closed combined electric unit provided by the present invention is isolated or earthing mechanism adopts following technical scheme with mechanical locking device: a kind of fully closed combined electric unit is isolated or earthing mechanism is used mechanical locking device; Comprise that removable fixedly being assemblied in when using isolated or earthing mechanism on substrate; Offering the perforation that supplies the manual operation between centers crack on isolation or the earthing mechanism to pass on the substrate; Said mechanical locking device also comprise when using through Bolt Connection removable fixedly be assemblied in the location-plate on the substrate; On substrate, offer first bolt mounting holes; Offer on the location-plate with substrate on second bolt mounting holes that is used of first bolt mounting holes; On location-plate, offer be used for when using with isolation or earthing mechanism on the manual operation axle only revolve inserting only revolve the hole, wherein at least one bolt mounting holes in said first bolt mounting holes and second bolt mounting holes is along described and only revolves the long arc-shaped holes that circumferentially extend in the hole, described mechanical locking device comprises that also the manual operation axle that is located in when using on said isolation or the earthing mechanism is used for when locking, stoping the padlock that location-plate is taken off from substrate.
Second bolt mounting holes of the deep-slotted chip breaker structure on the described location-plate circumferentially is evenly equipped with at least two along only revolving the hole, the corresponding setting of number and position of second bolt mounting holes on the number of first bolt mounting holes on the described substrate and position and the said location-plate.
Offer the bearing pin installing hole on the described location-plate, through the cooperation of pegging graft substrate is fixed on the double end bearing pin on said isolation or the earthing mechanism when described mechanical locking device also comprises use.
The invention has the beneficial effects as follows: when mechanical locking device provided by the present invention uses; When the 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 the hole of only revolving on the location-plate only revolve to peg graft with the manual operation axle and cooperate, and through bolt location-plate is fixedly mounted on the substrate then, substrate is installed on isolation or the earthing mechanism of fully closed combined electric unit and can realizes locking manual operating axis; On the manual operation axle, padlock is installed at last, can when locking, be stoped like this location-plate is taken off from substrate.When the needs release, take off padlock, with location-plate from substrate take off or with location-plate together with substrate together from isolating or earthing mechanism takes off, cooperation is only revolved to manual operating axis in the hole of only revolving of eliminating on the location-plate.Mechanical locking device provided by the present invention has locked the manual operation axle; So just blocked the moving operation of electric operating tractor driver on isolation or the earthing mechanism simultaneously; Make the manual operation axle can not outwards export torque; Thereby realize isolating or the complete atresia of earthing mechanism, avoid artificial arbitrarily misoperation and influence and isolate or the normal divide-shut brake motion of earthing mechanism.
Description of 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 among Fig. 1;
Fig. 3 is the structural representation of location-plate among Fig. 1.
Embodiment
Like Fig. 1, Fig. 2, shown in Figure 3; A kind of fully closed combined electric unit isolation or earthing mechanism are with the embodiment of mechanical locking device; Mechanical locking device among this embodiment comprise when using isolate through 4 removable fixedly being assemblied in of double end bearing pin or earthing mechanism on substrate 3; Offer bearing pin installing hole 11 in the bottom of substrate 3; Thereby the grafting through the bearing pin installing hole on double end bearing pin 4 and substrate 3 and the supporting seat 1 during use cooperates substrate 3 is fixed on the supporting seat 1; The supporting seat 1 here belongs to the part of fully closed combined electric unit isolation or earthing mechanism, is offering the perforation 7 that supplies the manual operation between centers crack on isolation or the earthing mechanism to pass on the substrate 3, and this perforation is opened in the top of substrate; On substrate 3, also offer two first bolt mounting holes 8 about the perforation symmetric arrangement in the both sides of said perforation, these two bolt mounting holes circumferentially are uniformly distributed with along perforation.Said mechanical locking device also comprises when using through bolt 5 and connects the removable location-plate 2 on the substrate 3 that fixedly is assemblied in; Location-plate 2 structures in the form of annular discs in the present embodiment; The center of discoid location-plate 2 offer be used for when using with isolation or earthing mechanism on the manual operation axle only revolve inserting only revolve hole 9, in the present embodiment, only revolve hole 9 for being used for only revolving the square hole of inserting with square shaft; Also offer on the location-plate 2 with substrate on second bolt mounting holes 10 that is used of first bolt mounting holes; Second bolt mounting holes 10 here is along said and only revolves the deep-slotted chip breaker structure that circumferentially extend in the hole, and second bolt mounting holes of deep-slotted chip breaker structure circumferentially is evenly equipped with two along only revolving the hole, the corresponding setting of number and position of second bolt mounting holes on the number of first bolt mounting holes on the substrate and position and the location-plate; In the present embodiment; By bolt 5 location-plate 2 is fixed on the substrate 3, second bolt mounting holes of described deep-slotted chip breaker structure is a unthreaded hole, and first bolt mounting holes on the substrate is a screwed hole; During installation, location-plate is fixed on the substrate through bolt, flat shim and clamp nut.In addition, the mechanical latching dress that is provided in the present embodiment comprises that also the manual operation axle that is located in when using on said isolation or the earthing mechanism is used for when locking, stoping the padlock 6 that location-plate is taken off from substrate.
When the mechanical locking device in the foregoing description uses; When the 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 successively on the manual operation axle of isolation or earthing mechanism; Wherein, the perforation 7 on the substrate 3 cooperates with manual operation between centers crack, and makes the hole 9 of only revolving on the location-plate 2 only revolve to peg graft with the manual operation axle and cooperate; Through bolt 5 location-plate 2 is fixedly mounted on the substrate 3 then; At last substrate 3 is installed on the supporting base 1 of isolation or earthing mechanism of fully closed combined electric unit and can realizes locking,, on the manual operation axle, also be provided with padlock 6 for improving fail safe to manual operating axis.When the needs release, open padlock 6, then location-plate 2 is taken off or location-plate 2 together taken off from supporting base 1 together with substrate 3 from substrate 3 and can realize release.
In the foregoing description, because manual operation shaft angle degree is changeable, the second bolt location 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 the foregoing description, adopt double end bearing pin 4 that substrate 3 is fixed on the supporting seat 1, the double end bearing pin 4 here makes things convenient for the user to plug.
In the foregoing description, second bolt mounting holes 10 of deep-slotted chip breaker structure is provided with two, in other embodiments, also can be provided with one, perhaps circumferentially is provided with more than three or three along only revolving the hole.Or second bolt mounting holes is designed to the structure of cannelure.
Padlock 6 is installed on the manual operation axle in the above-described embodiments, can be prevented people's malice location-plate 2 and substrate 3 are taken off from supporting seat 1 like this, cause the inefficacy of mechanical locking device, in other embodiments, also padlock can be installed.When need not be to isolating or during the earthing mechanism locking, open padlock 6, location-plate 2 and substrate 3 be communicated with double end bearing pins 4 extract and get final product.
Claims (3)
1. a fully closed combined electric unit is isolated or earthing mechanism is used mechanical locking device; It is characterized in that: comprise that removable fixedly being assemblied in when using isolated or earthing mechanism on substrate; Offering the perforation that supplies the manual operation between centers crack on isolation or the earthing mechanism to pass on the substrate; Said mechanical locking device also comprise when using through Bolt Connection removable fixedly be assemblied in the location-plate on the substrate; On substrate, offer first bolt mounting holes; Offer on the location-plate with substrate on second bolt mounting holes that is used of first bolt mounting holes; On location-plate, offer be used for when using with isolation or earthing mechanism on the manual operation axle only revolve inserting only revolve the hole; Wherein at least one bolt mounting holes in said first bolt mounting holes and second bolt mounting holes is along the described axially extended long arc-shaped holes in hole of only revolving, and described mechanical locking device comprises that also the manual operation axle that is located in when using on said isolation or the earthing mechanism is used for when locking, stoping the padlock that location-plate is taken off from substrate.
2. fully closed combined electric unit according to claim 1 is isolated or ground structure is used mechanical locking device; It is characterized in that: second bolt mounting holes of the deep-slotted chip breaker structure on the described location-plate circumferentially is evenly equipped with at least two along only revolving the hole, the corresponding setting of number and position of second bolt mounting holes on the number of first bolt mounting holes on the described substrate and position and the said location-plate.
3. fully closed combined electric unit according to claim 1 and 2 is isolated or earthing mechanism is used mechanical locking device; It is characterized in that: offer the bearing pin installing hole on the described location-plate, through the cooperation of pegging graft substrate is fixed on the double end bearing pin on said isolation or the earthing mechanism when described mechanical locking device also comprises use.
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 true CN102751119A (en) | 2012-10-24 |
| CN102751119B 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) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799337A (en) * | 2017-09-28 | 2018-03-13 | 珠海优特电力科技股份有限公司 | Shift knob blocking device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0567423A (en) * | 1990-10-09 | 1993-03-19 | Fuji Electric Co Ltd | Outside operating handle device for wiring circuit breaker |
| CN1212074A (en) * | 1996-02-21 | 1999-03-24 | 金钟-默勒有限公司 | Protective switch with locking device to prevent switching-on |
| CN101930857A (en) * | 2010-08-31 | 2010-12-29 | 福州天宇电气股份有限公司 | Interlocking device for preventing mistakenly entering into charged intervals |
| 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 |
| 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 |
-
2012
- 2012-06-27 CN CN201210215334.1A patent/CN102751119B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0567423A (en) * | 1990-10-09 | 1993-03-19 | Fuji Electric Co Ltd | Outside operating handle device for wiring circuit breaker |
| CN1212074A (en) * | 1996-02-21 | 1999-03-24 | 金钟-默勒有限公司 | Protective switch with locking device to prevent switching-on |
| CN101930857A (en) * | 2010-08-31 | 2010-12-29 | 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107799337A (en) * | 2017-09-28 | 2018-03-13 | 珠海优特电力科技股份有限公司 | Shift knob blocking device |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102751119B (en) | 2014-07-23 |
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