CN112615303A - Booster for replacing pin insulator of large-span distribution line - Google Patents
Booster for replacing pin insulator of large-span distribution line Download PDFInfo
- Publication number
- CN112615303A CN112615303A CN202011522362.9A CN202011522362A CN112615303A CN 112615303 A CN112615303 A CN 112615303A CN 202011522362 A CN202011522362 A CN 202011522362A CN 112615303 A CN112615303 A CN 112615303A
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- Prior art keywords
- lever
- booster
- base
- replacing
- distribution line
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
The invention provides a booster for replacing a pin insulator of a large-span distribution line, which comprises a base, a lifting power device, a lever, a connecting rod and a wire supporting disc, wherein the base is provided with a plurality of supporting pins; the lifting power device is arranged on the base; the base is used for being fixed on the cross arm; one end of the connecting rod is rotatably connected with the side surface of the base; the other end of the connecting rod is rotatably connected with one end of the lever; the other end of the lever is connected with the wire supporting disc; the middle part of the lever is rotatably connected with the top of the lifting power device; by utilizing the lever principle, the middle part of the lever is pushed to move upwards by the lifting power device, so that the wire supporting disc at the other end of the lever is supported, and a wire is supported. The invention does not need to adopt manpower to support the lead, saves manpower and material resources and can conveniently and quickly realize the replacement of the needle-changing type porcelain insulator.
Description
Technical Field
The invention relates to the technical field of electric power grid auxiliary tools, in particular to a booster for replacing a pin insulator of a large-span distribution line.
Background
The large span of medium-voltage distribution lines in mountain areas exceeds 200 m, and porcelain bottles in the mountain areas are easily damaged by lightning. Because the mountain terrain is complicated and large machinery cannot be used for replacing the needle type porcelain insulator in an auxiliary way, no special tool is available for replacing the needle type porcelain insulator of a large-span line, such as Chinese patent publication No.: CN210838685U, patent publication date: 2020-06-23, discloses a portable wire lifter, which comprises a fixed frame, a rotating lever, a hoisting tackle and a clamping head, wherein a first clamping groove which is provided with an upward opening and can clamp a cross beam in a cross arm of a power transmission line is arranged at the lower side of the fixed frame. The rotary lever can be fixed on the upper side of the cross arm of the power transmission line through the first clamping groove and the second clamping groove, the rotary lever is hinged and installed together through the fixing frame and the rotary lever, the upper end of the rotary lever can be turned left and right, in the turning process, the clamping head can reliably fix the rotary lever all the time, the hoisting tackle is arranged, one end of a rope penetrates through the hoisting tackle to be fixed on a target wire, the other end of the rope is pulled by an operator on the ground, a wire on the lower side of a cross beam of the cross arm of the power transmission line is pulled to the upper side, and the inter. However, the wire lifter is not suitable for replacing needle type porcelain bottles of large-span lines.
Therefore, the needle-type porcelain bottle can be replaced only by two persons exerting force to lift the conducting wire at the same time. This method can only be used when the wire is loose and the span is within 150 meters. However, the manual supporting of the lead for replacing the needle-type porcelain bottle has the following disadvantages: 1. the safety problems of conductor slipping, hurting people and the like exist. 2. When the span of two sides exceeds 200 m, the wire can not be supported by manpower, and the needle type porcelain bottle can not be replaced.
Disclosure of Invention
The invention aims to solve the problems that the manual wire lifting is adopted to replace the pin type porcelain insulator, so that the wire is slipped and a large amount of manpower is needed in the prior art, and provides a booster for replacing the pin type insulator of the large-span distribution line.
In order to solve the technical problems, the technical scheme of the invention is as follows: a booster for replacing a pin insulator of a large-span distribution line comprises a base, a lifting power device, a lever, a connecting rod and a wire supporting disc;
the lifting power device is arranged on the base; the base is used for being fixed on the cross arm;
one end of the connecting rod is rotatably connected with the side surface of the base;
the other end of the connecting rod is rotatably connected with one end of the lever;
the other end of the lever is connected with the wire supporting disc;
the middle part of the lever is rotatably connected with the top of the lifting power device;
the working principle of the invention is as follows: by utilizing the lever principle, the middle part of the lever is pushed to move upwards by the lifting power device, so that the wire supporting disc at the other end of the lever is supported, and a wire is supported.
Preferably, the booster further comprises a pull rope, one end of the pull rope is connected with the lifting power device, and the other end of the pull rope is connected with the connecting rod.
Furthermore, the base comprises a bottom plate, a cross rod, a screw rod and a connecting plate;
two opposite side surfaces of the bottom plate are provided with screw holes connected with the screw rod;
a plurality of first through holes which are arranged at equal intervals are arranged on the connecting plate;
the screw rod penetrates through the first through hole in the connecting plate and is in threaded connection with the screw hole in the base;
two ends of the cross rod are respectively connected with the tail ends of the connecting plates on two sides of the bottom plate;
the connecting plate is arranged towards the bottom of the bottom plate.
Still further, the lifting power device adopts a hydraulic jack.
Furthermore, a triangular stabilizing bracket is arranged at the top of the hydraulic jack; the triangular stabilizing support is rotatably connected with the middle part of the lever.
Furthermore, a first U-shaped structure and a first bolt which is rotatably connected with two opposite sides of the first U-shaped structure are arranged at the top of the triangular stabilizing support; the first bolt is fixedly connected with the middle part of the lever.
Still further, the wire supporting disc is arranged into a U-shaped structure and used for supporting the wires.
And furthermore, an insulating layer is arranged inside the U-shaped wire supporting disc.
Furthermore, a second U-shaped structure and a second bolt which is rotatably connected with two opposite sides of the second U-shaped structure are arranged on the side surface of the base; the second bolt is fixedly connected with one end of the connecting rod.
And furthermore, the wire supporting disc, the lever, the connecting rod and the base are made of metal.
Compared with the prior art, the technical scheme of the invention has the beneficial effects that:
the invention utilizes the lever principle, and the middle part of the lever is pushed to move upwards by the lifting power device, so that the wire supporting disc at the other end of the lever is supported, and a wire is supported. Need not to adopt the manpower to lift, the material resources of using manpower sparingly can realize quick convenient change needle type vase after lifting the wire.
Drawings
Fig. 1 is a schematic structural diagram of a booster according to the present embodiment.
Fig. 2 is a schematic view of a part of the mechanism of the base in fig. 1.
In the figure, 1-wire supporting disc, 2-hydraulic jack, 3-bottom plate, 4-lever, 5-connecting rod, 6-pulling rope, 7-connecting plate, 8-cross bar, 9-first U-shaped structure, 10-triangular stabilizing support, 11-second U-shaped structure and 12-first through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and are used for illustration only, and should not be construed as limiting the patent. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1 and 2, the booster for replacing the pin insulator of the large-span distribution line comprises a base, a lifting power device, a lever 4, a connecting rod 5 and a wire supporting disc 1;
the lifting power device is arranged on the base; the base is used for being fixed on the cross arm;
one end of the connecting rod 5 is rotatably connected with the side surface of the base;
the other end of the connecting rod 5 is rotatably connected with one end of the lever;
the other end of the lever 4 is connected with the wire supporting disc 1;
the middle part of the lever 4 is rotatably connected with the top of the lifting power device;
the working principle of the invention is as follows: by utilizing the lever principle, the middle part of the lever 4 is pushed to move upwards by the lifting power device, so that the wire supporting disc 1 at the other end of the lever 4 is supported, and a wire is supported.
In a specific embodiment, the booster further comprises a pull rope 6, one end of the pull rope 6 is connected with the lifting power device, and the other end of the pull rope 6 is connected with the connecting rod 5. The main function of the pull rope is to prevent the lever from sliding down from the lifting power device.
In a specific embodiment, the base comprises a bottom plate 3, a cross rod 8, a screw rod and a connecting plate 5;
two opposite side surfaces of the bottom plate 3 are provided with screw holes connected with the screw rods;
a plurality of first through holes 12 which are arranged at equal intervals are arranged on the connecting plate 7;
the screw rod penetrates through the first through hole 12 on the connecting plate 7 and is in threaded connection with the screw hole on the bottom plate 3;
two ends of the cross rod 8 are respectively connected with the tail ends of the connecting plates 7 at two sides of the bottom plate 3;
said connecting plate 7 is arranged towards the bottom of the bottom plate 3.
This implementation is through the effect of horizontal pole 8 and bottom plate 3, wears to establish cross arm 8 between horizontal pole 8 and bottom plate 3, the realization with the base fix on cross arm 8, prevent that the booster from landing when high altitude construction.
In a specific embodiment, the lifting power device adopts a hydraulic jack 2. In the embodiment, the hydraulic jack 2 is used as a power device, so that the wire can be easily lifted without manpower.
In a specific embodiment, as one end of the lever 4 moves upwards, the horizontal angle of the lever 4 changes, and the top of the hydraulic jack 2 is provided with a triangular stabilizing bracket 10; the triangular stabilizing bracket 10 is rotatably connected with the middle part of the lever 4.
In a specific embodiment, the top of the triangular stabilizing bracket 10 is provided with a first U-shaped structure 9, and first pins rotatably connected with two opposite sides of the first U-shaped structure 9; the first bolt is fixedly connected with the middle part of the lever 4. The structure is simple, the lever can swing left and right, and the bearing capacity is large.
In a specific embodiment, the wire supporting disc 1 is arranged in a U-shaped structure and used for supporting wires. The U-shaped structure can effectively prevent the lead from sliding. Meanwhile, in order to prevent electric leakage, an insulating layer is arranged inside the U-shaped wire supporting disc 1, so that the personal safety of workers is effectively guaranteed.
In a specific embodiment, a second U-shaped structure 11 and a second pin rotatably connected with two opposite sides of the second U-shaped structure 11 are arranged on the side surface of the base; the second bolt is fixedly connected with one end of the connecting rod 5. The structure is simple, the connecting rod can rotate at will, and the bearing capacity is large.
In a specific embodiment, the wire supporting disc 1, the lever 4, the connecting rod 5 and the base are made of metal. The metal is steel, so that the bearing force is high, and the lever cannot be bent in the lifting process.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (10)
1. The utility model provides a booster for changing big span distribution lines pin insulator which characterized in that: the booster comprises a base, a lifting power device, a lever, a connecting rod and a wire supporting disc;
the lifting power device is arranged on the base; the base is used for being fixed on the cross arm;
one end of the connecting rod is rotatably connected with the side surface of the base;
the other end of the connecting rod is rotatably connected with one end of the lever;
the other end of the lever is connected with the wire supporting disc;
the middle part of the lever is rotatably connected with the top of the lifting power device;
by utilizing the lever principle, the middle part of the lever is pushed to move upwards by the lifting power device, so that the wire supporting disc at the other end of the lever is supported, and a wire is supported.
2. A booster for replacing a pin insulator of a high-span distribution line according to claim 1, wherein: the booster further comprises a pull rope, one end of the pull rope is connected with the lifting power device, and the other end of the pull rope is connected with the connecting rod.
3. A booster for replacing a pin insulator of a high-span distribution line according to claim 2, wherein: the base comprises a bottom plate, a cross rod, a screw rod and a connecting plate;
two opposite side surfaces of the bottom plate are provided with screw holes connected with the screw rod;
a plurality of first through holes which are arranged at equal intervals are arranged on the connecting plate;
the screw rod penetrates through the first through hole in the connecting plate and is in threaded connection with the screw hole in the base;
two ends of the cross rod are respectively connected with the tail ends of the connecting plates on two sides of the bottom plate;
the connecting plate is arranged towards the bottom of the bottom plate.
4. A booster for replacing a pin insulator of a high-span distribution line according to claim 3, wherein: the lifting power device adopts a hydraulic jack.
5. The booster for replacing a pin insulator of a high-span distribution line of claim 4, wherein: the top of the hydraulic jack is provided with a triangular stabilizing bracket; the triangular stabilizing support is rotatably connected with the middle part of the lever.
6. The booster for replacing a pin insulator of a high-span distribution line of claim 5, wherein: the top of the triangular stabilizing support is provided with a first U-shaped structure and first bolts which are rotatably connected with two opposite sides of the first U-shaped structure; the first bolt is fixedly connected with the middle part of the lever.
7. The booster for replacing a pin insulator of a high-span distribution line of claim 6, wherein: the wire supporting disc is set to be of a U-shaped structure and used for supporting the wires.
8. The booster for replacing a pin insulator of a high-span distribution line of claim 7, wherein: an insulating layer is arranged inside the U-shaped wire supporting disc.
9. The booster for replacing a pin insulator of a high-span distribution line of claim 8, wherein: the side surface of the base is provided with a second U-shaped structure and a second bolt which is rotatably connected with two opposite sides of the second U-shaped structure; the second bolt is fixedly connected with one end of the connecting rod.
10. A booster for replacing a pin insulator of a high-span distribution line according to claim 9, wherein: the wire supporting disc, the lever, the connecting rod and the base are made of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011522362.9A CN112615303B (en) | 2020-12-21 | 2020-12-21 | Booster for replacing pin insulator of large-span distribution line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011522362.9A CN112615303B (en) | 2020-12-21 | 2020-12-21 | Booster for replacing pin insulator of large-span distribution line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112615303A true CN112615303A (en) | 2021-04-06 |
| CN112615303B CN112615303B (en) | 2022-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011522362.9A Active CN112615303B (en) | 2020-12-21 | 2020-12-21 | Booster for replacing pin insulator of large-span distribution line |
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| Country | Link |
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| CN (1) | CN112615303B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114123037A (en) * | 2021-12-03 | 2022-03-01 | 广东电网有限责任公司 | Auxiliary device is changed to straight line pole insulator |
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| Publication number | Publication date |
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| CN112615303B (en) | 2022-02-22 |
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