CN211089233U

CN211089233U - Electric power system on-line monitoring device

Info

Publication number: CN211089233U
Application number: CN201921985679.9U
Authority: CN
Inventors: 王定富; 王旋; 樊巍; 孟佳阔; 杨继; 王帅旗; 仵腾飞; 沈俊; 余涛
Original assignee: Hangzhou Jigao Electric Power Technology Co ltd
Current assignee: Hangzhou Jigao Electric Power Technology Co ltd
Priority date: 2019-11-17
Filing date: 2019-11-17
Publication date: 2020-07-24
Anticipated expiration: 2029-11-17

Abstract

The utility model provides a pair of electric power system on-line monitoring device, including environmental parameter collector, data communication subassembly and receiving terminal, the parameter that environmental parameter collector gathered passes through data communication subassembly and transmits to receiving terminal, and relevant personnel utilize receiving terminal can real time monitoring cable's in the tunnel operational environment parameter to make the cable operational environment in the tunnel conveniently monitored, reduced relevant personnel's intensity of labour. In addition, the solar power supply device is used for supplying power, the application cost of the on-line monitoring device of the power system is reduced, the posture of the solar panel can be changed according to the intensity of light, and the power supply capacity of the solar power supply device is optimized.

Description

Electric power system on-line monitoring device

Technical Field

The present disclosure relates to an on-line monitoring device for an electric power system.

Background

The power system is generally a power distribution system and has the function of transmitting electric energy, and the stability of the power system is the guarantee of power supply reliability, so that the power system needs to patrol related power distribution facilities in the operation process so as to improve the reliability of the power system in operation. For example, detection of the cable work environment, etc.

In the prior art, cables in an urban power grid are generally laid in a tunnel, and the inspection operation of the working environment of the cables in the tunnel is very difficult. Therefore, in the prior art, when the cable in the tunnel is patrolled and examined, the labor intensity of operators is high, and the patrolling efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric power system on-line monitoring device, aim at solving the technical problem of the cable in the tunnel inspection difficulty among the prior art.

In order to achieve the above object, some embodiments of the present disclosure provide an online monitoring device for a power system, which is used for monitoring the operating state of an electric cable in a tunnel, and includes an environmental parameter collector, a data communication component, and a receiving terminal, where the environmental parameter collector includes a cable temperature sensor, a smoke sensor, and a cable insulation detector, and the environmental parameter collector transmits collected parameters to the receiving terminal through the data communication component, the online monitoring device for a power system further includes a solar power supplier, the solar power supplier supplies power to the environmental parameter collector and the data communication component, the solar power supplier includes a solar panel and a bracket supporting the solar panel, the bracket includes a base and a frame body, the solar panel is fixed on the frame body, and the frame body is rotatably connected to the base, the base is provided with a driver for driving the frame body to rotate, the frame body is further provided with a controller for controlling the driver and a light intensity sensor for detecting an illumination angle, and the controller controls the driver to work according to parameters detected by the light intensity sensor.

Preferably, the driver, the controller and the light intensity sensor are all powered by the solar power supply.

The use cost of the on-line monitoring device of the power system is reduced, and power resources are saved.

Preferably, the light intensity sensor is fixed on the frame body through a screw, and the light intensity sensor and the solar cell panel are located on the same side of the frame body.

The light intensity sensor can better monitor the light intensity, so that the solar cell panel always faces the sun, and the power supply capacity of the solar power supply device is improved.

Preferably, the base is provided with lugs for fixing the frame body, the frame body is provided with connecting pieces matched with the lugs, the lugs are provided with groove bodies matched with the connecting pieces, the connecting pieces are arranged on the lugs through pin shafts, the pin shafts and the connecting pieces are of an integrated structure, the number of the lugs is two, the two lugs are matched to form the groove bodies, and one lug is fixed on the base through bolts.

The support body is connected with the base and is stable to, the support body rotates in a flexible way for the base, has optimized the performance of support.

Preferably, the driver is a motor, the motor comprises an output shaft, the output shaft is connected with the pin shaft to drive the pin shaft to rotate, and the motor is movably fixed on the base.

The driver directly drives the frame body to rotate, so that the structure of the support is simplified, and the manufacturing cost of the support is reduced.

Preferably, the pin shaft is provided with a power groove, the power groove is arranged along the axial direction of the pin shaft, the output shaft is provided with a power part matched with the power groove, and the cross section of the power groove is polygonal.

The driver and the pin shaft are connected simply, and the manufacturing cost of the bracket is reduced.

The present disclosure has the following beneficial effects:

1. due to the arrangement of the data communication assembly and the receiving terminal, related personnel can monitor the working environment of the cable remotely, and the labor intensity of the related personnel is reduced.

2. The arrangement of the solar power supply device enables the power system on-line monitoring device to realize solar power supply, and reduces the use cost of the power system on-line monitoring device.

Drawings

The following drawings are merely exemplary, not all drawings of the disclosed embodiments, and other drawings may be obtained by those skilled in the art in light of the disclosed embodiments.

Fig. 1 is a schematic diagram of an embodiment of the present disclosure.

FIG. 2 is a schematic diagram of one embodiment of a solar power supply.

Fig. 3 is a schematic view of one connection scheme of the output shaft and the pin.

Detailed Description

The present disclosure is further described below with reference to the accompanying drawings, and the following embodiments are merely exemplary and are not all embodiments of the technical solutions of the present disclosure.

As shown in fig. 1, 2 and 3, an online monitoring device for an electric power system is used for monitoring the operating state of an electric cable in a tunnel, and includes an environment parameter collector 1, a data communication component 2 and a receiving terminal 3, where the environment parameter collector 1 includes a cable temperature sensor 101, a smoke sensor 102 and a cable insulation detector 103, the environment parameter collector 1 transmits collected parameters to the receiving terminal 3 through the data communication component 2, the online monitoring device for an electric power system further includes a solar power supply 4, the solar power supply 4 supplies power to the environment parameter collector 1 and the data communication component 2, the solar power supply 4 includes a solar panel 401 and a bracket 402 supporting the solar panel 401, the bracket 402 includes a base 403 and a frame 404, the solar panel 401 is fixed on the frame 404, the rack body 404 is rotatably connected to the base 403, a driver 405 for driving the rack body 404 to rotate is arranged on the base 403, a controller 406 for controlling the driver 405 and a light intensity sensor 407 for detecting an illumination angle are further arranged on the rack body 404, and the controller 406 controls the driver 405 to work according to parameters detected by the light intensity sensor 407.

The environmental parameter collector 1, the data communication component 2 and the receiving terminal 3 in the present disclosure can be obtained through purchase. For example, the data communication component 2 may employ wired network communication or wireless network communication. The receiving terminal 3 may be a smart phone or a tablet computer or a personal computer with network access capability.

The solar power supply device 4 comprises a support 402 and a solar cell panel 401, and the solar cell panel 401 can face the sun all the time due to the arrangement of the light intensity sensor 407, so that the power supply efficiency of the solar power supply device 4 is improved, and the performance of the solar power supply device 4 is optimized.

As shown in fig. 2, in some possible embodiments, the driver 405, the controller 406 and the light intensity sensor 407 are all powered by the solar power supply 4.

The light intensity sensor 407 is fixed to the frame body 404 by screws, and the light intensity sensor 407 and the solar cell panel 401 are located on the same side of the frame body 404. A groove body for accommodating the light intensity sensor 407 may be disposed on the frame body 404 to fix the light intensity sensor 407, so that the light intensity sensor 407 is not easily collided, and the service life of the light intensity sensor 407 is prolonged.

In some possible embodiments, a lug 408 for fixing the frame body 404 is arranged on the base 403, a connecting piece 409 matched with the lug 408 is arranged on the frame body 404, a groove body matched with the connecting piece 409 is arranged on the lug 408, the connecting piece 409 is arranged on the lug 408 through a pin 410, the pin 410 and the connecting piece 409 are of an integrated structure, two lugs 408 are arranged, two lugs 408 are matched to form a groove body, and one lug 408 is fixed on the base 403 through a bolt. The other lug 408 may be of unitary construction with the base 403.

The driver 405 is an electric motor, the electric motor includes an output shaft 411, the output shaft 411 is connected to the pin 410 to drive the pin 410 to rotate, and the electric motor is mechanically fixed to the base 403. The motor should have a self-locking capability, that is, the output shaft 411 locks after the motor rotates a certain angle to position the frame body 404. The motor can be a servo motor or a motor with a power-off internal contracting brake, and the like.

The motor may be fixed to the base 403 by screws, and a spacer or other structure capable of supporting the motor may be disposed between the motor and the base 403, which is not particularly limited herein.

As shown in fig. 3, the pin 410 is provided with a power groove 412, the power groove 412 is provided along an axial direction of the pin 410, the output shaft 411 is provided with a power portion 413 engaged with the power groove 412, and a cross section of the power groove 412 is polygonal.

The power unit 413 and the output shaft 411 are integrated. The power unit 413 may be connected to the output shaft 411 by an elastic coupling.

While several possible embodiments of the disclosure have been described above with reference to the accompanying drawings, it is to be understood that these embodiments are not all embodiments of the disclosure, and that other embodiments may be devised by those skilled in the art without departing from the inventive concept, and that such embodiments are within the scope of the disclosure.

Claims

1. The utility model provides an electric power system on-line monitoring device for the running state of electric cable in the monitoring tunnel, characterized by: the environment parameter monitoring device comprises an environment parameter collector (1), a data communication component (2) and a receiving terminal (3), wherein the environment parameter collector (1) comprises a cable temperature sensor (101), a smoke sensor (102) and a cable insulation detector (103), the environment parameter collector (1) transmits collected parameters to the receiving terminal (3) through the data communication component (2), the power system on-line monitoring device further comprises a solar power supply device (4), the solar power supply device (4) supplies power to the environment parameter collector (1) and the data communication component (2), the solar power supply device (4) comprises a solar cell panel (401) and a support (402) supporting the solar cell panel (401), the support (402) comprises a base (403) and a support body (404), and the solar cell panel (401) is fixed on the support body (404), the frame body (404) is rotatably connected to the base (403), a driver (405) for driving the frame body (404) to rotate is arranged on the base (403), a controller (406) for controlling the driver (405) and a light intensity sensor (407) for detecting an illumination angle are further arranged on the frame body (404), and the controller (406) controls the driver (405) to work according to parameters detected by the light intensity sensor (407).

2. The on-line monitoring device for the power system as claimed in claim 1, wherein: the driver (405), the controller (406) and the light intensity sensor (407) are all powered by the solar power supply (4).

3. The on-line monitoring device for the power system as claimed in claim 1, wherein: the light intensity sensor (407) is fixed on the frame body (404) through a screw, and the light intensity sensor (407) and the solar cell panel (401) are positioned on the same side of the frame body (404).

4. The on-line monitoring device for the power system as claimed in claim 1, wherein: the base (403) is provided with a lug (408) for fixing the frame body (404), the frame body (404) is provided with a connecting piece (409) matched with the lug (408), the lug (408) is provided with a groove body matched with the connecting piece (409), the connecting piece (409) is arranged on the lug (408) through a pin shaft (410), the pin shaft (410) and the connecting piece (409) are of an integrated structure, the lugs (408) are two, the two lugs (408) are matched to form the groove body, and one lug (408) is fixed on the frame body (404) through a bolt.

5. The on-line monitoring device for the power system as claimed in claim 4, wherein: the driver (405) is an electric motor, the electric motor comprises an output shaft (411), the output shaft (411) is connected with the pin shaft (410) to drive the pin shaft (410) to rotate, and the electric motor is movably fixed on the base (403).

6. The on-line monitoring device for the power system as claimed in claim 5, wherein: the power groove (412) is arranged on the pin shaft (410), the power groove (412) is arranged along the axial direction of the pin shaft (410), the power part (413) matched with the power groove (412) is arranged on the output shaft (411), and the cross section of the power groove (412) is polygonal.