CN205381879U - A lift by crane instrument for 35 -110kV isolator overhauls - Google Patents

A lift by crane instrument for 35 -110kV isolator overhauls Download PDF

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Publication number
CN205381879U
CN205381879U CN201620110880.2U CN201620110880U CN205381879U CN 205381879 U CN205381879 U CN 205381879U CN 201620110880 U CN201620110880 U CN 201620110880U CN 205381879 U CN205381879 U CN 205381879U
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CN
China
Prior art keywords
pedestal
base
bar
lifting
fixes bar
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Active
Application number
CN201620110880.2U
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Chinese (zh)
Inventor
刘厚康
张羽
平夏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Huainan Power Supply Co of State Grid Anhui Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Huainan Power Supply Co of State Grid Anhui Electric Power Co Ltd
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Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Huainan Power Supply Co of State Grid Anhui Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201620110880.2U priority Critical patent/CN205381879U/en
Application granted granted Critical
Publication of CN205381879U publication Critical patent/CN205381879U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a be used for 35 the instrument that lifts by crane that 110kV isolator overhauld, include base portion and lift by crane the part, base portion includes base and stand, the base includes at the base dead lever of coplanar no. 1, base dead lever no. 2, base dead lever no. 3, base dead lever no. 4, base dead lever no. 1 is unanimous with three length of base dead lever just to be parallel to each other, base dead lever no. 2 is unanimous with four length of base dead lever just to be parallel to each other, stand and the base perpendicular setting in one side, the stand with the base is connected through a plurality of bracing pieces, lift by crane the part, including the davit, the davit top is equipped with matched with wire rope, the winding motor at the davit rear is established in the connection of wire rope rear end, winding motor is located the top of stand, the wire rope front end is walked around the pulley in davit the place ahead and is connected with the lifting hook, base portion's stand with it connects to lift by crane some rotations. The utility model discloses the dismouting is simple, convenient to use.

Description

A kind of lifting tool for the maintenance of 35-110kV disconnecting switch
Technical field
The utility model relates to a kind of lifting tool, a kind of lifting tool for the maintenance of 35-110kV disconnecting switch.
Background technology
Along with developing rapidly of power industry, isolation plug-in strip electrical equipment puts into operation in a large number, plug-in strip is isolated as using most common GW4/GW5-126, substantial amounts of isolation plug-in strip is had to need corresponding maintenance and change, and now due to require interval the most possible little of floor space, cause converting equipment densification, and isolate plug-in strip maintenance, change owing to peripheral equipment is charged and the restriction of cable duct, crane cannot use, the isolation maintenance of GW4/GW5 type, replacing lifting difficulty.
At present, in administrative transformer station of certain electric company, there are 809 GW4/GW5 disconnecting switch (disconnecting link), have 270 multiple stage to need maintenance every year according to 3 years time between overhauls(TBO)s statistics.Such as when certain electric company's somewhere 110kV GW4/GW5 plug-in strip is changed, owing to neighbouring charging equipment distance is near, crane cannot be used, original method is by manpower, disconnecting link (single-phase about 200kg weight) to be carried on disconnecting link pedestal (about 3 meters high) merely, it is low that this allows for technological transformation operating efficiency, and is susceptible to fall security incidents such as falling.
Utility model content
The purpose of this utility model is to provide a kind of operating efficiency that improves, the auxiliary lifting device of reduction potential safety hazard, it is further provided a kind of auxiliary lifting device being applicable to GW4/GW5 type disconnecting switch erecting bed.
The utility model is for solving technical problem by the following technical solutions:
A kind of lifting tool for the maintenance of 35-110kV disconnecting switch, including base portion and lifting part, described base portion includes pedestal and column, described pedestal is included in that conplane pedestal fixes bar one, pedestal fixes bar two, pedestal fixes bar three, pedestal fixes bar four, described pedestal fixes bar one, and fix bar three length with pedestal consistent and be parallel to each other, described pedestal fixes bar two, and fix bar four length with pedestal consistent and be parallel to each other, described column is vertically arranged with pedestal side, and described column is connected by multiple support bars with described pedestal;
Described lifting part, including arm, described arm is arranged over the steel wire rope matched, and described steel wire rope rear end connects the elevator motor being located at arm rear, described elevator motor is positioned at the top of described column, and the pulley in arm front is walked around in described steel wire rope front end and connection has suspension hook;
The column of described base portion is connected with described lifting partial turn.
Design feature of the present utility model also resides in:
Described pedestal fixes bar two, pedestal is fixed bar four and is provided with multiple fixing hole for being bolted on job position.
Described pedestal fixes bar two, pedestal is fixed bar four and is longer than that described pedestal fixes bar one, pedestal fixes bar three.
The plurality of support bar is four.
Postive stop baffle it is provided with for protecting described pulley at described pulley.
1, tailored appearance of the present utility model is simple to operate light, it is simple to handling;
2, motor of the present utility model replaces manual work, is greatly shortened equipment dismounting, set-up time, improves operating efficiency, reduces potential safety hazard;
3, the utility model solves in transformer station due to close together with electrical body or have cable duct restriction to make the large-scale non-serviceable problem of crane instrument.
4, the utility model use separately installed technology, the utility model is divided into base portion and lifting part are respectively mounted so that carry, install light.
Accompanying drawing explanation
Fig. 1 the utility model structural representation
The reference table of comparisons in figure: pedestal 1, pedestal fix bar 1, pedestal fixes bar 2 12, pedestal fixes bar 3 13, pedestal fixes bar 4 14, column 2, support bar 3, arm 4, steel wire rope 5, elevator motor 6, pulley 7, postive stop baffle 71, suspension hook 8, fixing hole 9.
Detailed description of the invention
As shown in Figure 1, a kind of lifting tool for the maintenance of 35-110kV disconnecting switch, including base portion and lifting part, described base portion includes pedestal 1 and column 2, described pedestal is included in conplane pedestal and fixes bar 1, pedestal fixes bar 2 12, pedestal fixes bar 3 13, pedestal fixes bar 4 14, described pedestal fixes bar one, and fix bar three length with pedestal consistent and be parallel to each other, described pedestal fixes bar two, and fix bar four length with pedestal consistent and be parallel to each other, described column is vertically arranged with pedestal side, described column is connected by multiple support bars 3 with described pedestal;The plurality of support bar makes base portion more stable.
Described lifting part, including arm 4, described arm is arranged over the steel wire rope 5 matched, and described steel wire rope rear end connects the elevator motor 6 being located at arm rear, described elevator motor is positioned at the top of described column, described steel wire rope front end walk around arm front pulley 7 and connect have suspension hook 8;The utility model uses hoist engine locking technique, and when motor loses power supply, hoist engine cannot rotate, and prevents isolating plug-in strip during equipment dead electricity and falls, improves job security.
The column of described base portion is connected with described lifting partial turn.Described it is rotationally connected as being connected by bearing, makes the described lifting part can be with 360 ° of rotations.The top of described column is provided with a sleeve, and lifting part is arranged on described sleeve.Being connected by bearing between described sleeve with described column, sleeve can rotate around the center line of described column, so that described lifting part can around the rotation of 360 ° of described column, and rotate convenient and swift, maintenance maintenance is simple.
The utility model is divided into base portion and lifting part to be respectively mounted, it is simple to installing/dismounting.
Described pedestal fixes bar two, pedestal is fixed bar four and is provided with multiple fixing hole 9 for being bolted on job position.Ensure stability of the present utility model.
Described pedestal fixes bar two, pedestal is fixed bar four and is longer than that described pedestal fixes bar one, pedestal fixes bar three.The part grown is again provided with fixing hole.
The plurality of support bar is four.Described four support bars are fixed four angles of bar formation respectively and are connected with four pedestals.
Postive stop baffle 71 it is provided with for protecting described pulley at described pulley.Prevent from slinging disconnecting switch time break described pulley.
Described base portion and described rotating part need the position of load-bearing all to use high intensity, low-density, corrosion-resistant material.
Base portion of the present utility model in use, is first fixed by bolts to job position according to the size of disconnecting link cross-arm by the utility model, and safety belt can be connected by work high above the ground personnel with base portion of the present utility model;The most afterwards lifting part is installed in base portion, and tests rotation flexibly, and hang on suspension hook with lifting rope after fixing for disconnecting switch;Finally, making elevator motor switch on power, disconnecting switch is lifted by crane by the utility model, makes the base of disconnecting switch exceed bottom channel-section steel, lifts and rotate to specific bit and postpone, fall suspension hook, complete lifting, inverse operation during dismounting.
Above the utility model preferred embodiment is described, but is not to be construed as limitations on claims.The utility model is not only limited to above example, its concrete structure allows to change, those skilled in the art can make various change and deformation according to the utility model, without departing from spirit of the present utility model, belongs to scope defined in the utility model claims.

Claims (5)

1. for a lifting tool for 35-110kV disconnecting switch maintenance, including base portion and lifting part, it is characterised in that:
Described base portion includes pedestal (1) and column (2), described pedestal (1) is included in conplane pedestal and fixes bar one (11), pedestal fixes bar two (12), pedestal fixes bar three (13), pedestal fixes bar four (14), described pedestal fixes bar one (11), and fix bar three (13) length with pedestal consistent and be parallel to each other, described pedestal fixes bar two (12), and fix bar four (14) length with pedestal consistent and be parallel to each other, described column (2) is vertically arranged with pedestal (1) side, described column (2) is connected by multiple support bars (3) with described pedestal (1);
Described lifting part, including arm (4), described arm (4) is arranged over the steel wire rope (5) matched, described steel wire rope (5) rear end connects the elevator motor (6) being located at arm (4) rear, described elevator motor (6) is positioned at the top of described column (2), described steel wire rope (5) front end walk around arm (4) front pulley (7) and connect have suspension hook (8);
The column (2) of described base portion is connected with described lifting partial turn.
A kind of lifting tool for the maintenance of 35-110kV disconnecting switch the most according to claim 1, it is characterised in that: described pedestal fixes bar two (12), pedestal is fixed bar four (14) and is provided with multiple fixing hole (9) and is used for being bolted on job position.
A kind of lifting tool for the maintenance of 35-110kV disconnecting switch the most according to claim 1, it is characterised in that: described pedestal fixes bar two (12), pedestal is fixed bar four (14) and is longer than that described pedestal fixes bar one (11), pedestal fixes bar three (13).
A kind of lifting tool for the maintenance of 35-110kV disconnecting switch the most according to claim 1, it is characterised in that: the plurality of support bar (3) is four.
A kind of lifting tool for the maintenance of 35-110kV disconnecting switch the most according to claim 1, it is characterised in that: described pulley (7) place is provided with postive stop baffle (71) and is used for protecting described pulley.
CN201620110880.2U 2016-02-03 2016-02-03 A lift by crane instrument for 35 -110kV isolator overhauls Active CN205381879U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620110880.2U CN205381879U (en) 2016-02-03 2016-02-03 A lift by crane instrument for 35 -110kV isolator overhauls

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620110880.2U CN205381879U (en) 2016-02-03 2016-02-03 A lift by crane instrument for 35 -110kV isolator overhauls

Publications (1)

Publication Number Publication Date
CN205381879U true CN205381879U (en) 2016-07-13

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CN (1) CN205381879U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106081940A (en) * 2016-08-30 2016-11-09 王建 A kind of weight crane for roof
CN108328491A (en) * 2018-01-11 2018-07-27 中建钢构有限公司 A kind of Mobile hoisting equipment of Super High Core Walls Structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106081940A (en) * 2016-08-30 2016-11-09 王建 A kind of weight crane for roof
CN108328491A (en) * 2018-01-11 2018-07-27 中建钢构有限公司 A kind of Mobile hoisting equipment of Super High Core Walls Structure

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