CN103871694B - Anti-thunder insulator with transparent insulation safety guard and Integral grounding ring - Google Patents
Anti-thunder insulator with transparent insulation safety guard and Integral grounding ring Download PDFInfo
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- CN103871694B CN103871694B CN201410123011.9A CN201410123011A CN103871694B CN 103871694 B CN103871694 B CN 103871694B CN 201410123011 A CN201410123011 A CN 201410123011A CN 103871694 B CN103871694 B CN 103871694B
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- insulator
- lower cover
- ramp
- lightning
- upper cover
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- 239000012212 insulator Substances 0.000 title claims abstract description 62
- 238000009413 insulation Methods 0.000 title claims abstract description 18
- 238000002955 isolation Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 3
- 210000003464 cuspid Anatomy 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 abstract description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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Abstract
A kind of anti-thunder insulator with transparent insulation safety guard and Integral grounding ring, including the insulator being made up of with the several water-proof plates being connected on this insulating bar insulating bar, is provided with ramp on the top of this insulator. Side below the ramp of insulator connects a reclinate lightning-arrest bar, is provided with discharge end in the lower end of this lightning-arrest bar, is provided with the discharge head relative with discharge end in the lower end of insulator; The side of ramp is connected with a ground loop; The ramp on this insulator top, lightning-arrest bar and the junction of the junction of insulator and ground loop and ramp are installed in a transparent isolation safety cover. The invention have the advantage that and be integrated with lightning-arrest electric discharge mechanism on the insulator, simplify line construction, save investment; Overcome and the shortcoming that spark gap causes intensity to reduce is set at insulator centre bore; The installation of isolation safety cover ensure that power circuit long-term safety is run; Arrange and the ground loop of its one at ramp, meet the requirement of outdoor utility.
Description
Technical field
The present invention relates to a kind of anti-thunder insulator with transparent insulation safety guard and Integral grounding ring, for the support of power main and lightning-arrest.
Background technology
Prior art, in order to eliminate the thunder and lightning harm to power circuit and transformator, is typically in upstream or the downstream zinc oxide surge arresters of transmitting transformer, which increases the difficulty of investment and line upkeep; The zinc oxide surge arresters in the axle center hole of the insulating bar of insulator having, its shortcoming is the intensity greatly reducing insulator, is only used for the less place of support force (the indoor transformer station such as low capacity), limits range of application; It addition, the junction exposed (electric lines of force of tape insulation skin needs peeling in junction) between the insulator and the electric lines of force that use in circuit, long sleet corrodes, and very easily causes the corrosion of junction to damage; Also easily leaking electricity in additionally exposed junction, there is potential safety hazard; Ground loop is not had, it is impossible to meet the needs of outdoor utility currently without the insulator with spark gap.
Summary of the invention
It is desirable to provide a kind of anti-thunder insulator with transparent insulation safety guard and Integral grounding ring, increase the difficulty of investment and line upkeep to solve the arranging special spark gap of prior art existence; And in circuit, the exposed corrosion very easily causing junction in junction between insulator and electric lines of force damages, and there is potential safety hazard; And there is no there is no ground loop with the insulator of spark gap, it is impossible to the problem meeting the requirement of outdoor utility.
The technical scheme is that a kind of anti-thunder insulator with transparent insulation safety guard and Integral grounding ring, including the insulator being made up of with the several water-proof plates being connected on this insulating bar insulating bar, it is provided with ramp on the top of this insulator, metal screw and fixing nut it is provided with in the bottom of this insulator, it is characterized in that, side below the ramp of described insulator connects a reclinate lightning-arrest bar, the discharge end of insulator lower end it is provided with in the lower end of this lightning-arrest bar, the discharge head relative with the discharge end of lightning-arrest bar it is provided with in the lower end of described insulator,Connected by linking arm and a ground loop in the side of ramp; The ramp on this insulator top, lightning-arrest bar and the junction of the junction of insulator and ground loop and ramp are installed in a transparent isolation safety cover.
Described isolation safety cover is made up of with lower cover relative fastening up and down upper cover, and this lower cover is made up of relative fastening about two identical lower cover half portions; The main body of this upper cover is box-like structure, is equipped with upper cover half slot at the two ends, left and right of the main body of this upper cover; It is provided with top cap edge fit below in the main body rear and front end of this upper cover, this top cap edge fit is provided with upper cover installing hole; It is provided with the gap for the linking arm through described ground loop in the front side of main body of this upper cover or rear side;
This lower cover of two lower cover half composition be shaped as small end cone down or rectangular pyramid, the lower end central authorities at lower cover are provided with insulating bar through hole; Be respectively arranged at two ends with the lower cover half slot corresponding with described upper cover half slot and lower cover semicircle deep trouth in the left and right of the upper end of lower cover, the degree of depth of this lower cover semicircle deep trouth is more than the lower cover half slot of the other end; This upper cover half slot is relative with lower cover half slot to be constituted for the circular hole through electric lines of force, and this upper cover half slot is relative with lower cover semicircle deep trouth to be constituted for the elongated hole through electric lines of force and lightning-arrest bar; It is provided with the lower cover corresponding with described top cap edge fit on the both sides, front and back of the upper end of lower cover and connects limit, connect at this lower cover and limit is provided with the lower cover installing hole corresponding with described upper cover installing hole.
Root at described upper cover half slot, lower cover half slot and lower cover semicircle deep trouth is equipped with mutually corresponding protuberance; Being equipped with radially outer flange on the top of described upper cover half slot, lower cover half slot and lower cover semicircle deep trouth, be set with a rubber sealing boot in this radially outer flange, the bottom of rubber sealing boot is enclosed within this radially outer flange.
Butt joint edge at described upper cover and the protuberance of lower cover is provided with guide rail and the guide groove of the grafting that is mutually slidably matched.
Described ramp includes base plate, top board and clamping plate bolt, and the bottom surface of base plate is connected with the top of the metallic object on described insulating bar top; Top board is located at above base plate, and the middle part between top board and base plate is provided with arc groove, mutually fastens at least through two clamping plate screw bolt and nut between the top board and base plate of arc groove both sides.
It is provided with canine tooth in the arc groove of described top board and base plate.
Described institute's ground loop is rectangle, and its three limit is coated with by insulating barrier, and all the other are bare metal limit; This ground loop stated while being connected with one end of the top board of ramp by described linking arm.
Described lightning-arrest bar and discharge head are respectively symmetrically arranged two.
Connecting a becket in the lower end of described lightning-arrest bar, the axle center of becket is the axle center of insulating bar, is provided with the discharge end described in multiple being uniformly distributed along the circumference in the inner side of this becket; Described discharge head is uniformly distributed along the circumference multiple.
Described isolation safety cover adopts transparent plastic to make.
The invention have the advantage that and be integrated with lightning-arrest electric discharge mechanism on the insulator, save additionally mounted spark gap, simplify line construction, save investment, reduce the maintenance difficulties of circuit, also overcome and the shortcoming that spark gap causes intensity to reduce is set at insulator centre bore; The junction of insulator and electric lines of force and the junction of ramp and ground loop are all enclosed in the safety guard of an insulation, it is to avoid junction is corroded by extraneous sleet for a long time, it is ensured that power circuit long-term safety operation; Also the probability of exposed junction electric leakage has effectively been stopped; Connect and the ground loop of its one at ramp, meet the requirement of outdoor utility.
Accompanying drawing explanation
Fig. 1 is the population structure schematic diagram (broken section) of the present invention;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the overall structure schematic diagram of insulator of the present invention, lightning-arrest bar and ground loop;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is the right view of Fig. 3 top (one of ramp embodiment);
Fig. 6 is the right view of Fig. 3 top (the two of ramp embodiment);
Fig. 7 is the overall structure front view of isolation safety cover of the present invention;
Fig. 8 is the right view of Fig. 7;
Fig. 9 is the left view of Fig. 7;
Figure 10 is the upward view of upper cover in Fig. 7;
Figure 11 is the front view of isolation safety cover lower cover right-hand part in Fig. 7;
Figure 12 is the right view of Figure 11;
Figure 13 is the left view of Figure 11;
Figure 14 is the top view (two lower cover half combinations) of Figure 11;
Figure 15 is the structural representation on rubber sealing boot of the present invention (in Fig. 1 right side);
Figure 16 is the structural representation in rubber sealing boot of the present invention (in Fig. 1 left side);
Figure 17 is the present invention overall structure schematic diagram with the insulator of two lightning-arrest bars;
Figure 18 is the top view of Figure 17;
Figure 19 present invention is with the overall structure schematic diagram of the insulator of becket;
Figure 20 is the top view of Figure 19.
Detailed description of the invention
Referring to Fig. 1～Figure 20, a kind of anti-thunder insulator with transparent insulation safety guard and Integral grounding ring of the present invention, including the insulator 4 being made up of with the several water-proof plates 42 being connected on this insulating bar 41 insulating bar 41, it is provided with ramp 9 on the top of this insulator 4, is provided with metal screw and fixing nut 44 in the bottom of this insulator 4. It is characterized in that, side below the ramp 9 of described insulator 4 connects a reclinate lightning-arrest bar 6, it is provided with the discharge end 61 of insulator lower end in the lower end of this lightning-arrest bar 6, is provided with the discharge head 7 relative with the discharge end 61 of lightning-arrest bar in the lower end of described insulator 4. Meet thunderstorm hour, electric discharge between discharge end 61 and the discharge head 7 of lightning-arrest bar 6, play lightning-arrest effect, it is prevented that insulator is caused line-to-earth fault by thunder and lightning electrical breakdown.
It is connected with a ground loop 5 by linking arm 52 in the side of ramp 9. The ramp 9 on this insulator 4 top, lightning-arrest bar 6 and the junction of insulator 4 and ground loop 5 and the junction of ramp 9 are installed in a transparent isolation safety cover A.
Described isolation safety cover A is made up of fasten relative with lower cover about 2 of upper cover 1, and this lower cover 2 is made up of relative fastening about two identical lower cover half portions; The main body of this upper cover 1 is box-like structure, is equipped with upper cover half slot 13 at the two ends, left and right of the main body of this upper cover; It is provided with top cap edge fit 15 below in the main body rear and front end of this upper cover 1, this top cap edge fit 15 is provided with upper cover installing hole 17; It is provided with the gap 12 for the linking arm 52 through described ground loop 5 in the front side of main body of this upper cover 1 or rear side.
This lower cover 2 of two lower cover half composition be shaped as small end cone (or rectangular pyramid) down, the lower end central authorities at lower cover 2 are provided with insulating bar through hole 28; Be respectively arranged at two ends with the lower cover half slot 23 corresponding with described upper cover half slot 13 and lower cover semicircle deep trouth 23 ' in the left and right of the upper end of lower cover 2, the degree of depth of this lower cover semicircle deep trouth 23 ' is more than the lower cover half slot 23 of the other end. This upper cover half slot 13 is relative with lower cover half slot 23 to be constituted for the circular hole B through electric lines of force, and this upper cover half slot 13 is relative with lower cover semicircle deep trouth 23 ' to be constituted for the elongated hole C through electric lines of force and lightning-arrest bar 6. It is provided with the lower cover corresponding with described top cap edge fit 15 on the both sides, front and back of the upper end of lower cover 2 and connects limit 25, connect at this lower cover and limit 25 is provided with the lower cover installing hole 27 corresponding with described upper cover installing hole 17.
Also can be equipped with mutually corresponding protuberance (root of the upper cover half slot 11 at two ends is equipped with protuberance 13, and the root of lower cover half slot 23 and lower cover semicircle deep trouth 23 ' is respectively equipped with 21 and 21 ') at the root of described upper cover half slot 13, lower cover half slot 23 and lower cover semicircle deep trouth 23 '. Being equipped with radially outer flange 14 and 24 on the top of described upper cover half slot 13, lower cover half slot 23 and lower cover semicircle deep trouth 23 ', be set with a rubber sealing boot 3 in this radially outer flange, the bottom of rubber sealing boot 3 is enclosed within this radially outer flange.
Butt joint edge at described upper cover 1 and the protuberance of lower cover 2 is provided with guide rail 16 and the guide groove 26 of the grafting that is mutually slidably matched, and the position of guide rail 16 and guide groove 26 can be exchanged.
Described ramp 9 includes base plate 91, top board 92 and clamping plate bolt 94, and the bottom surface of base plate 91 is connected with the top of the metallic object 43 on described insulating bar top; Top board 92 is located at above base plate 91, and the middle part between top board 92 and base plate 91 is provided with arc groove 10, mutually fastens at least through two clamping plate bolts 94 and nut 93 between the top board 92 and base plate 91 of arc groove 10 both sides.
Also can be provided with canine tooth 95 (referring to Fig. 6) in the arc groove 10 of described top board 92 and base plate 91.
Described institute's ground loop 5 is rectangle, and its three limit is coated with by insulating barrier, and all the other are bare metal limit 51, for ground connection. The ground loop 5 that this is stated while being connected with one end of the top board 92 of ramp 9 by linking arm 52.
Described lightning-arrest bar 6 and discharge head 7 are respectively symmetrically arranged two (referring to Figure 17 and Figure 18), lightning-arrest better effects if.
In order to improve lightning-arrest performance further, a becket 62 can be connected in the lower end of (one or two) lightning-arrest bar 6, the axle center of becket 62 is the axle center of insulating bar 41, multiple discharge end 61 being uniformly distributed along the circumference it is provided with in the inner side of this becket 62, becket 62 can use screw 63 to be connected with the lower end of lightning-arrest bar 6, convenient installation. Correspondingly, described discharge head 7 is uniformly distributed along the circumference multiple. Discharge capability many times can improve in such lightning-arrest mechanism, is effectively prevented from the strong thunder and lightning destruction to insulator.
Described isolation safety cover A adopts transparent plastic to make.
Claims (9)
1. the anti-thunder insulator with transparent insulation safety guard and Integral grounding ring, including the insulator being made up of with the several water-proof plates being connected on this insulating bar insulating bar, it is provided with ramp on the top of this insulator, metal screw and fixing nut it is provided with in the bottom of this insulator, it is characterized in that, side below the ramp of described insulator connects a reclinate lightning-arrest bar, it is provided with the discharge end of insulator lower end in the lower end of this lightning-arrest bar, is provided with the discharge head relative with the discharge end of lightning-arrest bar in the lower end of described insulator; Connected by linking arm and a ground loop in the side of ramp; The ramp on this insulator top, lightning-arrest bar and the junction of the junction of insulator and ground loop and ramp are installed in a transparent isolation safety cover;
Described isolation safety cover is made up of with lower cover relative fastening up and down upper cover, and this lower cover is made up of relative fastening about two identical lower cover half portions; The main body of this upper cover is box-like structure, is equipped with upper cover half slot at the two ends, left and right of the main body of this upper cover; It is provided with top cap edge fit below in the main body rear and front end of this upper cover, this top cap edge fit is provided with upper cover installing hole;It is provided with the gap for the linking arm through described ground loop in the front side of main body of this upper cover or rear side;
This lower cover of two lower cover half composition be shaped as small end cone down or rectangular pyramid, the lower end central authorities at lower cover are provided with insulating bar through hole; Be respectively arranged at two ends with the lower cover half slot corresponding with described upper cover half slot and lower cover semicircle deep trouth in the left and right of the upper end of lower cover, the degree of depth of this lower cover semicircle deep trouth is more than the lower cover half slot of the other end; This upper cover half slot is relative with lower cover half slot to be constituted for the circular hole through electric lines of force, and this upper cover half slot is relative with lower cover semicircle deep trouth to be constituted for the elongated hole through electric lines of force and lightning-arrest bar; It is provided with the lower cover corresponding with described top cap edge fit on the both sides, front and back of the upper end of lower cover and connects limit, connect at this lower cover and limit is provided with the lower cover installing hole corresponding with described upper cover installing hole.
2. the anti-thunder insulator with transparent insulation safety guard and Integral grounding ring according to claim 1, it is characterised in that the root at described upper cover half slot, lower cover half slot and lower cover semicircle deep trouth is equipped with mutually corresponding protuberance; Being equipped with radially outer flange on the top of described upper cover half slot, lower cover half slot and lower cover semicircle deep trouth, be set with a rubber sealing boot in this radially outer flange, the bottom of rubber sealing boot is enclosed within this radially outer flange.
3. the anti-thunder insulator with transparent insulation safety guard and Integral grounding ring according to claim 2, it is characterised in that the butt joint edge at described upper cover and the protuberance of lower cover is provided with guide rail and the guide groove of the grafting that is mutually slidably matched.
4. the anti-thunder insulator with transparent insulation safety guard and Integral grounding ring according to claim 1, it is characterized in that, described ramp (9) includes base plate (91), top board (92) and clamping plate bolt (94), and the bottom surface of base plate (91) is connected with the top of the metallic object (43) on described insulating bar top; Top board (92) is located at above base plate (91), middle part between top board (92) and base plate (91) is provided with arc groove (10), mutually fastens at least through two clamping plate bolts (94) and nut (93) between the top board (92) and base plate (91) of arc groove (10) both sides.
5. the anti-thunder insulator with transparent insulation safety guard and Integral grounding ring according to claim 4, it is characterized in that, in the arc groove (10) of described top board (92) and base plate (91), be provided with canine tooth (95).
6. the anti-thunder insulator with transparent insulation safety guard and Integral grounding ring according to claim 4, it is characterized in that, described ground loop (5) is rectangle, and its three limit is coated with by insulating barrier, and all the other are bare metal limit (51); This ground loop (5) while being connected with one end of the top board (92) of ramp (9) by described linking arm (52).
7. the anti-thunder insulator with transparent insulation safety guard and Integral grounding ring according to claim 1, it is characterised in that described lightning-arrest bar and discharge head are respectively symmetrically arranged two.
8. the anti-thunder insulator with transparent insulation safety guard and Integral grounding ring according to claim 1 or 7, it is characterized in that, a becket is connected in the lower end of described lightning-arrest bar, the axle center of becket is the axle center of insulating bar, is provided with the discharge end described in multiple being uniformly distributed along the circumference in the inner side of this becket; Described discharge head is uniformly distributed along the circumference multiple.
9. the anti-thunder insulator with transparent insulation safety guard and Integral grounding ring according to claim 1, it is characterised in that described isolation safety cover adopts transparent plastic to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123011.9A CN103871694B (en) | 2014-03-31 | 2014-03-31 | Anti-thunder insulator with transparent insulation safety guard and Integral grounding ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123011.9A CN103871694B (en) | 2014-03-31 | 2014-03-31 | Anti-thunder insulator with transparent insulation safety guard and Integral grounding ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103871694A CN103871694A (en) | 2014-06-18 |
| CN103871694B true CN103871694B (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410123011.9A Active CN103871694B (en) | 2014-03-31 | 2014-03-31 | Anti-thunder insulator with transparent insulation safety guard and Integral grounding ring |
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| CN (1) | CN103871694B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104166074B (en) * | 2014-08-07 | 2017-04-12 | 上海萌烨电力科技有限公司 | Current data collecting device for electric transmission line |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202797332U (en) * | 2012-08-17 | 2013-03-13 | 刘进生 | Integral structure integrating insulator and ground clamps and having insulation protective cover |
| CN203386547U (en) * | 2013-07-29 | 2014-01-08 | 国家电网公司 | Integrated fixed external series gap self-disengaging metal oxide lightning arrester insulators |
| CN203760232U (en) * | 2014-03-31 | 2014-08-06 | 刘进生 | Lightning-proof insulator with transparent insulating safety hood and integrated ground ring |
-
2014
- 2014-03-31 CN CN201410123011.9A patent/CN103871694B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202797332U (en) * | 2012-08-17 | 2013-03-13 | 刘进生 | Integral structure integrating insulator and ground clamps and having insulation protective cover |
| CN203386547U (en) * | 2013-07-29 | 2014-01-08 | 国家电网公司 | Integrated fixed external series gap self-disengaging metal oxide lightning arrester insulators |
| CN203760232U (en) * | 2014-03-31 | 2014-08-06 | 刘进生 | Lightning-proof insulator with transparent insulating safety hood and integrated ground ring |
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| Publication number | Publication date |
|---|---|
| CN103871694A (en) | 2014-06-18 |
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Effective date of registration: 20231024 Address after: 071502 Xiangliankou Village South, Gaoyang County, Baoding City, Hebei Province Patentee after: HEBEI MINYUAN ELECTRIC POWER EQUIPMENT MANUFACTURING CO.,LTD. Address before: 062550 huibokou village, Xinzhongyi Town, Renqiu City, Hebei Province Patentee before: Liu Jinsheng |
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