CN103219670A - Novel automatic centering clamp for adjusting strain insulator string - Google Patents
Novel automatic centering clamp for adjusting strain insulator string Download PDFInfo
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- CN103219670A CN103219670A CN2013101100604A CN201310110060A CN103219670A CN 103219670 A CN103219670 A CN 103219670A CN 2013101100604 A CN2013101100604 A CN 2013101100604A CN 201310110060 A CN201310110060 A CN 201310110060A CN 103219670 A CN103219670 A CN 103219670A
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- strain insulator
- accent
- automatic aligning
- string
- support plate
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Abstract
The invention relates to a novel automatic centering clamp for adjusting a strain insulator string. The novel automatic centering clamp comprises two trapezoid lead screws and a strain insulator string adjustment supporting plate, wherein the two trapezoid lead screws are fixedly connected by the strain insulator string adjustment supporting plate through hexagon bolts; and the strain insulator string adjustment supporting plate is in spherical surface connection with contact surfaces of ends of guide nuts. According to the novel automatic centering clamp for adjusting the strain insulator string, which is disclosed by the invention, by utilizing a titanium alloy material, the weight is light, the supporting force is large and the portability is provided; when the novel automatic centering clamp is used for adjusting the strain insulator string, the operation is flexible, and the tightening force is large; the novel automatic centering clamp has an automatic centering function and can prevent a trapezoid screw rod from bending deflection; and the novel automatic centering clamp is provided with the up-and-down supporting plate and a hook so as to be safe and firm in use and to be unlikely to slide.
Description
[technical field]
The present invention relates to transmission line maintenance of equipment technical field, specifically, is a kind of novel accent strain insulator-string automatic aligning jig.
[background technology]
Chinese patent application number 01240104.8 relates to the insulation strain insulator-string, it is made up of insulation strain clamp and insulator, the insulation strain clamp is connected in series with the big draw ring 5 of insulator mutually with the pull bar 4 of insulator by the insulation strain clamp, insulation strain clamp central axis is concentric, insulation strain clamp and insulator string quick, the shock resistance of construction install convenience and anti-pendulosity together are strong, and the clamping aerial cable holds and put forth effort by force, it is energy-conservation, attractive in appearance to be difficult for slip.
Chinese patent application numbers 201110207506.6 relates to a kind of overhead transmission line composite insulator strain insulator-string, it comprises two composite insulators (1), an end that it is characterized in that each composite insulator (1) is provided with socket arrangement (2), the other end is provided with ball head structure (3), socket arrangement (2) connects earth terminal gold utensil string, ball head structure (3) connects high-pressure side gold utensil string, earth terminal gold utensil string or high-pressure side gold utensil string are provided with at least two inner arc U-loops (12), inner arc U-loop (12) ring-ring joins, by changing the connected mode between the gold utensil, make the gold utensil string can the certain angle earth's axis to rotation, thereby avoid composite insulator generation axial torsion, destroy the strength of connection of plug and end gold utensil.
Chinese patent application numbers 200620091336.4 relates to UHV transmission line duplex strain insulator-string, solved the problem that the 500KV strain insulator-string can't adapt to 1000KV extra-high voltage grid needs; Comprise hanging point gold utensil, U type ring, adjust the plate connection, insulator is connected with the adjustment plate by parallel link plate, towing plate, ball-eye, grading ring is connected with socket-clevis eye, socket-clevis eye connects yoke plate, and yoke plate connects the right angle link plate, and the right angle link plate connects yoke plate, on yoke plate, be provided with A, B, C, D, E, F, G, H connecting hole, be connected with the prolongation pull bar by U type link, prolong pull bar and connect the right angle link plate, adjust plate connection strain clamp; All press shading ring to be connected on the yoke plate.Advantage is, adopts bolt combination together with split welded type yoke plate, and is easy for installation, satisfied eight bundle conductor installation requirements, is suitable for voltage 1000KV; Can reduce the resistance of wind, reduce the lead aeolian vibration.
Chinese patent application numbers 201120015054.7 relates to the sub-device of a kind of replacing 330kV strain insulator-string overhang insulation, comprises stringing leading screw, joint, brazier head screw, renovates, button-headed screw, turning set, back-up ring, milled screw, back card and preceding card; Card loam cake, nail word screw, nut, bearing pin, preceding card main body before card comprises before described; The replacing of the practical bunch of insulator of this jig end reduces former whole string and changes the bottle supporting frame that jig uses.Make new tool operate plurality of advantages such as simpler, flexible, light, easy-to-use, safe and reliable, good practicability is arranged and apply meaning.Improve effect more than 40% than former construction method simultaneously.
When changing strain insulator-string in the transmission line maintenance, the pulling force of cable is bigger, extra-high-speed circuit particularly, and former employing machinery or hydraulic pressure tightener, maintenance is changed very difficult, inconvenient operation, tightening force is big inadequately.
[summary of the invention]
The objective of the invention is to overcome the deficiencies in the prior art, a kind of novel accent strain insulator-string automatic aligning jig is provided.
The objective of the invention is to be achieved through the following technical solutions:
A kind of novel accent strain insulator-string automatic aligning jig, it comprises two trapezoidal screws and transfers the strain insulator support plate; Undertaken fixedly connected by accent strain insulator support plate between two trapezoidal screws.
Described accent strain insulator support plate is connected with trapezoidal screw by hex bolts.
Described accent strain insulator support plate adopts sphere to be connected with the contact-making surface of the termination of guiding nut.
The front end of described trapezoidal screw is provided with forked element, and end is provided with ratchet spanner.
Described forked element is connected with trapezoidal screw with nut by the split pin of trapezoidal screw.
The pivot pin of described trapezoidal screw is connected with hanging plate hole on the iron tower with steel wire rope respectively.
Also be provided with spring washer on the described accent strain insulator support plate.
Described upper bearing plate is connected with transferring the strain insulator support plate by milled screw with lower support plate.
Described upper bearing plate and all be provided with spring washer above the lower support plate.
The front end of described upper bearing plate is provided with hook.
Be provided with strain insulator-string group yoke plate between described upper bearing plate and the lower support plate, by hook strain insulator-string group yoke plate be fixed on and transfer on the strain insulator support plate.
Described automatic aligning jig is a titanium alloy material.
Compared with prior art, good effect of the present invention is:
(1) accent strain insulator automatic aligning jig of the present invention adopts titanium alloy material in light weight, and supporting force is big, and is easy to carry;
(2) accent strain insulator automatic aligning jig of the present invention flexible operation when transferring strain insulator-string, tightening force is big;
(3) accent strain insulator automatic aligning jig of the present invention has the automatic aligning function, can prevent trapezoidal screw flexural deformation;
Safety was firm when (4) accent strain insulator automatic aligning jig of the present invention had last lower support plate and hook to use, and was difficult for sliding.
[description of drawings]
Fig. 1 structural representation of the present invention;
Mark in the accompanying drawing is respectively: 1 pivot pin, and 2 forked elements, 3 nuts, 4 split pins, 5 trapezoidal screws, 6 hooks, 7 strain insulator-string group yoke plates, 8 upper bearing plates, 9 lower support plate, 10 transfer strain insulator support plate, 11 guiding nuts, 12 ratchet spanneres.
[embodiment]
A kind of novel accent strain insulator-string of the present invention embodiment of automatic aligning jig below is provided.
Embodiment 1
See also accompanying drawing 1, a kind of novel accent strain insulator-string automatic aligning jig, it comprises two trapezoidal screws and transfers the strain insulator support plate; Fixedly connected between two trapezoidal screws 5 by transferring strain insulator support plate 10 to carry out.
Described accent strain insulator support plate is connected with trapezoidal screw by hex bolts.
Described accent strain insulator support plate adopts sphere to be connected with the contact-making surface of the termination of guiding nut 11.
The front end of described trapezoidal screw is provided with forked element 2, and end is provided with ratchet spanner 12.
Described forked element is connected with trapezoidal screw with nut 3 by the split pin 4 of trapezoidal screw.
The pivot pin 1 of described trapezoidal screw is connected with hanging plate hole on the iron tower with steel wire rope respectively.
Also be provided with spring washer on the described accent strain insulator support plate.
Described upper bearing plate 8 is connected with transferring the strain insulator support plate by milled screw with lower support plate 9.
Described upper bearing plate and all be provided with spring washer above the lower support plate.
The front end of described upper bearing plate is provided with hook 6.
Be provided with strain insulator-string group yoke plate 7 between described upper bearing plate and the lower support plate, by hook strain insulator-string group yoke plate be fixed on and transfer on the strain insulator support plate.
Described forked element is shaped as the U type.
The invention provides and change two big trapezoidal screws of strain insulator-string tightening force in the maintenance of a kind of transmission line and tighten up respectively, simple in structure, low cost of manufacture, easy to operate accent strain insulator automatic aligning jig.Two trapezoidal screws energy automatic aligning can effectively prevent trapezoidal screw Yin Lali imbalance and flexural deformation.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, without departing from the inventive concept of the premise; can also make some improvements and modifications, these improvements and modifications also should be considered within the scope of protection of the present invention.
Claims (10)
1. novel accent strain insulator-string automatic aligning jig, it comprises two trapezoidal screws and transfers the strain insulator support plate; It is characterized in that, undertaken fixedly connected by accent strain insulator support plate between two trapezoidal screws.
2. a kind of novel accent strain insulator-string automatic aligning jig as claimed in claim 1 is characterized in that described accent strain insulator support plate is connected with trapezoidal screw by hex bolts.
3. a kind of novel accent strain insulator-string automatic aligning jig as claimed in claim 1 is characterized in that, described accent strain insulator support plate adopts sphere to be connected with the contact-making surface of the termination of guiding nut.
4. a kind of novel accent strain insulator-string automatic aligning jig as claimed in claim 1 is characterized in that the front end of described trapezoidal screw is provided with forked element, and end is provided with ratchet spanner.
5. a kind of novel accent strain insulator-string automatic aligning jig as claimed in claim 1 is characterized in that, described forked element is connected with trapezoidal screw by the split pin and the nut of trapezoidal screw.
6. a kind of novel accent strain insulator-string automatic aligning jig as claimed in claim 1 is characterized in that, the pivot pin 1 of described trapezoidal screw is connected with hanging plate hole on the iron tower with steel wire rope respectively.
7. a kind of novel accent strain insulator-string automatic aligning jig as claimed in claim 1 is characterized in that, described upper bearing plate is connected with transferring the strain insulator support plate by milled screw with lower support plate.
8. a kind of novel accent strain insulator-string automatic aligning jig as claimed in claim 1 is characterized in that the front end of described upper bearing plate is provided with hook.
9. a kind of novel accent strain insulator-string automatic aligning jig as claimed in claim 1 is characterized in that, is provided with strain insulator-string group yoke plate between described upper bearing plate and the lower support plate, by hook strain insulator-string group yoke plate is fixed on and transfers on the strain insulator support plate.
10. a kind of novel accent strain insulator-string automatic aligning jig as claimed in claim 1 is characterized in that described automatic aligning jig is a titanium alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310110060.4A CN103219670B (en) | 2013-03-30 | 2013-03-30 | A kind of tune strain insulator-string automatic aligning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310110060.4A CN103219670B (en) | 2013-03-30 | 2013-03-30 | A kind of tune strain insulator-string automatic aligning fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103219670A true CN103219670A (en) | 2013-07-24 |
| CN103219670B CN103219670B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310110060.4A Active CN103219670B (en) | 2013-03-30 | 2013-03-30 | A kind of tune strain insulator-string automatic aligning fixture |
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| Country | Link |
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| CN (1) | CN103219670B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825217A (en) * | 2014-03-04 | 2014-05-28 | 国家电网公司 | Anti-tension triple-connected middle string clamp for 1,000kV ultrahigh-voltage power transmission line |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000291672A (en) * | 1999-03-24 | 2000-10-20 | Ina Waelzlager Schaeffler Ohg | Supporting device for driving device with screw thread |
| CN201518396U (en) * | 2009-06-16 | 2010-06-30 | 福建省福州电业局 | Tool for replacing strain insulator string in 220 KV circuit with charged line |
| CN201708473U (en) * | 2010-03-26 | 2011-01-12 | 福建省电力有限公司厦门电业局 | Ground potential hot-line replacement device of double-hanging-point single-connecting plate insulator string of strain tower |
| CN102290746A (en) * | 2011-04-20 | 2011-12-21 | 上海市电力公司 | Screw tightening device |
-
2013
- 2013-03-30 CN CN201310110060.4A patent/CN103219670B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000291672A (en) * | 1999-03-24 | 2000-10-20 | Ina Waelzlager Schaeffler Ohg | Supporting device for driving device with screw thread |
| CN201518396U (en) * | 2009-06-16 | 2010-06-30 | 福建省福州电业局 | Tool for replacing strain insulator string in 220 KV circuit with charged line |
| CN201708473U (en) * | 2010-03-26 | 2011-01-12 | 福建省电力有限公司厦门电业局 | Ground potential hot-line replacement device of double-hanging-point single-connecting plate insulator string of strain tower |
| CN102290746A (en) * | 2011-04-20 | 2011-12-21 | 上海市电力公司 | Screw tightening device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825217A (en) * | 2014-03-04 | 2014-05-28 | 国家电网公司 | Anti-tension triple-connected middle string clamp for 1,000kV ultrahigh-voltage power transmission line |
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| Publication number | Publication date |
|---|---|
| CN103219670B (en) | 2016-08-24 |
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