CN203553740U - A replacing apparatus for a 800kV extra-high voltage direct current transmission line single insulator - Google Patents
A replacing apparatus for a 800kV extra-high voltage direct current transmission line single insulator Download PDFInfo
- Publication number
- CN203553740U CN203553740U CN201320638283.3U CN201320638283U CN203553740U CN 203553740 U CN203553740 U CN 203553740U CN 201320638283 U CN201320638283 U CN 201320638283U CN 203553740 U CN203553740 U CN 203553740U
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- Prior art keywords
- transmission line
- high voltage
- direct current
- ring body
- voltage direct
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- Expired - Fee Related
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- 239000012212 insulator Substances 0.000 title claims abstract description 26
- 230000005540 biological transmission Effects 0.000 title claims abstract description 22
- 229910001069 Ti alloy Inorganic materials 0.000 claims abstract description 6
- 238000009413 insulation Methods 0.000 claims abstract description 6
- 239000000956 alloy Substances 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 238000004873 anchoring Methods 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 206010022114 Injury Diseases 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Abstract
The utility model discloses a replacing apparatus for a 800kV extra-high voltage direct current transmission line single insulator. The replacing apparatus comprises a transverse strut. The two ends of the transverse strut are respectively connected with the upper ends of two herringbone supports. The transverse strut is provided with an insulation pulley. The lower ends of the herringbone supports are fixed on a main clamping apparatus body. The main clamping apparatus body is of a holt hoop iron type structure. The middle portion of the herringbone supports are provided with connecting rods. The transverse strut, the herringbone supports and the connecting rods are all made of titanium alloy materials. Positioning holes are arranged in the transverse strut at intervals. According to the utility model, a locking screw bolt of an insulator enclosed type clamping apparatus is used as an anchoring point, so that a pulley hoisting point of lifting and dropping the insulator can be raised; the operation of working personnel is facilitated; the labor intensity of high-altitude live-line replacement of the single insulator is substantially reduced; the working time is shortened; and the working efficiency is raised.
Description
technical field:
The utility model relates to a kind of power circuit maintenance tool, particularly relates to a kind of more changing device of 800kV extra high voltage direct current transmission line monolithic insulator.
background technology:
China's electrical distribution is uneven, need long distance powedr transmission, in order to reduce the wastage and to improve power transmission efficiency, adopt more and more ultra high voltage and super UHV transmission, correspondingly the diameter of power transmission line and ground wire is also increasing, its weight is also very large, during monolithic insulator in charged for replacement triple strain edge substring, need bucket crane that insulator is sling, efficiency is low and cost is high, and the place that can not go for bucket crane is changed power transmission line or ground wire and can only be adopted manpower to pull or jacking, require great effort time-consuming, and have the hidden danger of personal injury.
utility model content:
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, provide a kind of reasonable in design, structural strength is high, can reduce labour intensity and the more changing device of the 800kV extra high voltage direct current transmission line monolithic insulator of increasing work efficiency.
The technical solution of the utility model is: a kind of more changing device of 800kV extra high voltage direct current transmission line monolithic insulator, contain singletree, the two ends of described singletree are connected with the upper end of two herringbones respectively, on described singletree, be provided with insulation coaster, the lower end of described herringbone be fixed on main card concrete on, described main card is specially hood type structure, the centre of described herringbone is provided with connecting rod, and described singletree, herringbone and connecting rod are made by titanium alloy material.
On described singletree, be arranged at intervals with location hole.Location hole is circular hole or bar hole.Main card specifically consists of fixedly ring body and movable ring body, and one end of described movable ring body is connected by pin rotary type with one end of described fixedly ring body, and the other end of described movable ring body is connected by T-shaped screw with the other end of described fixedly ring body.On described fixedly ring body, be provided with connecting plate, on described connecting plate, be provided with bolt hole, the lower end of described herringbone is connected with described connecting plate by connecting bolt, and the outer end of described connecting plate is provided with hydraulic screw rod.
The beneficial effects of the utility model are:
1, to utilize the clamping screw of insulator closed card tool be anchor point to the utility model, titanium alloy A-frame is fixed on to the two ends of jig, add that the singletree of punching is as the suspension centre of lifting and whereabouts insulator, the insulation coaster Heave Here of lifting and whereabouts insulator can be raise, facilitate staff to operate, greatly reduce the labour intensity of high-altitude charged for replacement monolithic insulator, shorten the activity duration, increase work efficiency.
2, the utility model A-frame and singletree adopt titanium alloy manufacture, significantly reduced the volume of instrument self, improved the mechanical strength of instrument, alleviated the weight of instrument, and regulate the multi-hole position of suspension centre to select the suitable hanging point position of more convenient selection, the safety and stability of raising work, avoids producing potential safety hazard in the process of using.
3, the utility model design concept is unique, novel, there is special-purpose member few, easily combine, be convenient for carrying, use the advantages such as simple, lightweight, use coefficient of safety is high, has filled up the blank that domestic UHVDC Transmission Lines live line working field triplet strain insulator-string monolithic insulator is changed Lifting implements.
4, the utility model is reasonable in design, structural strength is high, can reduce labour intensity and increase work efficiency, and it is applied widely, is especially applicable to cross section at 1000mm
2above large-section lead ± 800kV extra high voltage direct current transmission line, be easy to promotion and implementation, there is good economic benefit.
accompanying drawing explanation:
Fig. 1 is the structural representation of the more changing device of 800kV extra high voltage direct current transmission line monolithic insulator;
Fig. 2 be the monolithic insulator of 800kV extra high voltage direct current transmission line shown in Fig. 1 more changing device end view.
embodiment:
Embodiment: referring to Fig. 1 and Fig. 2, in figure, the movable ring body of 1-, 2-T-shaped screw, 3-nut, 4-pin, 5-check ring, 6-main card is concrete, 7-hydraulic screw rod, 8-singletree, 9-herringbone, 10-connecting rod, the 11-coaster that insulate, 12-disk insulator.
The more changing device of 800kV extra high voltage direct current transmission line monolithic insulator contains singletree 8, wherein: the two ends of singletree 8 are connected with the upper end of two herringbones 9 respectively, on singletree 8, be provided with insulation coaster 11, the lower end of herringbone 9 is fixed on main card concrete 6, main card concrete 6 is hood type structure, the centre of herringbone 9 is provided with connecting rod 10, and singletree 8, herringbone 9 and connecting rod 10 are made by titanium alloy material.
On singletree 8, be arranged at intervals with location hole, location hole is circular hole or bar hole.Main card concrete 6 consists of fixedly ring body and movable ring body 1, and one end of movable ring body 1 is connected by pin 4 rotary types with fixing one end of ring body, and the other end of movable ring body 1 is connected by T-shaped screw 2 with the fixing other end of ring body.
Fixedly on ring body, be provided with connecting plate, be provided with bolt hole on connecting plate, the lower end of herringbone 9 is connected with connecting plate by connecting bolt, and the outer end of connecting plate is provided with hydraulic screw rod 7.
The utility model is mainly for using cross section at 1000mm
2above large-section lead ± 800kV extra high voltage direct current transmission line, then utilize the adjustable orifice on singletree to hang up charged lifting, the replacing operation that insulation coaster completes large-scale disk insulator.The concrete 6 nominal operation loads of main card are 150kN, test load 300KN, 2.5 times of coefficient of safetys.Suspension bracket live load 50KG, 2.5 times of coefficient of safetys, fail safe is good.
The above, be only preferred embodiment of the present utility model, not the utility model done to any pro forma restriction, and any simple modification that every foundation technical spirit of the present utility model is done, all still belongs in the scope of technical solutions of the utility model.
Claims (5)
1. the more changing device of a 800kV extra high voltage direct current transmission line monolithic insulator, contain singletree, it is characterized in that: the two ends of described singletree are connected with the upper end of two herringbones respectively, on described singletree, be provided with insulation coaster, the lower end of described herringbone be fixed on main card concrete on, described main card is specially hood type structure, and the centre of described herringbone is provided with connecting rod, and described singletree, herringbone and connecting rod are made by titanium alloy material.
2. the more changing device of 800kV extra high voltage direct current transmission line monolithic insulator according to claim 1, is characterized in that: on described singletree, be arranged at intervals with location hole.
3. the more changing device of 800kV extra high voltage direct current transmission line monolithic insulator according to claim 2, is characterized in that: location hole is circular hole or bar hole.
4. the more changing device of 800kV extra high voltage direct current transmission line monolithic insulator according to claim 1, it is characterized in that: main card is specifically by fixedly ring body and movable ring body form, one end of described movable ring body is connected by pin rotary type with one end of described fixedly ring body, and the other end of described movable ring body is connected by T-shaped screw with the other end of described fixedly ring body.
5. the more changing device of 800kV extra high voltage direct current transmission line monolithic insulator according to claim 4, it is characterized in that: on described fixedly ring body, be provided with connecting plate, on described connecting plate, be provided with bolt hole, the lower end of described herringbone is connected with described connecting plate by connecting bolt, and the outer end of described connecting plate is provided with hydraulic screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320638283.3U CN203553740U (en) | 2013-10-16 | 2013-10-16 | A replacing apparatus for a 800kV extra-high voltage direct current transmission line single insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320638283.3U CN203553740U (en) | 2013-10-16 | 2013-10-16 | A replacing apparatus for a 800kV extra-high voltage direct current transmission line single insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203553740U true CN203553740U (en) | 2014-04-16 |
Family
ID=50471809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320638283.3U Expired - Fee Related CN203553740U (en) | 2013-10-16 | 2013-10-16 | A replacing apparatus for a 800kV extra-high voltage direct current transmission line single insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203553740U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836161A (en) * | 2015-05-18 | 2015-08-12 | 中国南方电网有限责任公司超高压输电公司昆明局 | Hanger frame of fixed-steering pulley |
| CN105576550A (en) * | 2014-10-11 | 2016-05-11 | 国家电网公司 | Method for live-line replacement of high voltage power transmission line monolithic strain insulator |
| CN109928302A (en) * | 2019-03-22 | 2019-06-25 | 国网上海市电力公司 | A kind of insulator lifting device |
| CN110323694A (en) * | 2019-07-09 | 2019-10-11 | 云南电网有限责任公司带电作业分公司 | A kind of operational method for charged for replacement 550kN large-tonnage strain cross arm side monolithic insulator |
-
2013
- 2013-10-16 CN CN201320638283.3U patent/CN203553740U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105576550A (en) * | 2014-10-11 | 2016-05-11 | 国家电网公司 | Method for live-line replacement of high voltage power transmission line monolithic strain insulator |
| CN105576550B (en) * | 2014-10-11 | 2018-08-14 | 国家电网公司 | A kind of charged for replacement UHV transmission line single chip tension insulator method |
| CN104836161A (en) * | 2015-05-18 | 2015-08-12 | 中国南方电网有限责任公司超高压输电公司昆明局 | Hanger frame of fixed-steering pulley |
| CN109928302A (en) * | 2019-03-22 | 2019-06-25 | 国网上海市电力公司 | A kind of insulator lifting device |
| CN110323694A (en) * | 2019-07-09 | 2019-10-11 | 云南电网有限责任公司带电作业分公司 | A kind of operational method for charged for replacement 550kN large-tonnage strain cross arm side monolithic insulator |
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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 |
Granted publication date: 20140416 Termination date: 20151016 |
|
| EXPY | Termination of patent right or utility model |