CN205583519U - Semicontinuous suspension type prevents rocking device of being qualified for next round of competitions - Google Patents
Semicontinuous suspension type prevents rocking device of being qualified for next round of competitions Download PDFInfo
- Publication number
- CN205583519U CN205583519U CN201620190470.3U CN201620190470U CN205583519U CN 205583519 U CN205583519 U CN 205583519U CN 201620190470 U CN201620190470 U CN 201620190470U CN 205583519 U CN205583519 U CN 205583519U
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- China
- Prior art keywords
- pedal
- hook sleeve
- hook
- semicontinuous
- jack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000000725 suspension Substances 0.000 title claims abstract description 17
- 239000012212 insulator Substances 0.000 claims abstract description 41
- 239000002131 composite material Substances 0.000 claims abstract description 12
- 239000011435 rock Substances 0.000 claims description 13
- 238000002372 labelling Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 229910000838 Al alloy Inorganic materials 0.000 claims 1
- 230000000630 rising effect Effects 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 9
- 230000005611 electricity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000009194 climbing Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000012211 strain insulator Substances 0.000 description 1
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- Holders For Apparel And Elements Relating To Apparel (AREA)
Abstract
The utility model provides a semicontinuous suspension type prevents rocking device of being qualified for next round of competitions, is including hanging hook component, hanger safety belt and a footboard subassembly, the hook component that hangs hang and take on two parallel and adjacent composite insulator clusters, the hook component that hangs pass through the hanger with the footboard subassembly and connect, and the footboard subassembly is located string hook component's below, it prevents rocking the pole to be equipped with on hanging hook component. Through the location pad of hanging the J type of taking couple cover and rubber on insulator chain, fill up in fill up the location in the top parcel of insulator the location, the effectual insulator of having protected.
Description
Technical field
This utility model relates to transmission line of electricity technical field, goes out particularly to a kind of semicontinuous suspension type anti-rock
Line apparatus.
Background technology
In recent years, day by day increasing and the development of technology of transmission of electricity, 800kV, 1000kV etc. along with electricity needs
UHV transmission line has begun to carry out at home operation of building and come into operation.At gradation for surface pollution relatively heavily
District, uses composite insulator to improve transmission line of electricity resistance to pollution flashover ability, prevents and contain that the generation of pollution flashover accident is equal
Can play positive role, and composite insulator has low cost, the advantage such as non-maintaining, in extra-high voltage project
Middle popularization and application, effect is notable.
Single conventional strain insulator string typically uses glass insulator or porcelain insulator, and staff is being carried out
The when that operation occurring, need by directly trampling the traditional glass of climbing or ceramic insulation substring, from transmission of electricity
Shaft tower operates after climbing on wire, when trampling, due to the distinctive version of insulator so that work
Being that foot is less with the contact area of insulator as personnel, and easily skid, staff is easily from absolutely
Landing on edge substring, causes danger.
It is after extra-high voltage strain insulator-string uses composite insulator, owing to composite insulator physical strength is poor, fragile,
The climbing of operating personnel can not be born and trample.This allows in UHV transmission line, staff without
Method is installed traditional mode and is carried out outlet operation, for work strip such as maintenance by directly trampling climbing insulator chain
Carry out great inconvenience.
Above-mentioned technical problem a present stage part have employed the electric pressure of composite insulator string 500kV with
Under ultra-high-tension power transmission line in exist.But owing to the transmission line of electricity electric pressure of this part 500kV is relatively low, institute
Less with composite insulator length, typically within 5 meters, it is possible to by the way of overall suspension bridge is installed
Solve.But in UHV transmission line, the length of composite insulator string is general all more than 10 meters, can
Think and know that the overall suspension bridge workload installing 10 meters of spans in high-altitude is bigger and comparatively laborious, it is difficult to realize.
Even if realizing reluctantly, safety and practicality cannot ensure the most at all, and high cost.
Lack a kind of outgoing line device at present, can realize on the premise of not damaging composite insulator string, help work
Line process is completed out as personnel.
Utility model content
For overcoming problems of the prior art, this utility model provides one and effectively protects insulator,
Reduce outgoing line device weight, the outgoing line device preventing outgoing line device from rocking.
The technical scheme in the invention for solving the technical problem is: this kind of semicontinuous suspension type anti-shake
Dynamic outgoing line device, it is characterised in that: include hanging hook assembly, hanger seat belt and pedal assembly, described extension
Hook assembly hang ride over two parallel and adjacent to composite insulator string on, described hanging hook assembly includes some inversions
J-type hook sleeve and the locating pad of some semicircle column types, the arc surface of described locating pad and J-type hook sleeve
Inner circle arcwall face coordinates fixing, is provided with and insulator two ends umbrella in the base plane of the locating pad of semicircle column type
The groove of skirt coupling, described each J-type hook sleeve grafting is fixed together, on the vertical edge of J-type hook sleeve
Having the chute of level, described chute is provided with one end of the slide block that can move, slide block and seat belt along chute
Fixing connection；Described pedal assembly includes some pedals, and there is flanging the both sides that wherein pedal is relative, described
Pedal grafting be fixed together, the end face of pedal is provided with the mark for guiding operator's step that two rows are symmetrical
Note, described hanging hook assembly and pedal assembly are connected by hanger, and pedal assembly is positioned under hanging hook assembly
Side；At the crotch of J-type hook sleeve hinged with one end of anti-shake lever, the other end of anti-shake lever and J-type are linked up with
The vertical edge connection fixed by snap of set.
Further, described each J-type hook sleeve is seamless grafting, and the chute of each J-type hook sleeve is in same
On one horizontal line.
Further, described J-type hook sleeve includes being positioned at the first hook sleeve of left end, being positioned at the 3rd of right-hand member
Hook sleeve and some second hook sleeves between the first hook sleeve and the 3rd hook sleeve, wherein the first hook
The side of set is provided with jack, and the side of the second hook sleeve is provided with jack opposite side and is provided with inserted link, the 3rd hook sleeve
Side be provided with inserted link, described inserted link is plugged in described jack, and the length of inserted link is not more than jack
The degree of depth.
Further, described jack has two.
Further, described chute be cross section be T-shaped chute, coordinate with T-shaped chute for T-shaped
Slide block.
Further, there is the spacing of 10cm-15cm between described each pedal, described pedal includes being positioned at
The second pedal between first pedal at two ends and two first pedals, wherein the side of the first pedal is provided with jack,
The side of the second pedal is provided with jack opposite side and is provided with inserted link, and described inserted link is plugged in described jack,
And the length 10cm-15cm bigger than the degree of depth of jack of inserted link.
Further, on described pedal end face, secure attachment has slipmat.
Further, described locating pad material is rubber.
Further, described J-type hook sleeve and the material of pedal is rustless steel or rigid plastics or aluminum closes
Gold.
To sum up, the having the beneficial effect that of technique scheme of the present utility model:
By hanging the locating pad taking J-type hook sleeve and rubber on insulator chain, locating pad is by the top of insulator
In portion's parcel inner position pad, it is effectively protected insulator.
By pedal assembly increase staff trample area, the slipmat on pedal increases staff
Sole and the frictional force of pedal, preventing skidding in moving process from causing danger.
By on pedal for guiding the labelling of operator's step, can guide staff's displacement and
Trample position, ensure that staff tramples balance on pedal as far as possible, prevent pedal from rocking.
By coordinating of seat belt top shoe and J-type hook sleeve upper hopper chute, it is ensured that seat belt is with staff
Movement and move, the moment ensure staff under the protective effect of seat belt, improve staff's
Safety.
Consolidate fixing with insulator of this outgoing line device is achieved with coordinating of J-type hook sleeve by anti-shake lever
Property, prevent rocking of this outgoing line device, and then reduce rocking staff's psychology and operating of outgoing line device
Impact.
The pedal that interval discontinuously connects, while ensureing that not affecting staff moves, reduces this and goes out traditional thread binding
Put the weight of entirety, reduce the outgoing line device lower pulling force to insulator.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of this utility model pedal assembly；
Fig. 3 is the structural representation of this utility model the first pedal；
Fig. 4 is the structural representation of this utility model the second pedal；
Fig. 5 is left view of the present utility model；
Fig. 6 is the partial enlarged drawing of part A in Fig. 5；
Fig. 7 is the structural representation of this utility model locating pad；
Fig. 8 is the structural representation of this utility model the first hook sleeve；
Fig. 9 is the structural representation of this utility model the second hook sleeve.
In figure:
1 hanging hook assembly, 11 J-type hook sleeves, 111 first hook sleeves, 112 second hook sleeves, 113 jacks,
114 inserted links, 115 the 3rd hook sleeves, 12 locating pads, 121 grooves, 13 chutes, 2 hangers, 3 pedal assemblies,
31 first pedals, 32 second pedals, 33 flangings, 34 slipmat, 35 jacks, 36 inserted links, 37 labellings, 4
Seat belt, 41 slide blocks, 5 anti-shake levers,
Detailed description of the invention
Being described in detail feature of the present utility model and principle below in conjunction with accompanying drawing 1-9, illustrated embodiment is only
For explaining this utility model, not limit protection domain of the present utility model with this.
As it is shown in figure 1, this utility model includes hanging hook assembly 1, hanger 2, seat belt 4 and pedal assembly 3.
Fixing with pedal assembly bottom hanger and be connected, top is connected by movable buckle with hanging hook assembly.Wherein said
Hanging hook assembly 1 hang ride over two parallel and adjacent to composite insulator string on, described hanging hook assembly 1 includes
Some inverted J-type hook sleeves 11 and the locating pad 12 of some semicircle column types, each J-type hook sleeve and location
The length of pad 12 is 1.2m～1.5m, and the insulator chain of about general ten meters has only to install about 8
J-type hook sleeve, the length of J-type hook sleeve and locating pad 12 is unsuitable long, convenient grafting each other
Install.
Wherein the arc surface of semicircle column type locating pad 12 coordinates fixing with the inner circle arcwall face of J-type hook sleeve, and
The diameter of the exterior arc surface of locating pad 12 is suitable with the diameter of the inner arc surface of J-type hook sleeve, locating pad 12
By pasting or can be fixed on J-type hook sleeve by the way of screw location.Locating pad in semicircle column type
The base plane of 12 is provided with the groove 121 mated with insulator two ends full skirt, and groove 121 relates to one i.e.
Can, the both ends of the surface of groove 121 coordinate with the full skirt face at insulator two ends and realize outgoing line device and insulator axis
The location in direction, prevents outgoing line device rocking at insulator axis direction.J is taken by hanging on insulator chain
The locating pad 12 of type hook sleeve and rubber, the top of insulator is wrapped up in inner position pad 12 by locating pad 12,
It is effectively protected insulator.
Described each J-type hook sleeve grafting is fixed together, and described each J-type hook sleeve is seamless grafting.Institute
The J-type hook sleeve stated includes being positioned at the first hook sleeve 111 of left end, is positioned at the 3rd hook sleeve 115 and of right-hand member
At some second hook sleeves 112, Qi Zhong being positioned between the first hook sleeve 111 and the 3rd hook sleeve 115
The side of one hook sleeve 111 is provided with jack 113, and the side of the second hook sleeve 112 is provided with jack 113 opposite side
Being provided with inserted link 114, the side of the 3rd hook sleeve 115 is provided with inserted link 114, and described inserted link 114 is plugged on institute
In the jack 113 stated, and the length of inserted link 114 is not more than the degree of depth of jack 113.Described jack 113
There are two, prevent adjacent two hook inner rooms from rotating.Certainly, the fixed form of hook sleeve may be used without other shapes
Formula.What deserves to be explained is chute and the right-hand member end of the 3rd hook sleeve 115 of the left end end of the first hook sleeve 111
The chute in portion is closure, and the chute two ends on the second hook sleeve 112 are uncovered, prevent on seat belt
Slide block skids off drop from the left end end of the first hook sleeve 111 or the right-hand member end of the 3rd hook sleeve 115, it is ensured that
The safety of seat belt.
The vertical edge of J-type hook sleeve has the chute of level, and the chute of each J-type hook sleeve is in same
On horizontal line.Coordinate with chute has the slide block 41 that can move, slide block 41 and one end of seat belt 4 along chute
Fixing connection.Described chute be cross section be T-shaped chute, coordinate with T-shaped chute for T-shaped slide block
41, T-shaped chute prevents slide block 41 to be drawn out in chute with the fit system of slide block 41.Slide block 41 can
To move freely along the seamless chute cooperatively formed of each J-type hook sleeve.Seat belt 4 is tied up with staff,
Along with the movement of staff, the slide block 41 at seat belt 4 two ends moves in chute simultaneously, and seat belt 4 can
Ensure to move with staff with the moment, it is ensured that the safety of staff simultaneously.
Described pedal assembly 3 includes that some pedals, the both sides that wherein pedal is relative have flanging 33, flanging 33
Height be 3cm～5cm, prevent staff's imprudence when trampling pedal edge of stepping on from slipping sky and drop.
Described pedal grafting is fixed together, and there is the spacing of 10cm-15cm, institute between described each pedal
The pedal stated includes the second pedal 32 being positioned between first pedal 31 at two ends and two first pedals 31, wherein
The side of the first pedal 31 is provided with jack 35, and the side of the second pedal 32 is provided with jack 35 opposite side and is provided with slotting
Bar 36, described inserted link 36 is plugged in described jack 35, and the length of inserted link 36 is than jack 35
The big 10cm-15cm of the degree of depth.The pedal that interval discontinuously connects while ensureing that not affecting staff moves,
Reduce the weight that this outgoing line device is overall, reduce the outgoing line device lower pulling force to insulator.
On described pedal end face, secure attachment has slipmat 34, the end face of pedal be provided with two rows symmetrical for
Guide the labelling 37 of operator's step.The area of trampling of staff is increased, on pedal by pedal assembly 3
Slipmat 34 increase the frictional force of staff's sole and pedal, preventing skids in moving process causes danger
Danger.By the labelling 37 for guiding operator's step on pedal, staff's displacement can be guided
With trample position, ensure that staff tramples balance on pedal as far as possible, prevent pedal from rocking.
Described hanging hook assembly 1 and pedal assembly 3 are connected by hanger 2, and pedal assembly 3 is positioned at hook
The vertical difference in height of the lower section of assembly 1, hanging hook assembly 1 and pedal assembly 3 is 1.2m～1.4m, it is ensured that work
The arm of personnel is higher than hanging hook assembly 1, facilitates staff.
At the crotch of J-type hook sleeve hinged with one end of anti-shake lever 5, the other end of anti-shake lever 5 and J-type
The vertical edge connection fixed by snap of hook sleeve.Achieved with coordinating of J-type hook sleeve by anti-shake lever 5
The steadiness that this outgoing line device and insulator are fixing, prevents rocking of this outgoing line device, so reduce traditional thread binding
That puts rocks staff's psychology and the impact of operation.
A kind of installation method of semicontinuous suspension type anti-rock outgoing line device, it is characterised in that: include following step
Rapid:
Step 1): the first hook sleeve 111 and locating pad 12 are hung and takes on the insulator, by one end of hanger 2
Being fixed on the bottom of the first hook sleeve 111 vertical edge, the other end of hanger 2 is then fixed on the first pedal 31
Edge；
Step 2): the free end of anti-shake lever 5 is pulled at the vertical edge of the first hook sleeve 111 and by card
Button is fixing；
Step 3): the second hook sleeve 112 and locating pad 12 are hung and takes on the insulator and by the second hook sleeve
The inserted link 114 of 112 is inserted in the jack 113 of the first hook sleeve 111 to inserted link 114 and submerges completely jack 113
In, the first hook sleeve 111 links together, by one end of hanger 2 with the second hook sleeve 112 continuous seamless
Being fixed on the bottom of the second hook sleeve 112 vertical edge, the other end of hanger 2 is then fixed on the second pedal 32
Edge, inserts in the jack 35 of the first pedal 31, the first pedal 31 by the inserted link 36 of the second pedal 32
Discontinuously there is linking together of spacing with the second pedal 32, and the free end of anti-shake lever 5 is pulled to the second extension
At the vertical edge of rhampotheca 112 and fixed by snap；
Step 4): repeat step 3) the second hook sleeve 112 and the second pedal 32 are sequentially inserted into upper one second
On hook sleeve 112 and the second pedal 32；
Step 5): another first hook sleeve 111 and locating pad 12 are hung and takes on the insulator, and hang first
The inserted link 114 of rhampotheca 111 is inserted in the jack 113 of the second hook sleeve 112 to inserted link 114 and submerges completely jack
In 113, the second hook sleeve 112 links together, by hanger 2 with the first hook sleeve 111 continuous seamless
One end is fixed on the bottom of the first hook sleeve 111 vertical edge, and the other end of hanger 2 is then fixed on the first pedal
The edge of 31, inserts the inserted link 36 of the first pedal 31 in the jack 35 of the second pedal 32, and second steps on
Plate 32 discontinuously has linking together of spacing with the first pedal 31, and is pulled to by the free end of anti-shake lever 5
At the vertical edge of the first hook sleeve 111 and fixed by snap.
Above-described embodiment is only the description carrying out preferred implementation of the present utility model, not to this reality
Being defined by novel scope, on the premise of without departing from this utility model design spirit, be correlated with in this area
Technical staff, to various deformation of the present utility model and improvement, all should expand into this utility model claims institute
In the protection domain determined.
Claims (9)
1. a semicontinuous suspension type anti-rock outgoing line device, it is characterised in that: include hanging hook assembly, hanger
Seat belt and pedal assembly, described hanging hook assembly hang ride over two parallel and adjacent to composite insulator string on,
Described hanging hook assembly includes some inverted J-type hook sleeves and the locating pad of some semicircle column types, and described determines
The arc surface of position pad coordinates fixing, in the bottom of the locating pad of semicircle column type with the inner circle arcwall face of J-type hook sleeve
Plane is provided with the groove mated with insulator two ends full skirt, and described each J-type hook sleeve grafting is fixed on one
Rising, have the chute of level on the vertical edge of J-type hook sleeve, described chute is provided with and can move along chute
Slide block, slide block is fixing with one end of seat belt to be connected；Described pedal assembly includes some pedals, wherein steps on
The both sides that plate is relative have flanging, described pedal grafting to be fixed together, and it is symmetrical that the end face of pedal is provided with two rows
For guiding the labelling of operator's step, described hanging hook assembly and pedal assembly are connected by hanger, and
Pedal assembly is positioned at the lower section of hanging hook assembly；At the crotch of J-type hook sleeve hinged with one end of anti-shake lever, anti-
The other end of rolling lever is fixed by snap with the vertical edge of J-type hook sleeve to be connected.
One the most according to claim 1 semicontinuous suspension type anti-rock outgoing line device, it is characterised in that:
Described each J-type hook sleeve is seamless grafting, and the chute of each J-type hook sleeve is on same level line.
One the most according to claim 2 semicontinuous suspension type anti-rock outgoing line device, it is characterised in that:
Described J-type hook sleeve includes being positioned at the first hook sleeve of left end, being positioned at the 3rd hook sleeve of right-hand member and be positioned at
Some second hook sleeves between one hook sleeve and the 3rd hook sleeve, wherein the side of the first hook sleeve is provided with slotting
Hole, the side of the second hook sleeve is provided with jack opposite side and is provided with inserted link, and the side of the 3rd hook sleeve is provided with inserted link,
Described inserted link is plugged in described jack, and the length of inserted link is not more than the degree of depth of jack.
One the most according to claim 3 semicontinuous suspension type anti-rock outgoing line device, it is characterised in that:
Described jack has two.
One the most according to claim 1 and 2 semicontinuous suspension type anti-rock outgoing line device, its feature
Be: described chute be cross section be T-shaped chute, coordinate with T-shaped chute for T-shaped slide block.
One the most according to claim 1 semicontinuous suspension type anti-rock outgoing line device, it is characterised in that:
There is the spacing of 10cm-15cm between described each pedal, described pedal includes the first pedal being positioned at two ends
And the second pedal that two first between pedal, wherein the side of the first pedal is provided with jack, the side of the second pedal
Being provided with jack opposite side and be provided with inserted link, described inserted link is plugged in described jack, and the length ratio of inserted link
The big 10cm-15cm of the degree of depth of jack.
7. according to the semicontinuous suspension type anti-rock outgoing line device of the one described in claim 1 or 6, its feature
It is: on described pedal end face, secure attachment has slipmat.
One the most according to claim 1 semicontinuous suspension type anti-rock outgoing line device, it is characterised in that:
Described locating pad material is rubber.
One the most according to claim 1 semicontinuous suspension type anti-rock outgoing line device, it is characterised in that:
Described J-type hook sleeve and the material of pedal be rustless steel or rigid plastics or aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620190470.3U CN205583519U (en) | 2016-03-11 | 2016-03-11 | Semicontinuous suspension type prevents rocking device of being qualified for next round of competitions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620190470.3U CN205583519U (en) | 2016-03-11 | 2016-03-11 | Semicontinuous suspension type prevents rocking device of being qualified for next round of competitions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205583519U true CN205583519U (en) | 2016-09-14 |
Family
ID=56869227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620190470.3U Expired - Fee Related CN205583519U (en) | 2016-03-11 | 2016-03-11 | Semicontinuous suspension type prevents rocking device of being qualified for next round of competitions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205583519U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846345A (en) * | 2016-03-11 | 2016-08-10 | 国网山东省电力公司商河县供电公司 | Non-continuous suspended anti-sway outlet device and installation method thereof |
| CN108683123A (en) * | 2018-06-11 | 2018-10-19 | 贵州电网有限责任公司 | A kind of distribution network live line work insulation footboard |
-
2016
- 2016-03-11 CN CN201620190470.3U patent/CN205583519U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846345A (en) * | 2016-03-11 | 2016-08-10 | 国网山东省电力公司商河县供电公司 | Non-continuous suspended anti-sway outlet device and installation method thereof |
| CN108683123A (en) * | 2018-06-11 | 2018-10-19 | 贵州电网有限责任公司 | A kind of distribution network live line work insulation footboard |
| CN108683123B (en) * | 2018-06-11 | 2023-09-01 | 贵州电网有限责任公司 | Distribution network is insulating footboard for live working |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160914 Termination date: 20170311 |