CN105161228B - Insulation sleeve assembly for overhead wire and application method of insulation sleeve assembly - Google Patents
Insulation sleeve assembly for overhead wire and application method of insulation sleeve assembly Download PDFInfo
- Publication number
- CN105161228B CN105161228B CN201510512481.9A CN201510512481A CN105161228B CN 105161228 B CN105161228 B CN 105161228B CN 201510512481 A CN201510512481 A CN 201510512481A CN 105161228 B CN105161228 B CN 105161228B
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000009413 insulation Methods 0.000 title abstract 8
- 238000009434 installation Methods 0.000 claims abstract description 73
- 238000010862 gear shaping Methods 0.000 claims description 78
- 244000309464 bull Species 0.000 claims description 58
- 238000005253 cladding Methods 0.000 claims description 4
- 238000007598 dipping method Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract 3
- 230000037431 insertion Effects 0.000 abstract 3
- 230000015556 catabolic process Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 206010040844 Skin exfoliation Diseases 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- AGVAZMGAQJOSFJ-WZHZPDAFSA-M cobalt(2+);[(2r,3s,4r,5s)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl] [(2r)-1-[3-[(1r,2r,3r,4z,7s,9z,12s,13s,14z,17s,18s,19r)-2,13,18-tris(2-amino-2-oxoethyl)-7,12,17-tris(3-amino-3-oxopropyl)-3,5,8,8,13,15,18,19-octamethyl-2 Chemical compound [Co+2].N#[C-].[N-]([C@@H]1[C@H](CC(N)=O)[C@@]2(C)CCC(=O)NC[C@@H](C)OP(O)(=O)O[C@H]3[C@H]([C@H](O[C@@H]3CO)N3C4=CC(C)=C(C)C=C4N=C3)O)\C2=C(C)/C([C@H](C\2(C)C)CCC(N)=O)=N/C/2=C\C([C@H]([C@@]/2(CC(N)=O)C)CCC(N)=O)=N\C\2=C(C)/C2=N[C@]1(C)[C@@](C)(CC(N)=O)[C@@H]2CCC(N)=O AGVAZMGAQJOSFJ-WZHZPDAFSA-M 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000035618 desquamation Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Abstract
The invention relates to an insulation sleeve assembly for an overhead wire and an application method of the insulation sleeve assembly, and provides an insulation sleeve assembly simple in structure and convenient to operate for the overhead wire and an application method of the insulation sleeve assembly. The insulation sleeve assembly comprises a sleeve group and an installation group, wherein the sleeve group comprises a sleeve body and a pair of nozzles, the sleeve body is a sleeve, the sleeve is provided with a broken gap along an axial direction, the two ends of the broken gap are respectively provided with ear plates arranged oppositely in an outward extension way, the pair of nozzles are respectively and symmetrically connected to the two ends of the sleeve body, the nozzles are sleeved on the sleeve body, the mouth parts of the nozzles are in corresponding to the broken gap of the sleeve body, a plurality of first flexible insertion gears are arranged on opposite surfaces of the mouth parts of the nozzles respectively in a staggered manner to form a first insertion gear group and a second insertion gear group, the installation group comprises a first installation group and a pair of second installation groups, the first installation group is used for connecting the sleeve body, and the pair of second installation groups are respectively used for connecting the pair of nozzles. By the insulation sleeve assembly, the working efficiency is improved, and the cost is saved.
Description
Technical field
The present invention relates to the insulating sheath component in electric power safety field, more particularly, to aerial condutor and its user
Method.
Background technology
With developing rapidly for power distribution network, supplying channels are covered by trees, the factors shadow such as heavy corrosion, external force destruction
Ring.In order to solve this problem, suspended insulated guide wire transmission of electricity is employed, aerial condutor solves conventional bare conductor in running
In a difficult problem, price is again cheap than cable power transmission, therefore, be widely used in power distribution network.
But due to 1, city distribution geographical environment complexity, it occur frequently that the situation of short circuit grounding and unexpected tripping operation, causes
Power supply reliability is reduced；2nd, trees, the impact of the extrinsic factor such as metal film and soda acid weather that flies to float easily are received to be highly prone to external force
Destruction；3rd, after use, pouring and thunder and lightning etc. is poured because long-term by sunlight irradiation, rainwater, it is possible to create crackle or desquamation, shadow
Ring its mechanical performance and insulating properties.So, a layer insulating is wrapped up in the outside of original overhead bare conductor core.
However, in prior art, insulating sheath when mounted, needs electric power personnel are delivered to eminence by lift truck and
Row is installed back and forth（Due to insulating sheath length it is longer）, increase working time, complex operation.
The content of the invention
The present invention is directed to problem above, there is provided a kind of simple structure, convenient to operate, improve work efficiency for making somebody a mere figurehead
The insulating sheath component of wire and its using method.
The technical scheme is that：Including sheath group and installation group, the sheath group includes sheath body and a pair of pipes
Mouthful,
The sheath body is sleeve pipe, and described sleeve pipe is in axial direction provided with tear, and the two ends of the tear are outside respectively
Extension is provided with the otic placode being oppositely arranged,
The mouth of pipe described in a pair is respectively symmetrically the two ends for being connected to the sheath body, and the mouth of pipe is socketed in the sheath sheet
On body, the tear of the oral area correspondence sheath body of the mouth of pipe is respectively equipped with the oral area opposite face of the mouth of pipe some
Stagger the flexible gear shaping one of setting, forms gear shaping group one and gear shaping group two；
The installation group includes installation group one and a pair of installation groups two, and the installation group one is used for connecting sheath body, one
The installation group two is respectively used to connect a line up；
The installation group one includes T-bar one, a pair of bull sticks one and a pair of abaculus, and the T-bar one has one He of cross bar
Vertical rod one, a pair of bull sticks one are symmetrical and are hinged the two ends for arranging the cross bar one, the sheath body positioned at a pair of bull sticks one it
Between and positioned at the top of cross bar one, abaculus described in a pair is symmetrically arranged on bull stick one described in a pair, the abaculus it is outer
Side is respectively equipped with outward-dipping flexibility block, the caulking groove being communicated with the otic placode and a groove, and the abaculus and a block are fitted
It is located in the caulking groove and a groove with ground；
The installation group two includes T-bar two, a pair of bull sticks two and a pair of gear shaping groups, and the T-bar two has cross bar two
With vertical rod two, a pair of bull sticks two are symmetrical and are hinged the two ends for arranging the cross bar two, and the mouth of pipe is located between a pair of bull sticks two
And positioned at the top of cross bar two, described in a pair, gear shaping group is symmetrically arranged on bull stick two described in a pair, gear shaping described in a pair
Group is respectively used to connect the gear shaping group one and gear shaping group two.
The gear shaping group includes arm-tie and is located at some gear shapings two being uniformly arranged of arm-tie side, and the bull stick two connects
The arm-tie.
The section of the abaculus is in arc-shaped, and the top of the arm-tie is in arc-shaped.
The vertical rod one and vertical rod two are expansion link.
The bull stick one and bull stick two are connecting rod, and the connecting rod includes the horizontally disposed pull bar being connected as a single entity and inclination
The bull stick of setting, the bull stick are inclined towards outside.
A kind of using method of the insulating sheath component for aerial condutor, comprises the following steps：
1）, installation group be connected with sheath group,
1.1）, sheath body be connected with installation group one, a pair of abaculus are individually positioned in the caulking groove of a pair of otic placodes, its
In, a block is placed in a groove；
1.2）, a line up be connected with a pair of installation groups two, a pair of gear shaping groups are connected into the gear shaping group one in the mouth of pipe respectively
With gear shaping group two；
2）, sheath group rise, rise band by the vertical rod two in the vertical rod one in installation group one and a pair of installation groups two synchronous
Dynamic sheath group；
3）, sheath group install, in sheath body and mouth of pipe contact wire, vertical rod one in installation group one continues to rise,
The rotation of bull stick one pulls otic placode to open tear, meanwhile, the vertical rod two in installation group two continues to rise, and the rotation of bull stick two pulls the mouth of pipe
Interior gear shaping group one and gear shaping group two are opened so that conducting wire cladding is internal in sheath sheet；
4）, assembling and dismantling be installed remove, vertical rod one in installation group one continues to rise so that abaculus departs from caulking groove, and a pair of otic placodes are multiple
It is former；Gear shaping group is departed from gear shaping group one and gear shaping group two, gear shaping group one and gear shaping by the vertical rod difference level in a pair of installation groups two
Group two is engaged；
5）, finish.
Insulating sheath component in the present invention includes sheath group and installation group, and sheath group is used for coated wire, and installation group is used
Coat in rising sheath group, being open；Sheath group includes sheath body and a line up, and installation group includes installation group one and installs
Abaculus in installation group one and a block are separately positioned on the caulking groove of otic placode by group two, sheath body and one interoperation of installation group
In a groove, you can realize connection, meanwhile, it is easy to bull stick one to pull otic placode by abaculus, so as to tear is opened；
A pair of gear shaping groups are connected gear shaping group one and gear shaping group in the mouth of pipe by the mouth of pipe and two interoperation of installation group respectively
Two, you can realization connection, meanwhile, it is easy to bull stick two to pull gear shaping groups one and gear shaping group two by a pair of gear shaping groups, so as to manage
The oral area of mouth is opened；
In work, tear and mouth of pipe oral area by two jack-up of vertical rod one and a pair of vertical rods, are opened respectively by staff on ground
Open so that conducting wire cladding is in insulating sheath, convenient to operate；Due to insulating sheath it is longer, it is to avoid staff overhead from
Another place's work is moved at one, saves the time, it is safe and reliable.Then, installation group one and installation group two are removed, a pair of otic placodes
Restore, gear shaping group one and gear shaping group two are engaged, complete to install.
The present invention improves work efficiency, saves cost.
Description of the drawings
Fig. 1 is the structural representation of sheath group in the present invention,
Fig. 2 is the left view of Fig. 1,
Fig. 3 is the structural representation of the mouth of pipe in the present invention,
Fig. 4 is the left view of Fig. 3,
Fig. 5 is the structural representation of installation group two in the present invention,
Fig. 6 is the attachment structure schematic diagram of the mouth of pipe and installation group two in the present invention,
Fig. 7 is the structural representation of sheath body in the present invention,
Fig. 8 is the left view of Fig. 7,
Fig. 9 is the structural representation of installation group one in the present invention,
Figure 10 is the attachment structure schematic diagram of sheath body and installation group one in the present invention；
In figure, 1 is sheath body, and 10 is tear, and 11 is otic placode, and 111 is caulking groove, and 112 is a groove,
2 is the mouth of pipe, and 20 is oral area, and 21 is gear shaping one, and 22 is gear shaping group one, and 23 is gear shaping group two,
3 is installation group one, and 31 is T-bar one, and 311 is cross bar one, and 312 is vertical rod one, and 32 is bull stick one, and 33 is abaculus,
34 is a block,
4 is installation group two, and 41 is T-bar two, and 411 is cross bar two, and 412 is vertical rod two, and 42 is bull stick two, and 43 is gear shaping
Group, 431 is arm-tie, and 432 is gear shaping two,
5 is pull bar, and 6 is bull stick.
Specific embodiment
As Figure 1-10 shows, including sheath group and installation group, the sheath group includes sheath body 1 and a pair of pipes to the present invention
Mouth 2, in work, sheath body and the mouth of pipe are isolation material, with flexibility.
The sheath body 1 is sleeve pipe, and described sleeve pipe is in axial direction provided with tear 10, the two ends difference of the tear 10
Stretch out and be provided with the otic placode 11 being oppositely arranged,
The mouth of pipe 2 described in a pair is respectively symmetrically the two ends for being connected to the sheath body 1, and the mouth of pipe 2 is socketed in the shield
On set body 1（Both are fixedly connected）, the tear 10 of the correspondence of the oral area 20 sheath body 1 of the mouth of pipe 2（In work, pipe
The unlatching of mouth oral area can drive tear to open）, on the oral area opposite face of the mouth of pipe 2, it is respectively equipped with the soft of some settings of staggering
Property gear shaping 1, form gear shaping group 1 and gear shaping group 2 23；
The installation group includes installation group 1 and a pair of installation groups 24, and the installation group 1 is used for connecting sheath body
1, installation group 24 described in a pair is respectively used to connect a line up 2；
As shown in figure 9, the installation group 1 includes T-bar 1, a pair of bull sticks 1 and a pair of abaculus 33, the T-shaped
Bar 1 has cross bar 1 and a vertical rod 1, and a pair of bull sticks 1 are symmetrical and are hinged the two ends for arranging the cross bar 1,
The sheath body 1 is located between a pair of bull sticks 1 and positioned at the top of cross bar 1, and described in a pair, abaculus 33 is respectively symmetrically
It is arranged on bull stick 1 described in a pair, the outside of the abaculus 33 is respectively equipped with outward-dipping flexibility block 34, the ear
The caulking groove 111 being communicated with plate 11 and a groove 112, the abaculus 33 and a block 34 are adaptedly located at the caulking groove 111 and prop up
In groove 112；At work, inclined block is set, as T-bar one needs jack-up upwards, a block provides resistance and avoids abaculus
Depart from caulking groove, so as to realize the breakdown action of otic placode.As a block has flexibility, during installation, a block enters from caulking groove with abaculus
Enter, subsequently into a groove.
Bull stick one is articulated and connected, and realizes that T-bar one is rising（Action upwards）When, bull stick one opens dynamic to respective outside
Make, be easy to follow-up tear breakdown action；
As shown in figure 5, the installation group 24 includes T-bar 2 41, a pair of bull sticks 2 42 and a pair of gear shaping groups 43, the T
Shape bar 2 41 has cross bar 2 411 and a vertical rod 2 412, and a pair of bull sticks 2 42 are symmetrical and be hinged and arrange the two of the cross bar 2 411
End, the mouth of pipe 2 are located between a pair of bull sticks 2 42 and positioned at the top of cross bar 2 411, and described in a pair, gear shaping group 43 is right respectively
Title is arranged on bull stick 2 42 described in a pair, and gear shaping group 43 described in a pair is respectively used to connect the gear shaping group 1 and gear shaping group
2 23.
Bull stick two is articulated and connected, and realizes that T-bar two is rising（Action upwards）When, bull stick two opens dynamic to respective outside
Make, be easy to the breakdown action of follow-up mouth of pipe oral area；
The gear shaping group 43 includes arm-tie 431 and is located at some gear shapings 2 432 being uniformly arranged of 431 side of arm-tie, institute
State bull stick two and connect the arm-tie.In work, gear shaping two is connected with gear shaping one, and in the presence of bull stick two, level is pulled arm-tie
Mouth of pipe oral area is opened；Meanwhile, gear shaping two is horizontally moveable, departs from from gear shaping group one and gear shaping group two, easy to operate, can
Lean on.
The section of the abaculus 33 is in arc-shaped, and the top of the arm-tie 431 is in arc-shaped；In work, it is oppositely arranged, shape
Into the placement space of wire, it is easy to the unlatching of subsequent operation, i.e. tear and mouth of pipe oral area.
The vertical rod 1 and vertical rod 2 412 are expansion link, are easy to stretch and rise sheath body and the mouth of pipe, and operation can
Lean on.
The bull stick 1 and bull stick 2 42 are connecting rod, and the connecting rod includes the horizontally disposed pull bar 5 being connected as a single entity
With the bull stick 6 being obliquely installed, the bull stick is towards outside inclination；In work, pull bar connects abaculus and gear shaping group, bull stick point respectively
It is not hinged on cross bar one and cross bar two.In work, by the jack-up action of T-bar one, two, bull stick rotation, pull bar level are drawn
It is dynamic, the oral area of tear and the mouth of pipe is opened.
A kind of using method of the insulating sheath component for aerial condutor, comprises the following steps：
1）, installation group be connected with sheath group,
1.1）, sheath body be connected with installation group one, a pair of abaculus are individually positioned in the caulking groove of a pair of otic placodes, its
In, a block is placed in a groove；
1.2）, a line up be connected with a pair of installation groups two, a pair of gear shaping groups are connected into the gear shaping group one in the mouth of pipe respectively
With gear shaping group two；
2）, sheath group rise, rise band by the vertical rod two in the vertical rod one in installation group one and a pair of installation groups two synchronous
Dynamic sheath group；
3）, sheath group install, in sheath body and mouth of pipe contact wire（Arc-shaped is set, is formed wire and is placed empty
Between）, the continuation rise of vertical rod one in installation group one, the rotation pulling otic placode unlatching tear of bull stick one, meanwhile, standing in installation group two
Bar two continues to rise, and the rotation of bull stick two pulls gear shaping group one and gear shaping group two in the mouth of pipe to open so that conducting wire cladding is in sheath
This is in vivo；
4）, assembling and dismantling be installed remove, vertical rod one in installation group one continues to rise so that abaculus departs from caulking groove, and a pair of otic placodes are multiple
It is former（With elasticity）；Gear shaping group is departed from gear shaping group one and gear shaping group two, gear shaping by the vertical rod difference level in a pair of installation groups two
Group one and gear shaping group two are engaged, so as to realize the sealing of the mouth of pipe；
5）, finish.
The present invention is easy to operate, saves cost, labor time.
Claims (3)
1. a kind of insulating sheath component for aerial condutor, it is characterised in that including sheath group and installation group, the sheath group
Including sheath body and a line up,
The sheath body is sleeve pipe, and described sleeve pipe is in axial direction provided with tear, and the two ends of the tear stretch out respectively
The otic placode being oppositely arranged is provided with,
The mouth of pipe described in a pair is respectively symmetrically the two ends for being connected to the sheath body, and the mouth of pipe is socketed in the sheath body
On, the tear of the oral area correspondence sheath body of the mouth of pipe is respectively equipped with some mistakes on the oral area opposite face of the mouth of pipe
The flexible gear shaping one put is opened up, gear shaping group one and gear shaping group two is formed；
The installation group includes installation group one and a pair of installation groups two, and the installation group one is used for connecting sheath body, a pair of institutes
State installation group two to be respectively used to connect a line up；
The installation group one includes T-bar one, a pair of bull sticks one and a pair of abaculus, and the T-bar one has cross bar one and vertical rod
One, a pair of bull sticks one are symmetrical and are hinged the two ends for arranging the cross bar one, the sheath body be located between a pair of bull sticks one and
Positioned at the top of cross bar one, abaculus described in a pair is symmetrically arranged on the pull bar on bull stick one described in a pair, the abaculus
Outside be respectively equipped with outward-dipping flexibility block, the caulking groove being communicated with the otic placode and a groove, the abaculus and
Block is adaptedly located in the caulking groove and a groove；
The installation group two includes T-bar two, a pair of bull sticks two and a pair of gear shaping groups, and the T-bar two has cross bar two and stands
Bar two, a pair of bull sticks two are symmetrical and are hinged the two ends for arranging the cross bar two, and the mouth of pipe is located between a pair of bull sticks two and position
In the top of cross bar two, described in a pair, gear shaping group is symmetrically arranged on bull stick two described in a pair, gear shaping component described in a pair
The gear shaping group one and gear shaping group two Yong Yu not be connected；
The gear shaping group includes arm-tie and is located at some gear shapings two being uniformly arranged of arm-tie side, and the pull bar of the bull stick two connects
Connect the arm-tie；
The bull stick one and bull stick two are connecting rod, and the connecting rod includes the horizontally disposed pull bar being connected as a single entity and is obliquely installed
Bull stick, the bull stick towards outside incline.
2. a kind of insulating sheath component for aerial condutor according to claim 1, it is characterised in that the vertical rod one
It is expansion link with vertical rod two.
3. the using method of the insulating sheath component for aerial condutor described in a kind of claim 1, it is characterised in that include
Following steps：
1）, installation group be connected with sheath group,
1.1）, sheath body be connected with installation group one, a pair of abaculus are individually positioned in the caulking groove of a pair of otic placodes, wherein, will
Prop up block to be placed in a groove；
1.2）, a line up be connected with a pair of installation groups two, a pair of gear shaping groups are connected into the gear shaping group one in the mouth of pipe respectively and are inserted
Tooth group two；
2）, sheath group rise, the vertical rod two in the vertical rod one in installation group one and a pair of installation groups two synchronous rise is driven into shield
Set group；
3）, sheath group install, in sheath body and mouth of pipe contact wire, vertical rod one in installation group one continues to rise, bull stick
One rotation pulls otic placode to open tear, meanwhile, the vertical rod two in installation group two continues to rise, and the rotation of bull stick two is pulled in the mouth of pipe
Gear shaping group one and gear shaping group two are opened so that conducting wire cladding is internal in sheath sheet；
4）, assembling and dismantling be installed remove, vertical rod one in installation group one continues to rise so that abaculus departs from caulking groove, and a pair of otic placodes restore；One
Gear shaping group one and gear shaping group two, gear shaping group one and gear shaping group two are departed from by gear shaping group to the difference level of bull stick two in installation group two
Engagement；
5）, finish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510512481.9A CN105161228B (en) | 2015-08-19 | 2015-08-19 | Insulation sleeve assembly for overhead wire and application method of insulation sleeve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510512481.9A CN105161228B (en) | 2015-08-19 | 2015-08-19 | Insulation sleeve assembly for overhead wire and application method of insulation sleeve assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105161228A CN105161228A (en) | 2015-12-16 |
| CN105161228B true CN105161228B (en) | 2017-03-22 |
Family
ID=54802053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510512481.9A Active CN105161228B (en) | 2015-08-19 | 2015-08-19 | Insulation sleeve assembly for overhead wire and application method of insulation sleeve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105161228B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105932605B (en) * | 2016-06-13 | 2018-06-29 | 国家电网公司 | One kind lives across line insulation wrap jacket and construction method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0461794A1 (en) * | 1990-06-12 | 1991-12-18 | AT&T Corp. | Aerial cable |
| CN2364536Y (en) * | 1999-01-22 | 2000-02-16 | 山东省莱芜塑料制品(集团)总厂 | Overhead steel strand single-side knot insulation protection sleeve |
| US6245991B1 (en) * | 1997-09-30 | 2001-06-12 | John Patrick Ryan | Utility pole guy wire breakaway connector |
| CN2520601Y (en) * | 2001-11-12 | 2002-11-13 | 霍晓林 | Warning protection sleeve of overhead cable |
| CN203491027U (en) * | 2013-10-10 | 2014-03-19 | 国家电网公司 | Insulating protective pipe |
| CN204966185U (en) * | 2015-08-19 | 2016-01-13 | 江苏省电力公司扬州供电公司 | A insulating sheath subassembly for air wire |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5317745B2 (en) * | 2009-02-13 | 2013-10-16 | 中国電力株式会社 | Wire covering |
-
2015
- 2015-08-19 CN CN201510512481.9A patent/CN105161228B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0461794A1 (en) * | 1990-06-12 | 1991-12-18 | AT&T Corp. | Aerial cable |
| US6245991B1 (en) * | 1997-09-30 | 2001-06-12 | John Patrick Ryan | Utility pole guy wire breakaway connector |
| CN2364536Y (en) * | 1999-01-22 | 2000-02-16 | 山东省莱芜塑料制品(集团)总厂 | Overhead steel strand single-side knot insulation protection sleeve |
| CN2520601Y (en) * | 2001-11-12 | 2002-11-13 | 霍晓林 | Warning protection sleeve of overhead cable |
| CN203491027U (en) * | 2013-10-10 | 2014-03-19 | 国家电网公司 | Insulating protective pipe |
| CN204966185U (en) * | 2015-08-19 | 2016-01-13 | 江苏省电力公司扬州供电公司 | A insulating sheath subassembly for air wire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105161228A (en) | 2015-12-16 |
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