CN205921291U - Looped netowrk cabinet ground connection interlocking device and contain device's american looped netowrk cabinet - Google Patents
Looped netowrk cabinet ground connection interlocking device and contain device's american looped netowrk cabinet Download PDFInfo
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- CN205921291U CN205921291U CN201620738981.4U CN201620738981U CN205921291U CN 205921291 U CN205921291 U CN 205921291U CN 201620738981 U CN201620738981 U CN 201620738981U CN 205921291 U CN205921291 U CN 205921291U
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- chain
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Abstract
The utility model belongs to the technical field of distribution equipment, concretely relates to looped netowrk cabinet ground connection interlocking device and contain device's american looped netowrk cabinet. This looped netowrk cabinet ground connection interlocking device include: the locking plate that has the lockhole, the chain guide pillar of going up, its top -down is vertical to be passed door cabinet body bottom and extends to down door cabinet internal, chainly goes up that the guide pillar top is vertical to be equipped with first spring, and first spring top is to in the operating axis, and the operating axis is connected with earthing switch, and chain upward guide pillar bottom is connected with a wedged connection piece, and, chain down guide pillar, it locates down the internal portion of door cabinet, and left side direction piece and right side direction piece are passed to the level in proper order, chain guide pillar left end down is connected with the 2nd wedged connection piece, the right -hand member is just to the lockhole, chain guide pillar cover down is equipped with the second spring, second spring left end supports spacing that establishes on the guide pillar in chain under, the right -hand member to in right side direction piece. This looped netowrk cabinet ground connection interlocking device convenient operation has ensured personal safety and line equipment's safe operation.
Description
Technical field
This utility model belong to controller switching equipment technical field and in particular to a kind of ring main unit earthing interlocking device and containing should
The American ring main unit of device.
Background technology
Ring main unit is that one group of transmission ＆ distribution electrical equipment is contained in metal or non-metallic insulation cabinet or makes assembled compartment ring
The electrical equipment of net power supply unit, its core adopts on-load switch and fuse, has that structure is simple, small volume, price
Low, the advantages of power supply parameter and performance and power supply safety can be improved.It is widely used in Urban Residential District, high level is built
Build, in the power distribution station of the load center such as large public building, factory and enterprise and box-type substation.
The looped network cabinet switch using at present, its earthing interlocking device structure is complex, and processing and matching requirements precision are relatively
Height, and lead to because part is more easily break down, thus five cannot be met and prevent chain requirement, that is, prevent between mistakenly entering into charged
Every, ensure line security, guarantee equipment safety and personal safety and prevent maloperation.And in current system for distribution network of power
In field, American ring main unit is also not provided with grounding interlocking device, thus is more unable to reach five and prevents chain requirement.
Utility model content
(1) technical problem to be solved
The technical problems to be solved in the utility model is to provide a kind of ring main unit earthing interlocking device, and its structure is simple, behaviour
Facilitate, safe and reliable, it is applied on American ring main unit, can effectively meet five anti-chain requirements.Based on this device, this
Utility model additionally provides a kind of American ring main unit containing this ring main unit earthing interlocking device.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides a kind of ring main unit earthing interlocking device, comprising:
Locking plate with lockhole, described locking plate is fixed on inside Xiamen；
Chain upper guide post, described chain upper guide post passes vertically through from top to bottom visits bottom of cabinet bulk and extends to Xiamen cabinet
Inside, described chain upper guide post top is vertically provided with the first spring, and the top of described first spring is butted on located at described cabinet of visiting
Internal portion and rotatable operating shaft, described operating shaft is connected with earthed switch, and described chain upper guide post bottom is connected with inclined-plane
First wedge shape contiguous block directed downwardly, described operating shaft can extrude described first spring by rotation, and then orders about described chain
Upper guide post moves downward；And,
Chain lower guide pillar, described chain lower guide pillar inside the cabinet of Xiamen, and successively horizontal through being fixed on Xiamen cabinet
The left prerotation vane in internal portion and right prerotation vane, described chain lower guide pillar left end is connected with inclined-plane and connects upward and with described first wedge shape
Connect block to match the second wedge shape contiguous block of slip, right-hand member is right against described lockhole, and described chain lower guide pillar is arranged with the second bullet
Spring, described second spring left end is butted on set banking stop on chain lower guide pillar, and right-hand member is butted on described right prerotation vane.
Ring main unit earthing interlocking device of the present utility model, when needing pinning Xiamen, (Xiamen of the present invention refers to cable
Hatch door) when, manually use handle clockwise turning operation axle, make grounding switch tripping, the first spring is extruded simultaneously, order about chain
Upper guide post and the first wedge shape contiguous block move downward, so by drive the second wedge shape contiguous block move right, order about chain under
Guide pillar moves to lockhole direction, thus pinning Xiamen；When needing to open Xiamen, only need to rotate counterclockwise described operating shaft, make
Earthed switch closes a floodgate, you can so that Xiamen is opened by the adverse movement of above-mentioned drive mechanism, thus structure is simple, and the side of operation
Just；Described earthing interlocking device is not exposed to outside ring main unit, but completely set up in cabinet, and be grounded and open the door simultaneously
Carry out it is thus possible to effectively prevent from opening because of the Xiamen touched or maloperation leads to by mistake, thus effectively prevent people from touching Xiamen cabinet by mistake
Internal charging equipment or alive circuit, not only ensure that personal safety, and ensure that the safe operation of circuit and equipment.
Ring main unit earthing interlocking device of the present utility model also include being fixed on described in visit cabinet inner bottom on lead
Column holder, described chain upper guide post vertically runs through described upper guide post support, and can move up and down in described upper guide post support.Institute
State upper guide post support and there is position-limiting action, can effectively prevent the deflection when moving up and down for the described chain upper guide post.
Preferably, described chain upper guide post is to threaded with the connected mode of the first wedge shape contiguous block；
It is furthermore preferred that described chain lower guide pillar is to threaded with the connected mode of the second wedge shape contiguous block.
This utility model additionally provides a kind of American ring main unit, and it contains above-mentioned ring main unit earthing interlocking device.This reality
Having broken the American ring main unit of prior art with new earthing interlocking device does not have the restriction of earthing interlocking device, by American looped network
The ring main unit of interlock with ground changed into by cabinet, effectively increases the electrical reliability of ring main unit.
(3) beneficial effect
Technique scheme of the present utility model has the advantages that
Ring main unit earthing interlocking device of the present utility model, clockwise turning operation axle makes grounding switch tripping, and simultaneously
One spring is extruded, and orders about chain upper guide post and the first wedge shape contiguous block moves downward, and then by driving the second wedge shape even
Connect block to move right, order about chain lower guide pillar and move to lockhole direction, thus pinning Xiamen (i.e. cable hatch door)；When needs are opened
During Xiamen, only need to rotate counterclockwise described operating shaft, so that earthed switch is closed a floodgate, then drive mechanism adverse movement, you can open
Xiamen, thus structure is simple, and also easy to operate；Described earthing interlocking device is not exposed to outside ring main unit, but sets completely
It is placed in cabinet, and ground connection and enabling are carried out it is thus possible to effectively prevent from beating because of the Xiamen touched or maloperation leads to by mistake simultaneously
Open, thus effectively prevent people from touching charging equipment or alive circuit in the cabinet of Xiamen by mistake, not only ensure that personal safety, and
Ensure that the safe operation of circuit and equipment；Earthing interlocking device of the present utility model has been broken the American ring main unit of prior art and has not been had
There is the restriction of earthing interlocking device, American ring main unit is changed into the ring main unit of interlock with ground, effectively increase looped network
The electrical reliability of cabinet.
Brief description
Fig. 1 is the structural representation of the ring main unit earthing interlocking device of this utility model embodiment；
Fig. 2 is the side view of ring main unit earthing interlocking device in Fig. 1；
Fig. 3 is the structural representation of lockhole and locking plate in this utility model embodiment；
Wherein, 1, chain upper guide post；2nd, upper guide post support；3rd, the first wedge shape contiguous block；4th, the second wedge shape contiguous block；5th, even
The lower guide pillar of lock；6th, Xiamen；7th, the first spring；8th, second spring；9th, operating shaft；10th, left prerotation vane；11st, right prerotation vane；12nd, limit
Bit slice；13rd, lockhole；14th, locking plate；15th, visit cabinet；16th, Xiamen cabinet.
Specific embodiment
With reference to the accompanying drawings and examples embodiment of the present utility model is described in further detail.Following examples
For this utility model is described, but can not be used for limiting scope of the present utility model.
In description of the present utility model, unless otherwise stated, term "left", "right" be based on orientation shown in the drawings or
Position relationship, is for only for ease of and describes this utility model and simplify description, rather than instruction or the device or the unit that imply indication
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Additionally, term " first ", " second ", " the 3rd " etc. are only used for describing purpose, and it is not intended that instruction or hint are relatively important
Property.
As shown in Figures 1 to 3, a kind of ring main unit earthing interlocking device described in the present embodiment, comprising: the lock with lockhole 13
Piece 14, chain upper guide post 1, chain lower guide pillar 5 and the upper guide post support 2 being fixed on cabinet 15 inner bottom of visiting.
This locking plate 14 is fixed on inside Xiamen 6；
This chain upper guide post 1 vertically runs through upper guide post support 2 from top to bottom and extends to inside Xiamen cabinet 16, chain on
Guide pillar 1 top is vertically provided with the first spring 7, and the top of the first spring 7 is butted on located at cabinet 15 inside and the rotatable behaviour of visiting
Make axle 9, operating shaft 9 is connected with earthed switch (not shown), chain upper guide post 1 bottom is threaded with inclined-plane directed downwardly
One wedge shape contiguous block 3, operating shaft 9 can extrude the first spring 7 by rotation, and then order about chain upper guide post 1 and move downward；
This chain lower guide pillar 5 inside Xiamen cabinet 16, and successively horizontal through being fixed within Xiamen cabinet 16
Left prerotation vane 10 and right prerotation vane 11, chain lower guide pillar 5 left end be threaded with inclined-plane upward and with the first wedge shape contiguous block 3 phase
The second wedge shape contiguous block 4 that cooperation is slided, right-hand member is right against lockhole 13, and chain lower guide pillar 5 is arranged with second spring 8, the second bullet
Spring 8 left end is butted on set banking stop 12 on chain lower guide pillar 5, and right-hand member is butted on described right prerotation vane 11；
The present embodiment also provides a kind of American ring main unit simultaneously, and it contains above-mentioned ring main unit earthing interlocking device.
In work, when needing to pin Xiamen 6, clockwise turning operation axle 9, make grounding switch tripping, simultaneously the first bullet
Spring 7 is extruded, and then orders about chain upper guide post 1 and the first wedge shape contiguous block 3 moves downward, and then by driving the second wedge shape even
Connect block 4 to move right, order about chain lower guide pillar 5 and move to lockhole 13 direction, until chain lower guide pillar 5 inserts lockhole 13, thus
Pin Xiamen 6；When needing to open Xiamen 6, rotate counterclockwise described operating shaft 9, so that earthed switch is closed a floodgate, make the first bullet simultaneously
Reset unfolded by spring 7, and and then chain upper guide post 1 and the first wedge shape contiguous block 3 move upwards, and second spring 8 unfolds reset, and then
Second wedge shape contiguous block 4, to left movement, drives chain lower guide pillar 5 to depart from lockhole 13, is then drawn upwardly out the locking plate 14 of Xiamen,
Xiamen 6 can be made to open.
Embodiment of the present utility model is given for the sake of example and description, and is not exhaustively or to incite somebody to action
This utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Select and description embodiment is in order to principle of the present utility model and practical application are more preferably described, and make this area
Those of ordinary skill is it will be appreciated that this utility model is thus design is suitable to the various embodiments with various modifications of special-purpose.
Claims (5)
1. a kind of ring main unit earthing interlocking device is it is characterised in that include:
Locking plate with lockhole, described locking plate is fixed on inside Xiamen；
Chain upper guide post, described chain upper guide post passes vertically through the bottom of cabinet bulk extending in the cabinet of Xiamen of visiting from top to bottom
Portion, described chain upper guide post top is vertically provided with the first spring, and the top of described first spring is butted on located at described cabinet of visiting
Internal and rotatable operating shaft, described operating shaft is connected with earthed switch, and described chain upper guide post bottom is connected with inclined-plane court
Under the first wedge shape contiguous block, described operating shaft can vertically extrude described first spring by rotation, and then orders about described company
Lock guide pillar to move downward；And,
Chain lower guide pillar, described chain lower guide pillar inside the cabinet of Xiamen, and successively horizontal through being fixed in the cabinet of Xiamen
The left prerotation vane in portion and right prerotation vane, described chain lower guide pillar left end be connected with inclined-plane upward and with described first wedge shape contiguous block
Match the second wedge shape contiguous block of slip, and right-hand member is right against described lockhole, and described chain lower guide pillar is arranged with second spring, institute
State second spring left end and be butted on set banking stop on chain lower guide pillar, right-hand member is butted on described right prerotation vane.
2. ring main unit earthing interlocking device according to claim 1 it is characterised in that also include be fixed on described in visit cabinet
The upper guide post support of body inner bottom, described chain upper guide post vertically runs through described upper guide post support, and can be in described upper guide post
Move up and down in support.
3. ring main unit earthing interlocking device according to claim 1 and 2 is it is characterised in that described chain upper guide post and
The connected mode of one wedge shape contiguous block is threaded.
4. ring main unit earthing interlocking device according to claim 3 is it is characterised in that described chain lower guide pillar and the second wedge
The connected mode of shape contiguous block is threaded.
5. a kind of American ring main unit is it is characterised in that be grounded chain dress containing the ring main unit described in any one of Claims 1 to 4
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620738981.4U CN205921291U (en) | 2016-07-13 | 2016-07-13 | Looped netowrk cabinet ground connection interlocking device and contain device's american looped netowrk cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620738981.4U CN205921291U (en) | 2016-07-13 | 2016-07-13 | Looped netowrk cabinet ground connection interlocking device and contain device's american looped netowrk cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN205921291U true CN205921291U (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620738981.4U Active CN205921291U (en) | 2016-07-13 | 2016-07-13 | Looped netowrk cabinet ground connection interlocking device and contain device's american looped netowrk cabinet |
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| CN (1) | CN205921291U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110210291A (en) * | 2019-04-22 | 2019-09-06 | 深圳绿米联创科技有限公司 | Guide pin parameter acquiring method, device, electronic equipment and storage medium |
-
2016
- 2016-07-13 CN CN201620738981.4U patent/CN205921291U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110210291A (en) * | 2019-04-22 | 2019-09-06 | 深圳绿米联创科技有限公司 | Guide pin parameter acquiring method, device, electronic equipment and storage medium |
| CN110210291B (en) * | 2019-04-22 | 2021-08-10 | 深圳绿米联创科技有限公司 | Guide vane parameter acquisition method and device, electronic equipment and storage medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |