CN104577933A - Wiring system with free movement function applied to elevated line system - Google Patents
Wiring system with free movement function applied to elevated line system Download PDFInfo
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- CN104577933A CN104577933A CN201510059328.5A CN201510059328A CN104577933A CN 104577933 A CN104577933 A CN 104577933A CN 201510059328 A CN201510059328 A CN 201510059328A CN 104577933 A CN104577933 A CN 104577933A
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Abstract
The invention discloses a wiring system with a free movement function applied to an elevated line system. The wiring system comprises a lightning protection overvoltage protector, an insulator, a bracket device and a cross beam, wherein the lightning protection overvoltage protector is fixedly arranged on the bracket device by virtue of a first bolt part; the insulator and the bracket device are fixedly arranged on the cross beam by virtue of a bolt unit; the bracket device comprises a secondary bracket and a primary bracket; the primary bracket is L-shaped, a strip-shaped hole is formed in the long side of the primary bracket, and the short side of the primary bracket is fixedly arranged on the cross beam by virtue of the bolt unit; and the secondary bracket is L-shaped, the long side of the secondary bracket is fixed with the lightning protection overvoltage protector by virtue of the first bolt part, and the short side of the secondary bracket is fixed on the strip-shaped hole by virtue of a second bolt part. The problem that time is consumed during the conventional installation and adjustment is solved, a fixing bracket is replaced by utilizing a mode of arranging the primary and secondary brackets in a split mode, and the adjustment is very conveniently performed during installation, so that the installation time is saved, and the aim of saving the mounting and using cost is achieved.
Description
Technical field
The present invention relates to power transmission technology field, specifically, is be applied to overhead route system and have the wiring system moving freely function.
Background technology
Cable is as the important component part of electric power system; as the carrier of power delivery; very important effect is played in power transmission and distribution process; cable simply can be divided into type low-voltage cable, high voltage cable, superhigh pressure cable from load condition, can be divided into bare wire and insulated electric conductor by its skin again with or without insulation protection.
In electric power system transmission line, for reaching the effect of maximise transmission efficiency, when carrying out remote distance power transmission, the electric power transfer mode of high pressure and even superhigh pressure is adopted to carry out power transmission and distribution operation, in field, wilderness, due to geographical reason, adopting overhead transmission line more, injuring adopting brandreth aerial cable to carry out high-voltage transmission especially for avoiding people and animals.
On whole electric line, lightning-caused breaking is a general difficult problem, special in remote power transmission line, power circuit breaks, insulator arc-over and cause large-area power-cuts, electricity sales amount loss and cause great personal injury accident, and cause great economic loss thus..
Holder device between existing lightning protection overvoltage protector and its insulator be connected in parallel is a kind of stationary device, for ensureing cable high consistency, to regulate through too much structure interlock when mounted and just can reach cable high consistency, serious affects project progress, thus improves and install and use cost; When cable height is inconsistent, will occur that cable drops down the situation of line, easily appearance is gluedd joint between the lines under the action of the forces of the wind, causes line short, serious security incident occurs.
Summary of the invention
The object of the present invention is to provide and be applied to overhead route system and there is the wiring system moving freely function, solve existing installation and regulate problem consuming time, the mode that between major-minor, split is arranged is utilized to replace fixed support, regulate very easily when mounted to reach, thus saved the set-up time, reach the object of saving and installing and using cost.
The present invention is achieved through the following technical solutions: be applied to overhead route system and have the wiring system moving freely function, comprise lightning protection overvoltage protector, insulator, holder device and crossbeam, described lightning protection overvoltage protector is fixed on holder device by the first bolt part, and described insulator is fixed on crossbeam by bolt kit and holder device; Described holder device comprises assistant support, main support, and described main support is L-type, and its long limit is provided with strip hole, and its minor face is fixed on crossbeam by bolt kit; Described assistant support is L-type, and its long limit is fixed by the first bolt part and lightning protection overvoltage protector, and its minor face is fixed on strip hole by the second bolt part.
Further, to better implement the present invention, described lightning protection overvoltage protector comprises Upper gasket, lower gasket, nut, screw rod, joint, current limiting element, described joint is arranged on current limiting element top and bottom, is fixed on the long limit of assistant support at current limiting element bottom fitting by the first bolt part; At current limiting element top, described lower gasket is placed in joint end face, the curved shape of described Upper gasket, and the inner arc of described Upper gasket is relative with lower gasket end face, and described Upper gasket and lower gasket are fixedly fixed on joint by nut and screw rod.
Further, to better implement the present invention, described lightning protection overvoltage protector also comprises the wire drainage ball, current limiting element drainage ball, the drainage bar that are arranged on current limiting element inside, is connected below the joint that described wire drainage ball is placed in current limiting element top with the joint at current limiting element top; One end of described drainage bar is connected with current limiting element drainage ball, and the other end of drainage bar is connected with current limiting element; Discharging gap is left between described wire drainage ball and current limiting element drainage ball.
Further, to better implement the present invention, described current limiting element adopts zinc oxide current limiting element.
Further, to better implement the present invention, described joint adopts conductive metallic material.
Further, to better implement the present invention, described Upper gasket and lower gasket adopt conductive metallic material.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) the present invention solves existing installation and regulates problem consuming time, utilizes the mode that between major-minor, split is arranged to replace fixed support, regulates very easily when mounted, thus saved the set-up time to reach, reach the object of saving and installing and using cost.
(2) the present invention can solve the problem of the lightning-caused breaking of electric line, and the electric property of line transmission can be ensured, reach the object avoiding lightning-caused breaking, and due to the design of special syndeton, the electric transmission performance of guarantee transmission & distribution line that still can be intact after it is connected with transmission & distribution line.
(3) the present invention can utilize the discharging gap between wire drainage ball and current limiting element drainage ball to carry out the instantaneous current conduction of thunder and lightning, and the situation reaching flashover of effectively taking shelter from the thunder, avoid occurs.
(4) the present invention adopts the zinc oxide current limiting element with nonlinear resistance property; in discharge process; can the upper reservation one of zinc oxide current limiting element (nonlinear resistance) we usually said " residual voltage "; under system power-frequency voltage after lightning voltage, oneself can extinguish power frequency continued flow, thus keeping system not decompression; avoid the generation of system decompression and relaying protection action trip condition; and then improve power supply quality guarantee normal power supply, increase economic benefit, improve power supply reliability.
Accompanying drawing explanation
Fig. 1 is structure chart of the present invention.
Wherein, 1-Upper gasket, 2-lower gasket, 3-nut, 4-screw rod, 5-joint, 6-wire drainage ball, 7-current limiting element drainage ball, 8-drainage bar, 9-current limiting element, 10-assistant support, 11-first bolt part, 12-main support, 13-second bolt part, 14-strip hole, 15-bolt kit, 16-crossbeam, 17-insulator, 18-wire.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment 1:
Be applied to overhead route system and there is the wiring system moving freely function, as shown in Figure 1, comprise lightning protection overvoltage protector, insulator 17, holder device and crossbeam 16, described lightning protection overvoltage protector is fixed on holder device by the first bolt part 11, and described insulator 17 is fixed on crossbeam 16 by bolt kit 15 and holder device; Described holder device comprises assistant support 10, main support 12, and described main support 12 is in L-type, and its long limit is provided with strip hole 14, and its minor face is fixed on crossbeam 16 by bolt kit 15; Described assistant support 10 is in L-type, and its long limit is fixed with lightning protection overvoltage protector by the first bolt part 11, and its minor face is fixed on strip hole 14 by the second bolt part 13.
In use be, by lightning protection overvoltage protector, holder device, insulator 17 and crossbeam 16 are assembled and are connected on pylon by crossbeam 16, wire 18 is placed in insulator 17 top, and be fixed on lightning protection overvoltage protector, when thunderstorm weather, when wire 18 is subject to Lightning Over-voltage, due to the protective effect of lightning protection overvoltage protector, thunder and lightning is discharged rapidly, thus avoid occurring insulator arc-over, or conductor cord disconnection, cause large area line fault, assistant support 10 is fixed on the strip hole 14 of main support 12 by the second bolt part 13, because the reason of strip hole is when carrying out high consistency and regulating, only need regulate the second bolt part, adjustment assistant support 10 just can reach with the relative position of strip hole the object adjusting high consistency, thus simplify job step, reduce and regulating time is installed, reach the object reducing and install and use cost.
Embodiment 2:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, as shown in Figure 1, described lightning protection overvoltage protector comprises Upper gasket 1, lower gasket 2, nut 3, screw rod 4, joint 5, current limiting element 9, described joint 5 is arranged on current limiting element 9 top and bottom, is fixed on the long limit of assistant support 10 at current limiting element 9 bottom fitting 5 by the first bolt part 11; At current limiting element 9 top, described lower gasket 2 is placed in joint 5 end face, the curved shape of described Upper gasket 1, and the inner arc of described Upper gasket 1 is relative with lower gasket 2 end face, and described Upper gasket 1 and lower gasket 2 are fixedly fixed on joint 5 by nut 3 and screw rod 4.
In use be; wire 13 is through Upper gasket 1 and lower gasket 2; and fixed by it; due to Upper gasket 1 for the fixture space that formed between arc shape and lower gasket 2 can well there will not be and be out of shape and cause the risk that electric property reduces by guardwire 18; thus reach good electrical communications characteristic; when thunderstorm weather; when wire 18 is subject to Lightning Over-voltage; due to the protective effect of lightning protection overvoltage protector; thunder and lightning is discharged rapidly; thus avoid occurring insulator arc-over, or conductor cord disconnection, cause large area line fault.
Embodiment 3:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, and described current limiting element 9 adopts zinc oxide current limiting element, and described joint 5 adopts conductive metallic material, and described Upper gasket 1 and lower gasket 2 adopt conductive metallic material.Adopt the zinc oxide current limiting element with nonlinear resistance property; in discharge process; can the upper reservation one of zinc oxide current limiting element (nonlinear resistance) we usually said " residual voltage "; under system power-frequency voltage after lightning voltage, oneself can extinguish power frequency continued flow, thus keeping system not decompression; avoid the generation of system decompression and relaying protection action trip condition; and then improve power supply quality guarantee normal power supply, increase economic benefit, improve power supply reliability.
Embodiment 4:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, as shown in Figure 1, further, to better implement the present invention, described lightning protection overvoltage protector also comprises the wire drainage ball 6, current limiting element drainage ball 7, the drainage bar 8 that are arranged on current limiting element 9 inside, is connected below the joint 5 that described wire drainage ball 6 is placed in current limiting element 9 top with the joint 5 at current limiting element 9 top; One end of described drainage bar 8 is connected with current limiting element drainage ball 7, and the other end of drainage bar 8 is connected with current limiting element 9; Discharging gap is left between described wire drainage ball 6 and current limiting element drainage ball 7.
In use, when thunderstorm weather, when wire 18 is subject to Lightning Over-voltage, when induction overvoltage not yet reaches insulator 17 flashover, wire drainage ball 6 and current limiting element drainage ball 7 gap start electric discharge, and to be led current limiting element 9 by drainage bar 8 by lightning current afterwards, lightning current discharges through current limiting element 9, power frequency continued flow is then blocked by current limiting element 9, reaches the object of " taking shelter from the thunder ".When circuit occur in short-term power-frequency overvoltage (Millisecond) time; even if circuit is in weak insulation (power frequency withstand 38kV); lightning protection overvoltage protector still ensures electric discharge; play a protective role; thus prevent because of power frequency continued flow high temperature melting broken string road (thunderbolt wire 18 breaks and insulator arc-over); protection circuit, avoids breaking, insulator arc-over and cause large-area power-cuts, the loss of electricity sales amount and the great economic reparation that causes great personal injury accident and cause thus.
Embodiment 5:
The present embodiment is at the enterprising one-step optimization in the basis of above-described embodiment, further, to better implement the present invention, described current limiting element 9 adopts zinc oxide current limiting element, described joint 5 adopts conductive metallic material, and described Upper gasket 1 and lower gasket 2 adopt conductive metallic material.Adopt the zinc oxide current limiting element with nonlinear resistance property; in discharge process; can the upper reservation one of zinc oxide current limiting element (nonlinear resistance) we usually said " residual voltage "; under system power-frequency voltage after lightning voltage, oneself can extinguish power frequency continued flow, thus keeping system not decompression; avoid the generation of system decompression and relaying protection action trip condition; and then improve power supply quality guarantee normal power supply, increase economic benefit, improve power supply reliability.
The present invention solves existing installation and regulates problem consuming time, utilizes the mode that between major-minor, split is arranged to replace fixed support, regulates very easily when mounted, thus saved the set-up time to reach, reach the object of saving and installing and using cost.
The above is only preferred embodiment of the present invention, and not do any pro forma restriction to the present invention, every any simple modification, equivalent variations done above embodiment according to technical spirit of the present invention, all falls within protection scope of the present invention.
Claims (9)
1. be applied to overhead route system and there is the wiring system moving freely function, it is characterized in that: comprise lightning protection overvoltage protector, insulator (17), holder device and crossbeam (16), described lightning protection overvoltage protector is fixed on holder device by the first bolt part (11), and described insulator (17) is fixed on crossbeam (16) by bolt kit (15) and holder device; Described holder device comprises assistant support (10), main support (12), and described main support (12), in L-type, its long limit is provided with strip hole (14), and its minor face is fixed on crossbeam (16) by bolt kit (15); Described assistant support (10) is in L-type, and its long limit is fixed by the first bolt part (11) and lightning protection overvoltage protector, and its minor face is fixed on strip hole (14) by the second bolt part (13).
2. be according to claim 1ly applied to overhead route system and there is the wiring system moving freely function, it is characterized in that: described lightning protection overvoltage protector comprises Upper gasket (1), lower gasket (2), nut (3), screw rod (4), joint (5), current limiting element (9), described joint (5) is arranged on current limiting element (9) top and bottom, is fixed on the long limit of assistant support (10) at current limiting element (9) bottom fitting (5) by the first bolt part (11); At current limiting element (9) top, described lower gasket (2) is placed in joint (5) end face, described Upper gasket (1) curved shape, and the inner arc of described Upper gasket (1) is relative with lower gasket (2) end face, described Upper gasket (1) and lower gasket (2) are fixedly fixed on joint (5) by nut (3) and screw rod (4).
3. be according to claim 2ly applied to overhead route system and there is the wiring system moving freely function, it is characterized in that: described current limiting element (9) adopts zinc oxide current limiting element.
4. be according to claim 2ly applied to overhead route system and there is the wiring system moving freely function, it is characterized in that: described joint (5) adopts conductive metallic material.
5. be according to claim 2ly applied to overhead route system and there is the wiring system moving freely function, it is characterized in that: described Upper gasket (1) and lower gasket (2) adopt conductive metallic material.
6. according to claim 1 or 2 or 3 or 4 or 5, be applied to overhead route system and there is the wiring system moving freely function, it is characterized in that: described lightning protection overvoltage protector also comprises the wire drainage ball (6), current limiting element drainage ball (7), the drainage bar (8) that are arranged on current limiting element (9) inside, described wire drainage ball (6) is placed in joint (5) below at current limiting element (9) top and is connected with the joint (5) at current limiting element (9) top; One end of described drainage bar (8) is connected with current limiting element drainage ball (7), and the other end of drainage bar (8) is connected with current limiting element (9); Discharging gap is left between described wire drainage ball (6) and current limiting element drainage ball (7).
7. be applied to overhead route system according to claim 6 and there is the wiring system moving freely function, it is characterized in that: described current limiting element (9) adopts zinc oxide current limiting element.
8. be applied to overhead route system according to claim 6 and there is the wiring system moving freely function, it is characterized in that: described joint (5) adopts conductive metallic material.
9. be applied to overhead route system according to claim 6 and there is the wiring system moving freely function, it is characterized in that: described Upper gasket (1) and lower gasket (2) adopt conductive metallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510059328.5A CN104577933A (en) | 2015-02-05 | 2015-02-05 | Wiring system with free movement function applied to elevated line system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510059328.5A CN104577933A (en) | 2015-02-05 | 2015-02-05 | Wiring system with free movement function applied to elevated line system |
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| Publication Number | Publication Date |
|---|---|
| CN104577933A true CN104577933A (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510059328.5A Pending CN104577933A (en) | 2015-02-05 | 2015-02-05 | Wiring system with free movement function applied to elevated line system |
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| CN (1) | CN104577933A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110137934A (en) * | 2019-05-30 | 2019-08-16 | 广州开能电气实业有限公司 | Discharging gap structure and without power frequency continued flow discharging gap apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202012100099U1 (en) * | 2011-05-26 | 2012-02-27 | "Research And Development Center At Federal Grid Company Of United Energy System" Joint-Stock Company | Lightning protection device for a power transmission overhead line for mounting on an angle tensioning mast and power transmission line with such a device |
| CN202601336U (en) * | 2012-06-08 | 2012-12-12 | 河北信得利电器设备有限公司 | Novel lightning-proof overvoltage protector of line insulator |
| CN202678010U (en) * | 2012-07-31 | 2013-01-16 | 乐清市赛而乐电器科技有限公司 | Novel lightning protection device |
| CN202797958U (en) * | 2012-08-06 | 2013-03-13 | 亢清波 | Lightning-protection over-voltage protector |
| CN204464928U (en) * | 2015-02-05 | 2015-07-08 | 成都君禾天成科技有限公司 | Be applied to overhead route system and there is the wiring system moving freely function |
-
2015
- 2015-02-05 CN CN201510059328.5A patent/CN104577933A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202012100099U1 (en) * | 2011-05-26 | 2012-02-27 | "Research And Development Center At Federal Grid Company Of United Energy System" Joint-Stock Company | Lightning protection device for a power transmission overhead line for mounting on an angle tensioning mast and power transmission line with such a device |
| CN202601336U (en) * | 2012-06-08 | 2012-12-12 | 河北信得利电器设备有限公司 | Novel lightning-proof overvoltage protector of line insulator |
| CN202678010U (en) * | 2012-07-31 | 2013-01-16 | 乐清市赛而乐电器科技有限公司 | Novel lightning protection device |
| CN202797958U (en) * | 2012-08-06 | 2013-03-13 | 亢清波 | Lightning-protection over-voltage protector |
| CN204464928U (en) * | 2015-02-05 | 2015-07-08 | 成都君禾天成科技有限公司 | Be applied to overhead route system and there is the wiring system moving freely function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110137934A (en) * | 2019-05-30 | 2019-08-16 | 广州开能电气实业有限公司 | Discharging gap structure and without power frequency continued flow discharging gap apparatus |
| CN110137934B (en) * | 2019-05-30 | 2023-12-19 | 广州开能电气技术有限公司 | Discharge gap structure and non-power frequency follow current discharge gap device |
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Application publication date: 20150429 |
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