CN105810490B

CN105810490B - Can charged for replacement contact disconnecting switch and specific purpose tool for replacing contact

Info

Publication number: CN105810490B
Application number: CN201610239907.2A
Authority: CN
Inventors: 张晓春; 欧阳广泽; 林顺生; 刘晶; 肖祖才; 苏剑锋; 丁宇洁
Original assignee: Anshun Power Supply Bureau Guizhou Power Grid Co ltd
Current assignee: Anshun Power Supply Bureau Guizhou Power Grid Co ltd
Priority date: 2016-04-18
Filing date: 2016-04-18
Publication date: 2019-01-15
Anticipated expiration: 2036-04-18
Also published as: CN105810490A

Abstract

The invention discloses a kind of disconnecting switch of energy charged for replacement contact, including conductive arm and contact, conductive arm is connected with contact, conductive arm contact end top is provided with hook suspended axle along its width direction, conductive arm contact end lower part is provided with latch hook fixing axle along its width direction, it is connected between conductive arm and contact by hook, hook is fixed on contact, hook includes upper hook and lower hook, upper hook and lower hook opening are corresponding up and down, upper hook is suspended on hook suspended axle, a latch hook is arranged with along its axial direction in latch hook fixing axle, latch hook includes hook and handle, hook with handle is at an acute angle is fixedly connected, handle is pierced by conductive arm lower part and extends, handle is insulator, latch hook hook is downward, latch hook hook is mutually twisted with lower hook is linked up with；The invention also discloses a kind of for replacing the specific purpose tool of isolation switch contact；The isolation switch contact is replaced, does not need power operation, maintenance is convenient, high-efficient, safety is good.

Description

Can charged for replacement contact disconnecting switch and specific purpose tool for replacing contact

Technical field

The present invention relates to electrical equipment technical field, in particular to a kind of disconnecting switch of energy charged for replacement contact also relates to And the specific purpose tool for replacing contact.

Background technique

A kind of device of buffer action from when GW4 type disconnecting switch is for overhauling to high-voltage electrical equipment, isolation It switchs each monopole to be all made of the part such as pedestal, support insulator, conductive arm, two support insulators are mounted on base in parallel to each other On the bearing block at seat both ends, and it is vertical with pedestal, conductive arm is mounted on above two support insulators, is made about with support insulator 90 ° of rotations.

Since the recessed contact, the convex contact that are fixed on conductive arm are long-term open in air, it is easy to be corroded by the Nature Cause contact resistance increase fever, therefore needs to overhaul it or replaced in usual maintenance and processing defect.

Currently, routine GW4 disconnecting switch cut-offs formula structure, isolation switch contact and conduction using double-column level fracture center It is bolted and fixed between arm.

Such structure is although fairly simple, but must first have a power failure when carrying out concave, convex contact repair and maintenance, then climbs again It steps on to unscrewing by bolt and could contact be overhauled or be replaced on disconnecting switch framework；It is not only more troublesome, but also meeting Influence the normal operation of power supply line.

Summary of the invention

In view of this, not needing power-off behaviour the object of the present invention is to provide a kind of disconnecting switch of energy charged for replacement contact Make, people can replace contact on ground, and maintenance is convenient, high-efficient, safety is good, and the present invention also provides one kind for replacing isolation The specific purpose tool of switch contact, the tool construction is simple, easy to use.

An object of the present invention is achieved through the following technical solutions:

The disconnecting switch of energy charged for replacement contact, including conductive arm and contact, the conductive arm is connected with contact, described to lead Electric arm contact end top is provided with hook suspended axle along its width direction, and conductive arm contact end lower part is set along its width direction It is equipped with latch hook fixing axle, is connected between the conductive arm and contact by hook, the hook is fixed on contact, and the hook includes Upper hook and lower hook, the upper hook and lower hook opening are corresponding up and down, and the upper hook is suspended on hook suspended axle, institute It states and is arranged with a latch hook along its axial direction in latch hook fixing axle, the latch hook includes hook and handle, the hook and handle Cheng Rui Angle is fixedly connected, and the handle is pierced by conductive arm lower part and extends, the handle be insulator, the latch hook hook downward, institute It states latch hook hook and is mutually twisted with lower hook is linked up with.

Further, elastomeric element is provided between the conductive arm and contact；

Further, the elastomeric element is compressed spring；

Further, M type fixinig plate is provided in the conductive arm, the vertical end of the M type fixinig plate is separately fixed at Conductive arm front-rear side walls, are fixed with a c-type latch plate in the M type fixinig plate recess, and the c-type latch plate opening is towards contact End, described compressed spring one end are fixed in c-type latch plate opening, the other end and contact；

Further, the contact includes recessed contact and convex contact, concaves to be formed in the middle part of the convex lengths of contacts direction Recess, the recessed lengths of contacts direction middle part outside are fixedly installed arc-shaped spring piece, the arc-shaped spring piece and recessed contact side Wall constitutes annular opening.

The second object of the present invention is to what is be achieved through the following technical solutions:

For replacing the specific purpose tool of the contact of above-mentioned disconnecting switch, including insulating bar, the top setting of the insulating bar There is the plate perpendicular to insulating bar, the column for being inserted into contact opening or recess is vertically arranged on the plate.

The beneficial effects of the present invention are:

The disconnecting switch of energy charged for replacement contact of the invention by setting hook, axis, latch hook and makes its mutual cooperation, So that not needing power operation when replacement isolation switch contact, maintenance is convenient, high-efficient, safety is good；Additionally by the present invention Specific purpose tool contact is lifted, staff mentions handle, can remove contact, improve degree of safety, also mitigate Trouble, efficiency also improve.

Other advantages, target and feature of the invention will be illustrated in the following description to a certain extent, and And to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, Huo Zheke To be instructed from the practice of the present invention.Target of the invention and other advantages can be realized by following specification and It obtains.

Detailed description of the invention

To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into The detailed description of one step, in which:

Fig. 1 is the disconnecting switch structural schematic diagram of present invention energy charged for replacement contact；

Fig. 2 is the connection schematic diagram of latch hook fixing axle and latch hook in Fig. 1；

Fig. 3 is hook structure schematic diagram in Fig. 1；

Fig. 4 is conductive arm schematic diagram of internal structure in Fig. 1；

Fig. 5 is the specific purpose tool main view of present invention replacement isolation switch contact；

Fig. 6 is Fig. 5 top view.

Specific embodiment

Hereinafter reference will be made to the drawings, and a preferred embodiment of the present invention will be described in detail.It should be appreciated that preferred embodiment Only for illustrating the present invention, rather than limiting the scope of protection of the present invention.

As shown in Figs 1-4, the disconnecting switch of energy charged for replacement contact of the invention, including conductive arm 1 and contact 2, it is conductive Arm is connected with contact, and conductive arm contact end top is provided with hook suspended axle 3, conductive arm contact end lower part edge along its width direction Its width direction is provided with latch hook fixing axle 4, and by 5 connection of hook between conductive arm and contact, hook is fixed on contact, hook packet Hook and lower hook are included, upper hook and lower hook opening are corresponding up and down, and upper hook is suspended on hook suspended axle, and latch hook is fixed Be arranged with a latch hook 6 along its axial direction on axis, latch hook includes hook and handle, hook with handle is at an acute angle is fixedly connected, handle is worn Conductive arm lower part and extend out, handle is insulator, and downward, latch hook hook is mutually twisted latch hook hook with lower hook is linked up with.

Elastomeric element is provided between conductive arm and contact, so that convex contact can be sticked together closely with recessed contact.It is excellent Choosing, elastomeric element is compressed spring.Further preferably, M type fixinig plate 7 is provided in conductive arm 1, the M type fixinig plate Vertical end is separately fixed at conductive arm front-rear side walls, is fixed with a c-type latch plate 8 in M type fixinig plate recess, c-type latch plate is opened Mouthful towards contact end, a kind of situation is that 9 one end of compressed spring is fixed in c-type latch plate opening, the other end and contact； Another situation is that the screw of a parallel conductive electric arm is movably set in c-type latch plate opening, and the screw cap connects with contact Touching, screw-tipped pass through c-type latch plate and M type fixinig plate recess and by nut lockings, and the compressed spring is set on screw And between c-type latch plate and nut.

Contact in the present invention includes recessed contact and convex contact, concaves to form recess in the middle part of convex lengths of contacts direction, recessed Outside is fixedly installed arc-shaped spring piece in the middle part of lengths of contacts direction, and arc-shaped spring piece and recessed contact side wall constitute annular opening.

As seen in figs. 5-6, for replacing the specific purpose tool of the contact of above-mentioned disconnecting switch, including insulating bar 11, insulating bar Top be provided perpendicular to the plate 12 of insulating bar, the column for being inserted into contact opening or recess is vertically arranged on plate 13。

When replacing isolation switch contact of the present invention using specific purpose tool of the invention, first with the plate of specific purpose tool hold every From switch contact, latch hook handle is then pushed aside, upward micro- lift tool makes to link up with hook disengaging hook suspended axle, multiple When filling contact, contact is held with tool first make to link up with upper hook and be hung on hook suspended axle, then slightly around hook suspended axle Rotation makes to link up with lower hook to be mutually engaged with latch hook hook.

Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention Art scheme is modified or replaced equivalently, and without departing from the objective and range of the technical program, should all be covered in the present invention Scope of the claims in.

Claims

1. the disconnecting switch of energy charged for replacement contact, including conductive arm (1) and contact (2), the conductive arm are connected with contact, Be characterized in that: conductive arm contact end top is provided with hook suspended axle (3), the conductive arm contact end along its width direction Lower part is provided with latch hook fixing axle (4) along its width direction, by linking up with (5) connection, the hook between the conductive arm and contact Be fixed on contact, the hook includes upper hook and lower hook, and the upper hook and lower hook opening are upper and lower corresponding, it is described on Hook is suspended on hook suspended axle, is arranged with a latch hook (6) along its axial direction in the latch hook fixing axle, the latch hook includes hook Son and handle, the hook with handle is at an acute angle is fixedly connected, the handle is pierced by conductive arm lower part and extends, and the handle is Insulator, downward, the latch hook hook is mutually twisted the latch hook hook with lower hook is linked up with.

2. the disconnecting switch of energy charged for replacement contact according to claim 1, it is characterised in that: the conductive arm and contact Between be provided with elastomeric element.

3. the disconnecting switch of energy charged for replacement contact according to claim 2, it is characterised in that: the elastomeric element is pressure Contracting spring.

4. the disconnecting switch of energy charged for replacement contact according to claim 3, it is characterised in that: in the conductive arm (1) It is provided with M type fixinig plate (7), the vertical end of the M type fixinig plate is separately fixed at conductive arm front-rear side walls, and the M type is fixed A c-type latch plate (8) is fixed in piece recess, the c-type latch plate is open towards contact end, described compressed spring (9) one end It is fixed in c-type latch plate opening, the other end and contact.

5. the disconnecting switch of energy charged for replacement contact according to claim 1, it is characterised in that: the contact includes recessed touching Head and convex contact, the convex lengths of contacts direction middle part concave to form recess, and outside is solid in the middle part of the recessed lengths of contacts direction Surely it is provided with arc-shaped spring piece, the arc-shaped spring piece and recessed contact side wall constitute annular opening.