CN204558238U - The fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire - Google Patents
The fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire Download PDFInfo
- Publication number
- CN204558238U CN204558238U CN201520270790.5U CN201520270790U CN204558238U CN 204558238 U CN204558238 U CN 204558238U CN 201520270790 U CN201520270790 U CN 201520270790U CN 204558238 U CN204558238 U CN 204558238U
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- wire
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- main transformer
- purpose tool
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- Expired - Fee Related
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- 238000009434 installation Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 4
- 230000001771 impaired effect Effects 0.000 abstract description 3
- 230000001788 irregular Effects 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract description 2
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses the fixing specific purpose tool of a kind of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire, comprise rack leg, one end and the rack leg turning of described rack leg are hinged, and the other end is fixedly connected with base; Described rack leg turning is fixed in supporting bracket, and described supporting bracket is fixedly connected with fixed pulley.The fixing specific purpose tool of sleeve pipe lead-in wire carries out lead-in wire assembly work to main transformer Oil-impregnated Paper Condenser Bushing in History, change traditional assembling mode, avoid because sleeve pipe and lead-in wire assemble bad, stressed irregular, the lead-in wire root insulation caused is impaired, while ensure that sleeve pipe lead-in wire assembly quality, also reach the requirement of sleeve pipe erection code.Easy to assembly, installation can be grasped voluntarily, can save when work is carried out and coordinate all quarters concerned and the stand-by period, Optimization Work arrangement; Reasonable in design, mechanical structure is comparatively perfect, flexibly simple to operate, be applied to sleeve pipe lead-in wire installment work time more flexible, convenient, simplify real work, save manpower.
Description
Technical field
The utility model relates to the fixing specific purpose tool of a kind of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire.
Background technology
Bushing shell for transformer is outgoing line device inside transformer high and low pressure being guided to fuel tank outside, and not only as lead-in wire insulation against ground, and be responsible for the effect of anchor leg, bushing shell for transformer is one of transformer current-carrying component.
The assembling of Oil-impregnated Paper Condenser Bushing in History lead-in wire is the important step that sleeve pipe is installed, the quality of lead-in wire assembling directly has influence on the service life of sleeve pipe and transformer, when installing or remove sleeve pipe, do not allow from one end stressed, and must be undertaken by the cooperation of flange, suspension ring and coaster.
When lead-in wire being installed by traditional handicraft, on ground, bracing wire need be worn in the catheter with personnel, and borrow bracing wire to be penetrated from sleeve bottom by pigtail splice; Then coordinate with main transformer top personnel and sleeve pipe is aligned transformer box wall installing hole slowly fall into, gradually pull out lead-in wire simultaneously, be fixed on after on grading shield, separate pull-down line.This method may bring following drawback:
1. wire sway and lead-in wire stationary curved cause conduit connection seat to loosen to the torque that sleeve pipe applies;
2. going between, to install pulling force too quickly because of lead-in wire for the setscrew nut of conducting rod and cylindrical positioning pins, loosens serious, cause loose contact wire ends to generate heat during lead-in wire is run;
3. when mounting sleeve, due to tractive lead-in wire angle excessive, cause voltage equalizing ball arrive raise seat, folder, pressing plate insulation distance too small, produce electric discharge thus, long-play will result in dielectric breakdown.
For addressing this problem and saving man-hour, be badly in need of a kind of new sleeve pipe lead-in wire assembly tool and replace conventional wire assembling, the installation realizing sleeve pipe lead-in wire meets related standards and requirement.
Utility model content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, provides a kind of main transformer Oil-impregnated Paper Condenser Bushing in History to go between and fixes specific purpose tool, can guarantee sleeve pipe lead-in wire assembly quality, reach the requirement of sleeve pipe erection code.
For achieving the above object, the utility model adopts following technical proposals:
The fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire, comprise rack leg, one end and the rack leg turning of described rack leg are hinged, and the other end is fixedly connected with base; Described rack leg turning is fixed in supporting bracket, and described supporting bracket is fixedly connected with fixed pulley.
Preferably, described supporting bracket is circular slab.
Described supporting bracket has U-type groove hole, and the edge of U-type groove hole self-supporting slab gos deep into supporting bracket inside.
Preferably, described supporting bracket circumferencial direction upper edge three place fluting, and be fixedly connected with rack leg turning.
Described fixed pulley is positioned at the U-type groove hole of supporting bracket, and fixed pulley is fixedly connected with supporting bracket by central shaft.
Described base is fanning strip, better and sleeve pipe conservator secure fit.
Described base has arc slide opening, for the rain cover screw at joint sleeve top, the optional position of arc slide opening can be fixed on, be adapted to various sleeve pipe.
The beneficial effects of the utility model are:
The fixing specific purpose tool of sleeve pipe lead-in wire of the present utility model carries out lead-in wire assembly work to main transformer Oil-impregnated Paper Condenser Bushing in History, change traditional assembling mode, avoid because sleeve pipe and lead-in wire assemble bad, stressed irregular, the lead-in wire root insulation caused is impaired, while ensure that sleeve pipe lead-in wire assembly quality, also reach the requirement of sleeve pipe erection code.
(1) this specific purpose tool more convenient, more stable, more reliably assembly work is carried out to sleeve pipe lead-in wire, and to reduce expenses;
(2) this specific purpose tool is easy to assembly, can grasp installation voluntarily, can save and coordinate all quarters concerned and the stand-by period, Optimization Work arrangement when work is carried out;
(3) this special tool desig is reasonable, and mechanical structure is comparatively perfect, flexibly simple to operate, more flexible, convenient when being applied to the installment work of sleeve pipe lead-in wire, simplifies real work, saves manpower;
(4) this specific purpose tool each several part connects reliable, and can fixedly secure with sleeve of main transformer, ensures that the safe, stable of sleeve of main transformer lead-in wire assembly work carries out.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fixing specific purpose tool of the utility model main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire;
Fig. 2 is the vertical view of the fixing specific purpose tool of the utility model main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire;
In figure, 1 is rack leg, and 2 is rack leg turning, and 3 is supporting bracket, and 4 is fixed pulley, and 5 is base, axle centered by 6.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As Figure 1-Figure 2, the fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire, comprise rack leg 1, rack leg turning 2, supporting bracket 3, fixed pulley 4, base 5, one end and the rack leg turning 2 of rack leg 1 are hinged, and the other end is fixedly connected with base 5; Rack leg turning 2 is fixed in supporting bracket 3, and supporting bracket 3 is fixedly connected with fixed pulley 4.Rack leg can be fixed on sleeve pipe conservator, and operating personnel stand in main transformer top, and sleeve pipe lead-in wire completes assembling by the traction of specific purpose tool.The sleeve pipe lead-in wire undertaken by using this specific purpose tool is fixing, reaching lead-in wire installs reliable, firm, meet State Grid Corporation of China's company standard (Q/GDW 232.16-201308), not reason assembly problem and cause the lead-in wire lead-in wire that is in operation to loosen, swing even bending.
Rack leg 1: 1. consider suspender working strength, adopts the solid reinforcing rod body of circle as the rack leg 1 of specific purpose tool.
2. select 3 rod bodies as rack leg 1, for ease of dismounting, easy to use, cut on rod body top, make plane body after fine grinding, middle punching is convenient to be connected with rack leg turning 2 bolt.
Rack leg turning 2: for ensureing that reinforcing rod and rack leg 1 top connect flexibly, the square steel rasion of rack leg turning is become leg section, and middle fluting is connected with rack leg 1.
Base 5: for ensureing that rack leg 1 bottom is adapted to various sleeve pipe, suspender working strength is reliable, and determine to select sheet metal to tailor, make fanning strip, middle open arc shape slide opening, for the rain cover screw at joint sleeve top.
Supporting bracket 3: consider suspender working strength, determine to select sheet metal, as the supporting bracket 3 of specific purpose tool;
1. select sheet metal as supporting bracket 3, for ease of dismounting, easy to use, cut on sheet metal top, make plectane, centre is opened U-type groove hole and is convenient to be connected with fixed pulley 4;
2. on supporting bracket 3 top, at supporting bracket 3 edge, circumference carries out 3 place's flutings, and welding support leg turning 2, for ensureing that reinforcing bar supporting leg connects flexibly.
Fixed pulley 4: adopt welding fixed pulley structure to draw.Consider specific purpose tool fastness, fixed pulley 4 is welded to connect by central shaft 6 and upper support board 3, reliable for ensureing that lead-in wire pull rope promotes, can also weld on fixed pulley 3 top the outer cover preventing pull rope from coming off.
Traditional bottom personnel's tractive lead-in wire technique can be replaced by this specific purpose tool, reach the function of top tractive and jack tractive lead-in wire, and the shortcoming that top tractive and jack tractive lead-in wire exist can be made up, realize lead-in wire to closely cooperate with sleeve pipe, ensure that transformer runs for a long time, reliably.Can by rotating the orientation regulating rack leg, be not only applicable to the sleeve pipe of various model, and can pass through arc track Torque-adjusting, range of application is more extensive.By the moment of Special tool for regulating, alleviate the stressed of sleeve pipe conservator, be easier to protective casing.
The fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History of the present utility model lead-in wire is applicable to and all kinds of sleeve kit such as domestic sleeve pipe, import, change the Conventional processing methods that sleeve pipe lead-in wire is installed, working procedure is also simplify while guarantee sleeve pipe lead-in wire assembly quality, decrease the sleeve pipe caused in conventional wire traction technique to generate heat, make moist and hidden danger of discharging, avoid the provisional interruption maintenance that main transformer causes because of sleeve pipe lead wire fault, improve main transformer power supply reliability, shorten sleeve of main transformer and the used time is installed, reduce labor intensity and personnel's maintenance cost.Main transformer lead-in wire drag spring thimble was installed and was needed that personnel are many, the time is long in the past, and regular affects other production works, by using this specific purpose tool, can effectively distribute time and personnel, within one day, can carry out multinomial work simultaneously, improve crew's operating efficiency.Economic benefits, directly reduces producing cost simultaneously.The transformer high pressure oblique cutting sleeve pipe of former installation 120MVA and above capacity needs 4h to shorten to 1h, and required personnel are reduced to 3 people by 6 people, save 21 man-hours.Both save work time cost, also save the freight of personnel's dining and material simultaneously.In addition, the use due to this specific purpose tool can effectively avoid equipment impaired when mounted, virtually saves the expense of a large number of equipment interruption maintenance, and the invisible economic benefit of generation is immeasurable.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection range; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection range of the present utility model.
Claims (7)
1. the fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire, it is characterized in that, comprise rack leg, one end and the rack leg turning of described rack leg are hinged, and the other end is fixedly connected with base; Described rack leg turning is fixed in supporting bracket, and described supporting bracket is fixedly connected with fixed pulley.
2. the fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire as claimed in claim 1, it is characterized in that, described supporting bracket is circular slab.
3. the fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire as claimed in claim 1, it is characterized in that, described supporting bracket has U-type groove hole, and the edge of U-type groove hole self-supporting slab gos deep into supporting bracket inside.
4. the fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire as claimed in claim 1, is characterized in that, described supporting bracket circumferencial direction upper edge three place fluting, and is fixedly connected with rack leg turning.
5. the fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire as claimed in claim 1, it is characterized in that, described fixed pulley is positioned at the U-type groove hole of supporting bracket, and fixed pulley is fixedly connected with supporting bracket by central shaft.
6. the fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire as claimed in claim 1, it is characterized in that, described base is fanning strip.
7. the fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire as claimed in claim 1, is characterized in that, described base has arc slide opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520270790.5U CN204558238U (en) | 2015-04-29 | 2015-04-29 | The fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520270790.5U CN204558238U (en) | 2015-04-29 | 2015-04-29 | The fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204558238U true CN204558238U (en) | 2015-08-12 |
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ID=53833322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520270790.5U Expired - Fee Related CN204558238U (en) | 2015-04-29 | 2015-04-29 | The fixing specific purpose tool of main transformer Oil-impregnated Paper Condenser Bushing in History lead-in wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204558238U (en) |
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2015
- 2015-04-29 CN CN201520270790.5U patent/CN204558238U/en not_active Expired - Fee Related
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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: 20150812 Termination date: 20160429 |