CN105633843A - Unlocking sheet structure for high-voltage cabinet interlocking mechanism - Google Patents
Unlocking sheet structure for high-voltage cabinet interlocking mechanism Download PDFInfo
- Publication number
- CN105633843A CN105633843A CN201610149302.4A CN201610149302A CN105633843A CN 105633843 A CN105633843 A CN 105633843A CN 201610149302 A CN201610149302 A CN 201610149302A CN 105633843 A CN105633843 A CN 105633843A
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- China
- Prior art keywords
- plate
- door
- high pressure
- pressure tank
- operating mechanism
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/127—Withdrawal mechanism
- H02B11/133—Withdrawal mechanism with interlock
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses an unlocking sheet structure for a high-voltage cabinet interlocking mechanism. The unlocking sheet structure comprises an unlocking sheet which is arranged on a door plate of a high-voltage switch cabinet, wherein the unlocking plate comprises a bottom plate and a side plate; the bottom plate is arranged on the door plate; a slip limiting hole is arranged on the bottom plate; a limiting device fixed on the door plate is arranged in the slip limiting hole; an interlocking groove is arranged on the side plate; the slip limiting hole is arranged at the center position of the bottom plate; the limiting device in the slip limiting hole on the bottom plate is a peg; the inner end of the peg is fixed on the door plate; and the outer end protrudes outside the slip limiting hole. The condition that the unlocking sheet does not fall into a non-safety distance of an energized conductor when dismantled when the door plate cannot be opened due to wrong connection of an interlocking operation mechanism on the high-voltage switch cabinet and the door plate can be avoided; the damage to a cabinet body and a human body due to the fact that an operator enters an electrical distance range by mistake in an emergency unlocking operation can be avoided; and the reliability and the safety are greatly guaranteed.
Description
Technical field
The present invention relates to a kind of high-tension switch cabinet, specifically a kind of urgent solution chain operating mechanism of locking plate high pressure tank.
Background technology
High-tension switch gear is the important component part of mechanical industry, is the important power transmission and distribution equipment of power industry, and in close relations with national economy and social development, since reform and opening-up, China's high-tension switch gear manufacture was developed rapidly already. But the safe operation of switch and maintenance are tests by the complicated diversity of high-tension switch gear always; when we marched toward for 21st century; security concept also be there occurs huge change by people; 21st century were the societies that people-oriented; highly emphasize the subjectivity of people; human needs, to the protection etc. of people. So the safety of equipment and the referred higher level of reliability come.
Over the years, the statistics of a large amount of electrically accident shows, person electric shock injures and deaths and electric installation accident, and often technical operation standard with electrician has direct relation. So, strict with electric safety " five prevent " code operation, can effectively reduce and avoid the generation of misoperation fault. The five of high-tension switch cabinet prevent is: 1, prevent band load from dividing, closing isolator. 2, mistake point, falsely close circuit breaker, on-load switch, contactor is prevented. Isolating switch, on-load switch is closed when 3, preventing grounding switch in the close position. 4, prevent from closing grounding switch in charged mistiming. 5, mistakenly entering charged chamber is prevented. Originally practical " a kind of promptly solution locking plate high pressure tank interlocking mechanism " safety precaution that can realize opening the door and overhaul after completing power failure, follows " five prevent " the 5th article and prevents promptly solution locking plate from falling into charged interval, can effectively ensure the personal safety with electric installation.
By five anti-requirement code power failure operation, when disconnection state located by isolating switch switch, isolator place gate-dividing state, grounding switch is also in combined floodgate state, then this cabinet cabinet door should safety, smooth opening; But by mistake chain cause door-plate to open owing to operating mechanism exists, then need to start urgent unblock by carrying out initiatively untiing the chain of operating mechanism and cabinet door. Now conventional urgent unlocking manner is generally the bolts using cabinet to be opened out upper 2 fixed installations of cabinet door outdoors by clamp or screwdriver on the market, and then this promptly unlocks sector-meeting and drops at the bottom of cabinet according to self gravitation thus untie the chain of operating mechanism and cabinet door-plate. But, although lower isolation knife has divided lock when switching cabinet is lower inlet wire scheme, but this urgent locking plate of separating has the risk in the non-security electric distance dropping into inlet wire joint at the bottom of cabinet, and the pernicious consequence caused is difficult to estimate.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of easy for installation, it is to increase the solution lock plate structure of the chain operating mechanism of the high pressure tank of security.
In order to solve the problems of the technologies described above, the present invention takes following technical scheme:
The solution lock plate structure of the chain operating mechanism of a kind of high pressure tank, comprise the solution locking plate on the door-plate being arranged on high-tension switch cabinet, described solution locking plate comprises base plate and side plate, base plate is arranged on door-plate, base plate is provided with landing spacing hole, being provided with, in this landing spacing hole, the stop means being fixed on door-plate, side plate is provided with chain groove.
Described landing spacing hole is located at the central position of base plate.
Described base plate is provided with two jacks, and these two jack symmetries are located at the both sides of landing spacing hole, are provided with bolt in jack, and solution locking plate is locked on door-plate by this bolt.
The stop means in landing spacing hole on described base plate is clothes-hook, and the inner of this clothes-hook is fixed on door-plate, outer end protrudes from outside landing spacing hole.
The outer end of described clothes-hook has upwards bending portion.
Described chain groove comprises horizontal slotted hole and angled slot, and this angled slot is connected with one end of horizontal slotted hole.
One end that described horizontal slotted hole is connected with angled slot is provided with step screens.
Described side plate is vertically set on base plate structure L-shaped with this base plate.
The present invention avoids when high-voltage switch gear chain operating mechanism cashier's office in a shop and door-plate connect and cause opening door-plate by mistake, remove this solution locking plate when separating locking plate and can not fall into the situation in the non-security distance of energized conductor, separate when locking plate drops and caught on by clothes-hook, operator can being avoided to be strayed into when urgent unlocking operation and electrically bring cabinet and personal injury in scope, its reliability and security have had very big guarantee.
Accompanying drawing explanation
Accompanying drawing 1 is the perspective view of solution locking plate of the present invention;
The assembling schematic diagram that accompanying drawing 2 is arranged on high pressure tank for the present invention.
Embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1, present invention is disclosed the solution lock plate structure of the chain operating mechanism of a kind of high pressure tank, comprise the solution locking plate 3 on the door-plate 1 being arranged on high-tension switch cabinet, described solution locking plate 3 comprises base plate 6 and side plate 8, base plate 6 is arranged on door-plate 1, base plate 6 is provided with landing spacing hole 12, is provided with the stop means 4 being fixed on door-plate in this landing spacing hole 12, and side plate 8 is provided with chain groove. Landing spacing hole 12 is located at the central position of base plate, and this elongated shape of landing spacing hole so that separate locking plate and can carry out certain movement when dropping. Side plate is vertically set on a side of base plate, and this side plate and base plate composition are L-shaped.
Base plate 6 is provided with two jacks 7, and these two jack 7 symmetries are located at the both sides of landing spacing hole 12, are provided with bolt in jack, and solution locking plate is locked on door-plate by this bolt. Owing to two jacks are symmetrical arranged centered by landing spacing hole, what therefore can comparatively balance is arranged on solution locking plate on the door-plate of high pressure tank.
The stop means in landing spacing hole 12 on base plate 6 is clothes-hook 4, and the inner of this clothes-hook is fixed on door-plate, outer end protrudes from outside landing spacing hole. The outer end of clothes-hook has upwards bending portion. When removing the bolt plugging in hole, separate locking plate and freely will drop because there is no fixture, now can be tangled by clothes-hook so that separating locking plate down can not drop without what place restrictions on, avoid falling into and damage component in the non-security distance of energized conductor. By arranging bending portion on clothes-hook, guarantee that unlocking sector-meeting is suspended on clothes-hook further.
Chain groove comprises horizontal slotted hole 11 and angled slot 9, and this angled slot 9 is connected with one end of horizontal slotted hole 11. One end that horizontal slotted hole 11 is connected with angled slot 9 is provided with step screens 10, is conducive to the chain operating mechanism in high pressure tank to cooperatively interact.
As shown in Figure 2, it is assembling schematic diagram that the solution locking plate of the present invention is arranged on high pressure tank door-plate. Separate locking plate to be locked on the door-plate of high pressure tank by bolt, and separate the side that locking plate is positioned at chain operating mechanism. Interlocking mechanism on high pressure tank is common practise, also there is no the interlocking mechanism of specific requirement herein, therefore, is no longer described in detail for interlocking mechanism. Solution locking plate and interlocking mechanism have linkage relationship.
By five anti-safety regulation for operations interruption maintenance operational motions: first divide the isolating switch switch on high pressure tank, then divide isolation knife, then the rigid member minor axis 5 closing ground cutter then interlocking mechanism 2 is by separating the spacing constraint of locking plate 3; Finally open the door, made by enabling action the solution locking plate 3 being arranged on door-plate open the constraint then releasing mechanical chain mechanism 2 with door-plate 1. If occurring, interlocking mechanism 2 fault causes constraint cannot release when causing door-plate 1 to open, and needs to implement urgent unlocking operation program. Turn on the screw of door-plate 1 static solution locking plate 3 with screwdriver or clamp, separate locking plate 3 and lose fixed constraint power instantaneously and down drop, now separate locking plate and then firmly can be tangled by clothes-hook 4, prevent this solution locking plate drop live components electric distance scope in risk. Interlocking mechanism of the present invention designs ingenious raising high-tension switch cabinet mechanism operator in the safety precaution implementing urgent unlocking program, it is ensured that the safe reliability of the person, cabinet operation.
Above-described embodiment is the preferably implementation of the present invention, is not limitation of the invention, and under the prerequisite of invention design not departing from the present invention, any apparent replacement is all within protection domain of the present invention.
Claims (8)
1. the solution lock plate structure of the chain operating mechanism of high pressure tank, comprise the solution locking plate on the door-plate being arranged on high-tension switch cabinet, it is characterized in that, described solution locking plate comprises base plate and side plate, base plate is arranged on door-plate, base plate is provided with landing spacing hole, is provided with, in this landing spacing hole, the stop means being fixed on door-plate, and side plate is provided with chain groove.
2. the solution lock plate structure of the chain operating mechanism of high pressure tank according to claim 1, it is characterised in that, described landing spacing hole is located at the central position of base plate.
3. the solution lock plate structure of the chain operating mechanism of high pressure tank according to claim 2, it is characterized in that, described base plate is provided with two jacks, and these two jack symmetries are located at the both sides of landing spacing hole, being provided with bolt in jack, solution locking plate is locked on door-plate by this bolt.
4. the solution lock plate structure of the chain operating mechanism of high pressure tank according to claim 3, it is characterised in that, the stop means in landing spacing hole on described base plate is clothes-hook, and the inner of this clothes-hook is fixed on door-plate, outer end protrudes from outside landing spacing hole.
5. the solution lock plate structure of the chain operating mechanism of high pressure tank according to claim 4, it is characterised in that, the outer end of described clothes-hook has upwards bending portion.
6. the solution lock plate structure of the chain operating mechanism of high pressure tank according to any one of Claims 1 to 5, it is characterised in that, described chain groove comprises horizontal slotted hole and angled slot, and this angled slot is connected with one end of horizontal slotted hole.
7. the solution lock plate structure of the chain operating mechanism of high pressure tank according to claim 6, it is characterised in that, one end that described horizontal slotted hole is connected with angled slot is provided with step screens.
8. the solution lock plate structure of the chain operating mechanism of high pressure tank according to claim 7, it is characterised in that, described side plate is vertically set on base plate structure L-shaped with this base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610149302.4A CN105633843A (en) | 2016-03-16 | 2016-03-16 | Unlocking sheet structure for high-voltage cabinet interlocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610149302.4A CN105633843A (en) | 2016-03-16 | 2016-03-16 | Unlocking sheet structure for high-voltage cabinet interlocking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105633843A true CN105633843A (en) | 2016-06-01 |
Family
ID=56048520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610149302.4A Pending CN105633843A (en) | 2016-03-16 | 2016-03-16 | Unlocking sheet structure for high-voltage cabinet interlocking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105633843A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102903562A (en) * | 2012-10-12 | 2013-01-30 | 川开电气股份有限公司 | Lower door interlocking mechanism for central-positioned type switch equipment |
| CN103247940A (en) * | 2012-12-25 | 2013-08-14 | 安徽鑫龙电器股份有限公司 | Emergency unlocking device of ground switch interlock of high-voltage switch cabinet |
| CN203562658U (en) * | 2013-10-30 | 2014-04-23 | 宁波奥克斯高科技有限公司 | Lock and emergency unlock device of rear door of high tension switchgear |
| CN104242133A (en) * | 2013-06-19 | 2014-12-24 | 昆山振宏电子机械有限公司 | Drawer lock catch device |
| CN205489222U (en) * | 2016-03-16 | 2016-08-17 | 广东北江开关厂有限公司 | Chain operating device's of high -voltage board unlocking sheet structure |
-
2016
- 2016-03-16 CN CN201610149302.4A patent/CN105633843A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102903562A (en) * | 2012-10-12 | 2013-01-30 | 川开电气股份有限公司 | Lower door interlocking mechanism for central-positioned type switch equipment |
| CN103247940A (en) * | 2012-12-25 | 2013-08-14 | 安徽鑫龙电器股份有限公司 | Emergency unlocking device of ground switch interlock of high-voltage switch cabinet |
| CN104242133A (en) * | 2013-06-19 | 2014-12-24 | 昆山振宏电子机械有限公司 | Drawer lock catch device |
| CN203562658U (en) * | 2013-10-30 | 2014-04-23 | 宁波奥克斯高科技有限公司 | Lock and emergency unlock device of rear door of high tension switchgear |
| CN205489222U (en) * | 2016-03-16 | 2016-08-17 | 广东北江开关厂有限公司 | Chain operating device's of high -voltage board unlocking sheet structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160601 |