CN204947345U - Preventing mistakenly entering charged chamber high-tension switch cabinet - Google Patents
Preventing mistakenly entering charged chamber high-tension switch cabinet Download PDFInfo
- Publication number
- CN204947345U CN204947345U CN201520711974.0U CN201520711974U CN204947345U CN 204947345 U CN204947345 U CN 204947345U CN 201520711974 U CN201520711974 U CN 201520711974U CN 204947345 U CN204947345 U CN 204947345U
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- switch cabinet
- stopper slot
- earthing
- cam
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- 230000008878 coupling Effects 0.000 claims abstract description 15
- 238000010168 coupling process Methods 0.000 claims abstract description 15
- 238000005859 coupling reaction Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Abstract
Preventing mistakenly entering charged chamber high-tension switch cabinet belongs to high-tension switch cabinet technical field, particularly relates to a kind of preventing mistakenly entering charged chamber high-tension switch cabinet.The utility model provides a kind of preventing mistakenly entering charged chamber high-tension switch cabinet of use safety.The utility model comprises switch cabinet, switch cabinet is provided with earthing handle hole, earthing operating axis is provided with in earthing handle hole, its structural feature earthing operating axis is provided with cam, cam upper end is provided with the first stopper slot and the second stopper slot, and switch cabinet inwall is provided with vertical cam locking mechanism corresponding to the first stopper slot and the second stopper slot; The side lower part of cam is provided with arc opening, be provided with transverse link in arc opening, transverse link outer end is connected with vertical link upper end, and vertical link lower end is coupling vertical baffle plate, vertical baffle plate one end is coupling by connecting rod and switch cabinet inwall, and connecting rod and spring upper end are coupling.
Description
Technical field
The utility model belongs to high-tension switch cabinet technical field, particularly relates to a kind of preventing mistakenly entering charged chamber high-tension switch cabinet.
Background technology
What the 10KV interval switch of existing 66KV electric substation adopted is the high-tension switch cabinet with five anti-measures, but in the operation of electric substation, there is a lot of operation, electric substation's operation maintenance personnel is after switch cubicle front-operated completes, a lot of situation is had to need after switch cubicle, open rear partition shelf door and carry out operation, when shifting service position, due to not significantly instruction and the carelessness of staff of rear interval, in addition monitoring is lost, be easy to cause and go to the wrong way or mistakenly entering charged chamber, cause casualties accident.
Summary of the invention
The utility model is exactly for the problems referred to above, provides a kind of preventing mistakenly entering charged chamber high-tension switch cabinet of use safety.
For achieving the above object, the utility model adopts following technical scheme, the utility model comprises switch cabinet, switch cabinet is provided with earthing handle hole, earthing operating axis is provided with in earthing handle hole, its structural feature earthing operating axis is provided with cam, and cam upper end is provided with the first stopper slot and the second stopper slot, and switch cabinet inwall is provided with vertical cam locking mechanism corresponding to the first stopper slot and the second stopper slot, the side lower part of cam is provided with arc opening, transverse link is provided with in arc opening, transverse link outer end is connected with vertical link upper end, vertical link lower end is coupling vertical baffle plate, vertical baffle plate one end is coupling by connecting rod and switch cabinet inwall, connecting rod and spring upper end are coupling, and lower spring end is coupling switch cabinet inwall, described vertical baffle edge is provided with horizontal trace, and vertical baffle plate is provided with the 3rd stopper slot with described connecting rod opposite side, and switch cabinet inwall is provided with transverse baffle locking mechanism corresponding to described 3rd stopper slot, the side of described vertical baffle plate is provided with riser, riser is provided with vertical chute, is provided with the vertical tooth bar that can vertically slide in vertical chute, and vertical tooth bar upper end is provided with the horizontal collar, and laterally cover is located on described horizontal trace, the first gear coordinated that to put in place with vertical tooth bar is provided with above vertical tooth bar, first gear centre is connected with connecting axle, connecting axle two ends are arranged on supporting seat by bearing, connecting axle is provided with the second gear, second gear lower end arranges the horizontal tooth bar with the second gears meshing, horizontal tooth bar is connected with the expansion link of the flexible position-limit mechanism in key locker, expansion link front end is provided with key slot, the switch cabinet of key locker front end is provided with and gets keyhole, getting keyhole is arranged on below earthing handle hole, get keyhole corresponding with vertical baffle plate running orbit with the position of earthing handle hole.
As a kind of preferred version, transverse baffle locking mechanism described in the utility model comprises cross spacing groove, is provided with horizontal jacking block in cross spacing groove, and horizontal jacking block rear end is connected with horizontal fixed block by crossed strip.
As another kind of preferred version, vertical cam locking mechanism described in the utility model comprises vertical spacing groove, is provided with vertical jacking block in vertical spacing groove, and vertical jacking block rear end is connected with vertical fixed block by Vertical Spring.
The utility model beneficial effect.
The present invention is on the basis of original switching manipulation hole and earthing handle hole, design a unlock key hole, unlock key is placed in unlock key hole, when earthing is in co-bit, the baffle plate action of unlock key hole, expose unlock key, after unlock key takes out, baffle plate is action again, block earthing handle hole (preventing point earthing by mistake from losing ground protection), now earthing is in co-bit, can guarantee that this interval is in power down mode, unlock key adopts cipher key (key can only drive a lock), after taking out unlock key, come rear interval open corresponding rear partition shelf door and carry out operation, interval no-voltage after ensureing, thus prevent mistakenly entering charged chamber.
Unlock key, by the mode of mechanical chain, is placed in the locking link of mechanical chain by the present invention, controls unlock key, thoroughly stops the generation of the accident of mistakenly entering charged chamber.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described further.The utility model protection range is not only confined to the statement of following content.
Fig. 1 is the utility model structural representation.
In figure, 1 be switch cabinet, 2 be earthing, 3 be key locker, 4 be spring, 5 be supporting seat, 6 be vertical cam locking mechanism, 7 be vertical spacing groove, 8 be bearing, 12 be axle, 13 be the horizontal collar, 14 be riser, 15 be horizontal tooth bar, 16 be vertical tooth bar for cam, 9 to be the second gear, 10 be the first gear, 11.
Embodiment
As shown in the figure, the utility model comprises switch cabinet, switch cabinet is provided with earthing handle hole, earthing operating axis is provided with in earthing handle hole, its structural feature earthing operating axis is provided with cam, cam upper end is provided with the first stopper slot and the second stopper slot, and switch cabinet inwall is provided with vertical cam locking mechanism corresponding to the first stopper slot and the second stopper slot, the side lower part of cam is provided with arc opening, transverse link is provided with in arc opening, transverse link outer end is connected with vertical link upper end, vertical link lower end is coupling vertical baffle plate, vertical baffle plate one end is coupling by connecting rod and switch cabinet inwall, connecting rod and spring upper end are coupling, and lower spring end is coupling switch cabinet inwall, described vertical baffle edge is provided with horizontal trace, and vertical baffle plate is provided with the 3rd stopper slot with described connecting rod opposite side, and switch cabinet inwall is provided with transverse baffle locking mechanism corresponding to described 3rd stopper slot, the side of described vertical baffle plate is provided with riser, riser is provided with vertical chute, is provided with the vertical tooth bar that can vertically slide in vertical chute, and vertical tooth bar upper end is provided with the horizontal collar, and laterally cover is located on described horizontal trace, the first gear coordinated that to put in place with vertical tooth bar is provided with above vertical tooth bar, first gear centre is connected with connecting axle, connecting axle two ends are arranged on supporting seat by bearing, connecting axle is provided with the second gear, second gear lower end arranges the horizontal tooth bar with the second gears meshing, horizontal tooth bar is connected with the expansion link of the flexible position-limit mechanism in key locker, expansion link front end is provided with key slot, the switch cabinet of key locker front end is provided with and gets keyhole, getting keyhole is arranged on below earthing handle hole, get keyhole corresponding with vertical baffle plate running orbit with the position of earthing handle hole.
Described transverse baffle locking mechanism comprises cross spacing groove, is provided with horizontal jacking block in cross spacing groove, and horizontal jacking block rear end is connected with horizontal fixed block by crossed strip.
Described vertical cam locking mechanism comprises vertical spacing groove, is provided with vertical jacking block in vertical spacing groove, and vertical jacking block rear end is connected with vertical fixed block by Vertical Spring.
Described flexible position-limit mechanism can adopt ball pen to press mechanism.
The utility model has three kinds of stations.
1, during earthing ground connection, hide the key locker of key below vertical baffle plate blocks, vertical baffle plate present position is station 1.
2, disconnect earthing with earthing spanner, vertical baffle plate moves to station 2.
3, after taking out key, vertical baffle plate blocks earthing handle hole automatically, and now vertical baffle plate present position is station 3.
Below in conjunction with accompanying drawing, the course of work of the present utility model is described.
Spring is in extended state all the time, has the trend pulling down baffle plate.Cam and spring synergy, make vertical baffle plate block key locker.When earthing spanner disconnects earthing, cam is degree of turning counterclockwise, the locked cam of vertical cam locking mechanism, and this process cam makes vertical baffle plate move up by transverse link and vertical link, and under spring 4 comprehensive function, vertical baffle plate is in station 2 just; Meanwhile, drive vertical tooth bar to move upward by the horizontal collar on tooth bar and start and the first gears meshing.
When getting key, click inwards, mechanism releases locking pressed by ball pen, to the horizontal tooth bar of extrapolation key controlled under its spring action, the horizontal tooth bar that key controls continues to move upward by the second gear, the vertical tooth bar of the first gear drive, and vertical tooth bar drives vertical baffle plate by the horizontal collar on tooth bar, until block earthing handle hole, the locked vertical baffle plate of transverse baffle locking mechanism, to station three.Now vertical tooth bar moves to uppermost position in fig-ure, and the horizontal tooth bar that key controls moves to outermost end (near getting keyhole place) outside cabinet.
Put back to key on the contrary, firmly push inward, the horizontal tooth bar that key controls makes vertical baffle plate get back to station 2 by the first gear, the second gear, presses ball pen and presses mechanism, the horizontal tooth bar that locked key controls,
Close earthing with spanner, cam turns clockwise, and vertical baffle plate gets back to station 1 under cam and spring comprehensive function.
Be understandable that, above about specific descriptions of the present utility model, the technical scheme described by the utility model embodiment is only not limited to for illustration of the utility model, those of ordinary skill in the art is to be understood that, still can modify to the utility model or equivalent replacement, to reach identical technique effect; Needs are used, all within protection range of the present utility model as long as meet.
Claims (3)
1. preventing mistakenly entering charged chamber high-tension switch cabinet, comprise switch cabinet, switch cabinet is provided with earthing handle hole, earthing operating axis is provided with in earthing handle hole, it is characterized in that earthing operating axis is provided with cam, cam upper end is provided with the first stopper slot and the second stopper slot, and switch cabinet inwall is provided with vertical cam locking mechanism corresponding to the first stopper slot and the second stopper slot, the side lower part of cam is provided with arc opening, transverse link is provided with in arc opening, transverse link outer end is connected with vertical link upper end, vertical link lower end is coupling vertical baffle plate, vertical baffle plate one end is coupling by connecting rod and switch cabinet inwall, connecting rod and spring upper end are coupling, and lower spring end is coupling switch cabinet inwall, described vertical baffle edge is provided with horizontal trace, and vertical baffle plate is provided with the 3rd stopper slot with described connecting rod opposite side, and switch cabinet inwall is provided with transverse baffle locking mechanism corresponding to described 3rd stopper slot, the side of described vertical baffle plate is provided with riser, riser is provided with vertical chute, is provided with the vertical tooth bar that can vertically slide in vertical chute, and vertical tooth bar upper end is provided with the horizontal collar, and laterally cover is located on described horizontal trace, the first gear coordinated that to put in place with vertical tooth bar is provided with above vertical tooth bar, first gear centre is connected with connecting axle, connecting axle two ends are arranged on supporting seat by bearing, connecting axle is provided with the second gear, second gear lower end arranges the horizontal tooth bar with the second gears meshing, horizontal tooth bar is connected with the expansion link of the flexible position-limit mechanism in key locker, expansion link front end is provided with key slot, the switch cabinet of key locker front end is provided with and gets keyhole, getting keyhole is arranged on below earthing handle hole, get keyhole corresponding with vertical baffle plate running orbit with the position of earthing handle hole.
2. preventing mistakenly entering charged chamber high-tension switch cabinet according to claim 1, it is characterized in that described transverse baffle locking mechanism comprises cross spacing groove, be provided with horizontal jacking block in cross spacing groove, horizontal jacking block rear end is connected with horizontal fixed block by crossed strip.
3. preventing mistakenly entering charged chamber high-tension switch cabinet according to claim 1, it is characterized in that described vertical cam locking mechanism comprises vertical spacing groove, be provided with vertical jacking block in vertical spacing groove, vertical jacking block rear end is connected with vertical fixed block by Vertical Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520711974.0U CN204947345U (en) | 2015-09-15 | 2015-09-15 | Preventing mistakenly entering charged chamber high-tension switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520711974.0U CN204947345U (en) | 2015-09-15 | 2015-09-15 | Preventing mistakenly entering charged chamber high-tension switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204947345U true CN204947345U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520711974.0U Active CN204947345U (en) | 2015-09-15 | 2015-09-15 | Preventing mistakenly entering charged chamber high-tension switch cabinet |
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| CN (1) | CN204947345U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106532443A (en) * | 2015-09-15 | 2017-03-22 | 国网辽宁省电力有限公司沈阳供电公司 | High-voltage switch cabinet capable of preventing worker from entering charged interval by mistake |
| CN106532443B (en) * | 2015-09-15 | 2018-08-31 | 国网辽宁省电力有限公司沈阳供电公司 | Preventing mistakenly entering charged chamber high-tension switch cabinet |
| CN115083825A (en) * | 2022-07-27 | 2022-09-20 | 广东电网有限责任公司揭阳供电局 | Knife switch |
-
2015
- 2015-09-15 CN CN201520711974.0U patent/CN204947345U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106532443A (en) * | 2015-09-15 | 2017-03-22 | 国网辽宁省电力有限公司沈阳供电公司 | High-voltage switch cabinet capable of preventing worker from entering charged interval by mistake |
| CN106532443B (en) * | 2015-09-15 | 2018-08-31 | 国网辽宁省电力有限公司沈阳供电公司 | Preventing mistakenly entering charged chamber high-tension switch cabinet |
| CN115083825A (en) * | 2022-07-27 | 2022-09-20 | 广东电网有限责任公司揭阳供电局 | Knife switch |
| CN115083825B (en) * | 2022-07-27 | 2023-01-24 | 广东电网有限责任公司揭阳供电局 | Knife switch |
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