CN204103348U - A kind of overhead ground wire suspension clamp levelling buffer unit - Google Patents
A kind of overhead ground wire suspension clamp levelling buffer unit Download PDFInfo
- Publication number
- CN204103348U CN204103348U CN201420474148.4U CN201420474148U CN204103348U CN 204103348 U CN204103348 U CN 204103348U CN 201420474148 U CN201420474148 U CN 201420474148U CN 204103348 U CN204103348 U CN 204103348U
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- screw mandrel
- card
- bolt
- middle level
- clamp seat
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- 239000000725 suspension Substances 0.000 title claims abstract description 35
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000011435 rock Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 12
- 239000000463 material Substances 0.000 description 12
- 239000010959 steel Substances 0.000 description 12
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model relates to a kind of overhead ground wire suspension clamp levelling buffer unit, belongs to maintenance of overhead transmission line field.Technical scheme: comprise front clamp seat (1), front end (2), internal layer screw mandrel (3), ratchet spanner (4), middle level screw mandrel (5), outer screw mandrel (6), follower head (7), rear deck (8), front card drift bolt (9), rear card drift bolt (10), front card dead slot (11), front card bolt (12), rear card dead slot (14) and rear card bolt (15); After overhead ground wire suspension clamp deflection, levelling suspension clamp unclamps U-shaped clamp nut, prevents lightning conducter to slide suddenly generation impulsive force.During the utility model levelling overhead ground wire suspension clamp, prevent lightning conducter to slide suddenly generation impulsive force, shaft tower is caused acutely to rock, ensure maintenance safety, with low cost, processing technology thereof is simple, and volume is little, quality is light, method of operation is simple, safe and reliable, practical, there is the wide market space.
Description
Technical field
The utility model relates to a kind of overhead ground wire suspension clamp levelling buffer unit, belongs to maintenance of overhead transmission line technical field.
Background technology
In electric power system, overhead transmission line is all positioned at field and runs, larger by natural environment influence, especially numerous area in mine, after mining, landform changes, some areas surface collapse, is positioned at the shaft tower run-off the straight of the overhead transmission line in this region, displacement.After overhead power transmission line pole tower run-off the straight, displacement, cause shaft tower both sides wire, lightning conducter tension force no longer balances, suspension clamp is to the large lopsidedness of tension force, when an angle of inclination is too large, easily cause shaft tower torsional deformation, even cause the accident of falling rod disconnection, so, must align suspension clamp in time, the tension force of balance shaft tower both sides wire, lightning conducter, Accident prevention occurs.Background technology is when aligning lightning conducter suspension clamp, after unclamping the U-shaped clamp bolt and nut of wire clamp, lightning conducter can, suddenly to the Slideslip that tension force is large, cause shaft tower acutely to rock, not only can make staff produce huge psychology panic but also serious threatened personal safety.
Utility model content
The utility model object is to provide a kind of overhead ground wire suspension clamp levelling buffer unit, during levelling overhead ground wire suspension clamp, prevent lightning conducter to slide suddenly generation impulsive force, cause shaft tower acutely to rock, ensure maintenance safety, solve Problems existing in background technology.
The technical solution of the utility model is:
A kind of overhead ground wire suspension clamp levelling buffer unit, comprises front clamp seat, front end, internal layer screw mandrel, ratchet spanner, middle level screw mandrel, outer screw mandrel, follower head, rear deck, front card drift bolt, rear card drift bolt, front card dead slot, front card bolt, rear card dead slot and rear card bolt.
Front clamp seat is made up of upper and lower two parts, and front clamp seat the first half is cuboid, and there is a front clamp seat bolt hole center, and front clamp seat the latter half is square, and its center is provided with front card dead slot, and there are two bolts hole its lower end, matches with two front card bolts.
It is groove structure in the middle part of front end, the cuboid of front clamp seat the first half inserts in groove structure, the two side of groove structure is respectively provided with a front end bolt hole, front end and front clamp seat, through front clamp seat bolt hole and front end bolt hole, link together by front card drift bolt.
Internal layer screw mandrel is cylindrical, and its outer surface is provided with forward external screw thread; Leading section and the front end of internal layer screw mandrel connect as one.
Ratchet spanner is fixed on the screw mandrel of middle level, and middle level screw mandrel is cylindrical, hollow, and its inner surface is provided with forward internal thread, and its outer surface is provided with reverse external screw thread; Outer screw mandrel is cylindrical, hollow, and inner surface is provided with reverse internal thread; The rearward end of internal layer screw mandrel inserts the leading section of middle level screw mandrel, and internal layer screw mandrel outer surface forward external screw thread and middle level screw mandrel inner surface forward internal thread match; The rearward end of middle level screw mandrel inserts the leading section of outer screw mandrel, and the reverse external screw thread of median caudal filament rod outer surface and the reverse internal thread of outer screw mandrel inner surface match.
Rear deck is made up of upper and lower two parts, and rear deck the first half is cuboid, and there is deck bolt hole after a center, and rear deck the latter half is square, and its center is provided with rear card dead slot, and there are two bolts hole its lower end, with two after card bolt match.
Rearward end and the follower head of outer screw mandrel connect as one; It is groove structure in the middle part of follower head, the cuboid of rear deck the first half inserts in groove structure, the two side of groove structure is respectively provided with a follower head bolt hole, follower head and rear deck, through rear deck bolt hole and follower head bolt hole, link together by rear card drift bolt.
Described ratchet spanner inside is provided with and controls ratchet transfer, and bottom is provided with handle, and ratchet is a cylinder to post, is connected, for exchanging pawl wheel direction with ratchet spanner internal control ratchet transfer.Controlling ratchet transfer is the public structure of ratchet spanner, changes the pawl wheel direction of ratchet spanner.
Described front clamp seat aluminum alloy materials is made, and front end is made up of Steel material, and internal layer screw mandrel is made up of Steel material, and ratchet spanner is made up of Steel material, and middle level screw mandrel is made up of Steel material, and outer screw mandrel is made up of Steel material, and follower head is made up of Steel material.
The utility model is used for after overhead ground wire suspension clamp deflection, and levelling suspension clamp unclamps U-shaped clamp nut, prevents lightning conducter to slide suddenly generation impulsive force.
The utility model beneficial effect: during levelling overhead ground wire suspension clamp, prevent lightning conducter to slide suddenly generation impulsive force, shaft tower is caused acutely to rock, ensure maintenance safety, with low cost, processing technology thereof is simple, and volume is little, quality is light, method of operation is simple, safe and reliable, practical, there is the wide market space.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment schematic diagram;
In figure: front clamp seat 1, front end 2, internal layer screw mandrel 3, ratchet spanner 4, middle level screw mandrel 5, outer screw mandrel 6, follower head 7, rear deck 8, front card drift bolt 9, rear card drift bolt 10, front card dead slot 11, front card bolt 12, ratchet to post 13, rear card dead slot 14, rear card bolt 15, handle 16.
Embodiment
Below in conjunction with accompanying drawing, by example, the utility model is described in further detail.
A kind of overhead ground wire suspension clamp levelling buffer unit, comprises front clamp seat 1, front end 2, internal layer screw mandrel 3, ratchet spanner 4, middle level screw mandrel 5, outer screw mandrel 6, follower head 7, rear deck 8, front card drift bolt 9, rear card drift bolt 10, front card dead slot 11, front card bolt 12, rear card dead slot 14 and rear card bolt 15.
Front clamp seat 1 is made up of upper and lower two parts, and front clamp seat the first half is cuboid, and there is a front clamp seat bolt hole center, and front clamp seat the latter half is square, and its center is provided with front card dead slot 11, and there are two bolts hole its lower end, matches with two front card bolts 12.
It is groove structure in the middle part of front end, the cuboid of front clamp seat the first half inserts in groove structure, the two side of groove structure is respectively provided with a front end bolt hole, front end and front clamp seat, through front clamp seat bolt hole and front end bolt hole, link together by front card drift bolt 9.
Internal layer screw mandrel 3 is cylindrical, and its outer surface is provided with forward external screw thread; Leading section and the front end of internal layer screw mandrel connect as one.
Ratchet spanner 4 is fixed on the screw mandrel of middle level, and middle level screw mandrel 5 is cylindrical, hollow, and its inner surface is provided with forward internal thread, and its outer surface is provided with reverse external screw thread; Outer screw mandrel 6 is cylindrical, hollow, and inner surface is provided with reverse internal thread; The rearward end of internal layer screw mandrel 3 inserts the leading section of middle level screw mandrel 5, and internal layer screw mandrel 3 outer surface forward external screw thread and middle level screw mandrel 5 inner surface forward internal thread match; The rearward end of middle level screw mandrel 5 inserts the leading section of outer screw mandrel 6, and the reverse external screw thread of middle level screw mandrel 5 outer surface and the reverse internal thread of outer screw mandrel 6 inner surface match.
Rear deck 8 is made up of upper and lower two parts, and rear deck the first half is cuboid, and there is deck bolt hole after a center, and rear deck the latter half is square, and its center is provided with rear card dead slot 14, and there are two bolts hole its lower end, with two after card bolt 15 match.
Rearward end and the follower head 7 of outer screw mandrel 6 connect as one; It is groove structure in the middle part of follower head, the cuboid of rear deck the first half inserts in groove structure, the two side of groove structure is respectively provided with a follower head bolt hole, follower head and rear deck, through rear deck bolt hole and follower head bolt hole, link together by rear card drift bolt 10.
Described ratchet spanner 4 inside is provided with and controls ratchet transfer, and bottom is provided with handle 16, and ratchet is cylinders to post 13, is connected, for exchanging pawl wheel direction with ratchet spanner 4 internal control ratchet transfer.Controlling ratchet transfer is the public structure of ratchet spanner 4, changes the pawl wheel direction of ratchet spanner 4.
Described front clamp seat aluminum alloy materials is made, and front end is made up of Steel material, and internal layer screw mandrel is made up of Steel material, and ratchet spanner is made up of Steel material, and middle level screw mandrel is made up of Steel material, and outer screw mandrel is made up of Steel material, and follower head is made up of Steel material.
After the utility model is used for overhead ground wire suspension clamp deflection, levelling suspension clamp unclamps U-shaped clamp nut, prevent lightning conducter to slide suddenly generation impulsive force, upwards stir ratchet to post 13, counterclockwise swinging handle 16, because ratchet spanner 4 is fixed on middle level screw mandrel 5, middle level screw mandrel 5 is driven to rotate, internal layer screw mandrel 3 stretches out along the forward internal thread of middle level screw mandrel 5, middle level screw mandrel 5 is protruding along the reverse internal thread of outer screw mandrel 6, the length of internal layer screw mandrel 3, middle level screw mandrel 5, outer screw mandrel 6 is all decontroled; Unclamp front card bolt 12 and rear card bolt 15, lightning conducter is put in front card dead slot 11 and rear card dead slot 14, front clamp seat 1 is positioned at lightning conducter suspension clamp side and withstands lightning conducter suspension clamp, tighten front card bolt 12 and rear card bolt 15, lightning conducter can slide between front card dead slot 11 and front card bolt 12, front card bolt 12 prevents from deviating from lightning conducter the past card dead slot 11, rear card bolt 15 pushes down lightning conducter after tightening, rear deck 8 is fixed on lightning conducter can not slide, overhead ground wire suspension clamp levelling buffer unit is arranged on lightning conducter; After the installation of overhead ground wire suspension clamp levelling buffer unit, unclamp the U-shaped clamp nut of lightning conducter suspension clamp, because front clamp seat 1 has withstood lightning conducter suspension clamp, the tension force of lightning conducter has just been transferred to overhead ground wire suspension clamp levelling buffer unit from lightning conducter suspension clamp; Stir ratchet downwards to post 13, clockwise swinging handle 16, internal layer screw mandrel 3 shrinks along the forward internal thread of middle level screw mandrel 5, middle level screw mandrel 5 shrinks along the reverse internal thread of outer screw mandrel 6, can not slide, and lightning conducter can slide in front card dead slot 11 because rear deck 8 is fixed on lightning conducter, lightning conducter suspension clamp is along with the contraction of leading screw, slow slip, until lightning conducter suspension clamp both sides lightning conducter tension force is equal, lightning conducter suspension clamp is perpendicular to the ground; After lightning conducter suspension clamp is perpendicular to the ground, the U-shaped clamp nut of fastening good lightning conducter suspension clamp, removes overhead ground wire suspension clamp levelling buffer unit, completes levelling work.
Claims (2)
1. an overhead ground wire suspension clamp levelling buffer unit, is characterized in that: comprise front clamp seat (1), front end (2), internal layer screw mandrel (3), ratchet spanner (4), middle level screw mandrel (5), outer screw mandrel (6), follower head (7), rear deck (8), front card drift bolt (9), rear card drift bolt (10), front card dead slot (11), front card bolt (12), rear card dead slot (14) and rear card bolt (15);
Front clamp seat (1) is made up of upper and lower two parts, and front clamp seat the first half is cuboid, and there is a front clamp seat bolt hole center, front clamp seat the latter half is square, its center is provided with front card dead slot (11), and there are two bolts hole its lower end, matches with two front card bolts (12);
It is groove structure in the middle part of front end, the cuboid of front clamp seat the first half inserts in groove structure, the two side of groove structure is respectively provided with a front end bolt hole, front end and front clamp seat, through front clamp seat bolt hole and front end bolt hole, link together by front card drift bolt (9);
Internal layer screw mandrel (3) is cylindrical, and its outer surface is provided with forward external screw thread; Leading section and the front end of internal layer screw mandrel connect as one;
Ratchet spanner (4) is fixed on the screw mandrel of middle level, and middle level screw mandrel (5) is cylindrical, hollow, and its inner surface is provided with forward internal thread, and its outer surface is provided with reverse external screw thread; Outer screw mandrel (6) is cylindrical, hollow, and inner surface is provided with reverse internal thread; The rearward end of internal layer screw mandrel (3) inserts the leading section in middle level screw mandrel (5), and internal layer screw mandrel (3) outer surface forward external screw thread and middle level screw mandrel (5) inner surface forward internal thread match; The rearward end of middle level screw mandrel (5) inserts the leading section of outer screw mandrel (6), and the middle level screw mandrel reverse external screw thread of (5) outer surface and the reverse internal thread of outer screw mandrel (6) inner surface match;
Rear deck (8) is made up of upper and lower two parts, and rear deck the first half is cuboid, deck bolt hole after center has, rear deck the latter half is square, its center is provided with rear card dead slot (14), and there are two bolts hole its lower end, with two after card bolt (15) match;
Rearward end and the follower head (7) of outer screw mandrel (6) connect as one; It is groove structure in the middle part of follower head, the cuboid of rear deck the first half inserts in groove structure, the two side of groove structure is respectively provided with a follower head bolt hole, follower head and rear deck, through rear deck bolt hole and follower head bolt hole, link together by rear card drift bolt (10).
2. a kind of overhead ground wire suspension clamp levelling buffer unit according to claim 1, it is characterized in that: described ratchet spanner (4) inside is provided with and controls ratchet transfer, bottom is provided with handle (16), ratchet is a cylinder to post (13), is connected with ratchet spanner (4) internal control ratchet transfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420474148.4U CN204103348U (en) | 2014-08-22 | 2014-08-22 | A kind of overhead ground wire suspension clamp levelling buffer unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420474148.4U CN204103348U (en) | 2014-08-22 | 2014-08-22 | A kind of overhead ground wire suspension clamp levelling buffer unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204103348U true CN204103348U (en) | 2015-01-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420474148.4U Withdrawn - After Issue CN204103348U (en) | 2014-08-22 | 2014-08-22 | A kind of overhead ground wire suspension clamp levelling buffer unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204103348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104158119A (en) * | 2014-08-22 | 2014-11-19 | 国家电网公司 | Overhead ground wire suspended cable clamp adjusting method and buffer device thereof |
-
2014
- 2014-08-22 CN CN201420474148.4U patent/CN204103348U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104158119A (en) * | 2014-08-22 | 2014-11-19 | 国家电网公司 | Overhead ground wire suspended cable clamp adjusting method and buffer device thereof |
| CN104158119B (en) * | 2014-08-22 | 2016-07-20 | 国家电网公司 | A kind of overhead ground wire suspension clamp regulation method and buffer unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150114 Effective date of abandoning: 20160720 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |