CN201440586U - A flying car for stringing - Google Patents

Abstract

The utility model discloses a flying car for stringing, which is used for erecting lines of power transmission lines. The hydraulic motors are connected together, and the brake system is connected with the tensioning pulley. Utilizing the flying car for stringing provided by the utility model, during the working process, the wire dividing wheel and the driving wheel are in contact with the wire, and the friction between the driving wheel and the wire driven by the hydraulic system can make the flying car move forward , The brake system can stop the flying car at any time, which can reduce the labor intensity of installing the spacer and improve the safety of the installation of the spacer when installing the spacer in mountainous areas or other harsh environments. The flying car for stringing provided by the utility model is especially suitable for installing spacers in the stringing process of power transmission lines.

Description

A flying car for stringing

technical field

The utility model relates to a flying car for stringing, which belongs to the field of construction equipment for wire stringing of power transmission lines.

Background technique

Transmission lines generally adopt the form of high-voltage transmission. Electricity transmission is the transmission of electric energy generated by power stations to various places where electricity is consumed through transmission lines. According to the distance of power transmission, different high voltages are used. See Table 1 for details.

Table 1

Transmission distance Transmission voltage 200～300 kilometers 220 kV About 100 kilometers 110 kV About 50 kilometers 35 kV 15-20 kilometers 10 kV or 6.6 kV

In the process of power transmission, because a part of the electric energy is converted into heat energy and lost when the current passes through the wire, and the lower the voltage, the higher the heat energy consumption, so high-voltage power transmission is required. From this point of view, the higher the power transmission voltage, the longer the power transmission distance. as far as possible. Based on this, my country's State Grid is currently promoting ultra-high voltage transmission lines above 800-1000 kV.

EHV transmission lines are often very long, and may span thousands of kilometers, and the terrain may be plains, waters and mountains. The weight of spacer bar has about 30 kilograms, therefore, all there is problem in the labor intensity and safety of installing spacer bar, especially in mountain area, this problem performance is outstanding especially.

Utility model content

In view of the above defects, the technical problem solved by the utility model is to provide a flying car for stringing, which can reduce the labor intensity of installing the spacer and improve the safety of installing the spacer.

In order to solve the above technical problems, the utility model provides the following technical solutions:

A flying car for stringing, which is used for wiring of power transmission lines, includes a flying car support, and a hydraulic system, a driving wheel, a splitting wheel and a brake system are arranged on the flying car support, and the hydraulic system and the driving wheel are respectively connected with a hydraulic motor , the brake system is connected with the tensioning wheel.

In the flying car for stringing provided by the utility model, during the working process, the splitting wheel and the driving wheel are in contact with the wire, and the friction between the driving wheel and the wire under the drive of the hydraulic system can make the flying car move forward. The braking system can stop the flying car at any time, which can reduce the labor intensity of installing the spacer and improve the safety of installing the spacer when installing the spacer in mountainous areas or other harsh environments.

Preferably, the hydraulic system includes a fuel tank, a gasoline engine, a hydraulic pump and a hydraulic pipeline, the gasoline engine communicates with the hydraulic pump through a hydraulic pipeline, the fuel tank communicates with the gasoline engine through a hydraulic pipeline, and the hydraulic pump connected with the hydraulic motor.

Preferably, the hydraulic system is fixed on the flying car support by bolts.

Preferably, the braking system is connected with the flying car bracket through a pin shaft and a rotating shaft.

Preferably, the hydraulic motor and the driving wheel are respectively connected to the flying car bracket through bolts, wheel shafts and bearings.

Preferably, the brake system includes brake concave pads, brake convex pads matched with brake concave pads, a brake handle and a long shaft, the brake concave pads, the brake convex pads matched with brake concave pads and the The brake handle is on the long axis, the brake lug is connected with the brake handle, the tension wheel is connected with the brake concave piece, and the tension wheel is connected with the long shaft.

Preferably, the brake lug and the brake handle are connected together by bolts.

Preferably, the tensioning wheel and the brake concave pad are connected together by bolts.

Preferably, the tensioning wheel and the long shaft are connected together through bearings.

Preferably, the thread dividing wheels are connected together through bolts, axles and bearings.

Utilizing the flying car for stringing provided by the utility model, during the working process, the wire dividing wheel and the driving wheel are in contact with the wire, and the friction between the driving wheel and the wire driven by the hydraulic system can make the flying car move forward , The brake system can stop the flying car at any time, which can reduce the labor intensity of installing the spacer and improve the safety of the installation of the spacer when installing the spacer in mountainous areas or other harsh environments.

The flying car for stringing provided by the utility model is especially suitable for installing spacers in the stringing process of power transmission lines.

Description of drawings

Fig. 1 is the front view of the flying car for stringing provided by Embodiment 1.

Fig. 2 is a left side view of the flying car for stringing provided by Embodiment 1.

Fig. 3 is a structural diagram of the braking system of the flying car for stringing provided by Embodiment 1.

Fig. 4 is a left sectional view of the braking system shown in Fig. 3 .

Fig. 5 is an enlarged view in the direction of arrow B in Fig. 3 .

Each is marked in the figure as:

1——Flying car bracket, 2—Hydraulic system, 201—Fuel tank, 202—Gasoline engine, 203—Hydraulic pump, 3—Drive wheel, 4—Splitting wheel, 5—Brake system, 501— Brake concave plate, 502—brake convex plate that cooperates with brake concave plate, 503—brake handle, 504—major shaft, 6—hydraulic motor, 7—tension wheel.

Detailed ways

In order for those skilled in the art to better understand the technical solutions provided by the utility model, the following will be described in conjunction with specific embodiments.

Example 1

This embodiment provides a flying car for stringing, which is used for stringing a power transmission line.

Please refer to Fig. 1 and Fig. 2, Fig. 1 is a front view of the flying car for stringing provided by Embodiment 1; Fig. 2 is a left view of the flying car for stringing provided by Embodiment 1.

The flying car used for stringing in the present embodiment is used for power transmission line stringing, and includes a flying car support 1. On the flying car support 1, there are a hydraulic system 2, a driving wheel 3, a wire dividing wheel 4 and a braking system 5. The hydraulic system 2 The driving wheel 3 is connected with the hydraulic motor 6 respectively, and the brake system 5 is connected with the tension wheel 7 .

The hydraulic system 2 includes a fuel tank 201, a gasoline engine 202, a hydraulic pump 203 and a hydraulic pipeline, the gasoline engine 202 communicates with the hydraulic pump 203 through a hydraulic pipeline, and the fuel tank 201 communicates with the gasoline engine 202 through a hydraulic pipeline , the hydraulic pump 203 is connected with the hydraulic motor 6 together. The hydraulic pipeline is not shown in the diagram, and the hydraulic pipeline can be used in common hydraulic pipelines, and the way of communication with other components is also a relatively conventional way. There is no special requirement, and relevant engineers and technicians can freely Select the hydraulic pipeline, as long as it can meet the requirements of connectivity.

The hydraulic system 2 is fixed on the flying car support 1 by bolts. The idea to be expressed here is that fixing the hydraulic system on the flying car bracket so that it can work normally does not mean that all hydraulic system components must be fixed on the flying car bracket, such as hydraulic pipes that are one of the components of the hydraulic system If the hydraulic pipeline is a metal pipeline, its own mechanical properties can completely make it move back and forth with the bracket without mutual displacement, so the main To make the hydraulic system work normally, the fixed method can also be adjusted.

Line dividing wheel 4 is connected together by bolt, axle and bearing. In this embodiment, there are six splitting wheels and two driving wheels. During the working process, both the splitting wheels and the driving wheels are in contact with the wires, and friction is generated. As for the number of splitting wheels and driving wheels, it can be changed. There are also general transformation forms, two splitting wheels are matched with two driving wheels, or four splitting wheels are matched with two driving wheels.

Please refer to FIG. 3 . FIG. 3 is a structural diagram of the braking system of the flying car for stringing provided by Embodiment 1. The brake system 5 includes brake concaves 501, brake convexes 502 matched with the brake concaves, brake handle 503 and long axis 504, the brake concaves, the brake convexes matched with the brake concaves and the brake concaves The brake handle is on the long axis, the brake tab 502 is connected to the brake handle 503, the tension wheel 7 is connected to the brake concave plate 501, and the tension wheel 7 is connected to the long axis. Shafts 504 are connected together.

Please refer to FIG. 4 . FIG. 4 is a left sectional view of the braking system shown in FIG. 3 . As shown in the figure, the brake lug 502 and the brake handle 503 are connected together by bolts.

Please refer to FIG. 5 , which is an enlarged view in the direction of arrow B in FIG. 3 .

The brake lever can rotate freely on the long axis.

The tension wheel can tension the driving wheel and the wire, and adjust the pressure between the wire and the driving wheel.

In this embodiment, the tensioning wheel is connected to the brake concave plate through bolts, and at the same time, the tensioning wheel and the long shaft are connected together through bearings.

The working principle of the flying car for stringing provided in this embodiment is:

(1) Walking principle: when the flying car is used for stringing, the driving wheel and the splitting wheel are respectively pressed on the eight wires, the gasoline engine is started to start the hydraulic system, the hydraulic pump starts to work, the hydraulic pump drives the hydraulic motor to rotate, and drives the driving wheel to rotate Or there is a tendency to rotate, and the driving wheel will receive a friction force; at this time, the brake system is in a non-braking state, that is, the brake concave pad and the brake tab are in a separated state, by adjusting the height of the tension wheel, that is, adjusting the driving force The magnitude of the friction between the wheel and the wire, when the friction reaches a certain level, the flying car will start to move relative to the wire.

After the flying car travels to the designated position for the stringing, stop, and then, the spacer rod can be installed.

(2) Braking principle: When braking is required, turn off the gasoline engine, the hydraulic motor will stop working, and the driving wheel will no longer rotate. At this time, turn the brake handle to make the brake tabs and brake concaves mesh until the tension wheel does not rotate, and adjust the tension. The height of the wheel, when the friction between the tension wheel, the driving wheel and the wire reaches a certain level, the flying car will stop moving.

(3) The operation process of the flying car for stringing passing through the suspension string: when the flying car for stringing reaches the hanging string, firstly the flying car for stringing is lifted by the hand chain hoist, and the operator operates the hand chain chain hoist to make a part of the bracket Pass through the hanging string, and then install the passing part of the bracket on the wire, mainly the driving wheel or the splitting wheel, and then use the same method to make the other part of the bracket pass through the wire.

Utilizing the flying car for stringing provided by the utility model, during the working process, the wire dividing wheel and the driving wheel are in contact with the wire, and the friction between the driving wheel and the wire driven by the hydraulic system can make the flying car move forward , The brake system can stop the flying car at any time, which can reduce the labor intensity of installing the spacer and improve the safety of the installation of the spacer when installing the spacer in mountainous areas or other harsh environments.

The flying car for stringing provided by the utility model is especially suitable for installing spacers in the stringing process of power transmission lines.

The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made, these improvements and Retouching should also be regarded as the scope of protection of the present utility model.

Claims (10)

1. A flying car for stringing, which is used for power transmission line stringing, is characterized in that it includes a flying car support, and a hydraulic system, a driving wheel, a wire splitting wheel and a brake system are arranged on the flying car support, and the hydraulic system and the driving wheel are respectively Together with the hydraulic motor, the brake system is connected with the tension pulley. 2. The flying car for stringing according to claim 1, wherein the hydraulic system includes a fuel tank, a gasoline engine, a hydraulic pump and a hydraulic pipeline, the gasoline engine communicates with the hydraulic pump through a hydraulic pipeline, and the The oil tank communicates with the gasoline engine through a hydraulic pipeline, and the hydraulic pump is connected with the hydraulic motor. 3. The flying car for stringing according to claim 1, wherein the hydraulic system is fixed on the flying car bracket by bolts. 4. The flying car for stringing according to claim 1, characterized in that, the brake system and the flying car bracket are connected together through a pin shaft and a rotating shaft. 5. The flying car for stringing according to claim 1, characterized in that, the hydraulic motor and the driving wheel are respectively connected to the flying car bracket through bolts, wheel shafts and bearings. 6. The flying car for stringing according to claim 1, characterized in that, the braking system comprises a brake concave, a brake convex matched with the brake concave, a brake handle and a major axis, the brake concave, The brake convex piece matched with the brake concave piece and the brake handle are on the long axis, the brake convex piece is connected with the brake handle, and the tensioning wheel is connected with the brake concave piece , the tensioning wheel is connected with the long shaft. 7. The flying car for stringing according to claim 6, characterized in that, the brake tab and the brake handle are connected together by bolts. 8 . The flying vehicle for stringing according to claim 6 , wherein the tensioning wheel and the brake concave are connected together by bolts. 9. The flying vehicle for stringing according to claim 6, characterized in that, the tensioning wheel and the long shaft are connected together through bearings. 10. The flying car for stringing according to claim 1, characterized in that, the splitting wheels are connected together by bolts, axles and bearings.

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