CN205992697U - Transmission line high-altitude livewire work hoisting tool - Google Patents

Abstract

The utility model discloses a lifting tool for high-altitude live-line work of transmission lines, which comprises a bracket, a rotating shaft and a driving mechanism; the bracket is used to support the rotating shaft and the driving mechanism; the rotating shaft is rotatably mounted on the bracket; the driving The mechanism is used to drive the rotating shaft to rotate. The utility model has a simple and compact structure, is light and portable, can be directly put into a tool bag by a worker when climbing the pole, and is easy to install and fix. The utility model can be widely used in lifting tools, spare parts, heavy objects, etc. during high-altitude liveline work on transmission lines. When lifting heavy objects, the operator can complete it alone on the pole tower, which not only saves energy, but also reduces the workload of the staff. , and save a large number of auxiliary personnel on the ground to pull the rope. One set of the utility model can replace two sets of transmission rope systems, effectively reducing the use of the rope transmission system, thereby saving a lot of material resources.

Description

Lifting tools for high-altitude live working on transmission lines

technical field

The utility model relates to a hoisting device, in particular to a lifting tool for high-altitude live-line work of a power transmission line.

Background technique

With the rapid development of the economy, the sharp increase in social electricity consumption, and the massive output of clean energy such as wind, water, and solar energy, the requirements for power supply reliability are getting higher and higher, especially for power supply lines for high-risk customers such as coal mines and high-speed rail traction stations. , it is necessary to ensure the reliability of its power supply. For critical defects found in daily operation and maintenance, the use of live work will reduce unplanned outages and greatly improve the reliability of power supply of transmission lines.

At present, the electric power company is replacing the insulator strings of tension jumper wires on the double-circuit lines on the same tower. Three sets of insulation transmission, lifting and auxiliary ropes are used on site, with a total length of about 1000 meters. They are only responsible for lifting the jumper wires (1000 kV The rope system with hard support and weighing about 300kg requires nearly 10 people to pull the rope on the ground for assistance, and 4 people to assist on the tower. The intricate rope system brings great inconvenience to live work, and requires a lot of manpower and material resources, which is labor-intensive and labor-intensive. It is inconvenient and has potential safety hazards, threatening the personal safety and equipment safety of lifting operators.

Utility model content

The technical problem to be solved by the utility model is to provide a simple and compact structure, light and portable, easy to operate, easy to control the lifting speed, effectively reduce the workload, save manpower and material resources, and have high safety lifting tools for high-altitude live work on transmission lines.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical solutions: a lifting tool for high-altitude live working of transmission lines, including a bracket, a rotating shaft and a driving mechanism;

The bracket is used to support the rotating shaft and the driving mechanism;

The rotating shaft is rotatably mounted on the bracket;

The driving mechanism is used to drive the rotating shaft to rotate;

The driving mechanism includes a driving shaft on a rotating fixed bracket, a driving gear fixed on the driving shaft and a driven gear fixed on the rotating shaft, and the driving gear and the driven gear mesh with each other.

Further, the drive mechanism also includes a crank handle fixed on the drive shaft.

Further, the bracket is a U-shaped structure composed of a first support plate, a second support plate and a third support plate, wherein the first support plate and the third support plate are vertically arranged, and the two ends of the rotating shaft Rotate and fix on the first support plate and the third support plate respectively.

Further, a stop mechanism for limiting the rotation of the rotating shaft is also included.

Further, the stopping mechanism includes pin holes respectively provided on the bracket and the driven gear, and stop pins passing through the pin holes on the bracket and the driven gear.

Further, a reel is provided on the rotating shaft.

Further, a hanging ring is provided on the bracket.

Further, the crank includes a telescopic rod and a handle, one end of the telescopic rod is fixed on the drive shaft, and the telescopic rod is perpendicular to the drive shaft, and one end of the handle is hinged or detachably connected to the other end of the telescopic rod.

The beneficial effects of the utility model are reflected in:

The utility model has the advantages of simple and compact structure, light weight and portability, and the staff can directly put it into the tool bag to carry when climbing the pole, and is easy to install and fix.

The utility model can be widely used in hoisting tools, spare parts, heavy objects, etc. during high-altitude liveline work on transmission lines. When lifting heavy objects, the operator can complete the work alone on the pole tower, which not only saves energy, but also reduces the workload of the staff. , and save a large number of auxiliary personnel on the ground to pull the rope. One set of the utility model can replace two sets of transmission rope systems, effectively reducing the use of the rope transmission system, thereby saving a lot of material resources.

The lifting tool for high-altitude live working of transmission lines of the utility model can be rationally arranged in a narrow space, is convenient to operate, has strong adaptability, high operation safety performance, and is convenient to control the lifting and transmission speed.

Description of drawings

Fig. 1 is a schematic structural view of an embodiment of the utility model.

FIG. 2 is a top view of FIG. 1 .

Fig. 3 is a right side view of Fig. 1 .

The marks of each part in the accompanying drawings are: 11 first support plate, 12 second support plate, 13 third support plate, 21 rotating shaft, 22 reel, 31 driving shaft, 32 driving gear, 33 driven gear, 34 telescopic rod , 35 handles, 41 stop pins, 51 hanging rings.

detailed description

Below in conjunction with accompanying drawing, the utility model will be further described:

See Figure 1, Figure 2 and Figure 3.

The lifting tool for high-altitude live working of power transmission lines according to an embodiment of the utility model includes a bracket, a rotating shaft 21 and a driving mechanism;

The bracket is used to support the rotating shaft 21 and the driving mechanism;

The rotating shaft 21 is rotatably mounted on the bracket;

The driving mechanism is used to drive the rotating shaft 21 to rotate;

The driving mechanism includes a driving shaft 31 on a rotating fixed bracket, a driving gear 32 fixed on the driving shaft 31 and a driven gear 33 fixed on the rotating shaft 21 , and the driving gear 32 and the driven gear 33 mesh with each other. This driving mechanism is simple in structure, easy to operate, and can control the retracting and unwinding speed of the rope very accurately.

In this embodiment, the bracket is a U-shaped structural member formed by connecting the first support plate 11, the second support plate 12 and the third support plate 13, wherein the first support plate 11 and the third support plate 13 are parallel to each other and Arranged vertically, the second supporting board 12 is arranged horizontally, and the three supporting boards enclose a U-shaped space. The support structure of this structure is simple and easy to manufacture, and it can well support the rotating shaft 21 and the driving mechanism to ensure the working stability of the tool.

During specific implementation, the two ends of the rotating shaft 21 are rotatably fixed on the first support plate 11 and the third support plate 13 respectively, the driving shaft 31 is rotatably mounted on the first support plate 11, and the driving gear 32 and the driven gear 33 are both Located in the U-shaped space of the bracket and close to the first support plate 11 , and the driving gear 32 is located below the driven gear 33 . This design is more reasonable and easy to implement.

In order to rotate the drive shaft 31 conveniently, in this embodiment, a handle is fixed on the drive shaft 31, and the handle is located outside the U-shaped space of the bracket, and the drive shaft 31 can be easily shaken by the handle.

In this embodiment, the crank includes a telescopic rod 34 and a handle 35, one end of the telescopic rod 34 is fixed on the drive shaft 31, and the telescopic rod 34 is perpendicular to the drive shaft 31, and one end of the handle 35 is hinged or detachably connected to the telescopic The other end of the rod 34. When the quality of the lifting item is large, extend the telescopic rod 34 to increase the length of the arm of force, save the strength of the operator, and save effort when lifting heavy objects of the same quality. After use, shorten the telescopic rod 34 to save space; The handle 35 is put away to save space. When in use, the handle 35 is propped up perpendicular to the telescopic rod 34, and the hand cranking speed is adjusted through the handle 35 to control the lifting speed of the heavy object. The handle 35 is provided with a roller for convenience. Cooperate with human hands when turning to all angles.

In this embodiment, the rotating shaft 21 is provided with a reel 22, and the reel 22 is located in the U-shaped space of the bracket. The reel 22 is used to wind the rope, which is convenient for retracting.

In this embodiment, a stop mechanism for limiting the rotation of the rotating shaft 21 is also included. The stopping mechanism includes pin holes respectively provided on the bracket and the driven gear 33 and a stop pin 41 penetrating through the pin holes on the bracket and the driven gear 33 . This stop mechanism brakes the driven gear 33, thereby restricting the rotation of the rotating shaft 21. Even if the worker releases the handle 35, the object to be hoisted can stay on the working surface to control the height of the hoisted object. the goal of.

In this embodiment, a hanging ring 51 is provided at the bottom of the second supporting board 12 . The hanging ring 51 can conveniently fix the tool on firm components such as tower materials, hanging holes, etc., which is convenient for installation and fixing. During specific implementation, the hanging ring 51 can be selected from a U-shaped shackle.

During specific implementation, the components such as the bracket and the driving structure are made of high-strength aluminum alloy materials.

The use process of the lifting tool for high-altitude live work on transmission lines in an embodiment of the present invention is as follows:

After the live working personnel carry the lifting tool for high-altitude live working of the transmission line of the utility model to the pole tower, the tool is fixed on the firm components such as the pole tower material and the hanging hole through the hanging ring 51, and then the handle 35 is supported to adjust the expansion and contraction. The length of the rod 34, the shaking handle 35 drives the driving shaft 31 to rotate, and then the driving gear drives the driven gear 33 and the rotating shaft 21 to rotate, and then the hoisting rope wound on the reel 22 in advance is lowered to the hoisting datum level, and the hoisting datum level cooperates with personnel Hang tools, spare parts and other heavy objects on the lifting rope, and then the operator on the tower shakes the handle 35 to drive the reel 22 to roll up the lifting rope. Once the lifting object leaves the lifting surface, insert the stop pin 41 into the pin hole , and then adjust the length of the telescopic rod 34 according to the weight of the hoisted object, then pull out the stop pin 41, then shake the handle 35, pull the hoisted object to the working surface, and then insert the stop pin 41 into the brake hole, the heavy object can stay on it for a long time. the work surface.

The utility model has a simple and compact structure and a weight of about 2 kilograms, and is light and portable. The utility model can directly put it into a tool bag when climbing a pole, and is easy to install and fix.

The lifting tool for high-altitude live work on transmission lines of the utility model can be widely used in lifting tools, spare parts, heavy objects, etc. during high-altitude live work on transmission lines. The workload of the staff is reduced, and a large number of auxiliary personnel on the ground are saved. One set of the utility model can replace two sets of transmission rope systems, effectively reducing the use of the rope transmission system, thereby saving a lot of material resources.

The lifting tool for high-altitude live working on transmission lines of the utility model can be reasonably arranged in a narrow space, and labor saving and speed regulation can be realized by adjusting the telescopic handle.

It should be understood that the examples and implementations described herein are only for illustration, and those skilled in the art can make various modifications or changes based on them, all of which belong to the protection scope of the present utility model without departing from the spirit of the utility model.

Claims (8)

1. transmission line high-altitude livewire work hoisting tool it is characterised in that：Including support, rotating shaft (21) and drive mechanism；

Described support, for supporting rotating shaft (21) and drive mechanism；

Described rotating shaft (21), is rotatably installed on described support；

Described drive mechanism, for driving described rotating shaft (21) to rotate；

Described drive mechanism include rotate fixed support on drive shaft (31), the driving gear being fixed in drive shaft (31) (32) and be fixed on driven gear (33) in rotating shaft (21), described driving gear (32) and driven gear (33) are mutually nibbled Close.

2. transmission line high-altitude livewire work hoisting tool as claimed in claim 1 it is characterised in that：Described drive mechanism is also Including the crank being fixed in drive shaft (31).

3. transmission line high-altitude livewire work hoisting tool as claimed in claim 1 or 2 it is characterised in that：Described support is Be connected the U-shaped structure part constituting by the first gripper shoe (11), the second gripper shoe (12) and the 3rd gripper shoe (13), wherein first Fagging (11) and the 3rd gripper shoe (13) are vertically arranged, and the two ends of described rotating shaft (21) rotate respectively and are fixed on the first gripper shoe (11) and in the 3rd gripper shoe (13).

4. transmission line high-altitude livewire work hoisting tool as claimed in claim 1 or 2 it is characterised in that：Also include for Limit the stop mechanism that rotating shaft (21) rotates.

5. transmission line high-altitude livewire work hoisting tool as claimed in claim 4 it is characterised in that：Described stop mechanism bag Include the pin-and-hole being separately positioned on support and driven gear (33) and be located in the pin-and-hole on support and driven gear (33) Latch (41).

6. transmission line high-altitude livewire work hoisting tool as claimed in claim 1 or 2 it is characterised in that：Described rotating shaft (21) it is provided with reel (22).

7. transmission line high-altitude livewire work hoisting tool as claimed in claim 1 or 2 it is characterised in that：On described support It is provided with link (51).

8. transmission line high-altitude livewire work hoisting tool as claimed in claim 2 it is characterised in that：Described crank includes stretching Contracting bar (34) and handle (35), one end of expansion link (34) is fixed in drive shaft (31), and expansion link (34) is perpendicular to driving Axle (31), one end of handle (35) is hinged or the other end that be detachably connected on expansion link (34).