CN203690799U - Device for replacing suspension angle tower insulator string in live state - Google Patents
Device for replacing suspension angle tower insulator string in live state Download PDFInfo
- Publication number
- CN203690799U CN203690799U CN201420001876.3U CN201420001876U CN203690799U CN 203690799 U CN203690799 U CN 203690799U CN 201420001876 U CN201420001876 U CN 201420001876U CN 203690799 U CN203690799 U CN 203690799U
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- Prior art keywords
- insulator
- insulator string
- pulley
- replaced
- angle
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- 239000012212 insulator Substances 0.000 title claims abstract description 112
- 239000000725 suspension Substances 0.000 title abstract 3
- 238000009413 insulation Methods 0.000 claims description 33
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000008029 eradication Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model discloses a device for replacing a suspension angle tower insulator string in a live state. The device comprises a replacing tool (1) used for fixing and transferring the load of an insulator string to be replaced. The device is characterized in that the device also comprises an insulating cross arm (2), an insulating pulley block (3), a plurality of insulating traction ropes (4) and an insulating basket (5). The device for replacing suspension angle tower insulator string in a live state provided by the utility model has the advantages of simple structure, reasonable design, safety and reliability and strong universality, and the device is not affected by an insulator string deflection angle and is suitable for wide popularization and application.
Description
Technical field
The utility model relates to a kind of device of electrified replacing linear angle tower insulator string, relates in particular to a kind of device of the 500kV line linear angle tower insulator string that can realize the different turriforms of charged for replacement, belongs to Electric Power Line Overhaul technical field.
Background technology
Insulator is indispensable electric component in electric power course of conveying, and it is mainly used on electric power line pole tower, the electric insulation that is mainly used to carry the load of wire and keeps wire and shaft tower itself.Because insulator is worked under environment for a long time out of doors, be prone to defect.Due to 0 °-20 ° of straight-line angle tower wire deflections, cause insulator string to be subject to a horizontal loading, deflect, the distal-most end that the wire place hanging point of insulator can be crossed cross-arm, now, in traditional tangent tower operational method, on tower, operating personnel cannot use rope that equal potential working personnel and insulator are drawn to wire place.
Utility model content
Technical problem to be solved in the utility model is, the no matter much angles of straight-line angle tower wire deflection of one are provided, all can insulator crossarm be set by increase and reach and utilize insulation pull rope that equipotential electrician is drawn to the device of the electrified replacing linear angle tower insulator string at wire place.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of device of electrified replacing linear angle tower insulator string, comprise the replacing instrument for fixing and shift the load of insulator string to be replaced, it is characterized in that: also comprise insulator crossarm, insulating block group, some eradication edge pull ropes and insulation hanging basket, described insulator crossarm is positioned at the cross-arm end of straight-line angle tower, described insulating block group comprises pulley and angle pulley, described pulley is positioned at the end of described insulator crossarm, described angle pulley is positioned on described straight-line angle tower, described insulation pull rope passes described angle pulley and after pulley, is connected described insulation hanging basket.
Described insulator crossarm is a stock, and described insulator crossarm is horizontally disposed with and protrudes from the cross-arm of described straight-line angle tower, and described insulator crossarm is positioned at the top of described insulator string to be replaced lower end hitch point.
Described replacing instrument comprises jig, Wire tensioning screw, insulated tension pole and for holding the insulating insulator bracket of insulator string to be replaced, described jig comprises upper jig for blocking described insulator string to be replaced upper end hitch point and for blocking the lower jig of described insulator string to be replaced lower end hitch point, described Wire tensioning screw connects described upper jig and insulated tension pole, described insulated tension pole is also fixedly connected with described lower jig, on described insulating insulator bracket, is provided with pull rope.
Angle between described insulator string to be replaced lower end hitch point and line and the described insulator crossarm of described pulley is 80 ~ 100 °.
Described angle pulley is positioned at the upper right side of described pulley.
The method of carrying out a kind of electrified replacing linear angle tower insulator string of insulator string band point replacing with the device of described a kind of electrified replacing linear angle tower insulator string, is characterized in that: comprise the following steps successively:
Step 1: described insulator crossarm and insulating block group are installed;
Step 2: described replacing instrument is installed, and described replacing instrument comprises Wire tensioning screw and insulated tension pole;
Step 3: described insulation pull rope is passed to described insulating block group and described insulation hanging basket is installed;
Step 4: draw described insulation pull rope and make described insulation hanging basket and interior equipotential electrician thereof enter equipotential;
Step 5: tighten up described Wire tensioning screw to shift the extremely described insulated tension pole of load of described insulator string to be replaced;
Step 6: shift described insulator string to be replaced and new insulator string is installed;
Step 7: loosen described Wire tensioning screw and remove described replacing instrument.
Described equipotential is and the hitch point position of level mutually, described insulator string to be replaced lower end.
The load of described insulator string to be replaced is wire.
Before described step 1, also comprise and check personal security's apparatus step.
After described step 7, also comprise and clearing out a gathering place and legacy inspection step.
The device of a kind of electrified replacing linear angle tower insulator string that the utility model provides, be not subject to the impact of insulator string drift angle, extend the position of insulation pull rope hanging point by insulator crossarm, when having guaranteed transmission insulator string and having used insulation hanging basket to enter equipotential, can draw and put in place smoothly by insulation pull rope; In addition, because electrician on straight-line angle tower adopts assembly pulley and insulator crossarm drag rope, therefore can operation on the tower body away from cross-arm, operating position is safer.The device and method of a kind of electrified replacing linear angle tower insulator string that the utility model provides, simple in structure, reasonable in design, safe and reliable, be not subject to the impact of insulator string drift angle, highly versatile, is applicable to wide popularization and application.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 the utility model enters equipotential structural representation.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1-2, a kind of device of electrified replacing linear angle tower insulator string, comprise the replacing instrument 1 for fixing and shift the load of insulator string to be replaced, it is characterized in that: also comprise insulator crossarm 2, insulating block group 3, some eradication edge pull ropes 4 and insulation hanging basket 5, described insulator crossarm 2 is positioned at the cross-arm end of straight-line angle tower, described insulating block group 3 comprises pulley 31 and angle pulley 32, described pulley 31 is positioned at the end of described insulator crossarm 2, described angle pulley 32 is positioned on described straight-line angle tower, described insulation pull rope 4 is through described angle pulley 32 and the described insulation hanging basket 5 of the rear connection of pulley 31.
Described insulator crossarm 2 is a stock, and described insulator crossarm 2 is horizontally disposed with and protrudes from the cross-arm of described straight-line angle tower, and described insulator crossarm 2 is positioned at the top of described insulator string to be replaced 6 lower end hitch points.
Described replacing instrument 1 comprises jig 11, Wire tensioning screw 12, insulated tension pole 13 and for holding the insulating insulator bracket 14 of insulator string 6 to be replaced, described jig 11 comprises upper jig for blocking described insulator string to be replaced 6 upper end hitch points and for blocking the lower jig of described insulator string to be replaced 6 lower end hitch points, described Wire tensioning screw 12 connects described upper jig and insulated tension pole 13, described insulated tension pole 13 is also fixedly connected with described lower jig, on described insulating insulator bracket 14, is provided with pull rope.
Angle between described insulator string to be replaced 6 lower end hitch points and line and the described insulator crossarm 2 of described pulley 31 is 80 ~ 100 °.
Described angle pulley 32 is positioned at the upper right side of described pulley 31.
A kind of method of carrying out a kind of electrified replacing linear angle tower insulator string of insulator string band point replacing with device of electrified replacing linear angle tower insulator string, is characterized in that: comprise the following steps successively:
1, check personal security's instrument: correctly wear personal security's apparatus, checked and supervised by director, send special messenger to measure outfit, check;
2, Deng Ta: No. 1 electrician and No. 2 electricians carry insulation and transmit rope and step on tower, transmits rope in the appropriate location of cross-arm operation by insulation and the coaster that insulate installs and put down described insulation coaster to ground, and then No. 3 electricians and equipotential electrician Deng Ta;
3, transmit Work tool: ground electrician packs described replacing instrument 1, insulation hanging basket 5, insulator crossarm 2, insulating block group 3 and insulation pull rope 4 after insulation coaster into, and cross-arm pulled on by insulation coaster by No. 1 electrician and No. 2 electricians;
4, installing insulating cross-arm and insulating block group: on tower, No. 1 electrician installs insulator crossarm at cross-arm end, the pulley 31 at end that makes insulator crossarm with insulator wire place hanging point substantially on vertical line, on the tower body above setting, install described angle pulley 32, facilitate electrician on tower to manipulate operation at home by rope simultaneously;
5, assembling described replacing instrument 1:1 electrician and No. 2 electricians is responsible for filling described Wire tensioning screw 12, insulated tension pole 13 and 2, No. 3 electricians of insulator crossarm and is responsible for filling described insulation hanging basket 5 and insulating insulator bracket 14;
6, described insulation pull rope 4 is passed to described insulating block group 3 and described insulation hanging basket 5 is installed;
7, equipotential electrician enters highfield: under equipotential electrician electrician's on tower cooperation, utilize described insulation hanging basket 5, by the insulation pull rope 4 on described insulator crossarm 2, insulation hanging basket 5 and equipotential electrician are drawn in to highfield and wire equipotential;
8, shift wire loading: after equipotential electrician installs the lower jig of conductor wire end, insulated tension pole 13 and insulating insulator bracket 14, on tower, No. 1 electrician and No. 2 electricians tighten up described Wire tensioning screw 12 conductor load are transferred to insulated tension pole 13, after no problem, equipotential electrician obtains after work director agreement on inspection, release spring pin unsnap insulator string to be replaced 6 and wire connecting bowl head, and insulator string 6 to be replaced is departed to wire;
9, shift insulator string to be replaced 6 positions the insulator string that more renews: the pull rope that on tower, electrician strains insulating insulator bracket 14 by described insulator crossarm 2 is pulled to insulator 6 strings to be replaced on cross-arm, the insulator string that decomposes afterwards, more renews;
10, new insulator string be installed and removed replacing instrument 1, insulator crossarm 2 and insulating block group 3: using the insulation pull rope 4 on insulator crossarm 2 that the insulator string assembling is reached to wire place by insulating insulator bracket 14, equipotential electrician is connected new insulator string with wire, load onto spring pin, connect reliably on inspection, director reports; No. 1 electrician and No. 2 electricians obtain after director's agreement, unclamp Wire tensioning screw 12, remove insulated tension pole 13, Wire tensioning screw 12, insulating insulator bracket 14, insulator crossarm 2, insulating block group 3 and reach ground, under equipotential electrician electrician's on tower cooperation, utilize insulation hanging basket 5 to exit highfield, the instrument of dismounting is reached to ground;
11, return to ground: check on wire without returning to ground after legacy and clearing out a gathering place.
Described equipotential is and the described insulator string 6 lower end hitch points to be replaced position of level mutually.
The load of described insulator string to be replaced 6 is wire.
The above is only preferred implementation of the present utility model; be noted that for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (5)
1. the device of an electrified replacing linear angle tower insulator string, comprise the replacing instrument (1) for fixing and shift the load of insulator string to be replaced, it is characterized in that: also comprise insulator crossarm (2), insulating block group (3), some eradication edge pull ropes (4) and insulation hanging basket (5), described insulator crossarm (2) is positioned at the cross-arm end of straight-line angle tower, described insulating block group (3) comprises pulley (31) and angle pulley (32), described pulley (31) is positioned at the end of described insulator crossarm (2), described angle pulley (32) is positioned on described straight-line angle tower, described insulation pull rope (4) is through the rear described insulation hanging basket (5) that is connected of described angle pulley (32) and pulley (31).
2. the device of a kind of electrified replacing linear angle tower insulator string according to claim 1, it is characterized in that: described insulator crossarm (2) is a stock, described insulator crossarm (2) is horizontally disposed with and protrudes from the cross-arm of described straight-line angle tower, and described insulator crossarm (2) is positioned at the top of described insulator string to be replaced (6) lower end hitch point.
3. the device of a kind of electrified replacing linear angle tower insulator string according to claim 1, it is characterized in that: described replacing instrument (1) comprises jig (11), Wire tensioning screw (12), insulated tension pole (13) and for holding the insulating insulator bracket (14) of insulator string to be replaced (6), described jig (11) comprises upper jig for blocking described insulator string to be replaced (6) upper end hitch point and for blocking the lower jig of described insulator string to be replaced (6) lower end hitch point, described Wire tensioning screw (12) connects described upper jig and insulated tension pole (13), described insulated tension pole (13) is also fixedly connected with described lower jig, described insulating insulator bracket is provided with pull rope on (14).
4. the device of a kind of electrified replacing linear angle tower insulator string according to claim 1, is characterized in that: the angle between described insulator string to be replaced (6) lower end hitch point and line and the described insulator crossarm (2) of described pulley (31) is 80 ~ 100 °.
5. the device of a kind of electrified replacing linear angle tower insulator string according to claim 1, is characterized in that: described angle pulley (32) is positioned at the upper right side of described pulley (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420001876.3U CN203690799U (en) | 2014-01-02 | 2014-01-02 | Device for replacing suspension angle tower insulator string in live state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420001876.3U CN203690799U (en) | 2014-01-02 | 2014-01-02 | Device for replacing suspension angle tower insulator string in live state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203690799U true CN203690799U (en) | 2014-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420001876.3U Expired - Lifetime CN203690799U (en) | 2014-01-02 | 2014-01-02 | Device for replacing suspension angle tower insulator string in live state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203690799U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746316A (en) * | 2014-01-02 | 2014-04-23 | 国家电网公司 | Device and method for replacing insulator string of straight corner tower in hot-line work mode |
| CN109802329A (en) * | 2019-01-31 | 2019-05-24 | 中国电力科学研究院有限公司 | Electrification enters 750 kilovolts of quadri-circuit lines on the same tower road equipotential methods |
| CN111313320A (en) * | 2020-02-24 | 2020-06-19 | 国网福建省电力有限公司龙岩供电公司 | Replacing appliance |
-
2014
- 2014-01-02 CN CN201420001876.3U patent/CN203690799U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746316A (en) * | 2014-01-02 | 2014-04-23 | 国家电网公司 | Device and method for replacing insulator string of straight corner tower in hot-line work mode |
| CN103746316B (en) * | 2014-01-02 | 2016-03-02 | 国家电网公司 | A kind of device and method of electrified replacing linear angle tower insulator string |
| CN109802329A (en) * | 2019-01-31 | 2019-05-24 | 中国电力科学研究院有限公司 | Electrification enters 750 kilovolts of quadri-circuit lines on the same tower road equipotential methods |
| CN111313320A (en) * | 2020-02-24 | 2020-06-19 | 国网福建省电力有限公司龙岩供电公司 | Replacing appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100761 West Chang'an Avenue, Beijing, No. 86, No. Co-patentee after: JIANGSU ELECTRIC POWER Co. Patentee after: State Grid Corporation of China Co-patentee after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. MAINTENANCE BRANCH Co-patentee after: China Electric Power Research Institute Address before: 100761 West Chang'an Avenue, Beijing, No. 86, No. Co-patentee before: JIANGSU ELECTRIC POWER Co. Patentee before: State Grid Corporation of China Co-patentee before: MAINTENANCE DIVISION OF STATE GRID JIANGSU ELECTRIC POWER Co. Co-patentee before: China Electric Power Research Institute Address after: 100761 West Chang'an Avenue, Beijing, No. 86, No. Co-patentee after: JIANGSU ELECTRIC POWER Co. Patentee after: State Grid Corporation of China Co-patentee after: MAINTENANCE DIVISION OF STATE GRID JIANGSU ELECTRIC POWER Co. Co-patentee after: China Electric Power Research Institute Address before: 100761 West Chang'an Avenue, Beijing, No. 86, No. Co-patentee before: JIANGSU ELECTRIC POWER Co. Patentee before: State Grid Corporation of China Co-patentee before: JIANGSU ELECTRIC POWER COMPANY MAINTENANCE BRANCH Co-patentee before: China Electric Power Research Institute |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |
|
| CX01 | Expiry of patent term |