CN2430799Y - Insulation shielding cover for live operation - Google Patents
Insulation shielding cover for live operation Download PDFInfo
- Publication number
- CN2430799Y CN2430799Y CN 99252167 CN99252167U CN2430799Y CN 2430799 Y CN2430799 Y CN 2430799Y CN 99252167 CN99252167 CN 99252167 CN 99252167 U CN99252167 U CN 99252167U CN 2430799 Y CN2430799 Y CN 2430799Y
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- mainboard
- rotor plate
- buckle
- live line
- line working
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Abstract
The utility model discloses an insulation shielding cover for live operation. The utility model comprises two main boards 1 made of insulation material; the two main boards 1 are spliced by a separable splicing apparatus; boundary surfaces 11 of the two main boards 1 are respectively provided with a semicircular notch, and the semicircular notches are connected, which forms a circular hole 10; the upper surface of each main board 1 is hinged with an insulating hook 8; hinge shafts of two hinges 7 are parallel to the boundary surfaces 11 of the two main boards 1; the lower surface of each main board 1 is connected with two insulating handles 3 in a dismountable mode.
Description
The utility model belongs to the construction safety apparatus that uses on the overhead power line, especially the mask that uses during operation on 10KV and following alive circuit.
At present power supply department overhauls or constructs at 10KV and following overhead power line, as change fuse switch (hereinafter to be referred as the order gram) and descend the pile crown lead-in wire, or set up branch line the expenditure cross-arm is installed, the order gram, and during operation such as hanging wire, all need this supply line is had a power failure with assurance operating personnel's safety, thereby influenced industry on a large scale, civilian normal power supply.
The purpose of this utility model provides a kind of electric operating security apparatus, so that maintenance of under the condition that supply line does not have a power failure, being correlated with and installation, to improve the level of continuous power supply.
The purpose of this utility model provides a kind of insulation mask, with operating personnel and the security partition of charged built on stilts electric power bare wire or electrified body realization nearby, guarantees that the operating personnel can not contact with live part.
Technical solution of the present utility model is as follows:
Two mainboards being made by insulating material rely on separable splicing apparatus to be stitched together, and respectively have a semicircle breach to be linked to be a circular hole on the interface of two mainboards; The upper surface of every mainboard is hinged one the insulation of crotch hook, and the hinge axis of two hinges is all parallel with the interface of two mainboards; The lower surface of every mainboard then is equipped with detachable insulated handle.
A bar v notch v is arranged, the tail end semicircular in shape of this v notch v on the mainboard of making by insulating material; A rotor plate is connected on the mainboard and can rotates by fulcrum, on the end face of this rotor plate a circular arc cutaway is arranged, a separable splicing apparatus is stitched together rotor plate and mainboard, by rotor plate the bar v notch v on the mainboard is hidden, and the tail end of bar v notch v is linked to be a circular hole on the circular arc cutaway of rotor plate and the mainboard; Insulated handle then removably is contained in the lower surface of mainboard.
Use the utility model live line working insulation mask, operation in 10KV and following supply line thereof, the operator is below mask, operator and the supply line above the mask or electrified body are isolated reliably, stopped thoroughly that any position of operator's health contacts with electrified body may, thereby implement supply line's uninterrupted operation safely.
The utility model is described in further detail below in conjunction with drawings and embodiments, embodiment.
Fig. 1 is the front view of first kind of execution mode of the utility model live line working insulation mask;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of the another kind of model insulation of first kind of execution mode mask;
Fig. 4 is separable splicing apparatus embodiment 2 structural representations of first kind of execution mode;
Fig. 5 is the front view of second kind of execution mode of the utility model live line working insulation mask;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is separable splicing apparatus embodiment 2 structural representations of second kind of execution mode;
Fig. 8 is to use the insulation mask of first kind of execution mode that expenditure cross-arm schematic diagram is installed;
Fig. 9 is to use the insulation mask of second kind of execution mode to change order gram downlead schematic diagram.
First kind of execution mode is the mask that insulate on the dull and stereotyped circular live line working bar, is adapted to carry out around electric pole operation.As depicted in figs. 1 and 2, the mainboard of being made by epoxy phenolic laminated glass fabric plate (hereinafter to be referred as fiberglass) is spliced by two circular mainboards 1, the radius of two mainboards 1 should satisfy the requirement of corresponding operation, and its thickness then should be more than or equal to 5 millimeters, to guarantee insulation property.All have a semicircle breach to be linked to be circular hole 10 on the interface 11 of two mainboards 1, the various electric pole diameters in the diameter of circular hole 10 and the built on stilts supply line adapt and can be divided into several grades.The upper surface of two mainboards 1 all has a hinge boss 7a, and hinge 7 therein bonds.Be hinged with the insulation hook 8 of being with crotch respectively on two hinges 7, the crotch direction of two insulation hooks 8 is relative, and plane, crotch place is vertical with interface 11, the hinge axis of two hinges 7 is all parallel with interface 11, thereby two insulation hooks 8 all can rotate with respect to mainboard 1 in plane, crotch place.The effective length of insulation hook 8 should be not less than 420 millimeters.Every mainboard 1 lower surface is installed with the insulated handle 3 that fiberglass is made by being threaded, also can adopt other structures that removably connect, as socket type structure (similar socket bulb), elastic clip chip structure (similar clip type door-inhale) etc., every mainboard 1 has two insulated handles 3, and the hook that will insulate 8 hangs on the cross-arm of electric pole so that the operator with the hands lifts mainboard 1.Insulated handle 3 can be solid rod member, also can be hollow rod member.
The another kind of model of first kind of execution mode is the rectangle mainboard, is suitable for carrying out on bar monolateral operation.Except that rectangle, can also adopt polygon or other suitable shapes.As shown in Figure 3.It has two rectangle mainboards 1 to be spliced into a rectangle mainboard, and all the other structures all mask with above-mentioned circular mainboard are identical.
The separable splicing apparatus embodiment 1 of two mainboards 1 as depicted in figs. 1 and 2.Upper and lower surface in the appropriate location of right mainboard 1 interface 11 a slice clamping plate that respectively bond become biplate clamping plate 6, at least two pairs of biplate clamping plate 6 are arranged on the interface 11, but be advisable with two pairs.Two mainboards 1 were stitched together about the interface 11 of left side mainboard 1 made in these two pairs of biplate clamping plate 6 with regard to intercalation.
The embodiment 2 of two mainboard 1 separable splicing apparatus as shown in Figure 4.The interface 11 of two mainboards 1 is stairstepping, the ladder platform of the interface 11 of wherein left mainboard 1 up, and the ladder platform of the interface 11 of right mainboard 1 down, about interface 11 overlap joint and being stitched together mutually of two mainboards 1, certainly, the ladder platform of the interface 11 of two mainboards 1 towards also can be with above-mentioned opposite.Separated from one another for the reliable unlikely appearance of two mainboards, 1 splicing, the ladder berm width of interface 11 should be good with 10～15 centimetres more greatly.
In addition, about two separable splicing apparatus of mainboard except above-mentioned two kinds of embodiment, can also adopt latch structure common in the daily life, window catch structures etc. also can be added latch with the foregoing description 2 or be added the mode of window catch, are not described further at this.
By shown in Figure 1, the crotch section of insulation hook 8 is bent by round steel and forms, and the part of this section round steel is inserted in the hook bar of the hollow of being made by fiberglass and is bonded to one with the epoxy resin casting.Also can adopt the epoxy resin casting will link up with the bar epimere fills up back with the crotch section that is threaded.The surperficial spray epoxy sprayed coating 9 of round steel wraps up whole metals to guarantee insulation property.
By Fig. 1, Fig. 2, shown in Figure 3, the lower surface of every mainboard 1 all with the intensity of stiffener 2 of epoxy bond with increase mainboard 1, is installed the hinge boss 7a of hinge 7 and the scope that handle 3 all is positioned at stiffener 2.Stiffener 2 is also made by fiberglass, and its size dimension should adapt with the size of mainboard 1.
As Fig. 1, Fig. 2 and shown in Figure 3, the lower surface of every mainboard 1 all is equipped with two rope bolts 5, and its material also is a fiberglass.Rope bolt 5 is the circular hole tight fit with mainboard 1, and uses epoxy bond.Be to have a nylon that thoroughly does away with edge to bundle rope (5a) on the rope bolt 5 of every mainboard 1.
As shown in Figure 1, the lower surface of every mainboard 1, suspension hook 4 of spinning utilizes this suspension hook 4 on stiffener 2, and the operator who is positioned on the electric pole can hang on mainboard 1.
Two mainboards 1 are rectangle among Fig. 3, and two mainboard 1 spliced each peripheries all have a downward-sloping inclined plane 1a, and inclined plane 1a can increase the coverage between mask and its top electrified body.Can there be multiple angles at the inclination angle of inclined plane 1a, but spends for good with 30.
As shown in Figure 1, the almost whole surface of the utility model live line working insulation mask, promptly mainboard 1, stiffener 2, hinge boss 7a, the surface of biplate clamping plate 6 grades, all be coated with one deck epoxy resin sprayed coating 9, make all machined surfaces more smooth smooth, insulation property are better.
Second kind of execution mode is live line working order gram insulation mask, as Fig. 5, shown in Figure 6.Foursquare mainboard 1 is made by fiberglass, and a v notch v 1b is arranged on its symmetrical center line, and the tail end of this v notch v 1b is a semicircle.A rectangle rotor plate 17 is also made by fiberglass, is connected by rotor plate fulcrum 23 on the lower surface of mainboard 1, can rotate with respect to mainboard 1 around rotor plate fulcrum 23.On the end face of this rotor plate 17 circular arc cutaway is arranged, the radius of the semicircle tail end of 1 v notch v 1b of its radius and mainboard is identical, and this radius should adapt with the path of order gram porcelain vase.An insulated handle 3 of being made by fiberglass also can adopt socket type, other structures that removably connect such as elastic clip chip by the lower surface of helicitic texture spinning at mainboard 1.A separable splicing apparatus is stitched together rotor plate 17 and mainboard 1, by rotor plate 17 the bar v notch v 1b on the mainboard 1 is hidden, and the semicircle tail end of the bar v notch v 1b on circular arc cutaway on the rotor plate 17 and the mainboard 1 is linked to be a circular hole 10.
The embodiment 1 of above-mentioned separable splicing apparatus is as Fig. 5, shown in Figure 6, and wherein the A place of Fig. 6 is the vertical view that removes behind the mainboard 1.The critical piece of this device is a buckle 14, and buckle 14 is connected by buckle fulcrum 15 on the lower surface of mainboard 1, and buckle 14 can rotate with respect to mainboard 1 around buckle fulcrum 15.Above the buckle 14, promptly being close on the side of mainboard 1 lower surface has a pit 18, and mainboard 1 lower surface has a steady pin 21 that protrudes downwards, and buckle fulcrum 15 and steady pin 21 all protrude in the pit 18 of buckle 14 downwards.A torsion spring 20 is enclosed within on the buckle fulcrum 15, and the one end is fixed on the steady pin 21 of mainboard 1, and the other end then leans against on the sidewall of pit 18 of buckle 14.Fix a buckle handle 13 on the lower surface of buckle 14.An indentation 17a is arranged on another side of rotor plate 17, and the lower surface of rotor plate 17 also has a rotor plate handle 16.During use, the operator holds insulated handle 3 the bar v notch v 1b of mainboard 1 is inserted on the path of order gram porcelain vase, rotates rotor plate 17 then and closes bar v notch v 1b, and military order gram porcelain vase path is stuck in the circular hole 10.Utilize buckle handle 13 to rotate buckle 14 then, a side that makes buckle 14 is on the straight flange of the indentation 17a that is held in mainboard 1 under the torsional interaction of torsion spring 20, thereby make mainboard 1, rotor plate 17, buckle 14 be spliced into one, do not remove counter-rotation buckle 14, under the torsional interaction of torsion spring 20, mainboard 1, rotor plate 17, buckle 14 just can not separate.
The embodiment 2 of separable splicing apparatus as shown in Figure 7.On the rotor plate 17 with on the position at rotor plate fulcrum 23 diagonal angles a through hole 26 is being arranged, rotor plate 17 and mainboard 1 are fused also there being identical 26, one the plastic elastic expansion latches 25 of through hole in aperture to be inserted in the through hole 26 of mainboard 1 and rotor plate 17 on the relevant position of mainboard 1.At this moment, the circular arc cutaway 17b of the semicircle tail end of the bar v notch v 1b of mainboard 1 and rotor plate 17 is linked to be a circular hole 10.It is conical that above-mentioned elastic expansion latch 25 is, a few protruding annulus 25a are arranged on the taper seat, these elastic expansion latch 25 total lengths about 2/3rds are that two halves open from head by subdivision, because split surface 25b is arranged, elastic expansion latch 25 cuts open at its heads of through hole 26 backs by mainboard 1 and rotor plate 17 firmly and opens and can not get loose, annulus 25a can reduce elastic expansion latch 25 contact area in through hole 26, simultaneously its head passes and opens the aperture greater than through hole 26, the big footpath that makes head annulus 25a behind the mainboard 1, guarantees the reliability of mainboard 1 and rotor plate 17 splicings.Pin rope 24 1 ends of a nylon system tie up to the afterbody of elastic expansion latch 25, and the other end then ties up on the rotor plate 17.
By shown in Figure 5, on insulated handle 3, be fixed with a safety and protect shelves 12, this protects shelves 12 should be more than or equal to 400 millimeters apart from the distance of mainboard 1 lower surface.Protect shelves by insulating material, as material such as fiberglass, rubber.The operator in use, the position of shaking hands should protect shelves below 12, can not be held in protect shelves more than 12, to guarantee effective electric insulation distance.
By Fig. 5 and shown in Figure 6, the upper surface of mainboard 1 is bonded with the stiffener 2 that a fiberglass is made, and the size of this stiffener 2 should adapt with the size of mainboard 1, and insulated handle 3 is positioned at the scope of stiffener 2.
By shown in Figure 5, at mainboard 1, stiffener 2, buckle 14, the surface of rotor plate 17 grades all is coated with one deck epoxy resin sprayed coating 9, makes all machined surfaces more smooth smooth, and insulation property are better.
Fig. 8 is the schematic diagram that uses insulation mask on first kind of execution mode bar of the utility model in 10KV supply line when the expenditure cross-arm of branch line is installed.The operator hangs on two mainboards 1 by suspension hook 4 successively with rope on the bar, holds with the hands that insulated handle 3 lifts mainboard 1 and hangs on the cross-arm connecting rod 31 of top original circuit with insulation hook 8, and what set up on the cross-arm 30 is original 10KV live line 34.Circular hole 10 between two mainboards 1 is exactly that 33, two nylon bindings of electric pole rope 5a ties electric pole 33, in the weather of blowing during operation, can prevent that fitful wind from up blowing mask and may meet accident.The operator just can install the expenditure cross-arm 32 of branch line safely below mask, and will 10KV supply line not have a power failure.Suspension hook 4 and circular hole 10 are not drawn among Fig. 8.
Fig. 9 is the schematic diagram that uses second kind of execution mode order of the utility model gram insulation mask when changing order gram downlead in 10KV supply line.Restrain 35 this season and be in off-state, pile crown has charged 10KV power transmission line 34 on the order gram 35, the operator grasps handle 3 and shifts the path that 1 v notch v 1b of mainboard aims at order gram 35 porcelain vases onto the end on the bar, grasp rotor plate handle 16 rotation rotor plates 17 then, rotor plate 17 is hidden the bar v notch v 1b on the mainboard 1, circular hole 10 between rotor plate 17 and the mainboard 1 just in time blocks the path of order gram 35 porcelain vases, at this moment rotary buckle wrench handle 13, a side of buckle 14 is held on the straight flange of indentation 17a of rotor plate 17, like this, mainboard 1, rotor plate 17, buckle 14 just fuses, and mask just has been fixedly mounted on the order gram 35.The operator just can pull down old order gram downlead 36, changes new order gram downlead 37, and 38 is distribution transformers among Fig. 9.Under the covering of mask, any position of operator's health all can not contact with the electrified body above the mask.The indentation 17a of 1 v notch v 1b of mainboard, rotor plate handle 16, rotor plate 17, circular hole 10, buckle handle 13, buckle 14, rotor plate 17 does not all draw among Fig. 9.
Claims (15)
1. live line working insulation mask, mainly comprise with covering of making of insulating material and use mainboard, it is characterized in that: described mainboard (1) is made up of two splicings, respectively has a semicircle breach to be linked to be hole, a garden (10) on the interface (11) of two mainboards (1); Two have the insulation hook (8) of crotch to be hinged respectively on the appropriate location of every mainboard (1) upper surface, and the hinge axis of two hinges (7) is all parallel with the interface (11) of two mainboards (1); Insulated handle (3) then is installed in the appropriate location of every mainboard (1) lower surface removably respectively; A separable splicing apparatus is stitched together two mainboards (1).
2. live line working insulation mask according to claim 1, it is characterized in that: described separable splicing apparatus is, at each affixed clamping plate of upper and lower surface of a mainboard (1) interface (11) appropriate location and become biplate clamping plate (6), have two pairs of above-mentioned biplate clamping plate (6) on this piece mainboard (1) at least; The interface (11) of another piece mainboard (1) then intercalation makes two mainboards (1) be stitched together in above-mentioned biplate clamping plate (6).
3. live line working insulation mask according to claim 1, it is characterized in that: described separable splicing apparatus is, the interface (11) of every mainboard (1) is the stairstepping platform, wherein the ladder platform of a mainboard (1) interface (11) up, and the ladder platform of another piece mainboard (1) interface (11) down, and the interface (11) of two mainboards (1) overlap joint mutually is stitched together two mainboards (1).
4. live line working insulation mask according to claim 1, it is characterized in that: the crotch Duan Youyuan steel of described insulation hook (8) bends and forms, and the hook bar made from insulating material is affixed, and there is the bonding parcel of one deck insulating material sprayed coating (9) on steel surface, garden.
5. live line working insulation mask according to claim 1, it is characterized in that: all be connected with a stiffener (2) on the every mainboard (1), hinge boss (7a) and handle (3) all are positioned at the scope of this stiffener (2).
6. live line working insulation mask according to claim 1 is characterized in that: the lower surface of every mainboard (1) all has two rope bolts (5), and going up system at rope bolt (5) has one to thoroughly do away with the binding rope (5a) that the edge material is made.
7. live line working insulation mask according to claim 1, it is characterized in that: the lower surface of every mainboard 1 all is equipped with a suspension hook (4).
8. live line working insulation mask according to claim 1, it is characterized in that: every mainboard (1) is rectangle, and spliced each periphery of two mainboards (1) all has a downward-sloping inclined plane (1a).
9. according to the described live line working insulation of arbitrary claim in the claim 1 to 8 mask, it is characterized in that: mainboard (1) and stiffener (2), and the outer surface of biplate clamping plate (6) all has one deck insulating material sprayed coating (9).
10. live line working insulation mask comprises mainly with covering of making of insulating material and use mainboard that it is characterized in that: the suitable position of described mainboard (1) has a bar v notch v (1b), and the tail end of this v notch v (1b) is a semicircle; A rotor plate (17) is connected the lower surface of mainboard (1) by rotor plate fulcrum (23), rotor plate (17) can rotate with respect to mainboard (1) around rotor plate fulcrum (23), on the end face of rotor plate (17) a garden arc notch (17b) is arranged, its radius is identical with the radius of the semicircle tail end of mainboard (1) bar v notch v (1b); A separable splicing apparatus is stitched together rotor plate (17) and mainboard (1), by rotor plate (17) the bar v notch v (1b) on the mainboard (1) is hidden, and the tail end of the garden arc notch (17b) of rotor plate (17) and the last bar v notch v (1b) of mainboard (1) is linked to be hole, a garden (10); Insulated handle (3) is removably mounted on the appropriate location of mainboard (1) lower surface.
11. live line working insulation shade according to claim 10, it is characterized in that: described separable splicing apparatus is, a buckle (14) is connected the lower surface of mainboard (1) by buckle fulcrum (15), buckle (14) can rotate with respect to mainboard (1) around buckle fulcrum (15), with buckle (14) upper surface that mainboard (1) lower surface pastes mutually a pit (18) is arranged, mainboard (1) lower surface has a steady pin (21), and steady pin (21) and buckle fulcrum (15) all protrude in pit (18); Have a torsion spring (20) to be enclosed within on the buckle fulcrum (15) in the pit (18), the steady pin (21) that an end of this torsion spring (20) is fixed on mainboard (1) is gone up on the sidewall of pit (18) that the other end then leans against buckle (14); The lower surface of buckle (14) has a buckle handle (13); An indentation (17a) is arranged on another side of rotor plate (17), the lower surface of rotor plate (17) also has a rotor plate handle (16), buckle (14) is held in an one side under the torsional interaction of torsion spring (20) on the straight flange of indentation (17a) of rotor plate (17), make rotor plate (17), buckle (14), mainboard (1) is spliced into one.
12. live line working insulation mask according to claim 10, it is characterized in that: described separable splicing apparatus is, one through hole (26) is arranged on the rotor plate (17), a through hole (26) that diameter is identical is also arranged on the mainboard (1), and elastic expansion latch (25) made from insulating material is inserted in the through hole (26) of above-mentioned rotor plate (17) and mainboard (1) and makes rotor plate (17) and mainboard (1) be spliced into one; This elastic expansion latch (25) is taper, a few protruding garden rings (25a) are arranged on its garden conical surface, its total length 2/3rds is that two halves open from head by subdivision, latch rope (24) one ends that one eradication edge material is made tie up to the afterbody of elastic expansion latch (25), and the other end then ties up on the rotor plate (17).
13. live line working according to claim 10 insulation mask is characterized in that: install the safe bib (12) that an insulating material is made on insulated handle (3), this protects shelves (12) and is at least 400 millimeters apart from the distance of mainboard (1) lower surface.
14. live line working insulation mask according to claim 10, it is characterized in that: be connected with a stiffener (2) on mainboard (1), insulated handle (3) is positioned at the scope of this stiffener (2).
15., it is characterized in that according to the described live line working insulation of arbitrary claim in the claim 10 to 14 mask: mainboard (1), stiffener (2), rotor plate (17), all there is one deck insulating material sprayed coating (9) on the surface of buckle (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99252167 CN2430799Y (en) | 1999-12-21 | 1999-12-21 | Insulation shielding cover for live operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99252167 CN2430799Y (en) | 1999-12-21 | 1999-12-21 | Insulation shielding cover for live operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2430799Y true CN2430799Y (en) | 2001-05-16 |
Family
ID=34036463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99252167 Expired - Fee Related CN2430799Y (en) | 1999-12-21 | 1999-12-21 | Insulation shielding cover for live operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2430799Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103227427A (en) * | 2013-04-02 | 2013-07-31 | 国家电网公司 | Special insulation barrier for drop-out fuse protector |
| CN103346495A (en) * | 2013-06-18 | 2013-10-09 | 国家电网公司 | 10kV distribution transformer insulation isolation baffle device |
| CN103915781A (en) * | 2014-01-10 | 2014-07-09 | 国家电网公司 | Multifunctional insulating baffle |
| CN103956308A (en) * | 2014-05-20 | 2014-07-30 | 国网上海市电力公司 | Insulated isolation device of 10 KV falling type fuse |
| CN105048350A (en) * | 2015-08-27 | 2015-11-11 | 国网浙江宁波市鄞州区供电公司 | Portable shielding cover |
| CN105089321A (en) * | 2015-08-27 | 2015-11-25 | 国网浙江宁波市鄞州区供电公司 | Electric pole protecting and shielding cover |
| CN105390979A (en) * | 2015-11-13 | 2016-03-09 | 国网山东郓城县供电公司 | High-voltage transmission line cross and span pay-off construction anti-wear device |
| CN110492372A (en) * | 2019-09-24 | 2019-11-22 | 国网宁夏电力有限公司培训中心 | A kind of charged for replacement special insulation barrier for drop-out fuse protector |
-
1999
- 1999-12-21 CN CN 99252167 patent/CN2430799Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103227427A (en) * | 2013-04-02 | 2013-07-31 | 国家电网公司 | Special insulation barrier for drop-out fuse protector |
| CN103346495A (en) * | 2013-06-18 | 2013-10-09 | 国家电网公司 | 10kV distribution transformer insulation isolation baffle device |
| CN103346495B (en) * | 2013-06-18 | 2016-01-13 | 国家电网公司 | A kind of 10kV distribution transforming insulation isolation barrier units |
| CN103915781A (en) * | 2014-01-10 | 2014-07-09 | 国家电网公司 | Multifunctional insulating baffle |
| CN103915781B (en) * | 2014-01-10 | 2016-08-17 | 国家电网公司 | Multifunction insulating baffle plate |
| CN103956308A (en) * | 2014-05-20 | 2014-07-30 | 国网上海市电力公司 | Insulated isolation device of 10 KV falling type fuse |
| CN103956308B (en) * | 2014-05-20 | 2017-01-25 | 国网上海市电力公司 | Insulated isolation device of 10 KV falling type fuse |
| CN105048350A (en) * | 2015-08-27 | 2015-11-11 | 国网浙江宁波市鄞州区供电公司 | Portable shielding cover |
| CN105089321A (en) * | 2015-08-27 | 2015-11-25 | 国网浙江宁波市鄞州区供电公司 | Electric pole protecting and shielding cover |
| CN105390979A (en) * | 2015-11-13 | 2016-03-09 | 国网山东郓城县供电公司 | High-voltage transmission line cross and span pay-off construction anti-wear device |
| CN105390979B (en) * | 2015-11-13 | 2018-04-24 | 国网山东郓城县供电公司 | A kind of ultra-high-tension power transmission line scissors crossing payingoff construction antiwear device |
| CN110492372A (en) * | 2019-09-24 | 2019-11-22 | 国网宁夏电力有限公司培训中心 | A kind of charged for replacement special insulation barrier for drop-out fuse protector |
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