CN210380170U - Triple V-shaped double-suspension string - Google Patents
Triple V-shaped double-suspension string Download PDFInfo
- Publication number
- CN210380170U CN210380170U CN201920822705.XU CN201920822705U CN210380170U CN 210380170 U CN210380170 U CN 210380170U CN 201920822705 U CN201920822705 U CN 201920822705U CN 210380170 U CN210380170 U CN 210380170U
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- plate
- yoke plate
- link
- suspension
- yoke
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Abstract
The utility model discloses a two strings that hang down of trigeminy V type, including the trunnion link plate, first U type link, the DB adjusting plate, the PT adjusting plate, first right angle link plate, first yoke plate, parallel link plate, the second yoke plate, second right angle link plate, second U type link, compound insulator chain, the equalizer ring, third U type link, the third yoke plate, second right angle link plate, the yoke plate that hangs down, weight piece and rigid coupling are at the yoke plate suspension clamp of downside all around, yoke plate lower extreme all around passes through articulated mounting and suspension clamp articulated, articulated mounting includes two hinges and strengthens the steel sheet, two hinges are fixed respectively in the lower extreme of yoke plate and the upper end of suspension clamp, the upper and lower extreme of strengthening the steel sheet articulates two hinges respectively, the upper portion of suspension clamp is equipped with the shock attenuation buffering ring, the upper end of shock attenuation buffering ring is fixed at the lower extreme of yoke plate suspension. The utility model discloses can the atress evenly just reduce the kinetic energy impulse, ensure the suspension clamp with hang the firm of yoke plate junction.
Description
Technical Field
The utility model relates to a string, concretely relates to string that hangs down of trigeminy V type is two hangs down.
Background
The suspension string is an important component on the tangent tower in the construction of the power grid, is arranged between the power transmission lead and the tangent tower, connects the power transmission lead and the tangent tower and keeps the electrical insulation performance between the power transmission lead and the iron tower. The pendulous string is primarily subjected to gravity loads from the conductor, horizontal wind loads, and self-gravity loads.
In the field of general extra-high voltage transmission lines, the suspension strings of +/-800 kV extra-high voltage lines mostly adopt a V-shaped string structure mode. The V-shaped suspension string used in the current engineering is in a certain area with strong wind all the year round, the strong wind all the year round can drive the power transmission conductor to swing violently, the power transmission conductor generates huge kinetic energy impulse under the action of wind power and self gravity load and transmits the kinetic energy impulse to the suspension wire clips hung on the lower sides of the periphery of the suspension connecting plate, the connection part of the suspension wire clips and the suspension connecting plate is easy to loosen and even fall off seriously, and the normal operation of a power grid is greatly influenced, so that the design of the V-shaped suspension string meeting the requirements of +/-800 kV extra-high voltage lines is urgent.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to the not enough of prior art existence, the utility model provides a can the atress evenly just reduce the kinetic energy impulse, ensure the suspension clamp and hang the two strings that hang of trigeminy V type that yoke plate firmly is connected.
The utility model discloses a realize through following technical scheme: a triple V-shaped double-suspension string sequentially comprises a trunnion hanging plate, a first U-shaped hanging ring connected with the trunnion hanging plate, a DB adjusting plate connected with the first U-shaped hanging ring, a PT adjusting plate connected with the DB adjusting plate, a first right-angle hanging plate connected with the PT adjusting plate, a first connecting plate connected with the first right-angle hanging plate, a parallel hanging plate connected with the first connecting plate, a second connecting plate connected with the parallel hanging plate, a second right-angle hanging plate connected with the second connecting plate, a second U-shaped hanging ring connected with the second right-angle hanging plate, a composite insulator string connected with the second U-shaped hanging ring, an equalizing ring connected with the composite insulator string, a third U-shaped hanging ring connected with the equalizing ring, a third connecting plate connected with the third U-shaped hanging ring, a second right-angle hanging plate connected with the third connecting plate, a suspension connecting plate connected with the second right-angle hanging ring, a weight piece fixed in the middle of the suspension connecting plate and a suspension clamp fixedly connected on the lower side of the suspension connecting plate from top to bottom, the suspension yoke plate is fixedly connected with the suspension clamp through bolts, the lower ends of the periphery of the suspension yoke plate are hinged with the suspension clamp through a hinge device, the hinge device comprises two hinge shafts and a reinforced steel plate, the two hinge shafts are fixed to the lower end of the suspension yoke plate and the upper end of the suspension clamp respectively, the upper end and the lower end of the reinforced steel plate are hinged with the two hinge shafts respectively, a damping buffer ring is arranged on the upper portion of the suspension clamp, and the upper end of the damping buffer ring is fixed to the lower end of the suspension yoke plate.
Preferably, the shock absorption and buffering ring is wrapped with a shock absorption and buffering material.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a yoke plate downside all around is passed through articulated mounting and is articulated with the suspension clamp, and the cover is equipped with the design of shock attenuation buffering ring around the suspension clamp, under the condition that transmission conductor sways under the strong wind throughout the year, both guaranteed suspension clamp and the yoke plate firm connection that dangles, reduced transmission conductor simultaneously and swayd produced kinetic energy impulse to the normal operating of electric wire netting has been guaranteed.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic view of a single-sided construction of the present invention;
fig. 3 is an enlarged view of the position a of the present invention.
In the drawings: 1. a trunnion hanging plate; 2. a first U-shaped suspension loop; 21. a second U-shaped suspension loop; 22. a third U-shaped suspension loop; 3, a DB adjusting plate; 4. a first right-angle hanging plate; 5. a first yoke plate; 6. hanging plates in parallel; 7. a second yoke plate; 8. a second right-angle hanging plate; 9. compounding insulator strings; 10. a grading ring; 11. a third yoke plate; 12. a depending yoke plate; 13. a hinge device; 131. a hinge shaft; 132. reinforcing a steel plate; 14. a shock absorbing buffer ring; 15. a suspension clamp; 16. a weight plate; PT adjusting plate.
Detailed Description
The triple V-shaped double-suspension string as shown in figures 1 to 3 in the attached drawings of the specification sequentially comprises a trunnion hanging plate 1, a first U-shaped hanging ring 2 connected with the trunnion hanging plate 1, a DB adjusting plate 3 connected with the first U-shaped hanging ring 2, a PT adjusting plate 17 connected with the DB adjusting plate 3, a first right-angle hanging plate 4 connected with the PT adjusting plate 17, a first connecting plate 5 connected with the first right-angle hanging plate 4, a parallel hanging plate 6 connected with the first connecting plate 5, a second connecting plate 7 connected with the parallel hanging plate 6, a second right-angle hanging plate 8 connected with the second connecting plate 7, a second U-shaped hanging ring 21 connected with the second right-angle hanging plate 8, a composite insulator string 9 connected with the second U-shaped hanging ring 21, an equalizing ring 10 connected with the composite insulator string 9, a third U-shaped hanging ring 22 connected with the equalizing ring 10, a third connecting plate 11 connected with the third U-shaped hanging ring 22, a first connecting plate 5 connected with the first right-angle hanging plate 4, a second connecting plate 6 connected with the second connecting plate 6, a second, The suspension link plate 12 is fixedly connected with the suspension link plate 15 through bolts, the lower end of the periphery of the suspension link plate 12 is hinged with the suspension link plate 15 through a hinge device 13, the hinge device 13 comprises two hinge shafts 131 and a reinforced steel plate 132, the two hinge shafts 131 are respectively fixed at the lower end of the suspension link plate 12 and the upper end of the suspension link plate 15, the upper end and the lower end of the reinforced steel plate 132 are respectively hinged with the two hinge shafts 131, a damping buffer ring 14 is arranged at the upper part of the suspension link plate 15, and the upper end of the damping buffer ring 14 is fixed at the lower end of the suspension link plate 12.
The shock absorption and buffering ring 14 is wrapped with shock absorption and buffering materials.
The utility model discloses it is articulated with suspension clamp 15 that articulated mounting 13 is passed through articulated mounting 13 to adopt suspension yoke plate 12 lower extreme all around on the basis that suspension yoke plate 12 passes through bolt and suspension clamp 15 rigid coupling, articulated mounting 13 comprises two hinge 131 and reinforcing steel plate 132, two hinge 131 are fixed respectively in the lower extreme of suspension yoke plate 12 and suspension clamp 15's upper end, reinforcing steel plate 132's upper and lower end articulates two hinge 131 respectively, suspension clamp 15's upper portion is through the design that is equipped with shock attenuation buffering ring 14, can transmit electricity the wire under the strong wind of the year and sway under the condition that leads to fastening bolt to relax, guarantee suspension clamp 15 and suspension yoke plate 12 junction firm, the kinetic energy momentum that the transmission wire swayed produced has been reduced simultaneously, thereby the normal operating of electric wire netting has been guaranteed.
In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and all equivalent changes and modifications of the shapes, structures, features and spirit described in the claims of the present invention should be included in the scope of the present invention.
Claims (2)
1. The utility model provides a two string that hang down of trigeminy V type, from last to including trunnion link plate (1) down in proper order, first U type link (2) of being connected with trunnion link plate (1), DB adjusting plate (3) of being connected with first U type link (2), PT adjusting plate (17) of being connected with DB adjusting plate (3), first right angle link plate (4) of being connected with PT adjusting plate (17), first yoke plate (5) of being connected with first right angle link plate (4), parallel link plate (6) of being connected with first yoke plate (5), second yoke plate (7) of being connected with parallel link plate (6), second right angle link plate (8) of being connected with second yoke plate (7), second U type link (21) of being connected with second right angle link plate (8), compound insulator chain (9) of being connected with second U type link (21), equalizer ring (10) of being connected with compound insulator chain (9), Third U type link (22) of being connected with equalizer ring (10), third yoke plate (11) of being connected with third U type link (22), second right angle link plate (8) of being connected with third yoke plate (11), yoke plate (12) that dangles of being connected with second right angle link plate (8), fix weight piece (16) at yoke plate (12) middle part and rigid coupling in yoke plate (12) suspension clamp (15) of downside all around, yoke plate (12) that dangles pass through the bolt with suspension clamp (15) rigid coupling, its characterized in that: the lower extreme all around of suspension yoke plate (12) is articulated through articulated mounting (13) and suspension clamp (15), articulated mounting (13) are including two hinge (131) and reinforced steel plate (132), two hinge (131) are fixed respectively the lower extreme of suspension yoke plate (12) and the upper end of suspension clamp (15), reinforced steel plate (132) the last lower extreme articulate two respectively hinge (131), the upper portion of suspension clamp (15) is equipped with shock attenuation buffering ring (14), the upper end of shock attenuation buffering ring (14) is fixed the lower extreme of suspension yoke plate (12).
2. The triple V-shaped double-pendant string of claim 1, wherein: the shock absorption buffer ring (14) is wrapped with shock absorption buffer materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920822705.XU CN210380170U (en) | 2019-06-01 | 2019-06-01 | Triple V-shaped double-suspension string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920822705.XU CN210380170U (en) | 2019-06-01 | 2019-06-01 | Triple V-shaped double-suspension string |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210380170U true CN210380170U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920822705.XU Active CN210380170U (en) | 2019-06-01 | 2019-06-01 | Triple V-shaped double-suspension string |
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| CN (1) | CN210380170U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113053595A (en) * | 2021-02-02 | 2021-06-29 | 中国电力工程顾问集团西南电力设计院有限公司 | 750kV line cross yoke plate windage yaw prevention anchor type insulator string that dangles |
-
2019
- 2019-06-01 CN CN201920822705.XU patent/CN210380170U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113053595A (en) * | 2021-02-02 | 2021-06-29 | 中国电力工程顾问集团西南电力设计院有限公司 | 750kV line cross yoke plate windage yaw prevention anchor type insulator string that dangles |
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