CN205159920U - Insulator chain is dangled with insulating picture peg with many times transmission line wire jumpers in tower to electrified change - Google Patents
Insulator chain is dangled with insulating picture peg with many times transmission line wire jumpers in tower to electrified change Download PDFInfo
- Publication number
- CN205159920U CN205159920U CN201520992118.7U CN201520992118U CN205159920U CN 205159920 U CN205159920 U CN 205159920U CN 201520992118 U CN201520992118 U CN 201520992118U CN 205159920 U CN205159920 U CN 205159920U
- Authority
- CN
- China
- Prior art keywords
- transmission line
- insulator string
- shaped plate
- tower
- charged
- 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.)
- Withdrawn - After Issue
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 43
- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 230000000903 blocking effect Effects 0.000 claims abstract description 4
- 238000009413 insulation Methods 0.000 claims description 30
- 239000000725 suspension Substances 0.000 claims description 22
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 230000000694 effects Effects 0.000 abstract 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
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- Electric Cable Installation (AREA)
Abstract
The utility model relates to an insulator chain is dangled with insulating picture peg with many times transmission line wire jumpers in tower to electrified change, it is one U template (4), U type groove is used for blocking insulator chain, (4) two arms on the U template respectively are equipped with one rotatable movable cardboard (6), spring (9) one end is connected on activity cardboard (6), one end is connected on U template (4), U template (4) still are equipped with fixed pulley (8), establish the hook on the activity cardboard (6) and draw the portion, the stay cord one end that will insulate coupling hook draws the portion, and pass from fixed pulley (8), activity cardboard (6) are rotatory during the insulating stay cord of pulling blocks some with U type notch. Adopt the utility model discloses can be safely, change with many times transmission line wire jumpers in tower insulator chain that dangles effectively, avoided the safety problem that the operation personnel probably lead to through well congruence bottom phase cross arm.
Description
Technical field
The utility model belongs to transmission line operation maintenance technical field, is specifically related to a kind of charged for replacement 110 ~ 220kV multiple-loop line transmission line jumper suspension insulator string insulation insertion plate.
Background technology
Multiple-loop line transmission line can not only improve unit are transmission capacity, comprehensive cost and line corridor demand can be reduced again, there is obvious economic benefit and social benefit, therefore carry out multiple-loop line hot line maintenance and lifting power supply reliability is seemed particularly important.
But multiple-loop line transmission line is more compact compared with common line, cause the middle phase of transmission line, lower phase and upper layer circuit safe distance comparatively little.To 110 ~ 220kV multiple-loop line strain tower of transmission line, jumper suspension insulator string is arranged vertically, and operating personnel can reach phase cross arm end in upper layer circuit, carries out the charged for replacement operation of suspension insulator; And upper phase conductor is all less with the safe distance of middle phase cross-arm, middle phase conductor and lower phase cross-arm, cause operating personnel to be difficult to phase in safety, lower phase cross-arm, thus be difficult to safety, effectively carry out the operation of jumper suspension replacing insulator string.
There is no safety at present, effectively carry out the servicing unit of charged for replacement 110 ~ 220kV multiple-loop line power transmission line jumper suspension insulator string.
Utility model content
The utility model provides a kind of insulation insertion plate for charged for replacement 110 ~ 220kV multiple-loop line transmission line jumper suspension insulator string, thus can safely, effectively carry out the operation of jumper suspension replacing insulator string.
The technical solution of the utility model is: a kind of multiple-loop line transmission line jumper suspension insulator string live replacing device, it is one block of U-shaped plate 4, U-type groove is used for blocking insulator string, U-shaped plate 4 two-arm is respectively provided with a rotatable movable clamp 6, spring 9 one end is connected on movable clamp 6, one end is connected on U-shaped plate 4, U-shaped plate 4 is also provided with fixed pulley 8, movable clamp 6 establish hook to draw portion, insulation stay cord one end butt hook is drawn portion, and pass from fixed pulley 8, pull movable clamp 6 when insulating stay cord to rotate and U-type groove mouth is blocked a part.
Further, a clasp 5 respectively established by U-shaped plate 4 four jiaos.During use, insulation stay cord is tied up on clasp 5, utilize insulation stay cord by insulation insertion plate suspention to setting place.
Further, the described hook portion of drawing is draw ring 7.Draw ring 7 and spring 9 are arranged at movable clamp 6 rotating shaft both sides respectively.Utilize insulating bar to catch on draw ring 7 insulation insertion plate is stuck between two panels insulator.
Further, fixed pulley 8 is arranged perpendicular to U-shaped plate 4.
The beneficial effects of the utility model are: adopt the utility model device safely, effectively can change multiple-loop line transmission line jumper suspension insulator string, avoid the safety problem that operating personnel may be caused by middle phase and lower phase cross-arm, for in multiple-loop line transmission line, the hotline maintenance of phase, lower phase and upper layer circuit jumper suspension insulator string provides new method, improve 110 ~ 220kV with tower many strain tower of transmission lines hotline maintenance level.
Accompanying drawing explanation
Fig. 1 is 110 ~ 220kV multiple-loop line transmission line front view.
Fig. 2 is position 3 place's insulator string and wire partial enlarged drawing.
Fig. 3 is the schematic diagram of the utility model embodiment.
Wherein, U-shaped plate 4, clasp 5, movable clamp 6, draw ring 7, fixed pulley 8, spring 9.
Embodiment
An embodiment of insulation insertion plate of the present utility model, as Fig. 3, it comprises one piece of U-shaped plate 4(and defines the side, inside that U-type groove is positioned at U-shaped plate), U-type groove is used for blocking insulator string, and a clasp 5 respectively established by U-shaped plate 4 four jiaos.U-shaped plate 4 two-arm end is respectively provided with a movable clamp 6, and the relatively U-shaped plate 4 of movable clamp 6 is rotatable.With U-type groove aligned inside inside movable clamp 6, the contiguous U-shaped plate 4 two-arm end of movable clamp 6 is provided with draw ring 7.Spring 9 one end is connected to the movable outside side of clamp 6, and one end is connected to the outside side of U-shaped plate 4 two-arm.It is vertical with U-shaped plate 4 that the outside side of U-shaped plate 4 two-arm is fixed with fixed pulley 8().
Following position 1,3 lays respectively at phase cross-arm, lower phase cross-arm, and position 1 is positioned at directly over position 3.
With reference to figure 1 ~ 2, the utility model is used for charged for replacement 110 ~ 220kV multiple-loop line transmission line jumper suspension insulator string (for phase jumper suspension insulator string under charged for replacement upper layer circuit), and its concrete steps are as follows:
(1) rope is transmitted in installing insulating coaster, insulation
No. 1 electrician carries insulation coaster, wire backup protection rope, insulation are transmitted rope (insulation stay cord) and stepped on tower, and insulation coaster is arranged on position 1.
(2) conducting wire backup protection rope
No. 1 electrician puts down wire backup protection rope in position 1, and utilizes wire backup protection rope front end insulating hanger to catch on the wire that insulator string place will be changed in position 3, and upwards pulls, and wire backup protection rope is tightened up.
(3) installing insulating plate
No. 2 electricians carry insulating bar and step on position 2 place (be positioned at lower phase cross-arm below) of tower to the wire level with replacing insulator string;
No. 2 electricians utilize insulating bar to take out last insulator place (the counting first from top to bottom) spring catch of suspension insulator, and insulator string and wire are departed from, now suspension insulator is unsettled;
Thoroughly do away with edge stay cord by one and hitch two clasps 5 in right side in figure and around on insulation coaster; Another is thoroughly done away with edge stay cord pass from two fixed pulleys 8, and around on insulation coaster, two ends tie up on two draw rings 7 respectively; Ground utilizes insulation tackle pulley by insulation insertion plate suspention to position 3 place;
No. 2 electricians utilize insulating bar to catch on draw ring 7 to be stuck in by insulation insertion plate between the 1st and the 2nd (counting from the top down) insulator; Pull insulation stay cord that movable clamp 6 is inwardly rotated away from one end of U-shaped plate 4 two-arm end, insulator is locked in the U-type groove of insulation insertion plate.
(4) old insulator string is taken off
Utilize insulating bar to take out cross-arm side the 1st insulator spring pin, insulator string and cross-arm are departed from;
Ground electrician pulls insulation stay cord to make insulation insertion plate buckle after death, and ground electrician controls insulation and transmits rope, coordinates No. 2 electricians to be unsnaped by old insulator string with insulating bar and is delivered on ground.
(5) new insulator string is changed.
Said method is also applicable to charged for replacement upper layer circuit middle phase jumping wire suspension insulator.Lower floor's line jumpers suspension insulator also can adopt said method to carry out charged for replacement.The multiple-loop line transmission line tangent tower insulator less for some load is also suitable for.
Claims (5)
1. a charged for replacement multiple-loop line transmission line jumper suspension insulator string insulation insertion plate, it is characterized in that it is one piece of U-shaped plate (4), U-type groove is used for blocking insulator string, U-shaped plate (4) two-arm is respectively provided with a rotatable movable clamp (6), spring (9) one end is connected on movable clamp (6), one end is connected on U-shaped plate (4), U-shaped plate (4) is also provided with fixed pulley (8), movable clamp (6) establish hook to draw portion, insulation stay cord one end butt hook is drawn portion, and from fixed pulley (8) through, pull movable clamp (6) rotation when insulating stay cord that U-type groove mouth is blocked a part.
2. charged for replacement multiple-loop line transmission line jumper suspension insulator string insulation insertion plate according to claim 1, is characterized in that a clasp (5) is respectively established in U-shaped plate (4) corner.
3. charged for replacement multiple-loop line transmission line jumper suspension insulator string insulation insertion plate according to claim 1, is characterized in that the described hook portion of drawing is draw ring (7).
4. charged for replacement multiple-loop line transmission line jumper suspension insulator string insulation insertion plate according to claim 1, is characterized in that fixed pulley (8) is arranged perpendicular to U-shaped plate (4).
5. charged for replacement multiple-loop line transmission line jumper suspension insulator string insulation insertion plate according to claim 3, is characterized in that draw ring (7) and spring (9) are arranged at movable clamp (6) rotating shaft both sides respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520992118.7U CN205159920U (en) | 2015-12-04 | 2015-12-04 | Insulator chain is dangled with insulating picture peg with many times transmission line wire jumpers in tower to electrified change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520992118.7U CN205159920U (en) | 2015-12-04 | 2015-12-04 | Insulator chain is dangled with insulating picture peg with many times transmission line wire jumpers in tower to electrified change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205159920U true CN205159920U (en) | 2016-04-13 |
Family
ID=55695572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520992118.7U Withdrawn - After Issue CN205159920U (en) | 2015-12-04 | 2015-12-04 | Insulator chain is dangled with insulating picture peg with many times transmission line wire jumpers in tower to electrified change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205159920U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514862A (en) * | 2015-12-04 | 2016-04-20 | 国家电网公司 | Live-line replacement method and device for jumper suspension insulator string of common-tower and multi-circuit power transmission line |
| CN115399307A (en) * | 2022-08-31 | 2022-11-29 | 国网冀北电力有限公司廊坊供电公司 | Tipping bucket type bird repelling device for bus frame of transformer substation |
-
2015
- 2015-12-04 CN CN201520992118.7U patent/CN205159920U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514862A (en) * | 2015-12-04 | 2016-04-20 | 国家电网公司 | Live-line replacement method and device for jumper suspension insulator string of common-tower and multi-circuit power transmission line |
| CN105514862B (en) * | 2015-12-04 | 2017-03-29 | 国家电网公司 | Multiple-loop line transmission line of electricity jumper suspension insulator chain charged for replacement method and device |
| CN115399307A (en) * | 2022-08-31 | 2022-11-29 | 国网冀北电力有限公司廊坊供电公司 | Tipping bucket type bird repelling device for bus frame of transformer substation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160413 Effective date of abandoning: 20170329 |