CN103746316B - A kind of device and method of electrified replacing linear angle tower insulator string - Google Patents
A kind of device and method of electrified replacing linear angle tower insulator string Download PDFInfo
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- CN103746316B CN103746316B CN201410001305.4A CN201410001305A CN103746316B CN 103746316 B CN103746316 B CN 103746316B CN 201410001305 A CN201410001305 A CN 201410001305A CN 103746316 B CN103746316 B CN 103746316B
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Abstract
The invention discloses a kind of device and method of electrified replacing linear angle tower insulator string, device comprises for fixing and shifting the replacing instrument (1) of 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); Method comprises installs described insulator crossarm (2) and insulating block group (3); Described replacing instrument (1) is installed; Described insulation pull rope (4) is installed described insulation hanging basket (5) through described insulating block group (3); Drawing described insulation pull rope (4) makes described insulation hanging basket (5) and interior equipotential electrician thereof enter the steps such as equipotential.The device and method of a kind of electrified replacing linear angle tower insulator string provided by the invention, structure is simple, reasonable in design, safe and reliable, and not by the impact of insulator string drift angle, highly versatile, is applicable to wide popularization and application.
Description
Technical field
The present invention relates to a kind of device and method of electrified replacing linear angle tower insulator string, particularly relate to a kind of device and method that can realize the 500kV line linear angle tower insulator string of the different turriform of charged for replacement, belong 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, is mainly used to carry the load of wire and keep the electric insulation of wire and shaft tower itself.Owing to working under the long-term environment out of doors of insulator, more easily there is defect.Because straight-line angle tower wire deflects 0 °-20 °, insulator string is caused to be subject to a horizontal loading, deflect, the wire place hanging point of insulator can cross the distalmost end of cross-arm, in now traditional tangent tower operational method, on tower, operating personnel cannot use rope that equal potential working personnel and insulator are drawn to wire place.
Summary of the invention
Technical problem to be solved by this invention is, no matter straight-line angle tower wire deflects much angles to provide one, all can utilize insulation pull rope by equipotential electrician traction to the device and method of the electrified replacing linear angle tower insulator string at wire place by increasing to arrange insulator crossarm to reach.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of device of electrified replacing linear angle tower insulator string, comprise for fixing and shifting the replacing instrument of 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 is connected described insulation hanging basket after pulley.
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 lower end to be replaced hitch point.
Described replacing instrument comprises jig, Wire tensioning screw, insulated tension pole and the insulating insulator bracket for holding insulator string to be replaced, described jig comprises for blocking the upper jig of described insulator string upper end to be replaced hitch point and the lower jig for blocking described insulator string lower end to be replaced 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, and described insulating insulator bracket is provided with pull rope.
Angle between the line of described insulator string lower end hitch point to be replaced and described pulley and described insulator crossarm is 80 ~ 100 °.
Described angle pulley is positioned at the upper right side of described pulley.
Use the device of described a kind of electrified replacing linear angle tower insulator string to carry out the method for a kind of electrified replacing linear angle tower insulator string of insulator ribbon point replacing, it is characterized in that: comprise the following steps successively:
Step one: install described insulator crossarm and insulating block group;
Step 2: install described replacing instrument, described replacing instrument comprises Wire tensioning screw and insulated tension pole;
Step 3: described insulation pull rope is passed described insulating block group and installs described insulation hanging basket;
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 load of described insulator string to be replaced to described insulated tension pole;
Step 6: shift described insulator string to be replaced and install new insulator string;
Step 7: loosen described Wire tensioning screw and remove described replacing instrument.
Described equipotential is the position with described insulator string lower end to be replaced hitch point level mutually.
The load of described insulator string to be replaced is wire.
Also comprise before described step one and check personal security's apparatus step.
Also comprise after described step 7 and clearing out a gathering place and legacy inspection step.
The device and method of a kind of electrified replacing linear angle tower insulator string provided by the invention, not by the impact of insulator string drift angle, the position of insulation pull rope hanging point is extended by insulator crossarm, ensure that and transmit insulator string with when using insulation hanging basket to enter equipotential, can be drawn smoothly by insulation pull rope and put in place; In addition, because electrician on straight-line angle tower adopts assembly pulley and insulator crossarm drag rope, therefore can away from operation on the tower body of cross-arm, operating position is safer.The device and method of a kind of electrified replacing linear angle tower insulator string provided by the invention, structure is simple, reasonable in design, safe and reliable, and not by 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 invention;
Fig. 2 the present invention enters equipotential structural representation.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1-2, a kind of device of electrified replacing linear angle tower insulator string, comprise for fixing and shifting the replacing instrument 1 of 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 passes described angle pulley 32 and is connected described insulation hanging basket 5 after 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 point.
Described replacing instrument 1 comprises jig 11, Wire tensioning screw 12, insulated tension pole 13 and the insulating insulator bracket 14 for holding insulator string 6 to be replaced, described jig 11 comprises for blocking the upper jig of described insulator string to be replaced 6 upper end hitch point and the lower jig for blocking 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, and described insulating insulator bracket 14 is provided with pull rope.
Angle between the line of described insulator string to be replaced 6 lower end hitch point and described pulley 31 and described insulator crossarm 2 is 80 ~ 100 °.
Described angle pulley 32 is positioned at the upper right side of described pulley 31.
Use a kind of device of electrified replacing linear angle tower insulator string to carry out the method for a kind of electrified replacing linear angle tower insulator string of insulator ribbon point replacing, it is characterized in that: comprise the following steps successively:
1, check personal security's instrument: correct wearing personal security 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 transmission rope and step on tower, in the appropriate location of cross-arm operation, insulation are transmitted coaster of restricting and insulate and install and put down described insulation coaster to ground, and then No. 3 electricians and equipotential electrician Deng Ta;
3, Work tool is transmitted: after described replacing instrument 1, insulation hanging basket 5, insulator crossarm 2, insulating block group 3 and insulation pull rope 4 are loaded insulation coaster by ground electrician, insulation coaster is pulled on cross-arm 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 the end of insulator crossarm is on vertical line substantially with insulator wire place hanging point, tower body simultaneously above setting installs described angle pulley 32, facilitates electrician on tower to manipulate operation at home by rope;
5, assemble described replacing instrument 1:1 electrician and No. 2 electricians to be responsible for filling described Wire tensioning screw 12, insulated tension pole 13 and insulator crossarm 2, No. 3 electricians and to be responsible for filling described insulation hanging basket 5 and insulating insulator bracket 14;
6, described insulation pull rope 4 is passed described insulating block group 3 and installs described insulation hanging basket 5;
7, equipotential electrician enters highfield: utilize described insulation hanging basket 5 under the cooperation of equipotential electrician electrician on tower, by the insulation pull rope 4 on described insulator crossarm 2, insulation hanging basket 5 and equipotential electrician is drawn in highfield and wire equipotential;
8, wire loading is shifted: after the lower jig of conductor wire end, insulated tension pole 13 and insulating insulator bracket 14 install by equipotential electrician, on tower, No. 1 electrician and No. 2 electricians tighten up described Wire tensioning screw 12 and conductor load are transferred to insulated tension pole 13, after after no problem, equipotential electrician obtains work director agreement on inspection, release spring pin to unsnap insulator string to be replaced 6 and wire connecting bowl head, and insulator string 6 to be replaced is departed from wire;
9, insulator string 6 position to be replaced is shifted and the insulator string that more renews: insulator 6 string to be replaced is pulled on cross-arm by the pull rope that on tower, electrician strains insulating insulator bracket 14 by described insulator crossarm 2, the insulator string decompose afterwards, more renewed;
10, new insulator string be installed and remove 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 assembled is reached wire place by insulating insulator bracket 14, new insulator string is connected with wire by equipotential electrician, load onto spring pin, connect reliable on inspection, report director; After No. 1 electrician and No. 2 electricians obtain 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 reach ground, utilize insulation hanging basket 5 to exit highfield under the cooperation of equipotential electrician electrician on tower, the instrument of dismounting is reached ground;
11, ground is returned to: check on wire without returning to ground after legacy and clearing out a gathering place.
Described equipotential is the position with described insulator string 6 lower end to be replaced hitch point level mutually.
The load of described insulator string to be replaced 6 is wire.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. the device of an electrified replacing linear angle tower insulator string, comprise for fixing and shifting the replacing instrument (1) of 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 connected described insulation hanging basket (5) afterwards through described angle pulley (32) and 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 point, angle between the line of described insulator string to be replaced (6) lower end hitch point and described pulley (31) and described insulator crossarm (2) is 80 ~ 100 °, described angle pulley (32) is positioned at the upper right side of described pulley (31), described pulley (31) is positioned at one end end that described insulator crossarm (2) protrudes from the cross-arm of described straight-line angle tower.
2. 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 the insulating insulator bracket (14) for holding insulator string to be replaced (6), described jig (11) comprises for blocking the upper jig of described insulator string to be replaced (6) upper end hitch point and the lower jig for blocking 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, (14) are provided with pull rope to described insulating insulator bracket.
3. use the device of a kind of electrified replacing linear angle tower insulator string according to claim 1 to carry out the method for a kind of electrified replacing linear angle tower insulator string of insulator string charged for replacement, it is characterized in that: comprise the following steps successively:
Step one: install described insulator crossarm (2) and insulating block group (3);
Step 2: install described replacing instrument (1), described replacing instrument (1) comprises Wire tensioning screw (12) and insulated tension pole (13);
Step 3: described insulation pull rope (4) is installed described insulation hanging basket (5) through described insulating block group (3);
Step 4: draw described insulation pull rope (4) and make described insulation hanging basket (5) and interior equipotential electrician thereof enter equipotential;
Step 5: tighten up described Wire tensioning screw (12) to shift the load of described insulator string to be replaced (6) to described insulated tension pole (13);
Step 6: shift described insulator string to be replaced (6) and install new insulator string;
Step 7: loosen described Wire tensioning screw (12) and remove described replacing instrument (1).
4. the method for a kind of electrified replacing linear angle tower insulator string according to claim 3, is characterized in that: described equipotential is the position with described insulator string to be replaced (6) lower end hitch point level mutually.
5. the method for a kind of electrified replacing linear angle tower insulator string according to claim 3, is characterized in that: the load of described insulator string to be replaced (6) is wire.
6. the method for a kind of electrified replacing linear angle tower insulator string according to claim 3, is characterized in that: also comprise before described step one and check personal security's apparatus step.
7. the method for a kind of electrified replacing linear angle tower insulator string according to claim 3, is characterized in that: also comprise after described step 7 and clearing out a gathering place and legacy inspection step.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410001305.4A CN103746316B (en) | 2014-01-02 | 2014-01-02 | A kind of device and method of electrified replacing linear angle tower insulator string |
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| CN201410001305.4A CN103746316B (en) | 2014-01-02 | 2014-01-02 | A kind of device and method of electrified replacing linear angle tower insulator string |
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| CN103746316A CN103746316A (en) | 2014-04-23 |
| CN103746316B true CN103746316B (en) | 2016-03-02 |
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| CN201410001305.4A Active CN103746316B (en) | 2014-01-02 | 2014-01-02 | A kind of device and method of electrified replacing linear angle tower insulator string |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104283146B (en) * | 2014-07-07 | 2017-01-04 | 中国南方电网有限责任公司超高压输电公司南宁局 | A kind of device and method changing insulator chain |
| CN104143782B (en) * | 2014-07-15 | 2016-08-24 | 中国南方电网有限责任公司超高压输电公司南宁局 | The electrification replacing tool of one ± 800kV line tension insulator chain and method |
| CN107123948B (en) * | 2017-06-29 | 2018-12-21 | 国网河南省电力公司济源供电公司 | A kind of replacement route weight sheet devices |
| WO2019124299A1 (en) * | 2017-12-18 | 2019-06-27 | 株式会社永木精機 | Insulator separation method, direction conversion tool used in said method, utility pole suspension device, insulator support tool, and tool for fixing to utility pole |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048286A (en) * | 1989-06-22 | 1991-01-02 | 西伯利亚科学研究院能源研究所 | On charged overhead transmission line, change the method and apparatus of defectiveness porcelain insulator in the suspension insulator string |
| CN102136693A (en) * | 2010-12-28 | 2011-07-27 | 中国南方电网有限责任公司超高压输电公司百色局 | Method and device for realizing long-distance equal electric potential access of winch hanging basket guide rail |
| CN203690799U (en) * | 2014-01-02 | 2014-07-02 | 国家电网公司 | Device for replacing suspension angle tower insulator string in live state |
-
2014
- 2014-01-02 CN CN201410001305.4A patent/CN103746316B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048286A (en) * | 1989-06-22 | 1991-01-02 | 西伯利亚科学研究院能源研究所 | On charged overhead transmission line, change the method and apparatus of defectiveness porcelain insulator in the suspension insulator string |
| CN102136693A (en) * | 2010-12-28 | 2011-07-27 | 中国南方电网有限责任公司超高压输电公司百色局 | Method and device for realizing long-distance equal electric potential access of winch hanging basket guide rail |
| CN203690799U (en) * | 2014-01-02 | 2014-07-02 | 国家电网公司 | Device for replacing suspension angle tower insulator string in live state |
Non-Patent Citations (1)
| Title |
|---|
| 带电更换500kV直线转角塔绝缘子串通用工具;智润仓等;《山西电力》;20061031(第135期);第27-28页 * |
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Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing 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: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing 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: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing 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: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing 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 |