CN110620351A - Special tool for replacing linear insulator of power transmission line - Google Patents

Special tool for replacing linear insulator of power transmission line Download PDF

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Publication number
CN110620351A
CN110620351A CN201910933857.1A CN201910933857A CN110620351A CN 110620351 A CN110620351 A CN 110620351A CN 201910933857 A CN201910933857 A CN 201910933857A CN 110620351 A CN110620351 A CN 110620351A
Authority
CN
China
Prior art keywords
gear
equipment
transmission line
special tool
rack
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.)
Pending
Application number
CN201910933857.1A
Other languages
Chinese (zh)
Inventor
隋海林
宋海涛
朱琳娜
孙英杰
王洪梅
王谊宾
刘立婷
范巧丽
刘致远
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 Shandong Electric Power Co Qixia Power Supply Co
Original Assignee
State Grid Shandong Electric Power Co Qixia Power Supply Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Shandong Electric Power Co Qixia Power Supply Co filed Critical State Grid Shandong Electric Power Co Qixia Power Supply Co
Priority to CN201910933857.1A priority Critical patent/CN110620351A/en
Publication of CN110620351A publication Critical patent/CN110620351A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/34Crane hooks
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables

Abstract

The invention belongs to the field of special tools for insulators, in particular to a special tool for replacing linear insulators of a power transmission line, which aims at solving the problems that the existing hoisting equipment is mostly a single hook, the stress is not uniform in the hoisting process, meanwhile, the hoisting equipment is hoisted by using ropes, and the ropes are wound in the hoisting process, the special tool comprises an equipment body, wherein the equipment body is of a hollow structure, a rotating shaft is movably arranged between the inner walls of the equipment body, a first gear and a second gear are sleeved on the rotating shaft, the number of the second gears is two, the second gears are symmetrically arranged on two sides of the first gear, a rotating motor is arranged on one side of the inner wall of the equipment body, and the rotating motor is connected with a rotating shaft through an output shaft, so that the special tool is reasonable in structure, low in production cost and capable of ensuring the balance of hoisting wires, the construction is convenient, the working efficiency can be improved, and the using requirement is met.

Description

Special tool for replacing linear insulator of power transmission line
Technical Field
The invention relates to the technical field of special tools for insulators, in particular to a special tool for replacing a linear insulator of a power transmission line.
Background
The insulator is a special insulating control and can play an important role in an overhead transmission line. Early-year insulators are mostly used for telegraph poles, and a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower which is gradually developed, are used for increasing creepage distance and are usually made of glass or ceramics, namely insulators. The insulator should not lose efficacy because the environment and the various electromechanical stress that the electrical load condition changes and lead to, otherwise the insulator just can not produce great effect, will harm the use and the running life of whole circuit, the insulator is in service because the gravity and the tension that receive the wire, wind-force, cover ice weight, perhaps damage can appear in the circumstances such as wire vibration, the insulator damages the back and need be hoisted the wire through hoist and mount, then change the wire, hoisting equipment who exists now is mostly single couple, the inhomogeneous condition of atress can appear often in hoist and mount in-process, hoisting equipment hoists simultaneously and uses the rope more to hoist and mount, the winding condition of rope can appear in the hoist and mount in-process, influence work efficiency, the demand that can not use is satisfied.
Disclosure of Invention
The invention aims to solve the problems that the existing hoisting equipment is mostly provided with a single hook, the stress is often uneven in the hoisting process, and the hoisting equipment is hoisted by using a rope, so that the rope is wound in the hoisting process.
In order to achieve the purpose, the invention adopts the following technical scheme:
a special tool for replacing a linear insulator of a power transmission line comprises an equipment body, wherein the equipment body is of a hollow structure, a rotating shaft is movably arranged between the inner walls of the equipment body, a first gear and a second gear are sleeved on the rotating shaft, the number of the second gears is two, the second gears are symmetrically arranged on two sides of the first gear, a rotating motor is arranged on one side of the inner wall of the equipment body and is connected with a rotating shaft through an output shaft, one end, far away from the rotating motor, of the rotating shaft is connected with a third gear, the third gear is meshed with the second gear, racks are symmetrically arranged on two sides of the third gear and are meshed with the first gear, first through holes are symmetrically formed in the top end of the equipment body, the racks extend out of the equipment body through the first through holes, the racks are movably arranged in the first through holes, and second through holes are formed in the bottom end of the equipment body, and the rack extends to the outside of the equipment body through the second through hole, the rack is movably arranged in the second through hole, one side of the rack, which is far away from the third gear, is provided with a movable support, fixed grooves are symmetrically formed in the two sides of the inner wall of the equipment body, and the movable support extends into the fixed grooves.
Preferably, the spout has been seted up to the inner wall bilateral symmetry of fixed recess, and the bilateral symmetry of movable support is equipped with the slider, the slider activity is located in the spout, one side symmetry that the rack was kept away from to the fixed bolster is equipped with the installing support, be equipped with the loose axle between the installing support, the cover is equipped with the gyro wheel on the loose axle, and the gyro wheel locates between the installing support, be equipped with the slide rail on the inner wall bottom of fixed recess, and the gyro wheel activity is located on the slide rail.
Preferably, the below symmetry of equipment body is equipped with first couple, and just first couple is located on the rack, the top center department of equipment body is equipped with the second couple.
Preferably, the inner wall bilateral symmetry of equipment body has seted up and has rotated the recess, be equipped with the bearing in rotating the recess, and the both ends of axis of rotation are located in the bearing.
Preferably, a third through hole is formed in the roller, the movable shaft penetrates through the roller through the third through hole, and the movable shaft is movably arranged in the third through hole.
Preferably, one side of the equipment body is provided with a two-way switch, and the equipment body is internally provided with a storage battery, the two-way switch comprises a first switch and a second switch, the positive pole of the first switch is connected with the negative pole of the storage battery through a power transmission line, the positive pole of the storage battery is connected with the negative pole of a rotating motor through a power transmission line, the positive pole of the rotating motor is connected with the negative pole of the first switch through a power transmission line, the positive pole of the second switch is connected with the negative pole of the storage battery through a power transmission line, the positive pole of the storage battery is connected with the positive pole of the rotating motor through a power transmission line, and the negative pole of the rotating.
Preferably, the ratio of the radius of the first gear to the radius of the second gear is 2:1, and the ratio of the radius of the second gear to the radius of the third gear is 1: 4.
According to the special tool for replacing the linear insulator of the power transmission line, the balance of a hoisted wire can be guaranteed by adding the two first hooks, the insulator can be conveniently changed, the transmission can be conveniently realized by utilizing the radius ratio of the first gear, the second gear and the third gear, the working efficiency is increased, meanwhile, the rack can be prevented from being wound by utilizing the rack, the working time is saved, the rack can move in a linear manner by virtue of the fact that the sliding block can move in the sliding groove, and meanwhile, the positioning effect is realized;
the wire lifting device is reasonable in structure and low in production cost, can ensure the balance of a lifted wire, is convenient to construct, can improve the working efficiency and meets the use requirement.
Drawings
Fig. 1 is a schematic structural diagram of a special tool for replacing a linear insulator of a power transmission line according to the present invention;
fig. 2 is a schematic side view of a movable support of a special tool for replacing a linear insulator of a power transmission line according to the present invention;
fig. 3 is a schematic view of a structure of a fixing groove of the special tool for replacing the linear insulator of the power transmission line provided by the invention.
In the figure: the device comprises a device body 1, a rotating shaft 2, a first gear 3, a second gear 4, a rotating motor 5, a rotating shaft 6, a third gear 7, a rack 8, a first through hole 9, a second through hole 10, a movable support 11, a fixed groove 12, a sliding groove 13, a sliding block 14, a mounting support 15, a movable shaft 16, a roller 17, a sliding rail 18, a first hook 19, a second hook 20, a rotating groove 21 and a rotating shaft 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a special tool for replacing a linear insulator of a power transmission line comprises an equipment body 1, wherein the equipment body 1 is of a hollow structure, a rotating shaft 2 is movably arranged between the inner walls of the equipment body 1, a first gear 3 and a second gear 4 are sleeved on the rotating shaft 2, the number of the second gears 4 is two, the second gears 4 are symmetrically arranged on two sides of the first gear 3, a rotating motor 5 is arranged on one side of the inner wall of the equipment body 1, the rotating motor 5 is connected with a rotating shaft 6 through an output shaft, one end of the rotating shaft 6, far away from the rotating motor 5, is connected with a third gear 7, the third gear 7 is meshed with the second gear 4, racks 8 are symmetrically arranged on two sides of the third gear 7, the racks 8 are meshed with the first gear 3, a first through hole 9 is symmetrically arranged on the top end of the equipment body 1, and the racks 8 extend out, in first through-hole 9 was located in the activity of rack 8, second through-hole 10 had been seted up to the bottom of equipment body 1, and outside rack 8 extended to equipment body 1 through second through-hole 10, in second through-hole 10 was located in the activity of rack 8, one side that third gear 7 was kept away from to rack 8 was equipped with movable support 11, and fixed recess 12 has been seted up to the inner wall bilateral symmetry of equipment body 1, and movable support 11 extends to in the fixed recess 12.
In the invention, sliding grooves 13 are symmetrically arranged on two sides of the inner wall of a fixed groove 12, sliding blocks 14 are symmetrically arranged on two sides of a movable support 11, the sliding blocks 14 are movably arranged in the sliding grooves 13, mounting supports 15 are symmetrically arranged on one side of the fixed support 11 far away from a rack 8, a movable shaft 16 is arranged between the mounting supports 15, a roller 17 is sleeved on the movable shaft 16 and arranged between the mounting supports 15, a sliding rail 18 is arranged at the bottom end of the inner wall of the fixed groove 12, the roller 17 is movably arranged on the sliding rail 18, first hooks 19 are symmetrically arranged below an equipment body 1 and arranged on the rack 8, a second hook 20 is arranged at the center of the top end of the equipment body 1, rotating grooves 21 are symmetrically arranged on two sides of the inner wall of the equipment body 1, bearings 22 are arranged in the rotating grooves 21, two ends of a rotating shaft 2 are arranged in the bearings 22, third through holes are arranged on the roller 17, and the movable shaft, the movable shaft 16 is movably arranged in the third through hole, a two-way switch is arranged on one side of the equipment body 1, a storage battery is arranged in the equipment body 1, the two-way switch comprises a first switch and a second switch, the anode of the first switch is connected with the cathode of the storage battery through a power transmission line, the anode of the storage battery is connected with the cathode of the rotating motor 5 through a power transmission line, the anode of the rotating motor 5 is connected with the cathode of the first switch through a power transmission line, the anode of the second switch is connected with the anode of the storage battery through a power transmission line, the cathode of the rotating motor 5 is connected with the cathode of the second switch through a power transmission line, the radius ratio of the first gear 3 to the second gear 4 is 2:1, and the radius ratio of the second gear 4 to the third gear 7 is 1: 4.
In the invention, when in use, the device body 1 is hung on a cross bar of an iron tower through the second hook 20, the first switch is started, the rotating motor 5 drives the rotating shaft 6 to rotate through the output shaft, the rotating shaft 6 drives the third gear 7 to rotate, the third gear 7 drives the second gear 4 to rotate, the second gear 4 drives the first gear 3 to rotate through the rotating shaft 2, the first gear 3 drives the rack 8 to move downwards, the rack 8 drives the movable bracket 11 to move, the movable bracket 11 drives the sliding block 14 to move in the sliding groove 13, meanwhile, the movable bracket 11 drives the roller 17 to move in the sliding rail 18, the first hook 19 moves downwards, when the first hook 19 moves to the lower part of a lead, the lead is placed in the first hook 19, the first switch is closed, the second switch is started, the rotating motor 5 drives the rotating shaft 6 to rotate through the output shaft, the rotating shaft 6 drives the third gear 7 to rotate, the third gear 7 drives the second gear 4 to rotate, the second gear 4 drives the first gear 3 to rotate through the rotating shaft 2, the first gear 3 drives the rack 8 to move upwards, the rack 8 drives the movable support 11 to move, the movable support 11 drives the sliding block 14 to move in the sliding groove 13, meanwhile, the movable support 11 drives the roller 17 to move in the sliding rail 18, the second hook 20 moves upwards, a lead is hoisted, and a constructor replaces an insulator.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1. A special tool for replacing a linear insulator of a power transmission line comprises a device body (1) and is characterized in that the device body (1) is of a hollow structure, rotating shafts (2) are movably arranged between the inner walls of the device body (1), a first gear (3) and a second gear (4) are sleeved on the rotating shafts (2), the number of the second gears (4) is two, the second gears (4) are symmetrically arranged on two sides of the first gear (3), a rotating motor (5) is arranged on one side of the inner wall of the device body (1), the rotating motor (5) is connected with a rotating shaft (6) through an output shaft, one end, far away from the rotating motor (5), of the rotating shaft (6) is connected with a third gear (7), the third gear (7) is meshed with the second gear (4), racks (8) are symmetrically arranged on two sides of the third gear (7), and rack (8) and first gear (3) meshing, first through-hole (9) have been seted up to the top symmetry of equipment body (1), and outside rack (8) extended to equipment body (1) through first through-hole (9), rack (8) activity was located in first through-hole (9), second through-hole (10) have been seted up to the bottom of equipment body (1), and outside rack (8) extended to equipment body (1) through second through-hole (10), rack (8) activity was located in second through-hole (10), one side that third gear (7) were kept away from in rack (8) is equipped with movable support (11), fixed recess (12) have been seted up to the inner wall bilateral symmetry of equipment body (1), and movable support (11) extend to in fixed recess (12).
2. The special tool for replacing the linear insulator of the power transmission line according to claim 1, wherein sliding grooves (13) are symmetrically formed in two sides of the inner wall of the fixed groove (12), sliding blocks (14) are symmetrically formed in two sides of the movable support (11), the sliding blocks (14) are movably arranged in the sliding grooves (13), mounting supports (15) are symmetrically arranged on one side, away from the rack (8), of the fixed support (11), movable shafts (16) are arranged between the mounting supports (15), idler wheels (17) are sleeved on the movable shafts (16) and arranged between the mounting supports (15), sliding rails (18) are arranged at the bottom ends of the inner wall of the fixed groove (12), and the idler wheels (17) are movably arranged on the sliding rails (18).
3. The special tool for replacing the linear insulator of the power transmission line according to claim 1, wherein a first hook (19) is symmetrically arranged below the equipment body (1), the first hook (19) is arranged on the rack (8), and a second hook (20) is arranged at the center of the top end of the equipment body (1).
4. The special tool for replacing the linear insulator of the power transmission line according to claim 1, wherein two sides of the inner wall of the equipment body (1) are symmetrically provided with rotating grooves (21), bearings (22) are arranged in the rotating grooves (21), and two ends of the rotating shaft (2) are arranged in the bearings (22).
5. The special tool for replacing the linear insulator of the power transmission line according to claim 2, wherein a third through hole is formed in the roller (17), the movable shaft (16) penetrates through the roller (17) through the third through hole, and the movable shaft (16) is movably arranged in the third through hole.
6. The special tool for replacing the linear insulator of the transmission line according to claim 1, wherein a two-way switch is arranged on one side of the equipment body (1), a storage battery is arranged in the equipment body (1), the two-way switch comprises a first switch and a second switch, the positive pole of the first switch is connected with the negative pole of the storage battery through a transmission line, the positive pole of the storage battery is connected with the negative pole of the rotating motor (5) through a transmission line, the positive pole of the rotating motor (5) is connected with the negative pole of the first switch through a transmission line, the positive pole of the second switch is connected with the negative pole of the storage battery through a transmission line, the positive pole of the storage battery is connected with the positive pole of the rotating motor (5) through a transmission line, and the negative pole of the rotating motor (5) is connected with the negative pole of the.
7. The special tool for replacing the linear insulator of the power transmission line according to claim 1, wherein the radius ratio of the first gear (3) to the second gear (4) is 2:1, and the radius ratio of the second gear (4) to the third gear (7) is 1: 4.
CN201910933857.1A 2019-09-29 2019-09-29 Special tool for replacing linear insulator of power transmission line Pending CN110620351A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910933857.1A CN110620351A (en) 2019-09-29 2019-09-29 Special tool for replacing linear insulator of power transmission line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910933857.1A CN110620351A (en) 2019-09-29 2019-09-29 Special tool for replacing linear insulator of power transmission line

Publications (1)

Publication Number Publication Date
CN110620351A true CN110620351A (en) 2019-12-27

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ID=68925054

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910933857.1A Pending CN110620351A (en) 2019-09-29 2019-09-29 Special tool for replacing linear insulator of power transmission line

Country Status (1)

Country Link
CN (1) CN110620351A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100022835A (en) * 2008-08-20 2010-03-03 연세대학교 산학협력단 A rotatable crane hookblock powered by a lifting cable and its control method
CN203911363U (en) * 2014-07-02 2014-10-29 国家电网公司 Overhead ground wire lifter
CN207551530U (en) * 2017-11-27 2018-06-29 刘化民 A kind of construction Machines supporting rack
CN108518145A (en) * 2018-04-13 2018-09-11 佛山市穗远恒科建材有限公司 A kind of special rail plate of sliding door
CN108847616A (en) * 2018-07-24 2018-11-20 国网山东省电力公司烟台供电公司 A kind of livewire work wire lifting device
CN109775550A (en) * 2018-12-30 2019-05-21 广州天聪自动化设备有限公司 A kind of intelligent electric suspension centre
CN208923713U (en) * 2018-09-30 2019-05-31 曲靖宸铭科技有限公司 A kind of ultra-high-tension power transmission line monoblock type line lifter

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100022835A (en) * 2008-08-20 2010-03-03 연세대학교 산학협력단 A rotatable crane hookblock powered by a lifting cable and its control method
CN203911363U (en) * 2014-07-02 2014-10-29 国家电网公司 Overhead ground wire lifter
CN207551530U (en) * 2017-11-27 2018-06-29 刘化民 A kind of construction Machines supporting rack
CN108518145A (en) * 2018-04-13 2018-09-11 佛山市穗远恒科建材有限公司 A kind of special rail plate of sliding door
CN108847616A (en) * 2018-07-24 2018-11-20 国网山东省电力公司烟台供电公司 A kind of livewire work wire lifting device
CN208923713U (en) * 2018-09-30 2019-05-31 曲靖宸铭科技有限公司 A kind of ultra-high-tension power transmission line monoblock type line lifter
CN109775550A (en) * 2018-12-30 2019-05-21 广州天聪自动化设备有限公司 A kind of intelligent electric suspension centre

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Application publication date: 20191227

RJ01 Rejection of invention patent application after publication