CN105119193B - A kind of power line tension insulator string replacing options and instrument - Google Patents
A kind of power line tension insulator string replacing options and instrument Download PDFInfo
- Publication number
- CN105119193B CN105119193B CN201510560707.2A CN201510560707A CN105119193B CN 105119193 B CN105119193 B CN 105119193B CN 201510560707 A CN201510560707 A CN 201510560707A CN 105119193 B CN105119193 B CN 105119193B
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- fixture
- rear end
- end fixture
- tension
- tie
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- 239000012212 insulator Substances 0.000 title claims abstract description 32
- 239000000178 monomer Substances 0.000 claims description 19
- 239000000956 alloy Substances 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 239000000284 extract Substances 0.000 claims description 3
- 238000011017 operating method Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 239000012211 strain insulator Substances 0.000 abstract description 11
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 16
- 239000010931 gold Substances 0.000 description 16
- 229910052737 gold Inorganic materials 0.000 description 16
- 238000010276 construction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Electric Cable Installation (AREA)
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Abstract
The present invention relates to a kind of power line tension insulator string replacing options, instrument is changed using special combination wing plate, including front end fixture, rear end fixture, swivel, tension frame, arm-tie, tension frame main body is a rectangular frame, spacing clamping front end fixture is distinguished on the horizontal both sides of the tension frame and rear end fixture, front end fixture and rear end fixture both ends connect swivel respectively；An arm-tie is separately installed with the middle part of longitudinal both sides of tension frame.Replacing instrument small volume used in the present invention, it is in light weight, safe and efficient, simple to operate, practical the characteristics of, it is adapted to use in super-pressure changing strain insulator string insulator work, and the replacing instrument is applied widely, can be used on, serial type that strain insulator length is different identical in strain hardware fitting.
Description
Technical field
The present invention relates to power construction, especially a kind of power line tension insulator string replacing options and instrument.
Background technology
With the fast development of national economy and power grid construction, voltage levels circuit is more and more, circuit continued power
Requirement more and more higher, the power cut construction time is shorter and shorter, the exploitation and application of this instrument, can extend to extra-high voltage transmission line
Road synthesis upkeep operation use, be both by the further investigation of such new Work tool, it is new to safe efficient development from now on
Work tool research provides secure support.
By retrieval, following similar disclosed patented technology is found.
A kind of isolator hot-line replacing method (CN104201605A) for preventing drag rope from skidding, uses two-three pieces
Gusset piece, the pulley of lap guard six and charged for replacement gold utensil, the charged for replacement include gold utensil body, gold utensil body side with gold utensil
Connection is shaped as isosceles triangle or the first gusset piece of isosceles trapezoid, and opposite side connects the second gusset piece, the gold utensil body
For connecting at the first gusset piece formed with the groove for the embedded fixed first gusset piece hypotenuse, on the gold utensil body
It is provided with the hook for drawing fixed wire and walks two, walks three coasters.According to the present invention, to extra-high voltage strain insulator string
When being exchanged, the disengaging weight when the powered exchange of extra-high voltage strain insulator string can be mitigated, and gold utensil is not easy what is skidded off
Meanwhile and can prevent drag rope skid, winding, reduce work difficulty, conveniently to insulator chain carry out easily powered exchange.
A kind of UHV transmission line bunch of insulator charged for replacement method (CN104201602A), use two-three pieces of connection
Fishplate bar and charged for replacement gold utensil, charged for replacement gold utensil include gold utensil body, and the connection of gold utensil body side is shaped as
First gusset piece of lumbar triangle shape or isosceles trapezoid, opposite side connect the second gusset piece, and the gold utensil body is used to connect first
Formed with the groove for the embedded fixed first gusset piece hypotenuse at gusset piece, it is provided with the gold utensil body for leading
Draw the hook of fixed wire and walk two and walk three coasters.When carrying out whole string replacing, stringing lead to strain insulator string pine
After de-, the strain insulator string hangs down to ground after releasing and changed.According to the present invention, extra-high voltage strain insulator can be mitigated
Disengaging weight when ribbon electricity is exchanged, and gold utensil is not easy to skid off, and reduces work difficulty, it is convenient that insulator chain is carried out easily
Powered exchange.
By contrast, there is relatively big difference in the disclosed patented technology of the above and the technical scheme of present patent application application.
The content of the invention
It is an object of the invention in place of overcome the deficiencies in the prior art, there is provided a kind of simple in construction, safe and reliable, operation
Power line tension insulator string replacing options and instrument convenient, cleaning effect is good.
The present invention solves its technical problem and takes following technical scheme to realize：
A kind of power line tension insulator string replacing options, it is characterised in that：Instrument is changed using special combination wing plate,
Including front end fixture, rear end fixture, swivel, tension frame, arm-tie, tension frame main body is a rectangular frame, the tension force
Spacing clamping front end fixture is distinguished on the horizontal both sides of framework and rear end fixture, front end fixture and rear end fixture both ends connect respectively
Swivel；An arm-tie is separately installed with the middle part of longitudinal both sides of tension frame.
Moreover, the front end fixture monomer composition that the front end fixture is fixed by two relative spiral-locks, front end fixture monomer bag
Front end wing plate and front end location-plate are included, lower end is symmetrically formed with two front end location-plates in the middle part of the wing plate of front end, two front end positioning
Coaxial front end screw is formed with plate, a clip slot is formed in the middle part of the fixture of front end；In front end, wing plate both lateral sides are symmetrically formed with
Front end hangers hole.
Moreover, being formed with the preceding end rib of projection in the middle part of the wing plate of front end, and the limit of half arc is formed with front end location-plate side
Position groove.
Moreover, the rear end fixture monomer composition that rear end fixture is fixedly mounted with by two relative spiral-locks, rear end fixture are determined including rear end
Position plate, bolt hole and rear end fin, rear alignment plate inner side are formed with stopper slot, and middle part is formed with bolt on rear alignment plate
Hole；Installation bolt is fixed in the bolt hole that the rear alignment fixture monomer of two relative spiral-locks passes through both sides, after two
Hold and spacing hole is formed in the middle part of fixture monomer connection end.
Moreover, bed course is fixed with stopper slot.
Moreover, the outer middle side part in rear end floor is formed with rear end fin, bolt hole is formed with the middle part of the rear end fin.
Moreover, arm-tie is high-strength alloy arm-tie, high-strength alloy arm-tie is controlled flexible by lifting screw mandrel.
Moreover, operating method：
(1) instrument is changed using special combination wing plate, be inlaid in tension frame by front end fixture and rear end fixture are spacing respectively
On；
(2) insulator chain to be replaced is connected, and front end fixture and rear end fixture are connected to be replaced by swivel respectively
One end of insulator chain；
(3) the arm-tie on tension frame both sides is tightened up using lifting screw mandrel, so that suffered of the insulator chain in tension frame
Power is transferred to tension frame and arm-tie so that insulator relaxes, and then extracts insulator chain to be replaced, is changed.
The advantages and positive effects of the present invention are：
Replacing instrument small volume used in the present invention, it is in light weight, safe and efficient, simple to operate, practical the characteristics of,
It is adapted to use in super-pressure changing strain insulator string insulator work, and the replacing instrument is applied widely, can be in strain insulator
Used on the serial type that gold utensil is identical, strain insulator length is different.
Brief description of the drawings
Fig. 1 is present invention construction schematic diagram；
Fig. 2 is front end fixture monomer structure front view；
Fig. 3 is to cut open right view in Fig. 2；
Fig. 4 is Fig. 2 top view；
Fig. 5 is rear end fixture monomer structure front view；
Fig. 6 is Fig. 5 left view；
Fig. 7 is Fig. 5 top view.
Marked in accompanying drawing：1 front end fixture, 2 arm-ties, 3 swivels, 4 strain insulator strings, 5 rear end fixtures, 6 tension force frames
Frame,
101 front end wing plates, 102 front end location-plates, 103 front end fins, 104 front end screws, 105 limited impressions, 106 front ends
Hangers hole, 501 rear alignment plates, 502 bed courses, 503 rear end fins, 504 rear end hangers, 505 bolts hole.
Embodiment
Below in conjunction with the accompanying drawings and the invention will be further described by specific embodiment, and following examples are descriptive
, it is not limited, it is impossible to which protection scope of the present invention is limited with this.
A kind of power line tension insulator string replacing options, instrument, including front end card are changed using special combination wing plate
Tool 1, rear end fixture 5, swivel 3, tension frame 6, arm-tie 2 and lifting screw mandrel (not shown),
The front end fixture monomer compositions that front end fixture is fixed by two relative spiral-locks, referring to shown in accompanying drawing 2 to 4, front end card
Tool monomer includes front end wing plate 101 and front end location-plate 102, and lower end is symmetrically formed with two front end location-plates in the middle part of the wing plate of front end,
Coaxial front end screw 104 is formed with two front end location-plates, the front end for being connected by screw two front end fixture monomers is determined
Position plate, it is fixedly connected with two front end fixture monomers and a clip slot is formed in the middle part of the fixture of front end；In front end, wing plate is horizontal
Both sides are symmetrically formed with front end hangers hole 106, and front end hangers hole can be used for connecting swivel；
The plate proof strength of preceding end rib 103 of projection is formed with the middle part of the wing plate of front end, and half is formed with front end location-plate side
The limited impression 105 of arc, is easy to and location and installation.
The rear end fixture monomer compositions that rear end fixture is fixedly mounted with by two relative spiral-locks, referring to shown in accompanying drawing 5 to 7, rear end card
Tool includes rear alignment plate 501, bolt hole 505 and rear end fin 503, and stopper slot, stopper slot are formed with the inside of rear alignment plate
Bed course 502 is inside fixed with, middle part is formed with bolt hole on rear alignment plate；The rear alignment fixture monomer of two relative spiral-locks
It is fixed by installation bolt in the bolt hole of both sides, spacing hole is formed in the middle part of the fixture monomer connection end of two rear ends, is used
It is connected in spacing on framework；In rear end, the outer middle side part of floor is formed with rear end fin, and bolt hole is formed with the middle part of the rear end fin,
The bolt hole can be used for connecting swivel.
The main body of tension frame 6 is a rectangular frame, and spacing clamping front end fixture is distinguished on the horizontal both sides of the tension frame
With rear end fixture, an arm-tie 2 is separately installed with the middle part of longitudinal both sides of tension frame, the arm-tie is high-strength alloy arm-tie,
High-strength alloy arm-tie is controlled flexible by lifting screw mandrel.
Operating method：
(1) instrument is changed using special combination wing plate, be inlaid in tension frame by front end fixture and rear end fixture are spacing respectively
On；
(2) insulator chain to be replaced is connected, and front end fixture and rear end fixture are connected to be replaced by swivel respectively
One end of insulator chain；
(3) the arm-tie on tension frame both sides is tightened up using lifting screw mandrel, so that suffered of the insulator chain in tension frame
Power is transferred to tension frame and arm-tie so that insulator relaxes, and then can easily extract, be changed.
It is main stress point to extend the gold utensils such as parallel hanging plate and towing plate using power line tension hardware string both ends, can
Ensure the safety of operating personnel, and do not influence insulator chain to be replaced and the stress problem and structure of insulator chain need not be changed
Relation, during being more avoided that replacing, risk that operation of power networks is likely to occur.
Although disclosing embodiments of the invention and accompanying drawing for the purpose of illustration, those skilled in the art can manage
Solution：Do not departing from the present invention and spirit and scope of the appended claims in, it is various replace, change and modifications all be it is possible,
Therefore, the scope of the present invention is not limited to embodiment and accompanying drawing disclosure of that.
Claims (5)
- A kind of 1. power line tension insulator string replacing options, it is characterised in that：Instrument, bag are changed using special combination wing plate Include front end fixture, rear end fixture, swivel, tension frame, arm-tie, tension frame main body is a rectangular frame, the tension force frame Spacing clamping front end fixture and rear end fixture are distinguished on the horizontal both sides of frame, front end fixture and rear end fixture both ends connect turn respectively Dynamic joint；An arm-tie is separately installed with the middle part of longitudinal both sides of tension frame；The front end fixture monomer composition that the front end fixture is fixed by two relative spiral-locks, front end fixture monomer include front end wing plate With front end location-plate, front end wing plate middle part lower end is symmetrically formed with two front end location-plates, is formed with two front end location-plates same The front end screw of axle, a clip slot is formed in the middle part of the fixture of front end；In front end, wing plate both lateral sides are symmetrically formed with front end hangers hole；The rear end fixture monomer composition that rear end fixture is fixedly mounted with by two relative spiral-locks, rear end fixture include rear alignment plate, bolt Hole and rear end fin, rear alignment plate inner side are formed with stopper slot, and middle part is formed with bolt hole on rear alignment plate；Two phases Installation bolt is fixed in the bolt hole for passing through both sides to the rear alignment fixture monomer of spiral-lock, in two rear end fixture monomers Spacing hole is formed in the middle part of connection end；Operating method：(1) instrument is changed using special combination wing plate, be inlaid in front end fixture and rear end fixture are spacing respectively in tension frame；(2) insulator chain to be replaced is connected, and front end fixture and rear end fixture are connected to insulation to be replaced by swivel respectively One end of substring；(3) the arm-tie on tension frame both sides is tightened up using lifting screw mandrel, so that tension force suffered by the insulator chain in tension frame turns Move to tension frame and arm-tie so that insulator relaxes, and then extracts insulator chain to be replaced, is changed.
- 2. power line tension insulator string replacing options according to claim 1, it is characterised in that：In the middle part of the wing plate of front end The preceding end rib of projection is formed with, and the limited impression of half arc is formed with front end location-plate side.
- 3. power line tension insulator string replacing options according to claim 1, it is characterised in that：It is fixedly mounted with stopper slot There is bed course.
- 4. power line tension insulator string replacing options according to claim 1, it is characterised in that：The floor in rear end Outer middle side part is formed with rear end fin, and bolt hole is formed with the middle part of the rear end fin.
- 5. power line tension insulator string replacing options according to claim 1, it is characterised in that：Arm-tie is high intensity Alloy arm-tie, high-strength alloy arm-tie are controlled flexible by lifting screw mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510560707.2A CN105119193B (en) | 2015-09-07 | 2015-09-07 | A kind of power line tension insulator string replacing options and instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510560707.2A CN105119193B (en) | 2015-09-07 | 2015-09-07 | A kind of power line tension insulator string replacing options and instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105119193A CN105119193A (en) | 2015-12-02 |
| CN105119193B true CN105119193B (en) | 2017-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510560707.2A Active CN105119193B (en) | 2015-09-07 | 2015-09-07 | A kind of power line tension insulator string replacing options and instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105119193B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467616A (en) * | 2020-11-30 | 2021-03-09 | 贵州电网有限责任公司 | Assembly type strain insulator string reloading tool |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202004372U (en) * | 2011-01-25 | 2011-10-05 | 福建省电力有限公司三明电业局 | Tool for live-line replacing large disc diameter and deadweight dead end insulator string |
| JP2014193068A (en) * | 2013-03-28 | 2014-10-06 | Chugoku Electric Power Co Inc:The | Insulator string shape holder, mounting method of tension insulator using the same, and handling method of tension insulator |
| CN104253394B (en) * | 2013-09-05 | 2016-10-05 | 国家电网公司 | A kind of replacing instrument of strain insulator string |
| CN203983865U (en) * | 2014-08-07 | 2014-12-03 | 国家电网公司 | Charged for replacement 110kV pre-twisted line hardware strain insulator jig |
| CN104242153B (en) * | 2014-09-29 | 2017-06-13 | 国家电网公司 | Change UHVDC Transmission Lines anchor support monolithic 550kN glass insulator construction technologies |
-
2015
- 2015-09-07 CN CN201510560707.2A patent/CN105119193B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467616A (en) * | 2020-11-30 | 2021-03-09 | 贵州电网有限责任公司 | Assembly type strain insulator string reloading tool |
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| Publication number | Publication date |
|---|---|
| CN105119193A (en) | 2015-12-02 |
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