CN206893485U - A kind of ring main unit operation interlocking device - Google Patents
A kind of ring main unit operation interlocking device Download PDFInfo
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- CN206893485U CN206893485U CN201720657866.9U CN201720657866U CN206893485U CN 206893485 U CN206893485 U CN 206893485U CN 201720657866 U CN201720657866 U CN 201720657866U CN 206893485 U CN206893485 U CN 206893485U
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- hole
- handle hole
- fan
- shaped shield
- main unit
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Abstract
The utility model discloses a kind of ring main unit operation interlocking device, including the ground connection handle hole and major loop handle hole being arranged on looped network cabinet panel, the faceplate is provided with shaft hole in the middle upper part opening position of ground connection handle hole and major loop handle hole, padlock handle hole is provided with above the shaft hole, the padlock handle hole has three extreme positions, hanging locking device is provided with the padlock handle hole, the hanging locking device can be rested on any extreme position；The back side of the panel is provided with fan-shaped shield, and the fan-shaped shield is installed in shaft hole by rotating shaft；The both ends of the fan-shaped shield can block ground connection handle hole and major loop handle hole, top on fan-shaped shield positioned at rotating shaft is provided with boss, the boss center is provided with pin shaft hole, the hanging locking device may pass through pin shaft hole, device disclosed in the utility model can ensure the personal security in operating process and the correctness of operation, and space is made full use of, it is versatile.
Description
Technical field
Gas-insulated ring network cabinet is the utility model is related to, more particularly to a kind of ring main unit operation interlocking device.
Background technology
Current urban electricity supply network mainly uses ring network power supply pattern, and user can obtain power supply from both ends, reduce thing
Therefore power failure area, substantially increase the reliability of power supply.Loop-network switch cabinet core is by on-load switch, breaker, isolation
The composition such as switch and earthed switch, according to corresponding national and foreign standards, switch cubicle should have perfect anti-error mechanical interlocks：
Having prevents from dividing falsely close circuit breaker by mistake, prevents on-load division disconnecting switch, prevents earthed switch is under closure state from sending
Electricity, prevent from powered closing earthed switch, preventing mistakenly entering charged chamber etc. " five anti-" function.Five anti-purposes are to prevent from grasping by mistake
Make, avoid that electric shock accidents occurs in maintenance process, protect the safety of maintainer and switchgear, therefore its reliability is to closing weight
Will.
The form that interlock currently on the market is linked using sheet metal component of different shapes with switch operating mechanism more, this
Not only cost is high but also causes installation inconvenience because the total class of part is more for kind structure, and transmission is unreliable；And present ring main unit
Tend to miniaturization, the complexity of linkage mode causes the increasing in mechanism chamber space, conflicts with miniaturization theory.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of ring main unit operation interlocking device, to reach installation
Flexibly, cost is cheap, realizes the purpose of the anti-interlock of operation five.
To reach above-mentioned purpose, the technical solution of the utility model is as follows：
A kind of ring main unit operation interlocking device, including ground connection handle hole and the major loop operation being arranged on looped network cabinet panel
Hole, the faceplate are provided with shaft hole, the rotating shaft in the middle upper part opening position of ground connection handle hole and major loop handle hole
Padlock handle hole is provided with above hole, the padlock handle hole has three extreme positions, padlock is provided with the padlock handle hole
Device, the hanging locking device can be rested on any extreme position；The back side of the panel is provided with fan-shaped shield, the fan-shaped screening
Plate is installed in shaft hole by rotating shaft；The both ends of the fan-shaped shield can block ground connection handle hole and major loop handle hole, fan
Top on shape shield positioned at rotating shaft is provided with boss, and the boss center is provided with pin shaft hole, and the hanging locking device may pass through bearing pin
Hole.
In such scheme, the hanging locking device is including helping pull a cart, stepped alignment pin and stage clip, the alignment pin pass through stage clip
It is sheathed in helping pull a cart, the both ends of the alignment pin, which are stretched out, helps pull a cart outside, and the end of the alignment pin is provided with lock- receiving aperture, the alignment pin
Front end insertion pin shaft hole in.
In such scheme, the back side of panel, which is located above shaft hole, is provided with lead, and the fan-shaped shield is provided with arc
Shape chute, the arc chute can rotate along lead.
In such scheme, the side that the back side of panel is located at fan-shaped shield is provided with fixed tabletting, the fan-shaped shield position
In the lower section of fixed tabletting.
In such scheme, the center of circle of three extreme positions of the padlock handle hole is positioned at the circumference using shaft hole as the center of circle
On, the angle of middle extreme position and both sides extreme position is respectively 33 °.
Pass through above-mentioned technical proposal, ring main unit operation interlocking device provided by the utility model use a sheet metal component sector
Shield is used as rotary shaft by welding screw and is installed on panel, it is revolved along rotary shaft as main interlock
Turn；Hanging locking device is set up on panel, by the way that sheet metal component optimum configuration size is calculated, after hanging locking device is combined with sheet metal component
Limiting characteristics, realize the anti-interlock of operation five.Interlock is flexible for installation, cost is cheap, reliability and versatility compared with
Height, gas tank and cabinet the property requirement without any restrictions to original device, general degree is good, ensure that the person peace of operating personnel
Entirely, the demand in market has more been adapted to.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art.
Fig. 1 is the ring main unit "on" position front view disclosed in the utility model embodiment；
Fig. 2 is the ring main unit "on" position rearview disclosed in the utility model embodiment；
Fig. 3 is the ring main unit gate-dividing state front view disclosed in the utility model embodiment；
Fig. 4 is the ring main unit gate-dividing state rearview disclosed in the utility model embodiment；
Fig. 5 is the ring main unit ground state front view disclosed in the utility model embodiment；
Fig. 6 is the ring main unit ground state rearview disclosed in the utility model embodiment；
Fig. 7 is that hanging locking device splits schematic diagram；
Fig. 8 is hanging locking device overall schematic.
In figure, 1, panel；2nd, it is grounded handle hole；3rd, major loop handle hole；4th, shaft hole；5th, padlock handle hole；6th, padlock
Device；7th, air gauge hole；8th, hole is fixedly mounted in panel；9th, status display hole；10th, electrification display mounting hole；11st, it is fan-shaped to hide
Plate；12nd, rotating shaft；13rd, boss；14th, pin shaft hole；15th, help pull a cart；16th, alignment pin；17th, stage clip；18th, lock- receiving aperture；19th, lead；
20th, arc chute；21st, fixed tabletting.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.
The utility model provides a kind of ring main unit operation interlocking device, and the device can ensure during whole operation
Personal security and the correctness of operation.
Ring main unit operation interlocking device as shown in Figures 1 to 6, including the ground connection operation being arranged on looped network cabinet panel 1
Hole 2 and major loop handle hole 3, the middle upper part opening position on panel 1 positioned at ground connection handle hole 2 and major loop handle hole 3 are provided with
Shaft hole 4, the top of shaft hole 4 are provided with padlock handle hole 5, and padlock handle hole 5 has three extreme positions, in padlock handle hole 5
Provided with hanging locking device 6, hanging locking device 6 can be rested on any extreme position.Air gauge hole 7 is additionally provided with panel 1, panel is fixed
Mounting hole 8, status display hole 9 and electrification display mounting hole 10.
The back side of panel 1 is provided with fan-shaped shield 11, and fan-shaped shield 11 is installed in shaft hole 4 by rotating shaft 12；Sector hides
The both ends of plate 11 can block ground connection handle hole 2 and major loop handle hole 3, be provided with fan-shaped shield 11 positioned at the top of rotating shaft 12 convex
Platform 13, the center of boss 13 are provided with pin shaft hole 14, and hanging locking device 6 may pass through pin shaft hole 14.
As shown in Figure 7 and Figure 8, hanging locking device 6 includes help pull a cart 15, stepped alignment pin 16 and stage clip 17, and alignment pin 16 is worn
To cross stage clip 17 and be sheathed on and help pull a cart in 15, the both ends of alignment pin 16, which are stretched out, helps pull a cart outside 15, and the end of alignment pin 16 is provided with lock- receiving aperture 18,
Locked available for door hanging；In the front end insertion pin shaft hole 14 of alignment pin 16.
The back side of panel 1 is located at the top of shaft hole 4 and is provided with lead 19, and fan-shaped shield 11 is provided with arc chute 20, arc
Chute 20 can rotate along lead 19.The side that the back side of panel 1 is located at fan-shaped shield 11 is provided with fixed tabletting 21, fan-shaped shield 11
Positioned at the lower section of fixed tabletting 21.
The center of circle of three extreme positions of padlock handle hole 5 is located at shaft hole 4 on the circumference in the center of circle, dynode is spacing
It is respectively 33 ° to put with the angle of both sides extreme position.
As depicted in figs. 1 and 2, when ring main unit normal operation, i.e., on-load switch is in when closing state, hanging locking device 6
In left side extreme position, fan-shaped shield 11 blocks handle hole 2 is grounded, and major loop handle hole 3 is in operable state, now face
The dual limitation of padlock handle hole 5 and door lock makes hanging locking device 6 can not be slided along the padlock handle hole 5 on panel 1 on plate 1,
Ground connection handle hole 2 will always be in closed mode, and earthed switch can not operate.
When on-load switch wants to carry out separating brake, door lock is removed, helps pull a cart 15, makes hanging locking device along padlock handle hole
Slide, the presence of the fan-shaped convex platform of shield 11 increases the stroke of pulling, meets normal operating demand, and when reaching, dynode is spacing
When putting, the increase of padlock handle hole 5, stage clip 17 resets hanging locking device, reaches gate-dividing state, as shown in Figure 3 and Figure 4, hangs up
Door lock, ensure that operating personnel can not carry out maloperation.
When needing to carry out earthed switch operation, door lock is removed, helps pull a cart 15, makes hanging locking device along padlock handle hole
Slide, reach right limit position, as shown in Figures 5 and 6, major loop handle hole 3 is blocked by shield, can not carry out on-load switch
Operation, can only carry out earthed switch on/off switch operation.
During whole operation, the arc chute 20 on lead 19 and fan-shaped shield 11 on panel 1 limits sector
The side-to-side movement of shield 11, the fixation tabletting 21 on panel 1 limit moving forward and backward for fan-shaped shield 11, make fan-shaped shield 11
Can be along axis rotation, so as to meet performance requirement.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (5)
1. a kind of ring main unit operation interlocking device, including ground connection handle hole and the major loop operation being arranged on looped network cabinet panel
Hole, it is characterised in that the faceplate is provided with rotating shaft in the middle upper part opening position of ground connection handle hole and major loop handle hole
Hole, the shaft hole top are provided with padlock handle hole, and the padlock handle hole has three extreme positions, the padlock handle hole
Interior to be provided with hanging locking device, the hanging locking device can be rested on any extreme position；The back side of the panel is provided with fan-shaped shield,
The fan-shaped shield is installed in shaft hole by rotating shaft；The both ends of the fan-shaped shield can block ground connection handle hole and major loop
Handle hole, the top on fan-shaped shield positioned at rotating shaft are provided with boss, and the boss center is provided with pin shaft hole, and the hanging locking device can
Through pin shaft hole.
2. a kind of ring main unit operation interlocking device according to claim 1, it is characterised in that the hanging locking device includes drawing
Set, stepped alignment pin and stage clip, through compression spring sleeve in helping pull a cart, the both ends of the alignment pin are stretched out helps pull a cart the alignment pin
Outside, the end of the alignment pin is provided with lock- receiving aperture, and the front end of the alignment pin is inserted in pin shaft hole.
3. a kind of ring main unit operation interlocking device according to claim 1, it is characterised in that the back side of panel, which is located at, to be turned
Lead is provided with above axis hole, the fan-shaped shield is provided with arc chute, and the arc chute can rotate along lead.
4. a kind of ring main unit operation interlocking device according to claim 1, it is characterised in that the back side of panel is positioned at fan
The side of shape shield is provided with fixed tabletting, and the fan-shaped shield is located at the lower section of fixed tabletting.
A kind of 5. ring main unit operation interlocking device according to claim 1, it is characterised in that the three of the padlock handle hole
The center of circle of individual extreme position is located at using shaft hole as on the circumference in the center of circle, the angle of middle extreme position and both sides extreme position divides
Wei not be 33 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720657866.9U CN206893485U (en) | 2017-06-08 | 2017-06-08 | A kind of ring main unit operation interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720657866.9U CN206893485U (en) | 2017-06-08 | 2017-06-08 | A kind of ring main unit operation interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206893485U true CN206893485U (en) | 2018-01-16 |
Family
ID=61318457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720657866.9U Active CN206893485U (en) | 2017-06-08 | 2017-06-08 | A kind of ring main unit operation interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206893485U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879353A (en) * | 2018-08-02 | 2018-11-23 | 珠海许继电气有限公司 | A kind of rotary type handle hole plugging device |
| CN110112018A (en) * | 2019-06-05 | 2019-08-09 | 川开电气有限公司 | A kind of ring network cabinet interlock |
-
2017
- 2017-06-08 CN CN201720657866.9U patent/CN206893485U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879353A (en) * | 2018-08-02 | 2018-11-23 | 珠海许继电气有限公司 | A kind of rotary type handle hole plugging device |
| CN110112018A (en) * | 2019-06-05 | 2019-08-09 | 川开电气有限公司 | A kind of ring network cabinet interlock |
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