CN221380235U - Hoop pulley for power transmission line - Google Patents
Hoop pulley for power transmission line Download PDFInfo
- Publication number
- CN221380235U CN221380235U CN202323243483.1U CN202323243483U CN221380235U CN 221380235 U CN221380235 U CN 221380235U CN 202323243483 U CN202323243483 U CN 202323243483U CN 221380235 U CN221380235 U CN 221380235U
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- China
- Prior art keywords
- sleeve joint
- pulley
- support arm
- limiting
- transmission line
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a hoop pulley of a power transmission line, which comprises a sleeve joint part and two support arms, wherein the sleeve joint part is hollow and two ends of the sleeve joint part are communicated, the support arms are in sliding connection with the two ends of the sleeve joint part, and a sliding limiting structure is arranged between the support arms and the sleeve joint part; the lower end of the support arm is respectively hinged with a hollow plate and a plugboard through a hinge, and one end of the plugboard, which is far away from the support arm, is in sliding connection with the hollow plate; fixed plates are arranged below the hollow plate and close to two ends, and a limiting pin shaft is rotatably arranged between the fixed plates; the outside of the limiting pin shaft is rotationally provided with three mounting plates, and a pulley structure is arranged between the mounting plates. The telescopic limiting sleeve joint and the support arm are used for adjusting the size of the anchor ear structure, so that a worker can conveniently take tools on the pulley in practical application, and the telescopic limiting sleeve joint is high in flexibility and integrity.
Description
Technical Field
The utility model relates to the technical field of power transmission lines, in particular to a hoop pulley of a power transmission line.
Background
The power transmission line is realized by boosting the electric energy generated by the generator by using a transformer and accessing the electric energy into the power transmission line through control equipment such as a circuit breaker and the like. The power transmission line is divided into an overhead power transmission line and a cable line in a structural form. The anchor ear pulley is a professional appliance which is convenient for the maintenance operators to work on the pole tower, so that the operators can conveniently, rapidly, effectively and safely carry out pole tower maintenance and repair work.
The patent with the application number of CN201920982389.2 and the bulletin number of CN209963639U discloses a power transmission line anchor ear pulley, anchor ear arms are fixedly connected with anchor ear connecting pieces through screws, so that the whole anchor ear pulley can be detached, the size of the anchor ear can be adjusted, and workers can conveniently take tools on the pulley. But in the above-mentioned patent, need pull down partial staple bolt arm and staple bolt connecting piece when the accent is small, increased scattered part, the wholeness is not good, and increased spare part and accomodate and the degree of difficulty of demountable installation, there is the improvement space.
Disclosure of utility model
The utility model aims to solve the technical problems in the prior art and provides a hoop pulley for a power transmission line.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the electric transmission line hoop pulley comprises a sleeve joint part and two support arms, wherein the sleeve joint part is hollow and two ends of the sleeve joint part are communicated, the support arms are in sliding connection with the two ends of the sleeve joint part, and a sliding limiting structure is arranged between the support arms and the sleeve joint part; the lower end of the support arm is respectively hinged with a hollow plate and a plugboard through a hinge, and one end of the plugboard, which is far away from the support arm, is connected with the hollow plate in a sliding way; fixed plates are arranged below the hollow plate and close to two ends of the hollow plate, and limiting pin shafts are rotatably arranged between the fixed plates; and three mounting plates are rotatably arranged on the outer sides of the limiting pin shafts, and pulley structures are arranged between the mounting plates.
As an improvement, the socket joint part and the support arm are arc-shaped.
As an improvement, the sliding limiting structure comprises limiting teeth uniformly arranged at the upper end inside the sleeve joint part; the support arm is hollow and internally provided with an arc-shaped plate, and a plurality of springs are arranged between the lower surface of the arc-shaped plate and the inner bottom surface of the support arm; a limiting bar is arranged on the arc-shaped plate and close to one end of the sleeve joint piece, the upper end of the limiting bar is an inclined surface and can be clamped with the limiting teeth, and a pressing block is arranged on the arc-shaped plate and far away from one end of the sleeve joint piece; and the upper ends of the limiting strips and the pressing blocks extend out of the supporting arms.
As an improvement, one end of the support arm, which is positioned in the sleeve joint part, is L-shaped, and the two ends of the sleeve joint part are provided with stop shoulders which can limit the end part of the support arm.
As an improvement, the pulley structure comprises a limiting pin shaft II which is arranged between the three mounting plates and positioned at the lower end; pulleys are arranged between every two mounting plates in a rotating mode.
As an improvement, all be equipped with the inlet wire structure on the mounting panel that is close to both sides, the inlet wire structure includes the breach that the mounting panel middle-end was equipped with, and the breach upper and lower end all is equipped with the recess, it is equipped with the movable plate to slide between the recess, all be equipped with screw thread branch on the movable plate, be equipped with on the mounting panel can with screw thread branch sliding connection's bar groove, screw thread branch extends the one end outside threaded connection in bar groove and has lock nut.
Compared with the prior art, the utility model has the advantages that: the size of the anchor ear structure is adjusted through the telescopic limiting sleeve joint piece and the support arm, so that a worker can conveniently take tools on the pulley in practical application, and the flexibility is high;
And need not to dismantle the part alone, reduce the complex installation and the carrying of spare part, the wholeness is strong.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a sliding limit structure of the present utility model.
FIG. 3 is a schematic view of the structure of the arc plate of the present utility model.
FIG. 4 is a schematic view of a portion of the structure of a mounting plate according to the present utility model.
Fig. 5 is an enlarged view of fig. 1 at a in accordance with the present utility model.
As shown in the figure: 1. the socket joint piece, 2, the support arm, 3, the spacing tooth, 4, the arc, 5, the spring, 6, spacing, 7, press the briquetting, 8, hollow slab, 9, the plugboard, 10, the fixed plate, 11, spacing round pin axle, 12, mounting panel, 13, spacing round pin axle two, 14, pulley, 15, recess, 16, movable plate, 17, screw thread branch, 18, bar groove, 19, lock nut.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The first embodiment is combined with figures 1-3, and the electric transmission line hoop pulley comprises a sleeve joint part 1 and two support arms 2, wherein the sleeve joint part 1 and the support arms 2 are arc-shaped and are consistent in shape, so that the sleeve joint part 1 is convenient to insert, the inside of the sleeve joint part 1 is hollow, the two ends of the sleeve joint part are communicated, the support arms 2 are in sliding connection with the inside of the two ends of the sleeve joint part 1, and a sliding limiting structure is arranged between the support arms 2 and the sleeve joint part 1; the sliding limiting structure comprises limiting teeth 3 uniformly arranged at the upper end inside the sleeve joint part 1; the support arm 2 is hollow and is internally provided with an arc-shaped plate 4, a plurality of springs 5 are arranged between the lower surface of the arc-shaped plate 4 and the inner bottom surface of the support arm 2, and the arc-shaped plate 4 is assisted to move up and down; a limiting strip 6 is arranged on the arc-shaped plate 4 and is close to one end of the socket joint piece 1, the upper end of the limiting strip 6 is an inclined surface and can be clamped with the limiting teeth 3, and the support arm 2 can be limited, so that adjustment is completed, and a pressing block 7 is arranged on the arc-shaped plate 4 and is far away from one end of the socket joint piece 1; the upper ends of the limiting strip 6 and the pressing block 7 extend out of the support arm 2, so that the operation is convenient from the outer side of the support arm 2.
One end of the support arm 2, which is positioned in the sleeve joint piece 1, is L-shaped, and the two ends of the sleeve joint piece 1 are provided with stop shoulders which can limit the end part of the support arm 2, so that the support arm 2 is limited and is prevented from falling off from the sleeve joint piece 1.
In the second embodiment, referring to fig. 1 and 4, the lower end of the support arm 2 is hinged with a hollow plate 8 and a plugboard 9 through hinges, the hinge joint can avoid limiting the support arm 2, and one end of the plugboard 9 away from the support arm 2 is connected with the hollow plate 8 in a sliding manner; fixed plates 10 are arranged below the hollow plate 8 and close to two ends, and limiting pin shafts 11 are rotatably arranged between the fixed plates 10; the three mounting plates 12 are rotatably arranged on the outer side of the limiting pin shaft 11, so that the mounting plates 12 can deflect at an angle on the limiting pin shaft 11, the position is convenient to stabilize in use, and pulley structures are arranged between the mounting plates 12; the pulley structure comprises a limiting pin shaft II 13 which is arranged between the three mounting plates 12 and is positioned at the lower end; the pulleys 14 are arranged between every two mounting plates 12 in a rotating mode, two groups of pulleys 14 are formed, two cables or other tools can be borne, and the practicability is high.
In the third embodiment, referring to fig. 1, 4 and 5, the mounting plates 12 close to two sides are all provided with a wire inlet structure, the wire inlet structure comprises a notch formed in the middle end of the mounting plate 12, grooves 15 are formed in the upper end and the lower end of the notch, moving plates 16 are slidably arranged between the grooves 15, threaded struts 17 are arranged on the moving plates 16, strip grooves 18 which can be slidably connected with the threaded struts 17 are formed in the mounting plate 12, locking nuts 19 are screwed on the outer sides of one ends of the extending strip grooves 18 of the threaded struts 17, when the locking nuts 19 are rotated, the threaded struts 17 and the moving plates 16 can be limited, so that the wire is convenient to reset after being fed, and the wire is prevented from sliding out.
The working principle of the utility model is as follows: when the integral size of the hoop is adjusted, the pressing block 7 is pressed downwards, so that the arc-shaped plate 4 and the spring 5 are driven to be compressed downwards, the limiting bar 6 is separated from the limiting teeth 3, the support arm 2 can move in the sleeve joint piece 1, and the integral size is adjusted, and the lower end of the support arm 2 is hinged with the hollow plate 8 and the plug board 9, so that the support arm 2 can be prevented from being blocked from moving in the adjusting process; when the cable is installed, the locking nut 19 is unscrewed, the threaded support rod 17 drives the movable plate 16 to move downwards until the gaps at the middle ends of the installation plates 12 at the two sides are exposed, the cable is clamped onto the pulley 14, and then the movable plate 16 is reset.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (6)
1. The utility model provides a transmission line staple bolt coaster which characterized in that: the sliding limiting structure is characterized by comprising a sleeve joint piece (1) and two support arms (2), wherein the sleeve joint piece (1) is hollow and two ends are communicated, the support arms (2) are in sliding connection with the two ends of the sleeve joint piece (1), and a sliding limiting structure is arranged between the support arms (2) and the sleeve joint piece (1); the lower end of the support arm (2) is respectively hinged with a hollow plate (8) and a plugboard (9) through a hinge, and one end of the plugboard (9) far away from the support arm (2) is in sliding connection with the hollow plate (8); fixed plates (10) are arranged below the hollow plates (8) and close to two ends, and limiting pin shafts (11) are rotatably arranged between the fixed plates (10); the outer side of the limiting pin shaft (11) is rotatably provided with three mounting plates (12), and pulley structures are arranged between the mounting plates (12).
2. The power transmission line hooping pulley of claim 1, characterized in that: the socket joint part (1) and the support arm (2) are arc-shaped.
3. The power transmission line hooping pulley of claim 1, characterized in that: the sliding limiting structure comprises limiting teeth (3) uniformly arranged at the upper end inside the sleeve joint piece (1); an arc-shaped plate (4) is arranged in the hollow part of the support arm (2), and a plurality of springs (5) are arranged between the lower surface of the arc-shaped plate (4) and the inner bottom surface of the support arm (2); a limiting strip (6) is arranged at one end, close to the sleeve joint piece (1), of the arc-shaped plate (4), the upper end of the limiting strip (6) is an inclined surface and can be clamped with the limiting teeth (3), and a pressing block (7) is arranged at one end, far away from the sleeve joint piece (1), of the arc-shaped plate (4); the upper ends of the limiting strips (6) and the pressing blocks (7) extend out of the support arm (2).
4. The power transmission line hooping pulley of claim 1, characterized in that: one end of the support arm (2) positioned in the sleeve joint part (1) is L-shaped, and two ends of the sleeve joint part (1) are provided with stop shoulders which can limit the end part of the support arm (2).
5. The power transmission line hooping pulley of claim 1, characterized in that: the pulley structure comprises a limiting pin shaft II (13) which is arranged between three mounting plates (12) and is positioned at the lower end; pulleys (14) are arranged between every two mounting plates (12) in a rotating mode.
6. The power transmission line hooping pulley of claim 1, characterized in that: all be equipped with inlet wire structure on mounting panel (12) near both sides, inlet wire structure includes the breach that mounting panel (12) middle-end was equipped with, and the breach upper and lower end all is equipped with recess (15), it is equipped with movable plate (16) to slide between recess (15), all be equipped with screw thread branch (17) on movable plate (16), be equipped with on mounting panel (12) bar groove (18) that can with screw thread branch (17) sliding connection, screw thread branch (17) extend the one end outside threaded connection in bar groove (18) and have lock nut (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323243483.1U CN221380235U (en) | 2023-11-30 | 2023-11-30 | Hoop pulley for power transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323243483.1U CN221380235U (en) | 2023-11-30 | 2023-11-30 | Hoop pulley for power transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221380235U true CN221380235U (en) | 2024-07-19 |
Family
ID=91888348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323243483.1U Active CN221380235U (en) | 2023-11-30 | 2023-11-30 | Hoop pulley for power transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221380235U (en) |
-
2023
- 2023-11-30 CN CN202323243483.1U patent/CN221380235U/en active Active
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