CN205901282U - High -voltage substation OPGW terminal pressure limiting device - Google Patents
High -voltage substation OPGW terminal pressure limiting device Download PDFInfo
- Publication number
- CN205901282U CN205901282U CN201620652065.9U CN201620652065U CN205901282U CN 205901282 U CN205901282 U CN 205901282U CN 201620652065 U CN201620652065 U CN 201620652065U CN 205901282 U CN205901282 U CN 205901282U
- Authority
- CN
- China
- Prior art keywords
- limiting device
- pressure limiting
- main body
- opgw
- voltage substation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model belongs to the technical field of power equipment safety assistive technology and specifically relates to a high -voltage substation OPGW terminal pressure limiting device, including the pressure limiting device main part, the cover has the insulation support body in the pressure limiting device main part. The utility model discloses a high -voltage substation OPGW terminal pressure limiting device is through setting up on longmen of high -voltage substation framework top, can be effectual for compounding the cable to the OPGW of the interior longmen framework of high -voltage substation, the outer iron tower recently of transformer substation provides safety protection, the influence electricity of having avoided being caused by the thunderbolt is to disconnected strand of OPGW optical cable, the OPGW terminal pressure limiting device of transformer substation is from the compound cable of OPGW to being insulating the framework of longmen, insulation distance is greater than 320mm, high -pressure influence electricity in the effectual isolated transformer substation, the hidden danger of disconnected strand of the compound cable of the high -pressure influence electricity galvano -cautery OPGW in the transformer substation has been avoided. Stop high -voltage substation internal induction electricity and caused defect hidden danger to the optical cable way, provide reliable guarantee for high -voltage substation's safe operation.
Description
Technical field
The utility model is related to power equipment safety ancillary technique field, especially a kind of high voltage substation opgw terminal limit
Pressure device.
Background technology
Pgw composite rope is also referred to as Composite fiber-optic ground wire, and technology introduces China from the nineties in last century from external, with
Domestic intelligent grid develops and perfect, and the application of opgw Composite fiber-optic ground wire increases therewith.Opgw enters power transformation from steel tower
When standing, from gantry framework (alternatively referred to as gate framework, H-frame pole, gantry bar etc.) draws, access transformer station.Transformer station dragon at present
Door framework opgw terminal is drawn lower cable and is not added pressure limiting device, is subject to broken by lightning opgw optical cable, and follow-up needs have a power failure and keep in repair, to electricity
Power department causes great economic loss and work load.
At present, domestic electrical system high pressure transformer station is not set opgw optical fiber cable termination and draws and put using limit between lower cable and the body of rod
The device of induced voltage, the transformer station opgw that is in operation draws lower cable and is often subject to induced voltage too high generation electric discharge line-broken malfunction,
Cause defect hidden danger to transformer station's lightguide cable link, directly threaten the safe operation of transformer station.
Utility model content
The technical problems to be solved in the utility model is: in order to solve problem present in above-mentioned background technology, provides one
Plant improved high voltage substation opgw terminal pressure limiting device, used in the current transformer station of solution, opgw draws lower cable and is often subject to feel
Answer overtension that electric discharge line-broken malfunction occurs, cause defect hidden danger to transformer station's lightguide cable link, directly threaten the peace of transformer station
The problem of row for the national games.
The utility model solves its technical problem and be the technical scheme is that a kind of high voltage substation opgw terminal pressure limiting
Device, including pressure limiting device main body, described pressure limiting device main body is cased with insulation support body, in described pressure limiting device main body
Surface is located on the left of insulation support body and is connected with rear end ball support bar, and described pressure limiting device body upper surface is located at insulation
It is connected with l type structure front end ball support bar, rear end spheroid is passed through longitudinally in described rear end ball support bar upper end on the right side of support body
Adjusting nut is connected with rear end electric discharge spheroid, and front end spheroid lateral adjustments nut is passed through even in described front end ball support masthead end
It is connected to front end electric discharge spheroid, on the left of described pressure limiting device main body, be provided with equipment fastening bolt, described pressure limiting device main body
Left end is fixedly connected with equipment fastening bolt by installing clamp nut, and described pressure limiting device main body right-hand member right-hand member is provided with pressure
Cable groove lid, the described right surface of pressure limiting device main body and pressure cable groove lid left surface are respectively provided with arc pressure cable groove, and described pressure limiting fills
Put and be fixedly connected by pressing cable fastening bolt between main body and pressure cable groove lid.
Preferably, for booster tension scope, the rated voltage of described pressure limiting device main body is 10kv.
Preferably, in order to lift load, the specified mechanical load of described pressure limiting device main body is 3kn.
Preferably, in order to extend distance, the minimum nominal creep age distance of described pressure limiting device main body is 320mm.
Preferably, in order to lift anti lightning performance, the thunder and lightning full impulse wave withstanding voltage of described pressure limiting device main body is >=
95kv.
Preferably, in order to lift security, 1 minute wet withstanding voltage of power frequency of described pressure limiting device main body is >=42kv.
Preferably, for motor current intensity, the rated current of described pressure limiting device main body is 45ka, described pressure limiting device
The maximum discharge current of main body is 65ka.
The beneficial effects of the utility model are that a kind of high voltage substation opgw terminal pressure limiting device of the present utility model passes through
It is arranged on gantry framework top of high voltage substation, can be effectively nearest steel tower gantry in high voltage substation outside transformer station
The opgw composite rope of framework provides safeguard protection, it is to avoid the induced electricity being caused by thunderbolt is stranded to opgw optical cable, transformer station
Opgw terminal pressure limiting device from opgw composite rope to gantry framework be insulation, insulation distance be more than 320mm, effectively every
High voltage induction electricity absolutely in transformer station, it is to avoid the stranded hidden danger of the high voltage induction electricity galvano-cautery opgw composite rope in transformer station.
Prevent induced electricity in high voltage substation and lightguide cable link has been caused with defect hidden danger, the safe operation for high voltage substation provides reliability
Ensure.
Brief description
With reference to the accompanying drawings and examples the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is front view of the present utility model.
In figure: 1. pressure limiting device main body, 2. insulation support body, 3. rear end ball support bar, 4. front end ball support bar, 5.
Rear end spheroid longitudinally adjust nut, 6. rear end electric discharge spheroid, 7. front end spheroid lateral adjustments nut, 8. front end electric discharge spheroid, 9.
Equipment fastening bolt, 10. installs clamp nut, 11. pressure cable groove lids, 12. pressure cable grooves, 13. pressure cable fastening bolts.
Specific embodiment
Presently in connection with accompanying drawing, the utility model is described in further detail.These accompanying drawings are the schematic diagram of simplification,
Basic structure of the present utility model is only described in a schematic way, therefore it only shows the composition relevant with the utility model.
A kind of high voltage substation opgw terminal pressure limiting device shown in Fig. 1 and Fig. 2, including pressure limiting device main body 1, pressure limiting fills
Put and insulation support body 2 is cased with main body 1, pressure limiting device main body 1 upper surface is located at and is connected with rear end spheroid on the left of insulation support body 2
Support bar 3, pressure limiting device main body 1 upper surface is located at and is connected with l type structure front end ball support bar 4 on the right side of insulation support body 2, after
End ball support bar 3 upper end is connected with rear end electric discharge spheroid 6, front end ball support bar 4 by rear end spheroid longitudinally adjust nut 5
Top is connected with front end electric discharge spheroid 8 by front end spheroid lateral adjustments nut 7, is provided with equipment on the left of pressure limiting device main body 1
Fastening bolt 9, pressure limiting device main body 1 left end is passed through installation clamp nut 10 and is fixedly connected with equipment fastening bolt 9, pressure limiting device
Main body 1 right-hand member right-hand member is provided with pressure cable groove lid 11, and the right surface of pressure limiting device main body 1 and pressure cable groove lid 11 left surface are respectively provided with arc
Pressure cable groove 12, is fixedly connected by pressing cable fastening bolt 13 between pressure limiting device main body 1 and pressure cable groove lid 11.
Preferably, for booster tension scope, the rated voltage of pressure limiting device main body 1 is 10kv it is preferable that in order to be lifted
Load, the specified mechanical load of pressure limiting device main body 1 is 3kn it is preferable that in order to extend distance, the minimum of pressure limiting device main body 1
Nominal creep age distance is 320mm it is preferable that in order to lift anti lightning performance, the thunder and lightning full impulse wave of pressure limiting device main body 1 tolerates
Voltage is >=95kv it is preferable that in order to lift security, 1 minute wet withstanding voltage of the power frequency of pressure limiting device main body 1 is >=
42kv is it is preferable that for motor current intensity, the rated current of pressure limiting device main body 1 is 45ka, and pressure limiting device main body 1 is
Big discharge current is 65ka, and the beneficial effects of the utility model are that a kind of high voltage substation opgw terminal of the present utility model limits
Pressure device by being arranged on gantry framework top of high voltage substation, can be effectively outside transformer station recently steel tower to high-voltage transforming
The opgw composite rope of gantry framework in standing provides safeguard protection, it is to avoid the induced electricity being caused by thunderbolt breaks to opgw optical cable
Stock, transformer station opgw terminal pressure limiting device is insulation from opgw composite rope to gantry framework, and insulation distance is more than
320mm, the effective high voltage induction electricity in isolation transformer station, it is to avoid the high voltage induction electricity galvano-cautery opgw in transformer station is combined
The stranded hidden danger of cable.Prevent induced electricity in high voltage substation and lightguide cable link has been caused with defect hidden danger, be the peace of high voltage substation
Row for the national games provides reliable guarantee.
High voltage substation opgw terminal pressure limiting device introduction about the construction: pressure cable groove 12, device fastening bolt 13 adopt mould pressure
Type casting moulding, after each self-forming, pressure cable groove 12, device fastening bolt 13, insulation support body 2 are molded by mechanical crimp, meet machine
Tool loads 3kn, then assembling pressure cable fastening bolt 13, pressure cable groove lid 11, assembling front end spheroid lateral adjustments nut 7, rear end ball
Body longitudinally adjust nut 5, front end electric discharge spheroid 8, rear end electric discharge spheroid 6, the distance of front and back ends ball discharge is according to the sense of transformer station
Answer the level adjustment of electricity, the voltage of the corresponding 1kv of spacing of 1mm, tighten front end spheroid level respectively with spanner after the completion of adjustment and adjust
Section nut 7, rear end spheroid longitudinally adjust nut 5.
High voltage substation opgw terminal pressure limiting device is summarized in the application of transformer station: first by high voltage substation opgw terminal
The device fastening bolt 9 of pressure limiting device, installation clamp nut 10 are screwed to special on the framework masthead of gantry or on the framework top of gantry
With, on anchor ear, then opgw composite rope is compressed by optical cable pressing plate and locks pressure cable fastening bolt 13.
1. the opgw composite rope in last base shaft of transformer station increases pressure limiting device, is opgw composite rope and communication equipment carries
For safer protection；Solve opgw optical cable and draw lower cable electric discharge strand broking；
2. need to insulate with gantry framework, using 704 silicon after the fixing opgw composite rope of transformer station opgw terminal pressure limiting device
Umbrella made by glue, to increase the creep age distance of bar and opgw composite rope.Effective control opgw optical cable turn-to-turn electric discharge strand broking；
3. pressure cable groove is significantly increased it is therefore an objective to increase the contact that opgw composite rope is with pressure limiting device with the width of pressure cable groove lid
Area, it is to avoid pressure limiting device is with opgw composite cable contact area little, and burns out opgw optical cable.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification completely in the range of without departing from this utility model technological thought.This reality
The content being not limited on specification with new technical scope it is necessary to determine its technology according to right
Property scope.
Claims (7)
1. a kind of high voltage substation opgw terminal pressure limiting device, including pressure limiting device main body (1), is characterized in that: described pressure limiting
Insulation support body (2) is cased with apparatus main body (1), it is left that described pressure limiting device main body (1) upper surface is located at insulation support body (2)
Side is connected with rear end ball support bar (3), and described pressure limiting device main body (1) upper surface is located at and connects on the right side of insulation support body (2)
It is connected to l type structure front end ball support bar (4), rear end spheroid longitudinally adjust is passed through in described rear end ball support bar (3) upper end
Nut (5) is connected with rear end electric discharge spheroid (6), and front end spheroid lateral adjustments are passed through on described front end ball support bar (4) top
Nut (7) is connected with front end electric discharge spheroid (8), is provided with equipment fastening bolt (9) on the left of described pressure limiting device main body (1),
Described pressure limiting device main body (1) left end is passed through installation clamp nut (10) and is fixedly connected with equipment fastening bolt (9), described
Pressure limiting device main body (1) right-hand member right-hand member is provided with pressure cable groove lid (11), the described right surface of pressure limiting device main body (1) and pressure cable groove
Lid (11) left surface is respectively provided with arc pressure cable groove (12), passes through between described pressure limiting device main body (1) and pressure cable groove lid (11)
Pressure cable fastening bolt (13) is fixedly connected.
2. a kind of high voltage substation opgw terminal pressure limiting device according to claim 1, is characterized in that: described pressure limiting device
The rated voltage of main body (1) is 10kv.
3. a kind of high voltage substation opgw terminal pressure limiting device according to claim 1, is characterized in that: described pressure limiting device
The specified mechanical load of main body (1) is 3kn.
4. a kind of high voltage substation opgw terminal pressure limiting device according to claim 1, is characterized in that: described pressure limiting device
The minimum nominal creep age distance of main body (1) is 320mm.
5. a kind of high voltage substation opgw terminal pressure limiting device according to claim 1, is characterized in that: described pressure limiting device
The thunder and lightning full impulse wave withstanding voltage of main body (1) is >=95kv.
6. a kind of high voltage substation opgw terminal pressure limiting device according to claim 1, is characterized in that: described pressure limiting device
1 minute wet withstanding voltage of the power frequency of main body (1) is >=42kv.
7. a kind of high voltage substation opgw terminal pressure limiting device according to claim 1, is characterized in that: described pressure limiting device
The rated current of main body (1) is 45ka, and the maximum discharge current of described pressure limiting device main body (1) is 65ka.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620652065.9U CN205901282U (en) | 2016-06-27 | 2016-06-27 | High -voltage substation OPGW terminal pressure limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620652065.9U CN205901282U (en) | 2016-06-27 | 2016-06-27 | High -voltage substation OPGW terminal pressure limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205901282U true CN205901282U (en) | 2017-01-18 |
Family
ID=57769212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620652065.9U Expired - Fee Related CN205901282U (en) | 2016-06-27 | 2016-06-27 | High -voltage substation OPGW terminal pressure limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205901282U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105939009A (en) * | 2016-06-27 | 2016-09-14 | 武汉新能量科技发展有限公司 | OPGW terminal voltage-limiting device for high voltage transformer substation |
-
2016
- 2016-06-27 CN CN201620652065.9U patent/CN205901282U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105939009A (en) * | 2016-06-27 | 2016-09-14 | 武汉新能量科技发展有限公司 | OPGW terminal voltage-limiting device for high voltage transformer substation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104505766A (en) | Tool and method for live replacement of 500kV strain insulator strings in substations | |
| CN101888070B (en) | 10KV bypass cable operation method | |
| CN205901282U (en) | High -voltage substation OPGW terminal pressure limiting device | |
| CN102931609A (en) | Operation method for replacing 10kV drop-out fuse in on-load manner | |
| CN210957548U (en) | GIS distribution device's transmission of electricity structure | |
| CN206301662U (en) | A kind of transformer rack | |
| CN202050218U (en) | Waving-prevention, adhesion-prevention and destruction-prevention system for high-voltage power transmission line | |
| CN201797066U (en) | Ground wire allowing secondary electricity testing | |
| CN218867785U (en) | A take load switch action bars for breaking and meet no-load cable | |
| CN105939009A (en) | OPGW terminal voltage-limiting device for high voltage transformer substation | |
| CN203456188U (en) | Composite cross-arm insulator for 35 kV power distribution in rural power grid | |
| CN102881440A (en) | Transformer bushing outgoing line installation frame | |
| CN107237535A (en) | A kind of unilateral cross-arm anchor support used for transmission line | |
| CN203118686U (en) | Preformed composite stay insulator | |
| CN209948529U (en) | Live lifting mechanism for three-phase lead of straight-line section of 10kV distribution network line | |
| CN207603164U (en) | A kind of Distributed Power Flow controller suitable for arbitrary shaft tower | |
| CN202905452U (en) | Transformer bushing coil out installation rack | |
| CN201853968U (en) | Single-hook insulating yoke plate | |
| CN206340886U (en) | The lossless ground connection distribution of bilateral becomes platform | |
| CN205335800U (en) | Wire insulated supporting plate device | |
| CN105932602B (en) | The method that three-phase conducting wire charges lifter and replaces insulator using the lifter | |
| CN201444547U (en) | Standard power distribution platform type transformer station | |
| CN201234089Y (en) | Protective interval for live operation on 1000kV AC very high voltage line | |
| CN204631339U (en) | A kind of OPGW terminal of high voltage substation reserves cable device | |
| CN205081393U (en) | Electrified insulator chain lifting mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20190627 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |