CN206849595U - A kind of novel seal attachment means of super extra-high voltage combined insulator - Google Patents

A kind of novel seal attachment means of super extra-high voltage combined insulator Download PDF

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Publication number
CN206849595U
CN206849595U CN201720729919.3U CN201720729919U CN206849595U CN 206849595 U CN206849595 U CN 206849595U CN 201720729919 U CN201720729919 U CN 201720729919U CN 206849595 U CN206849595 U CN 206849595U
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China
Prior art keywords
tenon
earthly branches
twelve earthly
high voltage
protective layer
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CN201720729919.3U
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Chinese (zh)
Inventor
凌帅
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.)
Electric Industrial Co Ltd Of Strand Intense Source
State Grid Jiangsu Electric Power Co Binhai Power Supply Co
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Yancheng Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Original Assignee
Electric Industrial Co Ltd Of Strand Intense Source
State Grid Jiangsu Electric Power Co Binhai Power Supply Co
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Yancheng Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
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Application filed by Electric Industrial Co Ltd Of Strand Intense Source, State Grid Jiangsu Electric Power Co Binhai Power Supply Co, State Grid Corp of China SGCC, State Grid Jiangsu Electric Power Co Ltd, Yancheng Power Supply Co of State Grid Jiangsu Electric Power Co Ltd filed Critical Electric Industrial Co Ltd Of Strand Intense Source
Priority to CN201720729919.3U priority Critical patent/CN206849595U/en
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Abstract

It the utility model is related to a kind of novel seal attachment means of super extra-high voltage combined insulator,Including core body,The both ends of core body are respectively arranged with metal level and insulating protective layer,Metal level is forming tenon end with insulating protective layer contact position,Tenon end is combined connection with the fourth of the twelve Earthly Branches end that insulating protective layer end is molded,Adhesive linkage is provided between the contact surface at tenon end and fourth of the twelve Earthly Branches end,The lower end at tenon end is inwardly molded a slot,Fourth of the twelve Earthly Branches end corresponds to slot and is provided with the plug division that can insert slot,The rear end at tenon end forms a neck,The protuberance being molded on the end of the fourth of the twelve Earthly Branches is fixed in neck,The utility model carries out the clamping on basis by tenon end and fourth of the twelve Earthly Branches end first,The fixed force of connection is provided,Neck and protuberance further increase fixed force,By adhesive linkage make between the two gap fill up and be adhesively fixed,Greatly improve sealing,Raising uses durability degree,And slot and plug division further increase a sealant in most inner side,Sealing effectiveness is better.

Description

A kind of novel seal attachment means of super extra-high voltage combined insulator
Technical field
A kind of novel seal attachment means of super extra-high voltage combined insulator are the utility model is related to, belong to superhigh pressure technique Field.
Background technology
With the development of power industry, super UHV transmission line dodges ability and end for the anti-soil of composite insulator The requirement more and more higher of sealing property.In composite insulator running, the end part seal of composite insulator directly affects it The safety of interior insulation performance, if insulator end seal failure, extraneous steam, filth can invade sheath and plug interface and corruption Plug is lost, so as to which the risk along sheath and plug interface breakdown occur, and the corrosion brittle failure of plug can be caused, threatens operation of power networks Safety.
The end seal structure of composite insulator is broadly divided into integrated sealing structure and combined seal structure, puts into practice table Bright, the former is simple compared with latter process, is adapted to streamlined operation, and control point is few, reliability is higher, and most of composite insulators are adopted Use integrated sealing structure.However as the raising of transmission line of electricity voltage class, existing end seal structure can not be good Meet the requirement of higher machinery, the electric property of super extra-high voltage combined insulator.Therefore, for super extra-high voltage combined insulator Requirement and deficiency of the prior art, further improve composite insulator end seal structure, improve end part seal performance And reliability, for ensureing that insulator long-term safety operation tool has very important significance.
Utility model content
The technical problems to be solved in the utility model is:To overcome above mentioned problem, there is provided a kind of super extra-high voltage compound inslation The novel seal attachment means of son.
Technical scheme is used by the utility model solves its technical problem:
A kind of novel seal attachment means of super extra-high voltage combined insulator, including core body, the both ends difference of the core body Be provided with metal level and insulating protective layer, the metal level is forming tenon end with insulating protective layer contact position, the tenon end with The fourth of the twelve Earthly Branches end of the insulating protective layer end shaping combines connection, and adhesive linkage is provided between the contact surface at the tenon end and fourth of the twelve Earthly Branches end, The lower end at the tenon end is inwardly molded a slot, and the fourth of the twelve Earthly Branches end corresponds to the slot and is provided with the grafting that can insert the slot Portion, the rear end at the tenon end form a neck, the protuberance being molded on the fourth of the twelve Earthly Branches end are fixed in the neck.
Preferably, the upper surface front end at the tenon end is arc-shaped side, and the arc-shaped side extends to rear end connection downward vertically Flat edge, the flat edge extended at neck.
Preferably, the upper surface at the fourth of the twelve Earthly Branches end is arc or square.
Preferably, the top of the plug division also forms hemisphere jut.
Preferably, the metal level is layers of copper or aluminium lamination.
Preferably, the insulating protective layer is sulphurated siliastic protective layer.
The beneficial effects of the utility model are:The utility model carries out the clamping on basis by tenon end and fourth of the twelve Earthly Branches end first, carries For the fixed force of connection, neck and protuberance further increase fixed force, by adhesive linkage make between the two gap fill up simultaneously It is adhesively fixed, greatly improves sealing, raising uses durability degree, and slot and plug division are in the further increase by one of most inner side Sealant, sealing effectiveness are better.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the sectional view of the utility model one embodiment.
Marked in figure:1- core bodys, 2- insulating protective layers, 3- metal levels, 4- tenons end, 5- fourths of the twelve Earthly Branches end, 6- necks, 7- protuberances, 8- slots, 9- plug divisions, 10- flat edges.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram, Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
Embodiment 1
A kind of novel seal attachment means of super extra-high voltage combined insulator described in the utility model as shown in Figure 1, bag Include core body 1, the both ends of the core body 1 are respectively arranged with metal level 3 and insulating protective layer 2, the metal level 3 with insulation protection 2 contact position of layer form tenon end 4, and the fourth of the twelve Earthly Branches end 5 that the tenon end 4 is molded with the end of insulating protective layer 2 is combined connection, the tenon Adhesive linkage is provided between end 4 and the contact surface at fourth of the twelve Earthly Branches end 5, the lower end at the tenon end 4 is inwardly molded a slot 8, the fourth of the twelve Earthly Branches end 5 The corresponding slot 8 is provided with the plug division 9 that can insert the slot 8, and the rear end at the tenon end 4 forms a neck 6, institute State the protuberance 7 for fixing in neck 6 and being molded on the fourth of the twelve Earthly Branches end 5.
The utility model carries out the clamping on basis by tenon end 4 and fourth of the twelve Earthly Branches end 5 first, there is provided the fixed force of connection, the He of neck 6 Protuberance 7 further increases fixed force, by adhesive linkage make between the two gap fill up and be adhesively fixed, greatly improve sealing Property, raising uses durability degree, and slot 8 and plug division 9 further increase a sealant in most inner side, and sealing effectiveness is more It is good.
In a preferred embodiment, the upper surface front end at the tenon end 4 is arc-shaped side, and the tenon end 4 of metal level 3 is arc Side can effectively reduce the situation of point discharge, and the arc-shaped side extends to the flat edge 10 of rear end connection downward vertically, described flat Face side 10 is extended at neck 6.
In a preferred embodiment, the upper surface at the fourth of the twelve Earthly Branches end 5 is arc or square, because fourth of the twelve Earthly Branches end 5 is insulating materials system Into so its shape fix stably.
In a preferred embodiment, the top of the plug division 9 also forms hemisphere jut, and hemisphere jut can contradict In slot 8, increase fixed force.
In a preferred embodiment, the metal level 3 is layers of copper or aluminium lamination, but is not limited to this, can also be as needed Make other selections.
In a preferred embodiment, the insulating protective layer 2 is sulphurated siliastic protective layer, but is not limited to this, also Other selections can be made as needed.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right Property scope.

Claims (6)

  1. A kind of 1. novel seal attachment means of super extra-high voltage combined insulator, it is characterised in that including core body, the core body Both ends are respectively arranged with metal level and insulating protective layer, and the metal level is forming tenon end, institute with insulating protective layer contact position State tenon end and connection is combined with the fourth of the twelve Earthly Branches end that the insulating protective layer end is molded, be provided between the contact surface at the tenon end and fourth of the twelve Earthly Branches end Adhesive linkage, inside one slot of shaping in the lower end at the tenon end, the fourth of the twelve Earthly Branches end correspond to the slot be provided with can insert it is described slotting The plug division of groove, the rear end at the tenon end form a neck, the protuberance being molded on the fourth of the twelve Earthly Branches end are fixed in the neck.
  2. 2. the novel seal attachment means of super extra-high voltage combined insulator as claimed in claim 1, it is characterised in that the tenon The upper surface front end at end is arc-shaped side, and the arc-shaped side extends to the flat edge of rear end connection downward vertically, the flat edge one Directly extend at neck.
  3. 3. the novel seal attachment means of super extra-high voltage combined insulator as claimed in claim 1, it is characterised in that the fourth of the twelve Earthly Branches The upper surface at end is arc or square.
  4. 4. the novel seal attachment means of super extra-high voltage combined insulator as claimed in claim 1, it is characterised in that described to insert The top of socket part also forms hemisphere jut.
  5. 5. the novel seal attachment means of super extra-high voltage combined insulator as claimed in claim 1, it is characterised in that the gold It is layers of copper or aluminium lamination to belong to layer.
  6. 6. the novel seal attachment means of super extra-high voltage combined insulator as claimed in claim 1, it is characterised in that described exhausted Edge protective layer is sulphurated siliastic protective layer.
CN201720729919.3U 2017-06-21 2017-06-21 A kind of novel seal attachment means of super extra-high voltage combined insulator Active CN206849595U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720729919.3U CN206849595U (en) 2017-06-21 2017-06-21 A kind of novel seal attachment means of super extra-high voltage combined insulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720729919.3U CN206849595U (en) 2017-06-21 2017-06-21 A kind of novel seal attachment means of super extra-high voltage combined insulator

Publications (1)

Publication Number Publication Date
CN206849595U true CN206849595U (en) 2018-01-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720729919.3U Active CN206849595U (en) 2017-06-21 2017-06-21 A kind of novel seal attachment means of super extra-high voltage combined insulator

Country Status (1)

Country Link
CN (1) CN206849595U (en)

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