CN205157581U - Telescopic high voltage insulation pole - Google Patents

Telescopic high voltage insulation pole Download PDF

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Publication number
CN205157581U
CN205157581U CN201520894840.7U CN201520894840U CN205157581U CN 205157581 U CN205157581 U CN 205157581U CN 201520894840 U CN201520894840 U CN 201520894840U CN 205157581 U CN205157581 U CN 205157581U
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CN
China
Prior art keywords
insulation rod
direct current
built
exterior
clip
Prior art date
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Active
Application number
CN201520894840.7U
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Chinese (zh)
Inventor
刘旸
郑维刚
周瑜晓
张远博
陈浩
王延伟
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
Electric Power Research Institute of State Grid Liaoning Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Liaoning Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, Electric Power Research Institute of State Grid Liaoning Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201520894840.7U priority Critical patent/CN205157581U/en
Application granted granted Critical
Publication of CN205157581U publication Critical patent/CN205157581U/en
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Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a power equipment technical field especially relates to a telescopic high voltage insulation pole. Including insulating rod, stainless steel clip, direct current motor battery and fine rule, the insulating rod is formed by two insulating rods are nested together, and every single built -in electrical insulation stick and exterior insulation stick comprise the insulating rod that has a hollow structure that the three -section diameter reduces in proper order, and the one end head of each section of exterior insulation stick is inboard even to have a clamping rings, and direct current motor is established respectively to first section of exterior insulation stick and rear, direct current motor's epaxial winding fine rule, and the fine rule passes the interior side circular ring of exterior insulation stick, around the round on the ring, the insulating rod end is located to the stainless steel clip, and one in clip is connected with the exterior insulation stick, and another fan of clip is connected with the built -in electrical insulation stick. Reliable connection be can realize, artifical climbing and rising machineshop car are saved. Have simple structure, easy and simple to handle, the volume is variable, uses nimble convenient characteristics, improves operation personnel personal safety nature and work efficiency.

Description

A kind of telescopic high voltage insulating bar
Technical field
The utility model relates to a kind of electrical equipment technical field, particularly relates to a kind of telescopic high voltage insulating bar.
Background technology
In prior art, Transformer Winding is the core of transformer, and when under the effect of transformer in electric power and mechanical force, irreversible deformation occurs for its winding size or shape, and winding transformer winding deformation is that transformer is damaged one of the major reason of accident.Domestic and international priority proposes short circuit impedance method, Low Voltage Impulse Method and frequency response method and detects deformation of transformer winding.Wherein frequency response method can be considered passive linear two-port network based on the equivalent circuit of transformer, and the frequency characteristic of two-port network can describe by transport function.Because every platform transformer has its each self-corresponding frequency characteristic, so when after winding generation deformation, its dimensional structure there occurs change, its equivalent circuit also can change, therefore the transport function of this two-port network also changes, and can find that winding deformation changes by the frequency response function drawing winding.
In the operating process of reality, operating personnel need end test copper cash being connected to bushing shell for transformer, if transformer is highly higher, then need manually to climb to transformer or be suitable for rising engineering truck and carry out suspension test copper cash, this causes certain inconvenience to work and has personal safety dangerous.
Also have a kind of insulation rod of detachable hanger in prior art, its working end connects a detachable rapid-acting coupling, and its structure is simple, may be used for the field that high voltage substation uses insulation rod operation.
As Figure 1-3, Fig. 1 Fig. 3 is existing a kind of insulation detachable hanging hook device, and wherein each component names is: insulation rod 1, rapid-acting coupling 2, hanging hook assembly 3, hook extension 3a, hanger bulk 3b.Wherein pass through rapid-acting coupling 2 coupling hook assembly 3 on the top of insulation rod 1, this hanging hook assembly 3 comprises the hook extension 3a of hanger bulk 3b and its underpart connection.The hooking device of this structure uses insulation rod as insulating supporting, utilizes the length of insulation rod to replace to use to raise engineering truck, to reach the effect guaranteed personal safety.
But the shortcoming of this existing insulation rod detachable hanging hook device is as follows:
One, this kind of hook is only applicable to hang cylindrical pressure device, and the size radius of detachable device is fixed, and can not change.
Its two, part is more, be not easy to management, part is easily lost.
Its three, for applicable frequency response method measuring transformer winding deformation, this device can not reliable contacts cannula end.
Its four, the length of insulation rod can only lean on insulating bar joint number to adjust, and can not finely tune.
Utility model content
For overcoming the defect existed in above-mentioned prior art, the utility model provides a kind of telescopic high voltage insulating bar.Its objective is and provide one can save the activity duration in a large number, work efficiency is significantly improved, and flexible and convenient operation, the significant a kind of extension type High-Voltage Insulation bar of security performance.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of telescopic high voltage insulating bar, comprises insulation rod, stainless steel clip, direct current generator battery and fine rule; Described insulation rod is nested together by two insulation rods and forms, every single built-in electrical insulation rod and exterior insulation rod are all that the insulation rod with hollow structure reduced successively by three sections of diameters is formed, wherein one end inner portion of each section of exterior insulation rod is connected with a fixing annulus, first section of exterior insulation rod is respectively equipped with a direct current generator with rear, the axle of direct current generator is wound around fine rule, fine rule through the annulus inside exterior insulation rod, and encloses around one on annulus; Stainless steel clip is arranged at the end of insulation rod, and wherein a fan of clip is connected with exterior insulation rod, and another fan of clip is connected with built-in electrical insulation rod.
The inside of described exterior insulation rod is hollow, and the inside of built-in electrical insulation rod is also hollow, and the length of built-in electrical insulation rod will be longer than exterior insulation rod.
Described direct current generator, direct current generator rotates and drives fine rule motion, because fine rule has friction force with annulus at the volley, therefore drives insulation rod elongated; Because exterior insulation rod is connected by stainless steel clip with the end of built-in electrical insulation rod, in the process of therefore extending at outside insulation rod, built-in electrical insulation rod is and then elongation also; After finishing the work, then crawl direct current generator is according to reverse direction operation, and the length of insulation rod shortens gradually.
Advantage of the present utility model and effect are:
The utility model clamps cannula end line bank owing to using clip, electric expansion rod is used to reduce the volume of insulation rod, therefore can realize hanging test copper cash to be connected with reliable between cannula end line bank, preferably resolve problems of the prior art.The utility model device is applicable to the size characteristics of cannula end outlet row, and can reliable contacts, and eliminate artificial climbing and raise engineering truck, its parts of the utility model is less, and it is more convenient to use, is also convenient to manage simultaneously.Also there is structure simple, easy and simple to handle, variable volume, portable distinguishing feature.The scalable control of the length of insulation rod in the utility model in addition, trickle adjustment.Comparatively prior art have use flexibly, distinguishing feature easily, and due to effective utilization of scalable insulation rod, also substantially increase the Personal Safety of operating personnel, the activity duration can be saved in a large number, work efficiency is significantly improved.
The problem that the telescopic high voltage insulating device of the utility model design mainly solves is, when carrying out deformation of transformer winding test, conveniently on bushing shell for transformer end hangs, test copper cash, reduce the number of times of artificial climbing transformer and rising engineering truck, increase work efficiency, more convenient to carry, and this device applicable can connect more reliably, adds the credibility of data.
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Accompanying drawing explanation
Fig. 1-Fig. 3 is existing a kind of insulation detachable hanger apparatus structure schematic diagram;
Fig. 4 structural representation of the present utility model.
In figure: insulation rod 1, rapid-acting coupling 2, hanging hook assembly 3, hook extension 3a, hanger bulk 3b, exterior insulation rod 4, built-in electrical insulation rod 5, annulus 6, clip 7, direct current generator 8.
Embodiment
The utility model is a kind of telescopic high voltage insulating bar, as shown in Figure 4, comprise insulation rod, stainless steel clip 7, direct current generator 8, battery and fine rule, wherein the length of insulation rod can increase according to need of work or shorten, described insulation rod is nested together by two insulation rods and forms, wherein the inside of exterior insulation rod 4 is hollow, and the inside of built-in electrical insulation rod 5 is also hollow, and the length of built-in electrical insulation rod 5 will be longer than exterior insulation rod 4.Every single built-in electrical insulation rod 5 and exterior insulation rod 4 are all that the insulation rod with hollow structure reduced successively by three sections of diameters is formed, wherein one end inner portion of exterior insulation rod 4 each sections is connected with a fixing annulus 6, first section of exterior insulation rod 4 is respectively equipped with a direct current generator 8 with rear, the axle of direct current generator 8 is wound around fine rule, fine rule through the annulus 6 inside exterior insulation rod 4, and encloses around one on annulus 6.Battery is contained in the space inside exterior insulation rod 4, by fine rule to feeding electric motors.Stainless steel clip 7 is arranged at the end of insulation rod, and wherein a fan of clip 7 is connected with exterior insulation rod 4, and another fan of clip 7 is connected with built-in electrical insulation rod 5.
The course of work of the present utility model is:
Direct current generator 8 on crawl insulation rod, electric machine rotation drives fine rule motion, because fine rule has friction force with annulus 6 at the volley, therefore drives insulation rod elongated; Because exterior insulation rod 4 is connected by stainless steel clip 7 with the end of built-in electrical insulation rod 5, therefore in the process of outside insulation rod 4 elongation, built-in electrical insulation rod 5 also and then extends.After reaching fixing height, a hand fixes exterior insulation rod 4, and another hand extracts built-in electrical insulation rod 5 backward.Now, clip 7 is under the traction of insulation rod, and produce a subtended angle, clip 7 is opened, and the line bank of bushing shell for transformer end can clamp by clip 7 subsequently.Because line bank is flat, after therefore clip is clamped, both can reliably connect.After completing expectation work, then crawl direct current generator is according to reverse direction operation, and the length of insulation rod shortens gradually.

Claims (3)

1. a telescopic high voltage insulating bar, is characterized in that: comprise insulation rod, stainless steel clip (7), direct current generator (8) battery and fine rule; Described insulation rod is nested together by two insulation rods and forms, every single built-in electrical insulation rod (5) and exterior insulation rod (4) are all that the insulation rod with hollow structure reduced successively by three sections of diameters is formed, wherein one end inner portion of exterior insulation rod (4) each section is connected with a fixing annulus (6), first section of exterior insulation rod (4) is respectively equipped with a direct current generator (8) with rear, the axle of direct current generator (8) is wound around fine rule, fine rule through the annulus (6) of exterior insulation rod (4) inner side, and encloses around one on annulus (6); Stainless steel clip (7) is arranged at the end of insulation rod, and wherein a fan of clip (7) is connected with exterior insulation rod (4), and another fan of clip (7) is connected with built-in electrical insulation rod (5).
2. a kind of telescopic high voltage insulating bar according to claim 1, it is characterized in that: the inside of described exterior insulation rod (4) is hollow, the inside of built-in electrical insulation rod (5) is also hollow, and the length of built-in electrical insulation rod (5) will be longer than exterior insulation rod (4).
3. a kind of telescopic high voltage insulating bar according to claim 1, is characterized in that: described direct current generator (8), and direct current generator (8) rotates and drives fine rule motion, because fine rule has friction force with annulus (6) at the volley, therefore drives insulation rod elongated; Because exterior insulation rod (4) is connected by stainless steel clip (7) with the end of built-in electrical insulation rod (5), in the process of therefore extending at outside insulation rod (4), built-in electrical insulation rod (5) also and then extends; After finishing the work, then crawl direct current generator (8) is according to reverse direction operation, and the length of insulation rod shortens gradually.
CN201520894840.7U 2015-11-11 2015-11-11 Telescopic high voltage insulation pole Active CN205157581U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520894840.7U CN205157581U (en) 2015-11-11 2015-11-11 Telescopic high voltage insulation pole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520894840.7U CN205157581U (en) 2015-11-11 2015-11-11 Telescopic high voltage insulation pole

Publications (1)

Publication Number Publication Date
CN205157581U true CN205157581U (en) 2016-04-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520894840.7U Active CN205157581U (en) 2015-11-11 2015-11-11 Telescopic high voltage insulation pole

Country Status (1)

Country Link
CN (1) CN205157581U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105301292A (en) * 2015-11-11 2016-02-03 国家电网公司 Telescoping high voltage insulating rod

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105301292A (en) * 2015-11-11 2016-02-03 国家电网公司 Telescoping high voltage insulating rod
CN105301292B (en) * 2015-11-11 2018-09-21 国家电网公司 A kind of telescopic high voltage insulating bar

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