CN220086806U - Crossing construction device for power transmission overhead line - Google Patents
Crossing construction device for power transmission overhead line Download PDFInfo
- Publication number
- CN220086806U CN220086806U CN202320028132.XU CN202320028132U CN220086806U CN 220086806 U CN220086806 U CN 220086806U CN 202320028132 U CN202320028132 U CN 202320028132U CN 220086806 U CN220086806 U CN 220086806U
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- fixedly arranged
- overhead line
- rods
- rotating shaft
- construction device
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- 238000010276 construction Methods 0.000 title claims abstract description 38
- 230000005540 biological transmission Effects 0.000 title claims abstract description 19
- 238000002955 isolation Methods 0.000 claims abstract description 35
- 230000005611 electricity Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
The utility model relates to the technical field of overhead line construction and discloses a transmission overhead line crossing construction device, which comprises an extension ladder fixedly arranged on a base, wherein the extension ladder comprises two telescopic extension rods, a plurality of connecting rods are uniformly arranged between the two telescopic extension rods, upright posts are fixedly arranged at the tops of the two telescopic extension rods, fixed plates are fixedly arranged on the outer walls of the two upright posts, a rotating shaft is rotatably arranged between the two fixed plates, and an L-shaped isolation frame is fixedly arranged on the rotating shaft; the utility model adopts an integrated design, has simple structure, only needs to use one telescopic ladder, and is easy to carry and use; by arranging the rotatable L-shaped isolation frame, the construction cable and the straddled line can be effectively isolated, so that the construction safety is ensured, and the two types of wires are prevented from being mutually erected; the L-shaped isolation frame can be rotated by controlling the operation of the driving motor, so that the control is simpler and more efficient.
Description
Technical Field
The utility model relates to the technical field of overhead line construction, in particular to a transmission overhead line crossing construction device.
Background
In the construction process of erecting overhead lines, a high-voltage power line often needs to span a low-voltage power line, a communication line or an optical cable line, and when the span occurs, a temporary span structure is usually required to be built; conventionally, a spanning frame is generally directly erected by bamboo poles or steel pipes at a spanned line, and then a protective net is installed on the spanning frame, so that the spanning device can play a role in blocking spanning, but on one hand, the construction time is long, the construction and the disassembly are troublesome, and on the other hand, the construction has certain danger;
in order to solve the above problems, chinese patent publication No.: the utility model patent of CN104577871B provides a portable transmission overhead line crossing construction device, which comprises an extension ladder, a separation frame, a supporting fixing frame, a first pulley, a second pulley, an insulating pull rope, a fixed cable and a line traction rope; the isolation frame is connected with the upper part of the telescopic ladder in a foldable way; the supporting fixing frame and the fixing cable are used for fixing the telescopic ladder; the insulation pull rope is used for pulling the fixed isolation frame through the first pulley; the line hauling rope is used for hauling the cable to be constructed above the isolation frame through the second pulley to realize crossing the straddled line. The utility model has the advantages of easy carrying, simple structure, lower cost, convenient erection, safety, reliability and repeated use.
In the above-mentioned construction device that strides across, through the setting of two telescopic ladders and isolation frame, although simplified the structure of crossing the frame greatly, improved the efficiency of construction, the applicant has also obtained the result of use that the preferred is in practical application, nevertheless we found that it still has certain optimizable place, for example:
the crossing construction device needs to be used for two telescopic ladders simultaneously, and the two separated telescopic ladders are large in size, inconvenient to carry, not easy to align during installation and easy to misplace;
based on the construction method, a transmission overhead line crossing construction device is provided.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a transmission overhead line crossing construction device which has the advantages of simple structure, integrated design and convenient use.
(II) technical scheme
In order to achieve the purposes of simple structure, integrated design and convenient use, the utility model provides the following technical scheme: the power transmission overhead line crossing construction device comprises an extension ladder fixedly mounted on a base, wherein the extension ladder comprises two telescopic extension rods, a plurality of connecting rods are uniformly arranged between the two telescopic extension rods, upright posts are fixedly mounted on the tops of the two telescopic extension rods, fixed plates are fixedly mounted on the outer walls of the two upright posts, a rotating shaft is rotatably arranged between the two fixed plates, and an L-shaped isolation frame is fixedly mounted on the rotating shaft;
the L-shaped isolation frame is positioned above the straddled line.
As a preferable technical scheme of the utility model, the base comprises a supporting rod, a bottom plate and an inclined supporting rod, wherein the supporting rod is fixedly arranged at the bottom of the telescopic ladder, the supporting rod is fixedly arranged on the bottom plate, and the inclined supporting rod is fixedly connected between the bottom plate and the supporting rod.
As a preferable technical scheme of the utility model, the bottom plate is detachably arranged in a hopper of the vehicle.
As a preferable technical scheme of the utility model, the bottom of the bottom plate is uniformly provided with the movable wheels.
As a preferable technical scheme of the utility model, one end of the rotating shaft is rotatably arranged on one fixed plate, the other end of the rotating shaft penetrates through the other fixed plate and is fixedly connected with a worm wheel, the outer wall of the worm wheel is meshed with a worm, the worm is fixedly arranged at the top of an output shaft of the driving motor, and the driving motor is fixedly arranged on the upright post through a fixed sleeve.
As a preferable technical scheme of the utility model, the L-shaped isolation frame comprises two L-shaped rods which are arranged in parallel, the two L-shaped rods are fixedly arranged on the rotating shaft, and a plurality of cross rods are uniformly and fixedly connected between the two L-shaped rods.
As a preferable technical scheme of the utility model, a transverse shaft is rotatably arranged between the tops of the two L-shaped rods and between the tops of the two upright posts, a guide pulley is fixedly arranged on the transverse shaft, and a traction rope is arranged on the guide pulley.
(III) beneficial effects
Compared with the prior art, the utility model provides the transmission overhead line crossing construction device, which has the following beneficial effects:
1. the transmission overhead line crossing construction device adopts an integrated design, has a simple structure, only needs to use one telescopic ladder, and is easy to carry and use;
by arranging the rotatable L-shaped isolation frame, the construction cable and the straddled line can be effectively isolated, so that the construction safety is ensured, and the two types of wires are prevented from being mutually erected;
the L-shaped isolation frame can be rotated by controlling the operation of the driving motor, so that the L-shaped isolation frame is simpler and more efficient to control, the long side of the L-shaped isolation frame is parallel to the upright post in a common state, the short side of the L-shaped isolation frame is perpendicular to the upright post, the long side of the L-shaped isolation frame is perpendicular to the upright post in a use state, the short side of the L-shaped isolation frame is parallel to the upright post, and the L-shaped isolation frame can effectively isolate a straddled line by being perpendicular to the long side of the upright post.
2. When the transmission overhead line spans the construction device, the telescopic ladder is installed on the side face of the spanned line through the base when the spanned line is required to be isolated, then the L-shaped isolation frame is controlled to rotate, so that the long side of the L-shaped isolation frame is positioned above the spanned line, the requirement on the installation precision of the whole equipment is low, and the operation is easy.
Drawings
FIG. 1 is a schematic perspective view of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view of the upper half of the overall structure of the present utility model;
fig. 3 is an enlarged schematic view of fig. 2 a in accordance with the present utility model.
In the figure: 1. a telescopic ladder; 2. a support rod; 3. a bottom plate; 4. a diagonal brace; 5. a fixing plate; 6. a rotating shaft; 7. a worm wheel; 8. a worm; 9. a driving motor; 10. an L-shaped isolation frame; 11. a horizontal axis; 12. a guide pulley; 13. a straddled line; 14. a traction rope.
Detailed Description
Examples:
please refer to FIG. 1-
Fig. 3 shows a transmission overhead line crossing construction device, which comprises an extension ladder 1 fixedly arranged on a base, wherein the extension ladder 1 comprises two telescopic extension rods, a plurality of connecting rods are uniformly arranged between the two telescopic extension rods, and the technical structure of the extension ladder 1 is mature prior art, so that the description is omitted in the embodiment, and in the embodiment, the extension ladder 1 is electrically operated;
the tops of the two telescopic rods are fixedly provided with upright posts, the outer walls of the two upright posts are fixedly provided with fixed plates 5, a rotating shaft 6 is rotatably arranged between the two fixed plates 5, the rotating shaft 6 is fixedly provided with an L-shaped isolation frame 10, and when in use, the L-shaped isolation frame 10 is positioned above a straddled line 13;
when the straddled line 13 is required to be isolated, the telescopic ladder 1 is mounted on the side surface of the straddled line through the base, then the rotating shaft 6 and the L-shaped isolation frame 10 are controlled to rotate (anticlockwise rotate) to enable the long side of the L-shaped isolation frame 10 to be positioned above the straddled line 13, the straddled line 13 can be isolated through the long side of the L-shaped isolation frame 10, the requirement on the mounting precision of the whole equipment is low, and the operation is easy.
In this embodiment, as shown in fig. 1, the base includes a supporting rod 2, a bottom plate 3 and an inclined supporting rod 4, the supporting rod 2 is fixedly installed at the bottom of the telescopic ladder 1, the supporting rod 2 is fixedly installed on the bottom plate 3, the inclined supporting rod 4 is fixedly connected between the bottom plate 3 and the supporting rod 2, the position of the telescopic ladder 1 can be effectively fixed through the bottom plate 3 and the supporting rod 2, and the overall structural strength can be further enhanced through the inclined supporting rod 4;
the bottom plate 3 not only can be detachably arranged in a hopper of a vehicle, but also can adjust the positions of the telescopic ladder 1 and the whole device along with the movement of the vehicle, and can be uniformly provided with moving wheels at the bottom of the bottom plate 3 so as to manually move the position of the whole device, and the two modes are convenient for adjusting the position of the whole device according to actual needs, so that the straddled lines 13 in different places can be conveniently isolated.
As shown in fig. 2 and fig. 3, one end of the rotating shaft 6 is rotatably arranged on a fixed plate 5, the other end of the rotating shaft 6 passes through the other fixed plate 5 and is fixedly connected with a worm wheel 7, the outer wall of the worm wheel 7 is meshed with a worm 8, the worm 8 is fixedly arranged at the top of an output shaft of the driving motor 9, the driving motor 9 is fixedly arranged on a stand column through a fixed sleeve, the driving motor 9 is controlled to operate so that the worm 8 at the top of the output shaft can rotate, the worm 8 rotates to drive the worm wheel 7 meshed with the outer wall of the driving motor to rotate, the worm wheel 7 rotates so as to drive the rotating shaft 6 and the L-shaped isolation frame 10 to rotate, the control is simpler and more efficient, in a common state, the long side of the L-shaped isolation frame 10 is parallel to the stand column, the short side of the L-shaped isolation frame 10 is perpendicular to the stand column, and in a use state, the short side of the L-shaped isolation frame is parallel to the long side of the stand column, and the long side of the stand column is perpendicular to the stand column, so that the two kinds of lines 13 can be effectively isolated and prevented from being lapped with each other.
The utility model adopts an integrated design, has simple structure, is easy to carry and use by only using one telescopic ladder 1, and can effectively isolate a construction cable from a straddled line 13 by arranging the rotatable L-shaped isolation frame 10, thereby ensuring construction safety and preventing two types of wires from being mutually erected.
As shown in fig. 2, the L-shaped isolation frame 10 includes two parallel L-shaped rods, the two L-shaped rods are both fixedly mounted on the rotating shaft 6, a plurality of cross bars are uniformly and fixedly connected between the two L-shaped rods, and the spanned line 13 can be isolated by the combination of the L-shaped rods and the cross bars;
in this embodiment, the transverse shaft 11 is rotatably disposed between the tops of the two L-shaped rods and between the tops of the two upright posts, the guide pulley 12 is fixedly mounted on the transverse shaft 11, the traction rope 14 is disposed on the guide pulley 12, the guide pulley 12 is used for guiding movement of the traction rope 14, in actual use, the traction rope 14 can be connected with a construction line, and then the construction line can be smoothly pulled through the whole equipment (through the guide pulley 12) by guiding movement of the traction rope 14, so that the construction line is further prevented from falling.
Claims (7)
1. Transmission of electricity overhead line strides across construction equipment, including fixed mounting telescopic ladder (1) on the base, its characterized in that: the telescopic ladder (1) comprises two telescopic rods, a plurality of connecting rods are uniformly arranged between the two telescopic rods, upright posts are fixedly arranged at the tops of the two telescopic rods, fixing plates (5) are fixedly arranged on the outer walls of the two upright posts, a rotating shaft (6) is rotatably arranged between the two fixing plates (5), and an L-shaped isolation frame (10) is fixedly arranged on the rotating shaft (6);
the L-shaped isolation frame (10) is positioned above the straddled line (13).
2. The transmission overhead line crossing construction device according to claim 1, wherein: the base comprises a supporting rod (2), a bottom plate (3) and an inclined supporting rod (4), wherein the supporting rod (2) is fixedly arranged at the bottom of the telescopic ladder (1), the supporting rod (2) is fixedly arranged on the bottom plate (3), and the inclined supporting rod (4) is fixedly connected between the bottom plate (3) and the supporting rod (2).
3. The transmission overhead line crossing construction device according to claim 2, wherein: the bottom plate (3) is detachably arranged in a hopper of the vehicle.
4. The transmission overhead line crossing construction device according to claim 2, wherein: the bottom of the bottom plate (3) is uniformly provided with moving wheels.
5. The transmission overhead line crossing construction device according to claim 1, wherein: one end of the rotating shaft (6) is rotatably arranged on one fixed plate (5), the other end of the rotating shaft (6) penetrates through the other fixed plate (5) and is fixedly connected with a worm wheel (7), the outer wall of the worm wheel (7) is meshed with a worm (8), the worm (8) is fixedly arranged at the top of an output shaft of the driving motor (9), and the driving motor (9) is fixedly arranged on the stand column through a fixed sleeve.
6. The transmission overhead line crossing construction device according to claim 1, wherein: the L-shaped isolation frame (10) comprises two L-shaped rods which are arranged in parallel, the two L-shaped rods are fixedly arranged on the rotating shaft (6), and a plurality of cross rods are uniformly and fixedly connected between the two L-shaped rods.
7. The transmission overhead line crossing construction device according to claim 6, wherein: a transverse shaft (11) is rotatably arranged between the tops of the two L-shaped rods and between the tops of the two upright posts, a guide pulley (12) is fixedly arranged on the transverse shaft (11), and a traction rope (14) is arranged on the guide pulley (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320028132.XU CN220086806U (en) | 2023-01-06 | 2023-01-06 | Crossing construction device for power transmission overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320028132.XU CN220086806U (en) | 2023-01-06 | 2023-01-06 | Crossing construction device for power transmission overhead line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220086806U true CN220086806U (en) | 2023-11-24 |
Family
ID=88825929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320028132.XU Active CN220086806U (en) | 2023-01-06 | 2023-01-06 | Crossing construction device for power transmission overhead line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220086806U (en) |
-
2023
- 2023-01-06 CN CN202320028132.XU patent/CN220086806U/en active Active
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