The GIS special-purpose cleaning tool of disc insulator
Technical field
The utility model relates to the technical field of epoxy resins insulation pouring piece processing technology, and it is relevant that special and GIS add special use in man-hour cleaning tool structure with disc insulator.
Background technology
GIS (Gas Insulated Switchgear) fully closed combined electric unit is with excellent characteristics such as its compact conformation, voltage range be wide, safe and reliable to operation, day by day to the epoch of Towards Higher Voltage and load densification development, presented extremely strong vitality in power industry.The epoxy resins insulation pouring piece particularly wherein disc insulator as the crucial insulating element among the GIS, not only use amount is increasing, and other performance demands such as, machinery electric to it and heat are also more and more harsher, become the fundamental that constitutes the GIS insulating reliability.
GIS adopts the epoxide resin vacuum pouring technology with the production of epoxy resins insulation pouring piece, its technological process mainly comprises as shown in Figure 1: flow processs such as dress mould, batch mixing, cast, curing (once, secondary) and cleaning, wherein cleaning work is one and seems simple, but exigent work.For example expect the cleaning of skin around the disc insulator center conductor, material skin after requiring to clear up is uniform, do not allow to collapse material, do not allow concavo-convex up and down, the abutting edge that is center guiding element aluminium inserts and insulating materials is uniform, center guiding element aluminium insert surface can not have the heels skin, and center conductor aluminium inserts must not have scuffing etc. to collide with simultaneously.Yet the cleaning of disc insulator is manual cleanup basically at present, and instrument mostly is simple scraper and instrument is beaten in the screw rod conduct.When needing the disc insulator center conductor position of cleaning, if use the cleaning of manual cleanup instrument, not only clearance time is long, and the material out-of-flatness after handling, and also will spend manpower and materials and repair, and hurts the conductor side surface in addition often, causes waste product to produce.
In order to solve in the disc insulator cleaning work problems such as efficient is low, of poor quality, the inventor has designed and produced the special-purpose cleaning tool of disc insulator, and this case produces thus.
The utility model content
The purpose of this utility model is to provide a kind of GIS with the special-purpose cleaning tool of disc insulator, to improve cleaning efficiency and product quality.
To achieve these goals, the technical solution of the utility model is as follows:
GIS comprises pedestal, cutting knife and protective cover with the special-purpose cleaning tool of disc insulator; The protective cover fixed cover is used on the column type center conductor of disc insulator at GIS; protective cover is connected with pedestal by central shaft; pedestal can be rotated around the relative protective cover of central shaft; cutting knife is installed on the pedestal; the knife edge of cutting knife touches around the center conductor; when cutting knife rotated with pedestal, the rotational trajectory of its knife edge just in time scaled off the material skin that coats around the center conductor.
Also be provided with alignment pin in the above-mentioned protective cover, be used to locate protective cover and center conductor, protective cover is fixed on the center conductor.
Above-mentioned protective cover comprises base and cover body; cover body is fixed on the base and covers on GIS with on the column type center conductor of disc insulator, has centre bore on the base, and correspondence is provided with central shaft on the pedestal; this central shaft is plugged in the centre bore, and is provided with bearing between central shaft and the centre bore.
Also settle a regulating block that can laterally move on the said base, then settle a sleeve that can vertically move on the regulating block, cutting knife is installed on the sleeve.
Planting in the above-mentioned sleeve one can be along the axially movable push rod of sleeve, is provided with between push rod and the sleeve push rod along quill to the spring of releasing, and cutting knife is fixed on the push rod.
Above-mentioned regulating block is the L type, form vertical chute and horizontal concrete chute on the regulating block, offer screw on the pedestal, form lug on the sleeve with screw, one screw passes vertical chute and cooperates with the screw of sleeve lug and sleeve is longitudinal positioning of on the regulating block, and another screw passes horizontal concrete chute and cooperates with the screw of pedestal and regulating block is fixed on the pedestal.
One end of above-mentioned push rod forms axial jack of planting for cutting knife and the screw hole that is communicated with axial jack, cutting knife is plugged in the axial jack, and be plugged in the screw hole by screw cutting knife is fixed, the other end of push rod is stretched out by the bottom of sleeve, and this end is fixed a draw ring in addition.
After adopting such scheme; when the utility model uses; the protective cover fixed cover is used on the column type center conductor of disc insulator at GIS; utilize the character column of GIS disc insulator center conductor; setting is the rotary cutter in the center of circle with the conductor center of circle, and the rotational trajectory of the knife edge just in time scales off the material skin that coats around the center conductor.The utility model has been realized quick cleaning disc insulator material skin, not only makes product attractive in appearance beautiful, uniform, the waste product that stopped to collide with, scuffing etc. caused, and also cleaning efficiency improves more than 10 times.
Below in conjunction with the drawings and specific embodiments the utility model is described further.
Description of drawings
Fig. 1 is the technological process of production figure of GIS with the epoxy resins insulation pouring piece;
Fig. 2 is a structural representation of the present utility model;
Fig. 3 is a use schematic diagram of the present utility model.
The specific embodiment
As shown in Figure 2, be the GIS special-purpose cleaning tool of disc insulator that the utility model discloses, comprise pedestal 1, cutting knife 2 and protective cover 3.
Wherein, protective cover 3 fixed covers with on the column type center conductor 10 of disc insulator, are seen Fig. 3 at GIS.Concrete fixed form is, also is provided with alignment pin 31 in protective cover 3, with protective cover 3 and center conductor 10 location, can certainly adopt other fixed form by alignment pin 31, and this paper will not illustrate.
Protective cover 3 is connected with pedestal 1 by central shaft 11, and pedestal 1 can be rotated around central shaft 11 relative protective covers 3 and center conductor 10.In order to realize that protective cover 3 is connected with the concrete of pedestal 1; this embodiment also is divided into protective cover base 32 and cover body 33 two parts; cover body 33 is fixed on the base 32 and covers on GIS with on the column type center conductor 10 of disc insulator; and have centre bore 35 on the base 32; correspondence is provided with central shaft 11 on the pedestal 1; this central shaft 11 is plugged in the centre bore 35; and be provided with bearing 34 between central shaft 11 and the centre bore 35; certainly; the position of central shaft and centre bore can exchange; promptly correspondence forms centre bore on pedestal 1, and base 32 is provided with central shaft, and its transmission effect is equal to.The base 32 of this embodiment and cover body 33 two parts can adopt different materials to make, and adopt PTEE to make reaching the best protection effect as cover body 33, and base 32 and alignment pin 31 adopt metal materials to make to reach best orientation and transmission effect.Certainly, it is one-body molded that base 32 and cover body 33 also can adopt same material.
Cutting knife 2 is installed on the pedestal 1, and the knife edge of cutting knife 2 touches around the center conductor 10, sees Fig. 3, and when cutting knife 2 rotated with pedestal 1, the rotational trajectory of its knife edge just in time scaled off the material skin that coats around the center conductor 10.In order to regulate the position of cutting knife 2, this embodiment also settles a L type regulating block 4 that can laterally move on pedestal 1, then settle a sleeve that can vertically move 5 on the regulating block 4, and cutting knife 2 is installed on the sleeve 5.Specifically be on regulating block 4, to form vertical chute 42 and horizontal concrete chute 41, offer screw 12 on the pedestal 1, form lug 52 on the sleeve 5 with screw 51, one screw (common member, not shown) pass vertical chute 42 and cooperate with the screw 51 of sleeve 5 lugs 52 and sleeve 5 is longitudinal positioning of on the regulating block 4, another screw (common member, not shown) passes horizontal concrete chute 41 and cooperates with the screw 12 of pedestal 1 and regulating block 4 is fixed on the pedestal 1.The shape of regulating block 4 is not limited by this embodiment, as long as can realize the adjusting of cutting knife 2.As for the mounting means of cutting knife 2 on sleeve 5, this embodiment specifically is the push rod 6 of planting in sleeve 5, this push rod 6 can move axially along sleeve 5, be provided with spring 7 between push rod 6 and the sleeve 5, this spring 7 can axially be released push rod 6 along sleeve 5, one end of push rod 6 forms axial jack of planting for cutting knife 2 61 and the screw hole 62 that is communicated with axial jack 61, cutting knife 2 is plugged in the axial jack 61, and by screw (common member, not shown) be plugged in the screw hole 62 cutting knife 2 is fixed on the push rod 6, the other end of push rod 6 is stretched out by the bottom of sleeve 5, and this end is fixed a draw ring 63 in addition, like this, regulating spring 7 can be controlled the cutting dynamics of cutting knife 3.Cutting knife 2 mounting means on pedestal is not limited to shown in the foregoing description, as long as can realize the needed position adjustments of cutting material skin.
When the utility model uses; as shown in Figure 3; protective cover 3 fixed covers are used on the column type center conductor 10 of disc insulator at GIS; adjust the screw on the regulating block 4, make the material skin edge that cutting knife is aimed at needs cutting, rotating base; making cutting knife 2 is center of circle rotation with the conductor center of circle 10; the rotational trajectory of the knife edge just in time scales off the material skin that coats around the center conductor 10, and after cutting finished, pulling draw ring 63 unloaded instrument.Realize cleaning fast thus, cleaning efficiency be prior art more than 10 times and also product attractive in appearance beautiful, uniform, the waste product that stopped to collide with, scuffing etc. caused.
Above embodiment only is used to illustrate the utility model; so that the person of ordinary skill in the field understands, implements; but be not the qualification to the utility model rights protection, all modification, variations of doing according to spirit of the present utility model all should fall into protection category of the present utility model.