CN103606492B - Substation breakers divide-shut brake portable remote actuation means - Google Patents

Abstract

The invention provides a portable remote control device for substation circuit breaker opening and closing, which includes a slide rail, two vacuum suction cups, a sliding bracket, a drive motor, an operating rod, a main controller and a remote controller; the slide rail includes a nested left Slide rail and right slide rail and positioning screws; left slide rail and right slide rail; 2 vacuum suction cups are respectively fixed and installed on the two ends of the slide rail; the slide bracket can be movably socketed on the slide rail; the drive motor is fixed Installed on the sliding bracket; the operating rod is installed in the drive motor; the main controller is fixedly installed on the rear side of the sliding bracket; the main controller includes a wireless signal receiving module, a CPU control module, an optocoupler isolation module, a motor drive module and a power supply module; the remote controller communicates with the main controller wirelessly. The invention can open and close the circuit breaker under electrified condition, avoids the inconvenience and economic loss caused by the power failure operation, and ensures the personal safety of workers; it is convenient to carry and operate, simple in structure and low in cost, and easy to popularize.

Description

Portable remote control device for substation circuit breaker opening and closing

technical field

The invention relates to a safety operation tool for a 10kV circuit breaker in a substation in a power supply system, in particular to a portable remote control device for opening and closing a circuit breaker in a substation.

Background technique

Most of the 10kV equipment in the substation adopts the central cabinet circuit breaker. According to the relevant regulations of the electric power department, the manual operation button on the switch panel of the circuit breaker cabinet can only be operated when the switch is in a power failure or no-load state. Accidents such as explosions that may be caused by the equipment will endanger the personal safety of the operator. At present, when the remote operation of the circuit breaker in the substation fails, the operation method for opening and closing the circuit breaker in the substation is generally as follows: turn off the power supply of the upper level to cause a power failure of the abnormal circuit breaker switch, or perform load reverse operation to reset the abnormal switch. After all the loads are transferred to another line for power supply, the maintenance personnel manually operate the manual operation button on the circuit breaker panel to realize the opening and closing of the circuit breaker switch. Such an operation treatment method leads to a long time for accident treatment and many operation links, and even causes a power outage for the power user, which brings unnecessary inconvenience and economic loss to the user.

Contents of the invention

The purpose of the present invention is: to overcome the deficiencies of the prior art, to provide a simple structure, low cost, easy to carry, and can be controlled by a remote control at a relatively long distance to realize the operation of the manual operation button of the circuit breaker switch under electrified conditions. , so as to realize the opening and closing of the circuit breaker, a portable remote control device for the opening and closing of the circuit breaker in the substation.

The technical solution of the present invention is: the portable remote control device for opening and closing of the substation circuit breaker of the present invention, and its structural characteristics are: including slide rails, vacuum suction cups, sliding brackets, driving motors, operating levers, main controllers and remote controllers;

The above-mentioned slide rails include left slide rail, right slide rail and positioning screws; the left slide rail and the right slide rail are nested and connected; two vacuum suction cups with the same structure are provided, and one of the two vacuum suction cups is fixedly installed on the left The left end of the slide rail, and the other is fixedly installed on the right end of the right slide rail; the slide bracket is movably sleeved on the slide rail; the slide bracket is provided with a hole through which the operating rod penetrates up and down; the drive motor is fixedly installed on the slide bracket On the end face; the operating rod is a cylindrical rod-shaped part, the operating rod is installed in the drive motor, and its lower end protrudes downward through the operating rod of the sliding bracket through the hole; the main controller is fixedly installed on the rear side of the sliding bracket;

The main controller includes a housing and a wireless signal receiving module located in the housing, a CPU control module, an optocoupler isolation module, a motor drive module and a power supply module; the wireless signal receiving module and the optocoupler isolation module are respectively electrically connected to the CPU control module The motor drive module is electrically connected to the signal of the optocoupler isolation module; the motor drive module is electrically connected to the driving motor; the power supply module provides power for the main controller and the driving motor; the remote controller is wirelessly connected to the wireless signal receiving module of the main controller.

A further solution is: the material of the above-mentioned slide rail is aluminum alloy; the material of the vacuum suction cup is an insulating plastic part; the driving motor is a linear stepping motor; the material of the operating rod is stainless steel.

A further solution is: the CPU control module of the above-mentioned main controller includes an 89C2051 microcontroller chip.

The present invention has positive effects: (1) The portable remote control device for opening and closing of the substation circuit breaker of the present invention can realize the operation of the manual operation button of the circuit breaker switch under electrified conditions through remote control at a relatively long distance, Thus, the opening and closing of the circuit breaker is realized, the inconvenience and economic loss of the power user caused by the power outage operation are avoided, and at the same time, the personal safety of the staff is ensured. (2) The portable remote control device for opening and closing of the substation circuit breaker of the present invention is convenient to carry through the retractable design of the slide rail; (3) The portable remote control device for opening and closing of the circuit breaker of the substation of the present invention has a structure Simple, low cost, convenient operation and easy promotion.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the bottom view of Fig. 1;

Fig. 3 is the electrical principle block diagram of the main controller in Fig. 2; the linear stepper motor and the armature controlled by it are also shown in the figure;

Fig. 4 is a schematic diagram of the application state of the present invention.

The reference signs in the above-mentioned accompanying drawings are as follows:

Slide rail 1, left slide rail 11, right slide rail 12, positioning screw 13, chute 14,

Vacuum suction cup 2, disc body 21, compression handle 22,

sliding bracket 3,

drive motor 4,

Joystick 5,

Main controller 6, wireless signal receiving module 61, CPU control module 62, optocoupler isolation module 63, motor drive module 64, power supply module 65,

remote control 7;

Substation circuit breaker switch 8, panel 81, manual operation button 82.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

(example)

See Figure 1 and Figure 2, the portable remote control device for substation circuit breaker opening and closing in this embodiment mainly consists of slide rail 1, vacuum suction cup 2, sliding bracket 3, driving motor 4, operating lever 5, main controller 6 and The remote control consists of 7 components.

The slide rail 1 is made of aluminum alloy. Slide rail 1 is made up of left slide rail 11, right slide rail 12 and set screw 13. The structure of the left slide rail 11 and the right slide rail 12 is basically the same, and the left slide rail 11 and the right slide rail 12 are nested and connected, so that the slide rail 1 can be stretched left and right, so that the slide rail 1 can be adjusted according to actual needs during use length. The slide rail 1 is provided with 2 positioning screws, which are used to fasten and position the left slide rail 11 and the right slide rail 12 after the length of the slide rail 1 is stretched and stretched in place during use. Both the left slide rail 11 and the right slide rail 12 are provided with slide grooves 14 located on the same axis in the left and right directions.

The vacuum chuck 2 is an insulating plastic part. The vacuum chuck 2 is made up of a disc body 21 and a pressing handle 22 . When in use, the disc body 21 is used to be adsorbed on the working surface, and the disc body 21 is firmly adsorbed by pressing the handle 22 . The vacuum suction cup 2 is provided with the same two, one of which is fixedly installed on the left end of the left slide rail 11;

The sliding bracket 3 is sleeved on the sliding rail 1 and can slide on the sliding rail 1 , and the sliding bracket 3 is provided with a through hole for an operating rod penetrating up and down.

The drive motor 4 is fixedly mounted on the upper end surface of the slide bracket 3 . The driving motor 4 is a linear stepping motor, which adopts a 12V working power supply.

The operating rod 5 is a cylindrical rod made of stainless steel. Operating rod 5 is installed in the drive motor 4, and its lower end protrudes downwards through the hole through the operating rod of sliding bracket 3. The operating lever 5 is driven by the driving motor 4 to move forward (press down) and move backward.

The main controller 6 is fixedly installed on the rear side of the sliding bracket 3 .

As shown in FIG. 3 , the main controller 6 is mainly composed of a housing and a wireless signal receiving module 61 , a CPU control module 62 , an optocoupler isolation module 63 , a motor drive module 64 and a power supply module 65 . The wireless signal receiving module 61 and the optocoupler isolation module 63 are electrically connected with the CPU control module 62 signals respectively; the motor drive module 64 is electrically connected with the optocoupler isolation module 63 signals; the motor drive module 64 is electrically connected with the drive motor 4; the power supply module 65 is The main controller 6 and the drive motor 4 provide power.

In this embodiment, the power module 66 preferably adopts a 12V rechargeable battery to provide 12V working power.

The wireless signal receiving module 61 of the main controller 6 is used to receive the wireless control signal sent by the remote controller 7 and upload it to the CPU control module 62 . The core device of the CPU control module 62 is an 89C2051 microcontroller chip. The CPU control module 62 controls the drive motor 4 to rotate forward through the optocoupler isolation module 63 and the motor drive module 64 according to the remote control command received from the remote controller 7 to drive the joystick 5 to perform forward (ie press down) action; Turn to drive the operating rod 5 to perform the backward movement.

The function of the optocoupler isolation module 63 is to isolate the motor drive module 64 from the CPU control module 62 to ensure that the high current during the rotation of the drive motor 4 will not affect the normal operation of the CPU control module 62 .

The remote controller 7 is handled by the staff. The remote controller 7 is wirelessly connected to the wireless signal receiving module 61 of the main controller 6 . The remote controller 7 is provided with 4 operation buttons, which are respectively used to control the driving motor 4 to drive the operating rod 5 to advance, the operating rod 5 to retreat, the motor to accelerate and the motor to decelerate.

(Application example)

See Fig. 4, the portable remote control device for opening and closing of the substation circuit breaker of the aforementioned embodiment, when in use, according to the actual position of the manual operation button 82 of the substation circuit breaker switch 8 on the panel 81 of the circuit breaker switch 8, the sliding The rail 1 is stretched to a suitable position and then fixed, and fixed on the panel 81 of the circuit breaker switch 8 through two vacuum suction cups 2. Since the vacuum suction cup 2 is an insulating plastic part, the operating staff will not have the risk of electric shock; , the staff drives the drive motor 4 to move by moving the sliding bracket 3, so that the operating rod 5 is aligned with the manual operation button 82 of the circuit breaker switch 8; the staff controls the drive motor 4 to rotate forward through the operation button of the remote control 7 relatively far away , to drive the operating lever 5 to perform the forward (press down) action, and the operating lever 5 pushes the manual operation button 82 of the circuit breaker switch 8 into the interior to realize the opening of the circuit breaker; when the circuit breaker needs to be closed, the staff passes The operation button of the remote control 7 controls the reverse rotation of the drive motor 4, and drives the operating rod 5 to perform a backward movement, thereby releasing the manual operation button 82 of the circuit breaker switch 8 to realize closing of the circuit breaker. During the opening and closing process, the staff does not need to touch the manual operation button 82 of the circuit breaker switch 8, thus the personal safety of the staff can be effectively guaranteed.

To sum up, the portable remote control device for opening and closing of the substation circuit breaker of the present invention can realize the operation of the manual operation button of the circuit breaker switch under electrified conditions through the remote control at a relatively long distance, so as to realize the operation of the circuit breaker. Opening and closing, avoiding the inconvenience and economic loss of power users caused by power failure operation, and at the same time ensuring the personal safety of the staff; the retractable design of the slide rail makes it easy to carry; simple structure, low cost, easy to operate Convenient and easy to promote.

The above embodiments and application examples are descriptions of specific implementations of the present invention, rather than limitations of the present invention. Those skilled in the relevant technical fields can also make various transformations and changes without departing from the spirit and scope of the present invention. Therefore, all equivalent technical solutions should be included in the patent protection scope of the present invention.

Claims (3)

1. A portable remote control device for substation circuit breaker opening and closing, characterized in that it includes a slide rail (1), a vacuum suction cup (2), a sliding bracket (3), a driving motor (4), and an operating rod (5) , main controller (6) and remote controller (7); The slide rail (1) includes a left slide rail (11), a right slide rail (12) and a positioning screw (13); the left slide rail (11) and the right slide rail (12) are nested and connected; the vacuum suction cup (2 ) are provided with two with the same structure, one of the two vacuum suction cups (2) is fixedly installed on the left end of the left slide rail (11), and the other is fixedly installed on the right end of the right slide rail (12); the sliding bracket ( 3) It is movably socketed on the slide rail (1); the sliding bracket (3) is provided with a hole through which the operating rod penetrates up and down; the driving motor (4) is fixedly installed on the upper end surface of the sliding bracket (3); the operation The rod (5) is a cylindrical rod, and the operating rod (5) is installed in the drive motor (4), and its lower end protrudes downward through the hole of the operating rod of the sliding bracket (3); the main controller (6) is fixedly installed on the rear side of the sliding bracket (3); The main controller (6) includes a housing and a wireless signal receiving module (61), a CPU control module (62), an optocoupler isolation module (63), a motor drive module (64) and a power supply module (65) arranged in the housing ; The wireless signal receiving module (61) and the optocoupler isolation module (63) are respectively electrically connected to the signal of the CPU control module (62); the motor drive module (64) is electrically connected to the signal of the optocoupler isolation module (63); the motor drive module ( 64) is electrically connected with the driving motor (4); the power supply module (65) provides power for the main controller (6) and the driving motor (4); the wireless signal receiving module ( 61) Wireless communication connection. 2. The portable remote control device for substation circuit breaker opening and closing according to claim 1, characterized in that: the material of the slide rail (1) is aluminum alloy; the material of the vacuum suction cup (2) is an insulating plastic part ; The driving motor (4) is a linear stepper motor; the operating rod (5) is made of stainless steel. 3. The portable remote control device for substation circuit breaker opening and closing according to claim 2, characterized in that: the CPU control module (62) of the main controller (6) includes an 89C2051 microcontroller chip.