CN102787760B - A kind of locking device of gate lock of switch device - Google Patents
A kind of locking device of gate lock of switch device Download PDFInfo
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- CN102787760B CN102787760B CN201210210996.XA CN201210210996A CN102787760B CN 102787760 B CN102787760 B CN 102787760B CN 201210210996 A CN201210210996 A CN 201210210996A CN 102787760 B CN102787760 B CN 102787760B
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- locking mechanism
- door
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- qianmen
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Abstract
The invention discloses a kind of locking device of gate lock of switch device, comprise switchgear body and middle Qianmen, middle Qianmen there is switch latch fitting, the internal face at middle Qianmen is provided with link gear, door is right locking mechanism longitudinally, door is locking mechanism and door laterally lower locking mechanism transversely, to longitudinally right locking mechanism of answering the door on switchgear body, door transversely locking mechanism and the horizontal lower locking mechanism of door is provided with snap close, link gear respectively with switch latch fitting, door is right locking mechanism longitudinally, door transversely locking mechanism and door transverse direction descends locking mechanism hinged, switch latch fitting is by link gear control gate longitudinally right locking mechanism, door transversely locking mechanism and the horizontal lower locking mechanism of door links closely with snap close adaptation respectively or departs from.The present invention replaces tradition only to carry out the right locking of longitudinal direction by the middle Qianmen of switch latch fitting switching devices, and increase laterally upper and lower locking, door lock, under same operational circumstances, effectively improves safety during equipment fault, and structure is simple and safe, and operation maintenance is convenient, flexible.
Description
Technical field
The present invention relates to a kind of locking device promoting the gate lock of switch device of power system security.
Background technology
Along with the continuous progress of Chinese society, economical develops rapidly, and the Social and economic benef@that power system switchgear is created is also increasing and obvious, and its safety, reliable, stability seem to be still important, personal safety particularly related to this.
If there is the faults such as short circuit in operating switchgear, inside will inevitably produce electric arc, its time is short, and diffusivity is wide, and energy is large, destructive power is strong, therefore the potential safety hazard requiring switchgear structure can avoid short trouble to bring, each function compartments needs of switchgear is provided with pressure relief channels, and when guaranteeing that fault occurs, passage capable of being opens pressure release, and compartment operation door-plate must not be opened, fault harm is made to be tending towards minimizing.The personnel such as local operation, maintenance, tour are injured from switchgear compartment operation door-plate spilling for preventing fault electric arc, current most switchgear is all the impact resistance being improved each compartment operation door-plate by fastening bolt, the burden that so but seems when normal operating and the maintenance of switchgear and inconvenient, the especially operation of switching devices main switch compartment (breaker compartment) and maintenance.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the locking device that a kind of structure is simple, safety is high, gate lock of switch device is easily overhauled in operation is provided.
Goal of the invention of the present invention is achieved in that a kind of locking device of gate lock of switch device, comprise switchgear body and middle Qianmen, middle Qianmen there is switch latch fitting, middle Qianmen is made to open or lock onto on switchgear body by switch latch fitting, wherein, the internal face at described middle Qianmen is provided with link gear, door is right locking mechanism longitudinally, door is locking mechanism and door laterally lower locking mechanism transversely, to longitudinally right locking mechanism of answering the door on switchgear body, door transversely locking mechanism and the horizontal lower locking mechanism of door is provided with snap close, link gear respectively with switch latch fitting, door is right locking mechanism longitudinally, door is locking mechanism and door laterally lower locking mechanism chain connection transversely, switch latch fitting is by link gear control gate longitudinally right locking mechanism, door transversely locking mechanism and the horizontal lower locking mechanism of door links closely with snap close adaptation respectively or departs from.
Be optimized according to said structure, described door longitudinally right locking mechanism, door transversely locking mechanism and laterally lower locking mechanism be installed on the right hand edge of middle Qianmen internal face, top edge and lower limb respectively, snap close to answer the door longitudinally right locking mechanism, door transversely locking mechanism and laterally lower locking mechanism be installed on switchgear body.
Be optimized according to said structure, described door longitudinally right locking mechanism comprises longitudinal fixed guide and longitudinally-moving guide rail, door transversely locking mechanism comprises transversely fixed guide and transversely movable guiding rail, and laterally lower locking mechanism comprises laterally lower fixed guide and laterally lower movable guiding rail.
Be optimized according to said structure, described longitudinal fixed guide, transversely fixed guide and laterally lower fixed guide are fixedly installed in the right hand edge of the internal face at middle Qianmen, top edge and lower limb respectively, longitudinally-moving guide rail, transversely movable guiding rail and laterally lower movable guiding rail be movably installed in respectively longitudinal fixed guide, transversely fixed guide and laterally lower fixed guide and respectively with link gear chain connection.
Be optimized according to said structure, described longitudinally-moving guide rail, transversely movable guiding rail and laterally lower movable guiding rail are respectively equipped with the lock shaft installed with snap close adaptation.
Be optimized according to said structure, described link gear comprises connecting rod, hinged component, longitudinal folding, horizontal upper folded piece and horizontal lower folded piece, with switch latch fitting chain connection in the middle part of hinged component, hinged component tail end and connecting rod top chain connection, the folding fulcrum chain connection of hinged component top and longitudinal folding, the folding fulcrum chain connection of longitudinal folding top and horizontal upper folded piece, longitudinal folding tail end then with the folding fulcrum chain connection of horizontal lower folded piece.
Be optimized according to said structure, described connecting rod tail end links with longitudinally-moving guide rail and is connected, horizontal upper folded piece top and longitudinal fixed guide are fixedly installed on the internal face at middle Qianmen, horizontal upper folded piece tail end then links with transversely movable guiding rail and is connected, horizontal lower folded piece top and longitudinal fixed guide are fixedly installed on the internal face at middle Qianmen, and the lower folded piece tail end of transverse direction then with laterally descends movable guiding rail chain connection.
Be optimized according to said structure, the left hand edge at described middle Qianmen is provided with hinge component, is flexibly connected with switchgear body by hinge component.
The locking form of the present invention to prior art breaker in middle equipment breaker chamber Qianmen is improved, matched by the structure of locking mechanism, snap close under switch latch fitting, link gear, the right locking mechanism of door longitudinal direction, door transversely locking mechanism, door transverse direction, tradition is replaced only to carry out the right locking of longitudinal direction by the middle Qianmen of switch latch fitting switching devices, and then increase laterally upper and lower locking, thus make door lock under same operational circumstances, safety when switchgear breaks down effectively improves, and makes again operation overhaul flexibly more convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the structural representation at Qianmen in the embodiment of the present invention.
Fig. 3 is the using state intention that the embodiment of the present invention is opened.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
According to Fig. 1, Fig. 2, Fig. 3, the locking device of gate lock of switch device of the present invention, it comprises switchgear body 1 and middle Qianmen 2, middle Qianmen 2 is provided with switch latch fitting 3, switch latch fitting 3 is fixedly installed in the right hand edge at middle Qianmen 2, the left hand edge at middle Qianmen 2 is provided with hinge component 17, is flexibly connected with switchgear body 1 by hinge component 17.When rotating switch latch fitting 3, middle Qianmen 2 is opened or is lock onto on switchgear body 1 by switch latch fitting 3.Due to, depend merely on switch latch fitting 3 centering Qianmen 2 and carry out locking onto on switchgear body 1 dangerous, when breaking down, easily flicked anti-and on side personnel.Therefore, the internal face at middle Qianmen 2 is provided with link gear, door is right locking mechanism longitudinally, door is locking mechanism and door laterally lower locking mechanism transversely, to longitudinally right locking mechanism of answering the door on switchgear body 1, door transversely locking mechanism and the horizontal lower locking mechanism of door is provided with snap close 4, link gear respectively with switch latch fitting 3, door is right locking mechanism longitudinally, door is locking mechanism and door laterally lower locking mechanism chain connection transversely, switch latch fitting 3 is by link gear control gate longitudinally right locking mechanism, door transversely locking mechanism and the horizontal lower locking mechanism of door links closely with snap close 4 adaptation or departs from respectively, when reaching rotating switch latch fitting 3 like this, the longitudinal direction at middle Qianmen 2 can be made simultaneously, transversely or laterally all on firm locking switchgear body 1, when switchgear is broken down, door safety is greatly enhanced.To open in Qianmen 2 time, rotating switch latch fitting 3, makes middle Qianmen 2 open, and facilitates the operation of staff to overhaul, greatly increases work efficiency.
According to above-mentioned concrete embodiment be, door longitudinally right locking mechanism, door transversely locking mechanism and laterally lower locking mechanism be installed on the right hand edge of middle Qianmen 2 internal face, top edge and lower limb respectively, snap close 4 to answer the door longitudinally right locking mechanism, door transversely locking mechanism and laterally lower locking mechanism be installed on switchgear body 1.Wherein, door longitudinally right locking mechanism comprises longitudinal fixed guide 5 and longitudinally-moving guide rail 6, door transversely locking mechanism comprises transversely fixed guide 7 and transversely movable guiding rail 8, and laterally lower locking mechanism comprises laterally lower fixed guide 9 and laterally lower movable guiding rail 10.And longitudinal fixed guide 5, transversely fixed guide 7 and laterally lower fixed guide 9 are fixedly installed in the right hand edge of the internal face at middle Qianmen 2, top edge and lower limb respectively, longitudinally-moving guide rail 6, transversely movable guiding rail 8 and laterally lower movable guiding rail 10 be movably installed in respectively longitudinal fixed guide 5, transversely fixed guide 7 and laterally lower fixed guide 9 and respectively with link gear chain connection.Further, longitudinally-moving guide rail 6, transversely movable guiding rail 8 and laterally lower movable guiding rail 10 are respectively equipped with the lock shaft 11 installed with snap close 4 adaptation, as shown in Figure 1.
I.e. longitudinally-moving guide rail 6, transversely movable guiding rail 8 and laterally lower movable guiding rail 10 fixed guide 5, transversely fixed guide 7 and horizontally drive lock shaft 11 to slide while fixed guide slides down along the longitudinal respectively, and then make lock shaft 11 slide into snap close 4 and install with snap close 4 adaptation, or make lock shaft 11 slide and depart from snap close 4, Qianmen 2 tight closure or unlatching in realization.
But, above-mentioned mode of operation specifically by link gear make switch latch fitting 3 control longitudinally-moving guide rail 6, transversely movable guiding rail 8 and laterally lower movable guiding rail 10 respectively longitudinal fixed guide 5, transversely fixed guide 7 and laterally under fixed guide 9 slide.This link gear comprises connecting rod 12, hinged component 13, longitudinal folding 14, horizontal upper folded piece 15 and horizontal lower folded piece 16, with switch latch fitting 3 chain connection in the middle part of hinged component 13, with the top chain connection of switch latch fitting 3 in the middle part of concrete hinged component 13.And hinged component 13 tail end and connecting rod 12 top chain connection, the folding fulcrum chain connection of hinged component 13 top and longitudinal folding 14, the folding fulcrum chain connection of longitudinal folding 14 tops and horizontal upper folded piece 15, longitudinal folding 14 tail end then with the folding fulcrum chain connection of horizontal lower folded piece 16.Wherein, connecting rod 12 tail end links with longitudinally-moving guide rail 6 and is connected, and connecting rod 12 tail end and longitudinally-moving guide rail 6 and with the tail end chain connection of switch latch fitting 3.And, horizontal upper folded piece 15 top and longitudinal fixed guide 5 are fixedly installed on the internal face at middle Qianmen 2, horizontal upper folded piece 15 tail end then links with transversely movable guiding rail 8 and is connected, horizontal lower folded piece 16 top and longitudinal fixed guide 5 are fixedly installed on the internal face at middle Qianmen 2, the lower folded piece tail end of transverse direction then with laterally descends movable guiding rail 10 chain connection, as shown in Figure 1, 2.
When close in Qianmen 2 time, rotating switch latch fitting 3, hinged component 13 is to make the top of hinged component 13 move up with the hinging fulcrum of switch latch fitting 3 for fixing a point, thus drive longitudinal folding 14 to move up, and pull the hinged support of the hinged support of horizontal upper folded piece 15 and horizontal lower folded piece 16 to move up simultaneously, and then pull horizontal upper movable guiding rail and horizontal lower movable guiding rail fixed guide and horizontal lower fixed guide to slide on horizontal respectively to the right, and the lock shaft 11 being arranged at horizontal upper movable guiding rail and horizontal lower movable guiding rail is slided to the right and installs with snap close 4 adaptation.Now, due to lever principle, along with the rotation of switch latch fitting 3, drivening rod 12 moves down the tail end of hinged component 13, make longitudinally-moving guide rail 6 in longitudinal fixed guide 5 slide downward, make to be installed on lock shaft 11 upward sliding of longitudinally-moving guide rail 6 and install with snap close 4 adaptation, in such realization Qianmen 2 longitudinally right with transversely, under be all closely locked on the switchgear body 1 of switchgear, avoid the potential safety hazard that short trouble brings, the each function compartments needs of switchgear is provided with pressure relief channels, when guaranteeing that fault occurs, passage capable of being opens pressure release, and compartment operation door-plate must not be opened, fault harm is made to be tending towards minimizing, improve the safety used.
In like manner, when needs detection is safeguarded, Qianmen 2 in need opening, as long as rotating switch latch fitting 3, make hinged component 13 rotate simultaneously, hinged component 13 top resets and moves down, longitudinal folding 14 is driven to move down, make to move down with the hinged support of the hinged support of longitudinal folding 14 hinged transversely folded pieces with horizontal lower folded piece simultaneously, thus drive transversely movable guiding rail 8 and horizontal lower movable guiding rail 10 in the horizontal fixed guide 7 and horizontal lower fixed guide 9 to slide respectively left to reset, and then lock shaft 11 is made to depart from snap close 4 and unlock.Meanwhile, hinged component 13 tail end moves up reset, drives longitudinally-moving guide rail 6 upward sliding on longitudinal fixed guide 5 by connecting rod 12, and the same lock shaft 11 that drives departs from snap close 4 and unlocks.Reach the operation and maintenance that facilitate switching devices main switch compartment (breaker compartment) like this, flexible operation, effectively enhances productivity, and realizes performance economical and practical, is conducive to extensive popularization.
Above-mentioned specific embodiment is only the good detailed description of the invention of effect of the present invention, and the locking device of all gate lock of switch device identical or equivalent with this structure, all in the protection domain of the application.
Claims (4)
1. the locking device of a gate lock of switch device, comprise switchgear body (1) and middle Qianmen (2), middle Qianmen (2) there is switch latch fitting (3), middle Qianmen (2) is made to open or lock onto on switchgear body (1) by switch latch fitting (3), it is characterized in that: the internal face of described middle Qianmen (2) is provided with link gear, door is right locking mechanism longitudinally, door is locking mechanism and door laterally lower locking mechanism transversely, to longitudinally right locking mechanism of answering the door on switchgear body (1), door transversely locking mechanism and the horizontal lower locking mechanism of door is provided with snap close (4), link gear respectively with switch latch fitting (3), door is right locking mechanism longitudinally, door is locking mechanism and door laterally lower locking mechanism chain connection transversely, switch latch fitting (3) is by link gear control gate longitudinally right locking mechanism, door transversely locking mechanism and the horizontal lower locking mechanism of door links closely with snap close (4) adaptation or departs from respectively, described door longitudinally right locking mechanism, door transversely locking mechanism and laterally lower locking mechanism be installed on the right hand edge of middle Qianmen (2) internal face, top edge and lower limb respectively, snap close (4) to answer the door longitudinally right locking mechanism, door transversely locking mechanism and laterally lower locking mechanism be installed on switchgear body (1),
Described door longitudinally right locking mechanism comprises longitudinal fixed guide (5) and longitudinally-moving guide rail (6), door transversely locking mechanism comprises transversely fixed guide (7) and transversely movable guiding rail (8), and laterally lower locking mechanism comprises laterally lower fixed guide (9) and laterally lower movable guiding rail (10);
Described longitudinal fixed guide (5), transversely fixed guide (7) and laterally lower fixed guide (9) are fixedly installed in the right hand edge of the internal face at middle Qianmen (2), top edge and lower limb respectively, longitudinally-moving guide rail (6), transversely movable guiding rail (8) and laterally lower movable guiding rail (10) be movably installed in respectively longitudinal fixed guide (5), transversely fixed guide (7) and laterally lower fixed guide (9) and respectively with link gear chain connection;
Described link gear comprises connecting rod (12), hinged component (13), longitudinal folding (14), horizontal upper folded piece (15) and horizontal lower folded piece (16), hinged component (13) middle part and switch latch fitting (3) chain connection, hinged component (13) tail end and connecting rod (12) top chain connection, the folding fulcrum chain connection of hinged component (13) top and longitudinal folding (14), the folding fulcrum chain connection of longitudinal folding (14) top and horizontal upper folded piece (15), longitudinal folding (14) tail end then with the folding fulcrum chain connection of horizontal lower folded piece (16).
2. the locking device of gate lock of switch device according to claim 1, is characterized in that: described longitudinally-moving guide rail (6), transversely movable guiding rail (8) and laterally lower movable guiding rail (10) are respectively equipped with the lock shaft (11) installed with snap close (4) adaptation.
3. the locking device of gate lock of switch device according to claim 1, it is characterized in that: described connecting rod (12) tail end links with longitudinally-moving guide rail (6) and is connected, horizontal upper folded piece (15) top and longitudinal fixed guide (5) are fixedly installed on the internal face of middle Qianmen (2), horizontal upper folded piece (15) tail end then links with transversely movable guiding rail (8) and is connected, horizontal lower folded piece (16) top and longitudinal fixed guide (5) are fixedly installed on the internal face of middle Qianmen (2), the lower folded piece tail end of transverse direction then with laterally descends movable guiding rail (10) chain connection.
4. the locking device of gate lock of switch device according to claim 1, it is characterized in that: the left hand edge of described middle Qianmen (2) is provided with hinge component (17), is flexibly connected with switchgear body (1) by hinge component (17).
Priority Applications (1)
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CN201210210996.XA CN102787760B (en) | 2012-06-26 | 2012-06-26 | A kind of locking device of gate lock of switch device |
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CN201210210996.XA CN102787760B (en) | 2012-06-26 | 2012-06-26 | A kind of locking device of gate lock of switch device |
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CN102787760A CN102787760A (en) | 2012-11-21 |
CN102787760B true CN102787760B (en) | 2015-08-12 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104184052A (en) * | 2014-08-01 | 2014-12-03 | 国家电网公司 | Switch cabinet with novel door lock structure, and locking and unlocking method thereof |
US9735555B2 (en) * | 2015-08-27 | 2017-08-15 | Eaton Corporation | Mechanical door interlock device for protecting power electrical switching apparatus and users |
CN105514819B (en) * | 2016-02-02 | 2018-06-05 | 北京潞电电气设备有限公司 | electrical equipment compartment |
CN113294046B (en) * | 2020-02-23 | 2024-04-16 | 刘经红 | Guide rail hinge integrated device |
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CN2320758Y (en) * | 1997-12-23 | 1999-05-26 | 刘文良 | Four-azimuth locking anti-theft door |
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Patent Citations (6)
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US4936640A (en) * | 1988-07-26 | 1990-06-26 | Pundra Industries Ltd. | Anti-tip mechanism and method for providing anti-tip device |
US5782114A (en) * | 1995-01-13 | 1998-07-21 | Hoppe Ag | Multi-point locking system |
CN2237088Y (en) * | 1995-07-31 | 1996-10-09 | 潘东山 | Anti-theft safety door blocking lock |
CN2320758Y (en) * | 1997-12-23 | 1999-05-26 | 刘文良 | Four-azimuth locking anti-theft door |
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Denomination of invention: Locking device for gate lock of switch device Effective date of registration: 20190808 Granted publication date: 20150812 Pledgee: China Co truction Bank Corp Foshan branch Pledgor: Shunde Switch Co., Ltd., Guangdong Prov. Registration number: Y2019440000004 |
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