CN205565522U - Cover is shielded in insulation of being applied to electrified overlap joint cable draw -out lines of 10kV - Google Patents
Cover is shielded in insulation of being applied to electrified overlap joint cable draw -out lines of 10kV Download PDFInfo
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- CN205565522U CN205565522U CN201620318358.3U CN201620318358U CN205565522U CN 205565522 U CN205565522 U CN 205565522U CN 201620318358 U CN201620318358 U CN 201620318358U CN 205565522 U CN205565522 U CN 205565522U
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Abstract
The utility model discloses a cover is shielded in insulation of being applied to electrified overlap joint cable draw -out lines of 10kV, including the insulating boot body and insulating substrate, the insulating boot body includes preceding curb plate, left side board, right side board, roof and insulating boss, consecutive lower extreme opening and the rear end open -ended box structure of enclosing into of preceding curb plate, left side board, right side board and roof, and the rear end at the roof is fixed to insulating boss, insulating substrate sets up perpendicularly, and insulating substrate is last to set up an insulating boss interface, and insulating boss is pegged graft in this insulating boss interface, and the rear end opening of the insulating boot body bonds on insulating substrate's front surface, insulating substrate is last to have seted up two handrail holes, a recess is upwards offered respectively to the bottom of insulating substrate's the bottom and the preceding curb plate of the insulating boot body, and two groove phases are to setting up. The utility model discloses a cover is shielded in insulation of being applied to electrified overlap joint cable draw -out lines of 10kV has good insulating nature, the installation simple operation, and light in weight, easy transport, the reliability is high, high -efficient safety.
Description
Technical field
This utility model relates to a kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire.
Background technology
Construction and development along with overhead distribution, 10kV distribution line live working has become as guarantee power grid security reliability service, reduces energy loss and uninterruptedly to customer power supply and an important means of raising electrical network economy benefit at present, and electrically mated the tearing open of line (leap) cable tail tape takes workload in ascendant trend year by year.Need for this to use the shading tool that insulate accordingly, a series of maintenance installation exercise could be completed in the case of safely and effectively.This also becomes avoids power failure operation to cause the effective way of unnecessary loss on 10kv overhead distribution equipment.At present 10kV urban power distribution network continues to optimize raising, and than 110kV and above power transmission network, 10kV overhead distribution has a following characteristics:
(1) line arrangement mode is compact.Common horizontally arranged for double loop, also have quite a few horizontally arranged for multiloop and rounded projections arranged combines and is erected on same supplying channels.
(2) line span difference is big, and scissors crossing is many.Urban line span mostly is 40m~50m, is 20m~30m individually, and the distribution network line in more remote periphery small towns reaches about 60m a bit, and many crossings are crossed over to use and connected without supporting.
YH5W-17/50 composite jacket gaspless metal oxide arrester (hereinafter referred to as spark gap) commonly uses in 10kV distribution line, due to 10kV and following electricity distribution power equipment relatively, alternate design pitch little, power distribution live-wire is carried out and causes difficulty and restriction.Fact proved, use perfect insulation cover and be dielectrically separated from measure, use qualified safety protective tool, power distribution live-wire serves important safety protection function, be possible to prevent the generation of personal injury.
For reducing power failure range in 10kV distribution line, often need to carry out charged tearing open and take cable tail.And the commonly used spark gap of cable transition bracket device.The cable tail at this spark gap top is less to the relatively distance of the bottom of ground connection, causes charged tearing open and takes cable tail and there is potential safety hazard, the most generally uses empire cloth etc. material is soft and cover the purpose not fully reaching security protection.
The method of 10kV charged spliced cables lead-in wire operation is various.According to the difference of working environment, the difference of electrical equipment device and use different methods.And Work tool that various method relates to is the most more.As used aerial lift device with insulated arm, operator tape insulation glove carry out livewire work, and owing to distribution line gap is little, equipment arranges complexity, operating personnel touches two different potentials equipment the most simultaneously, and damages.So national requirements power distribution live-wire personnel are when using aerial lift device with insulated arm operation, it is necessary to wearing a complete set of P.P's apparatus, what the equipment that may touch around operation and grounding body empire cloth covered protection covers measure etc.;Part Work tool or more heavy involved by these operational methods, or security performance is low, there is bigger room for improvement.Therefore operation process is also required to more manpower.
Utility model content
The purpose of this utility model is the defect overcoming prior art; a kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire is provided; in charged spliced cables lead-in wire construction operation; stop former use empire cloth etc. material be soft to cover the measure of covering not fully reaching protection; conscientiously solve at present in distribution line charged tearing open take the problem that cable tail is dielectrically separated from, covers difficulty, make that 10kV charged lap works security performance is high, working performance is higher.
The technical scheme realizing above-mentioned purpose is: a kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire, including insulation cover body and insulating base, wherein:
Described insulation cover body includes front side board, left plate, right plate, top board and insulation boss, described front side board, left plate, right plate and top board are sequentially connected the body structure surrounding lower ending opening and open rearward end, described insulation boss is fixed on the rear end of described top board, and described insulation cover body is formed in one structure;
Described insulating base is vertically arranged, an insulation boss interface is offered on described insulating base, described insulation boss is plugged in this insulation boss interface, and the open rearward end of described insulation cover body is bonded on the front surface of described insulating base, the lower ending opening of described insulation cover body flushes with the bottom of described insulating base;
Offering two handrail holes on described insulating base, these two handrail holes are positioned at the left and right sides of described insulation cover body correspondingly, and the bottom in each described handrail hole is above the top board of described insulation cover body;
A groove is the most upwards offered in the bottom of the bottom of described insulating base and the front side board of described insulation cover body, and two described grooves are oppositely arranged.
Above-mentioned a kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire, wherein, described insulating base is rectangle structure, four angles of described insulating base rounding respectively.
Above-mentioned a kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire, wherein, the open rearward end of described insulation cover body is bonded on the front surface of described insulating base by super glue.
Above-mentioned a kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire, wherein, the surface of described insulation cover body and insulating base is respectively coated with one layer of layer of varnish.
Above-mentioned a kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire, wherein, described insulated shielding cover uses epoxy glass laminate insulation board to make.
Above-mentioned a kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire, wherein, described groove is inverted U-lag structure, the curved structure of bottom land of described groove, and the bottom of the cell wall of described groove is rounding structure.
The insulated shielding cover being applied to 10kV charged spliced cables lead-in wire of the present utility model; in charged spliced cables lead-in wire construction operation; stop former use empire cloth etc. material be soft to cover the measure of covering not fully reaching protection; conscientiously solve at present in distribution line charged tearing open take the problem that cable tail is dielectrically separated from, covers difficulty, make that 10kV charged lap works security performance is high, working performance is higher.And insulated shielding cover of the present utility model has the advantage that
(1) this insulated shielding cover has good insulating properties;
(2) simple operation is installed, lightweight, easily carry;
(3) having performance good, reliability is high, highly effective and safe.
Urban network reconstruction is advanced engineering to have very significant advantage by insulated shielding cover of the present utility model, key factor is played coordinating circuit to tear open to take in cable tail and repair circuit, meet power industry and move towards standardization, normalized development trend, play significant economic and social benefit at power supply industry.
Accompanying drawing explanation
Fig. 1 is the structural representation of the insulated shielding cover being applied to 10kV charged spliced cables lead-in wire of the present utility model.
Detailed description of the invention
In order to make those skilled in the art be better understood when the technical solution of the utility model, below in conjunction with the accompanying drawings its detailed description of the invention is described in detail:
Referring to Fig. 1, most preferred embodiment of the present utility model, a kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire, including insulation cover body 1 and insulating base 2.
Insulation cover body 1 includes front side board 11, left plate, right plate 12, top board 13 and insulation boss 3, front side board 11, left plate, right plate 12 and top board 13 are sequentially connected the body structure surrounding lower ending opening and open rearward end, insulation boss 3 is fixed on the rear end of top board 13, and insulation cover body 1 is formed in one structure;Insulating base 2 is vertically arranged, an insulation boss interface is offered on insulating base 2, insulation boss 3 is plugged in this insulation boss interface, and the open rearward end of insulation cover body 1 is bonded on the front surface of insulating base 2 by super glue, the lower ending opening of insulation cover body 1 flushes with the bottom of insulating base 2;Offering two handrail holes 4 on insulating base 2, these two handrail holes 4 are positioned at the left and right sides of insulation cover body 1 correspondingly, and the bottom in each handrail hole 4 is above the top board 13 of insulation cover body 1;A groove 5 is the most upwards offered in the bottom of the front side board 11 of the bottom of insulating base 2 and insulation cover body 1, two grooves 5 are oppositely arranged, groove 5 is in inverted U-lag structure, and the curved structure of bottom land 51 of groove 5, the bottom 52 of the cell wall of groove 5 is in rounding structure.
Insulating base 2 is rectangle structure, four angles 21 of insulating base 2 rounding respectively.
It is respectively coated with one layer of layer of varnish on the surface of insulation cover body 1 and insulating base 2.
Insulated shielding cover uses epoxy glass laminate insulation board to make, it is preferred to use the epoxy glass laminate insulation board that 3mm is thick.
Insulated shielding cover of the present utility model, when making, the open rearward end of insulation cover body 1 is bonded on the front surface of insulating base 2 by super glue;The both sides being attached to abutting edge with U.S. stricture of vagina paper are needed to prevent super glue from spreading area before bonding excessive.U.S. stricture of vagina paper is removed after bonding 15min.After parching completely etc. super glue, the surface of insulation cover body 1 and insulating base 2 is respectively coated with one layer of varnish, roasting half an hour in being then placed in baking box.
Insulated shielding cover of the present utility model passes through industrial frequency withstand voltage verification experimental verification, can meet 10kV overhead distribution equipment construction safety.
The insulated shielding cover being applied to 10kV charged spliced cables lead-in wire of the present utility model, there is good insulating properties, and handrail hole 4 facilitates operator to take insulated shielding cover, in use, insulation cover body 1 directly covers on spark gap, the most again the cable tail at spark gap top is carried out charged tearing open to take, simple operation is installed, lightweight, easily carrying, reliability is high, and highly effective and safe is embodied in:
(1) use of insulated shielding cover, can solve spliced cables lead wire insulation isolation in livewire work, the problem covering difficulty;
(2) execute-in-place is reduced to personnel's technical ability, the requirement of instrument;
(3) working security during spliced cables lead-in wire in livewire work is improved;
(4) not only circuit horizontally arranged to double loop be suitable for, also horizontally arranged to multiloop and rounded projections arranged combine circuit be suitable for.
(5) ensure that spark gap construction operation requirement, improve working performance and reliability.
Those of ordinary skill in the art will be appreciated that, above embodiment is intended merely to this utility model is described, and it is not used as to restriction of the present utility model, as long as in spirit of the present utility model, change, the modification of embodiment described above all will be fallen in Claims scope of the present utility model.
Claims (6)
1. the insulated shielding cover being applied to 10kV charged spliced cables lead-in wire, it is characterised in that include insulate cover body and insulating base, wherein:
Described insulation cover body includes front side board, left plate, right plate, top board and insulation boss, described front side board, left plate, right plate and top board are sequentially connected the body structure surrounding lower ending opening and open rearward end, described insulation boss is fixed on the rear end of described top board, and described insulation cover body is formed in one structure;
Described insulating base is vertically arranged, an insulation boss interface is offered on described insulating base, described insulation boss is plugged in this insulation boss interface, and the open rearward end of described insulation cover body is bonded on the front surface of described insulating base, the lower ending opening of described insulation cover body flushes with the bottom of described insulating base;
Offering two handrail holes on described insulating base, these two handrail holes are positioned at the left and right sides of described insulation cover body correspondingly, and the bottom in each described handrail hole is above the top board of described insulation cover body;
A groove is the most upwards offered in the bottom of the bottom of described insulating base and the front side board of described insulation cover body, and two described grooves are oppositely arranged.
A kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire the most according to claim 1, it is characterised in that described insulating base is rectangle structure, four angles of described insulating base rounding respectively.
A kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire the most according to claim 1, it is characterised in that the open rearward end of described insulation cover body is bonded on the front surface of described insulating base by super glue.
A kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire the most according to claim 1, it is characterised in that be respectively coated with one layer of layer of varnish on the surface of described insulation cover body and insulating base.
A kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire the most according to claim 1, it is characterised in that described insulated shielding cover uses epoxy glass laminate insulation board to make.
A kind of insulated shielding cover being applied to 10kV charged spliced cables lead-in wire the most according to claim 1, it is characterised in that described groove is inverted U-lag structure, the curved structure of bottom land of described groove, and the bottom of the cell wall of described groove is rounding structure.
Priority Applications (1)
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CN201620318358.3U CN205565522U (en) | 2016-04-15 | 2016-04-15 | Cover is shielded in insulation of being applied to electrified overlap joint cable draw -out lines of 10kV |
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CN201620318358.3U CN205565522U (en) | 2016-04-15 | 2016-04-15 | Cover is shielded in insulation of being applied to electrified overlap joint cable draw -out lines of 10kV |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105680372A (en) * | 2016-04-15 | 2016-06-15 | 国网上海市电力公司 | Insulating shielding cover for 10kV cable lead wire live-line lapping |
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2016
- 2016-04-15 CN CN201620318358.3U patent/CN205565522U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105680372A (en) * | 2016-04-15 | 2016-06-15 | 国网上海市电力公司 | Insulating shielding cover for 10kV cable lead wire live-line lapping |
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