CN213457198U

CN213457198U - Distributed fault diagnosis device for power transmission line

Info

Publication number: CN213457198U
Application number: CN202022683469.3U
Authority: CN
Inventors: 龙雯
Original assignee: Wuhan Fenglongguo Technology Co ltd
Current assignee: Wuhan Fenglongguo Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-06-15
Anticipated expiration: 2030-11-18

Abstract

The utility model provides a transmission line distributing type fault diagnosis device, include detection device, follow driving wheel and drive wheel, establish in the transmission line both sides from driving wheel and drive wheel, pass through the mount from driving wheel and drive wheel and connect, drive wheel one side is connected with detection device, and detection device is used for the cover to establish on the transmission line, and detection device below is equipped with the control box, and the inside control center that is equipped with of control box, control center and drive wheel electricity are connected, and distributing type transmission line fault diagnosis device installs on the transmission line, and every dozens of kilometers installation is one set, adopts the drive wheel and slides transmission line middle part from the transmission line with detection device from the driving wheel, and the installation is.

Description

Distributed fault diagnosis device for power transmission line

Technical Field

The utility model belongs to the technical field of the electric wire diagnosis and specifically relates to a transmission line distributing type fault diagnosis device is related to.

Background

Due to the large-scale construction of the ultra/extra-high voltage AC/DC lines, more and more power transmission lines are erected on complex terrains such as mountainous regions, hills and the like. When a circuit trips, a fault point is difficult to find in time due to complex terrain, and power transmission cannot be recovered in time. With the development of an online monitoring technology, the distributed transmission line fault diagnosis device is installed on a transmission line, one device is installed every dozens of kilometers, the fault location can be quickly and accurately realized, the fault information is preliminarily judged, operation and maintenance personnel can quickly arrive at a fault location, and the fault type is analyzed. The measurement accuracy is used as an important parameter of the distributed transmission line fault diagnosis device, and the positioning and analysis effectiveness of the distributed transmission line fault diagnosis device is directly influenced.

The existing distributed fault diagnosis device for the power transmission line has some defects in some aspects and needs to be further improved, and the existing distributed fault diagnosis device for the power transmission line is not convenient to install, so that the working strength of installation personnel is increased, and the installation difficulty of the distributed fault diagnosis device for the power transmission line is improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a transmission line distributing type fault diagnosis device, convenient inadequately when solving transmission line distributing type fault diagnosis device installation, the high problem of the installation degree of difficulty.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a transmission line distributing type fault diagnosis device, includes detection device, follows driving wheel and drive wheel, establishes in the transmission line both sides from driving wheel and drive wheel, follow driving wheel and drive wheel and pass through the mount and connect, drive wheel one side is connected with detection device, and detection device is used for the cover to establish on the transmission line, and detection device below is equipped with the control box, and the inside control center that is equipped with of control box, control center and drive wheel electricity are connected.

In the preferred scheme, the control box is internally provided with a storage battery which is electrically connected with the control center.

In the preferred scheme, the upper surface of the detection device is provided with a solar panel which is electrically connected with the storage battery.

In the preferred scheme, the control box is provided with an antenna, the control center is internally provided with a wireless receiving module, and the wireless receiving module is electrically connected with the antenna.

In the preferred scheme, a guide ring is arranged on one side of the driving wheel and used for being sleeved on the power transmission line, and the guide ring is connected with the driving wheel through a fixing frame.

In the preferred scheme, the guide ring is connected with the detection device through a plurality of connecting rods.

In the preferred scheme, the driving wheel includes wheel hub, and wheel hub outside cover is equipped with the recess, and wheel hub is inside to be connected with drive arrangement, and drive arrangement is connected with the mount.

In the preferred scheme, the end part of the fixing frame is provided with a stator, the inside of the hub is provided with a rotor, and the stator is sleeved inside the rotor.

The utility model provides a transmission line distributing type fault diagnosis device, distributing type transmission line fault diagnosis device installs on the transmission line, and every dozens of kilometers installation is one set, adopts the drive wheel and slides detection device to the transmission line middle part from the transmission line from the driving wheel, and the installation is simple, and also can be to transmitting electricity, line mid-mounting detection device, makes the fault diagnosis more accurate, and the accessory is few, and is with low costs, has better spreading value, and compact structure is practical, is worth extensively promoting.

Drawings

The invention will be further explained with reference to the following figures and examples:

FIG. 1 is a general structural diagram A of the present invention;

FIG. 2 is a general structural diagram B of the present invention;

FIG. 3 is a view of the inner structure of the control box of the present invention;

FIG. 4 is a structural view of the driving wheel and the driven wheel;

FIG. 5 is a drawing of a disassembled structure of the driving wheel of the present invention;

FIG. 6 is a structural view of the inner rotor of the driving wheel of the present invention;

in the figure: a driven wheel 1; a drive wheel 2; a groove 201; a hub 202; a stator 203; a rotor 204; a power transmission line 3; a fixed frame 4; a guide ring 5; a connecting rod 6; a detection device 7; a solar panel 701; a control box 8; a storage battery 801; a control center 802; an antenna 9.

Detailed Description

As shown in fig. 1 to 6, the distributed fault diagnosis device for the power transmission line comprises a detection device 7, a driven wheel 1 and a driving wheel 2, wherein the driven wheel 1 and the driving wheel 2 are arranged on two sides of the power transmission line 3, the driven wheel 1 and the driving wheel 2 are connected through a fixing frame 4, one side of the driving wheel 2 is connected with the detection device 7, the detection device 7 is used for being sleeved on the power transmission line 3, a control box 8 is arranged below the detection device 7, a control center 802 is arranged inside the control box 8, and the control center 802 is electrically connected with the driving wheel 2. Distributed transmission line fault diagnosis device installs on the transmission line, and every dozens of kilometers installation is one set, adopts drive wheel 2 and follows driving wheel 1 to slide detection device 7 to the transmission line 3 middle part from the transmission line 3, and the installation is simple, and also can be to transmission of electricity, and 3 mid-mounting detection device 7 of transmission line make fault diagnosis more accurate. The system adopts a distributed traveling wave monitoring technology to carry out accurate positioning, fault detection devices 7 distributed and installed on the power transmission line 3 divide the line into a plurality of sections, and when a fault occurs, a fault section is positioned by using power frequency fault current, and then traveling wave positioning is carried out in a set section. The system consists of a field detection device 7, a data center and a workstation, and a client provides two modes of computer WEB query and mobile phone WAP query. The field terminal is connected with the data center through GPRS \ CDMA. The detection devices 7 are distributed on the wires of the power transmission line 3, monitor transient state and steady state fault signals at the moment of the fault occurrence of the power transmission line 3, and simultaneously collect the signals and upload the signals to a data center; the detection device 7 also monitors the normal running information of the line, such as load current, wire temperature and the like, and the running state of the detection device.

In a preferred embodiment, a storage battery 801 is disposed inside the control box 8, and the storage battery 801 is electrically connected with the control center 802. The control center 802 controls the driving wheel 2 to move forward or backward, so as to achieve the purpose of installing the detection device 7 at a long distance.

Preferably, a solar panel 701 is provided on the upper surface of the detection device 7, and the solar panel 701 is electrically connected to the battery 801. The solar panel 701 supplies a voltage, and the stored voltage is stored in the battery 801 and used as needed.

In a preferable scheme, an antenna 9 is arranged on the control box 8, a wireless receiving module is arranged in the control center 802, and the wireless receiving module is electrically connected with the antenna 9. The detection data of the detection device 7 can be sent out through a wireless receiving module, and the driving wheel 2 can also be controlled to rotate through a remote controller, so that the purpose of movement is achieved through remote control.

In the preferred scheme, driving wheel 2 one side is equipped with guide ring 5, and guide ring 5 is used for the cover to establish on power transmission line 3, and guide ring 5 passes through mount 4 and drives wheel 2 connection. The guide ring 5 allows the driving wheel 2 and the driven wheel 1 to slide on the power transmission line 3, thereby serving as a guide.

In a preferred scheme, the guide ring 5 is connected with the detection device 7 through a plurality of connecting rods 6. The connecting rod 6 is used for connecting the guide ring 5 and the detection device 7.

In a preferred scheme, the driving wheel 2 comprises a hub 202, a groove 201 is sleeved outside the hub 202, the inside of the hub 202 is connected with a driving device, and the driving device is connected with the fixing frame 4. The drive means drives the drive wheel 2 to be movable over the transmission line 3.

In a preferred embodiment, a stator 203 is disposed at an end of the fixing frame 4, a rotor 204 is disposed inside the hub 202, and the stator 203 is sleeved inside the rotor 204. Stator 203 is energized to rotate rotor 204, and rotor 204 is fixedly connected to hub 202 to rotate driving wheel 2.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. A distributed fault diagnosis device for a power transmission line is characterized in that: including detection device (7), follow driving wheel (1) and drive wheel (2), establish in power transmission line (3) both sides from driving wheel (1) and drive wheel (2), follow driving wheel (1) and drive wheel (2) and pass through mount (4) and be connected, drive wheel (2) one side is connected with detection device (7), and detection device (7) are used for the cover to establish on power transmission line (3), and detection device (7) below is equipped with control box (8), and control box (8) inside is equipped with control center (802), and control center (802) are connected with drive wheel (2) electricity.

2. The distributed fault diagnosis device for the power transmission line according to claim 1, wherein: a storage battery (801) is arranged in the control box (8), and the storage battery (801) is electrically connected with the control center (802).

3. The distributed fault diagnosis device for the power transmission line according to claim 1, wherein: a solar panel (701) is arranged on the upper surface of the detection device (7), and the solar panel (701) is electrically connected with the storage battery (801).

4. The distributed fault diagnosis device for the power transmission line according to claim 1, wherein: the control box (8) is provided with an antenna (9), the control center (802) is internally provided with a wireless receiving module, and the wireless receiving module is electrically connected with the antenna (9).

5. The distributed fault diagnosis device for the power transmission line according to claim 1, wherein: one side of the driving wheel (2) is provided with a guide ring (5), the guide ring (5) is sleeved on the power transmission line (3), and the guide ring (5) is connected with the driving wheel (2) through a fixing frame (4).

6. The distributed fault diagnosis device for the power transmission line according to claim 5, wherein: the guide ring (5) is connected with the detection device (7) through a plurality of connecting rods (6).

7. The distributed fault diagnosis device for the power transmission line according to claim 5, wherein: the driving wheel (2) comprises a wheel hub (202), a groove (201) is sleeved outside the wheel hub (202), the inside of the wheel hub (202) is connected with a driving device, and the driving device is connected with the fixing frame (4).

8. The distributed fault diagnosis device for the transmission line according to claim 7, wherein: the end of the fixing frame (4) is provided with a stator (203), a rotor (204) is arranged in the hub (202), and the stator (203) is sleeved in the rotor (204).