CN203503511U - Grounding switch operation interlocking mechanism for power distribution cabinet - Google Patents
Grounding switch operation interlocking mechanism for power distribution cabinet Download PDFInfo
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- CN203503511U CN203503511U CN201320579355.1U CN201320579355U CN203503511U CN 203503511 U CN203503511 U CN 203503511U CN 201320579355 U CN201320579355 U CN 201320579355U CN 203503511 U CN203503511 U CN 203503511U
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- power distribution
- distribution cabinet
- rotating shaft
- grounding switch
- stroke
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Abstract
The utility model relates to a grounding switch operation interlocking mechanism for a power distribution cabinet. The grounding switch operation interlocking mechanism comprises a cuboid operation handle and a door lock device which are disposed on a cabinet door body, a control device connected with a grounding switch, and two rotation shafts, wherein both ends of each rotations shaft are connected with the operation handle and the control device respectively. The operation handle controls the rotation of the rotation shafts. The rotation shafts penetrate through the door lock device and control the open and closed states of the door lock device. Tail ends of the two rotation shafts are connected and fixed through a shaft sleeve and connecting members. The rotation shaft on the control device is further provided with a support plate. The number of stroke plates in the control device is two, wherein each stroke plate is fixed on the rotation shaft; the twos stroke plates are provided with different gaps; and a stroke space is formed between the gaps of the two stroke plates. The grounding switch operation interlocking mechanism for the power distribution cabinet is simple in structure, low in cost and very convenient for maintenance and replacement.
Description
Technical field
The utility model relates to a kind of switch controlling device of power distribution cabinet, especially a kind of grounding switch operation interlocking mechanism being arranged in power distribution cabinet.
Background technology
When power distribution cabinet is overhauled, need first power-off, then operate.For fear of incoming call suddenly in maintenance process, and cause the generation of staff's Danger Electric shock risk situation.Power distribution cabinet all can be installed an earthed switch in design process, and this switch is generally output load side joint ground.When power distribution cabinet overhauls, the earthed switch of the power distribution cabinet that closes, just can import the underground staff of avoiding by the load of output Danger Electric shock risk occurs, and causes electric shock accidents, also can drain residual charge in addition, is conducive to maintenance safety.
Earthed switch of the prior art is to be all connected with back door, opening, closing by the opening of back door, closing control earthed switch.The patent of invention that for example Chinese Patent Application No. is 201210209228.2, discloses a kind of switching manipulation interlocking device, and it comprises driving mechanism and the interlocking indicating mechanism being located in mechanism's casing; Described driving mechanism comprises worm gear, worm screw, push rod and stroke plate; Stroke plate is provided with stroke space, and push pedal is in the trip space; By worm gear, worm screw, control push rod and rotate in stroke space, and then drive stroke plate to rotate, be grounded the open and close of switch.The structure of the switching manipulation interlocking device of this patent of invention is very complicated, installs and keep in repair all very trouble; And utilize linkage to be grounded the action of switch, and cost is higher on the one hand, and the mechanism such as these worm screws is easy to rupture on the other hand, affects normally carrying out of work; In addition, due to self size of power distribution cabinet, general connecting rod is all long, once the whole device that ruptures all will be pulled down replacing, extremely loses time.
Utility model content
Purpose of design: avoid the weak point in background technology, design a kind of simple in structure, cost is low, maintenance, changes all the grounding switch operation interlocking mechanism of power distribution cabinet very easily.
Technical scheme: a kind of grounding switch operation interlocking mechanism of power distribution cabinet, comprises the cuboid operating grip and door lock assembly, the control device being connected with earthed switch, two rotating shafts that head end is connected with control device with operating grip respectively that are arranged on cabinet door body; Operating grip is controlled the rotation of rotating shaft, and rotating shaft is passed and the Push And Release of control gate locking device; The tail end of two rotating shafts is connected and fixed by axle sleeve and connector; In rotating shaft on control device, be also provided with supporting bracket; Stroke plate in control device is two; Each stroke plate is all fixed in rotating shaft; On stroke plate, all have different breach, between the breach of two stroke plates, form a stroke space.
Preferably, door lock assembly comprises support, locking part, coordinates the interlock plate of realizing interlocking with locking part; Locking part and interlock plate are all positioned at support; Rotating shaft is through locking part and interlock plate.
Preferably, support is two, and the cross section of support is U-shaped; The corner of two supports is arc transition, and after two holder combination, forms a groove at middle part.
Preferably, in rotating shaft, be positioned at control device end and be also fixed with bearing.
Preferably, in rotating shaft, be also provided with two limiting plates; Limiting plate and the equal interval of stroke plate are fixed; In power distribution cabinet, be provided with the guide vane end stop coordinating with limiting plate.
Preferably, connector is bearing pin.
The utility model is compared with background technology, the one, by with the fixing rotating shaft of operating grip, control and be fixed on the stroke plate in rotating shaft, when having simplified device, also greatly reduce cost, it is simple in structure, install and maintenance all very convenient; The 2nd, adopt two designs that rotating shaft is connected and fixed by axle sleeve and connector, rotating shaft is divided into two parts, and any part occurs after damage, directly pulls down this part and changes, make the maintenance of whole device convenient, time and manpower is saved to a great extent; The 3rd, the supporting bracket that rotating shaft is provided with, has strengthened the bearing capacity of rotating shaft, has improved the useful life of rotating shaft; The 4th, the spacing cooperation of limiting plate and guide vane end stop, after effectively preventing that cabinet door body from opening, there is cable vault's situation charged and that jeopardize operator safety in breaker closing, effectively improves fail safe.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:
The perspective view that accompanying drawing 1 is grounding switch operation interlocking mechanism;
Accompanying drawing 2 is the vertical view of accompanying drawing 1;
Accompanying drawing 3 is the enlarged drawing at A place in accompanying drawing 1;
Accompanying drawing 4 is the enlarged drawing at B place in accompanying drawing 1;
Wherein: 1, door lock assembly; 2, operating grip; 3, rotating shaft I; 4, bearing pin; 5, axle sleeve; 6, pin-and-hole; 7, guide plate; 8, control device; 9, rotating shaft II; 101, locking part; 102, interlock plate; 103 supports; 104, groove; 801, bearing; 802, stroke plate; 803, limiting plate.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
With reference to accompanying drawing 1-4.A grounding switch operation interlocking mechanism for power distribution cabinet, comprises rotating shaft I 3 and rotating shaft II 9 that the cuboid operating grip 2 that is arranged on cabinet door body is connected with control device 8 with operating grip 2 respectively with door lock assembly 1, the control device 8 being connected with earthed switch, head end; Door lock assembly 1 comprises two supports 103, locking part 101, coordinates the interlock plate 102 of realizing interlocking with locking part 101; Locking part 101 and interlock plate 102 are all positioned at support 103; Rotating shaft 3 is through locking part 101 and interlock plate 102; The cross section of two supports 103 is U-shaped; The corner of two supports 103 is arc transition, and after two support 103 combinations, forms a groove 104 at middle part; The tail end of rotating shaft I 3 and rotating shaft II 9 is connected and fixed by axle sleeve 5 and connector 4; Connector 4 is bearing pin; Operating grip 2 is controlled the rotation of rotating shaft I 3 and rotating shaft II 9, and rotating shaft I 3 is passed and the Push And Release of control gate locking device; In rotating shaft II 9, be also provided with supporting bracket 7; Stroke plate 802 in control device 8 is two; Each stroke plate 802 is all fixed in rotating shaft I 3; On stroke plate 802, all have different breach, between the breach of two stroke plates 802, form a stroke space; One end end that is positioned at control device 8 in rotating shaft II 9 is also fixed with bearing 801; In rotating shaft II 9, be also provided with two limiting plates 803; Limiting plate 803 and the equal interval of stroke plate 802 are fixed; In power distribution cabinet, be provided with the guide vane end stop coordinating with limiting plate 803.Rotating operation handle 2 drives 3 rotations of rotating shaft I, and when opening door lock assembly 1 door capable of being opened body, rotating shaft II 9 is rotated under the acting in conjunction of axle sleeve 5 and connector 4, makes stroke plate 802 rotating opening earthed switches; Now under the effect of limiting plate 803 and guide vane end stop, keep door body open mode, under locking part 101 in door lock assembly 1 and the effect of interlock plate 102, realize interlocking, guaranteed safety when operating personnel keep in repair power distribution cabinet, convenient operation personnel carry out maintenance work.
It is to be understood that: although above-described embodiment is to the mentality of designing of the present utility model detailed text description of contrasting; but these text descriptions; just the simple text of the utility model mentality of designing is described; rather than the restriction to the utility model mentality of designing; any combination, increase or modification that does not exceed the utility model mentality of designing, all falls in protection range of the present utility model.
Claims (6)
1. a grounding switch operation interlocking mechanism for power distribution cabinet, is characterized in that: comprise the cuboid operating grip and door lock assembly, the control device being connected with earthed switch, two rotating shafts that head end is connected with control device with operating grip respectively that are arranged on cabinet door body; Operating grip is controlled the rotation of rotating shaft, and rotating shaft is passed and the Push And Release of control gate locking device; The tail end of two rotating shafts is connected and fixed by axle sleeve and connector; In rotating shaft on control device, be also provided with supporting bracket; Stroke plate in control device is two; Each stroke plate is all fixed in rotating shaft; On stroke plate, all have different breach, between the breach of two stroke plates, form a stroke space.
2. the grounding switch operation interlocking mechanism of power distribution cabinet according to claim 1, is characterized in that: door lock assembly comprises support, locking part, coordinates the interlock plate of realizing interlocking with locking part; Locking part and interlock plate are all positioned at support; Rotating shaft is through locking part and interlock plate.
3. the grounding switch operation interlocking mechanism of power distribution cabinet according to claim 2, is characterized in that: support is two, and the cross section of support is U-shaped; The corner of two supports is arc transition, and after two holder combination, forms a groove at middle part.
4. according to the grounding switch operation interlocking mechanism of the power distribution cabinet described in claim 2 or 3, it is characterized in that: in rotating shaft, be positioned at control device end and be also fixed with bearing.
5. the grounding switch operation interlocking mechanism of power distribution cabinet according to claim 4, is characterized in that: in rotating shaft, be also provided with two limiting plates; Limiting plate and the equal interval of stroke plate are fixed; In power distribution cabinet, be provided with the guide vane end stop coordinating with limiting plate.
6. the grounding switch operation interlocking mechanism of power distribution cabinet according to claim 5, is characterized in that: connector is bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320579355.1U CN203503511U (en) | 2013-09-18 | 2013-09-18 | Grounding switch operation interlocking mechanism for power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320579355.1U CN203503511U (en) | 2013-09-18 | 2013-09-18 | Grounding switch operation interlocking mechanism for power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203503511U true CN203503511U (en) | 2014-03-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320579355.1U Expired - Fee Related CN203503511U (en) | 2013-09-18 | 2013-09-18 | Grounding switch operation interlocking mechanism for power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203503511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356217A (en) * | 2016-09-14 | 2017-01-25 | 中国船舶重工集团公司第七○四研究所 | Trans-screen interlocking device for earthing mechanisms of switch cabinets |
-
2013
- 2013-09-18 CN CN201320579355.1U patent/CN203503511U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356217A (en) * | 2016-09-14 | 2017-01-25 | 中国船舶重工集团公司第七○四研究所 | Trans-screen interlocking device for earthing mechanisms of switch cabinets |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20180918 |