CN217214566U

CN217214566U - Electric closing device of high-voltage load switch

Info

Publication number: CN217214566U
Application number: CN202220021525.3U
Authority: CN
Inventors: 卢海涛; 郑小利; 雷子恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-08-16
Anticipated expiration: 2032-01-06

Abstract

An electric switching-on device of a high-voltage load switch comprises a rotary motor and a right-angle reducer, wherein a rotary control shaft at one end of the right-angle reducer is connected with a switch knob on a load switch panel, an input shaft at the other end of the right-angle reducer is connected with the rotary motor, the right-angle reducer and the rotary motor are both arranged on a bottom plate, the bottom plate is connected with the load switch panel through a transverse plate and a vertical plate, a power supply and a wireless control system are arranged below the bottom plate, and a limiting system is arranged on the right-angle reducer; the utility model discloses can realize the long-range combined floodgate operation of high-pressure load switch, make operating personnel with can keep sufficient safe distance by operating device, security when having promoted combined floodgate operation.

Description

Electric closing device of high-voltage load switch

Technical Field

The utility model belongs to the technical field of electrical equipment, in particular to electronic closing device of high-voltage load switch.

Background

The high-voltage load switch is an electric appliance with the function between a high-voltage circuit breaker and a high-voltage isolating switch, is often used in series connection with a high-voltage fuse for controlling a power transformer, has a simple arc extinguishing device, can break and stop certain load current and overload current, but cannot break short-circuit current, so the high-voltage load switch is generally used in series connection with the high-voltage fuse for short-circuit protection by the aid of the fuse; most of the existing high-voltage load switch operating mechanisms are non-energy-storage operating mechanisms, and the following defects are usually existed in the actual operation process:

1. most of the high-voltage load switch operating mechanisms are non-energy-storage operating mechanisms, and during switching-on and power transmission operation, an operator needs to manually complete switching-on operation by using an operating handle on the spot, so that if a short-circuit fault exists on a load side during switching-on, arc light injection is possible to occur, and great potential safety hazards exist;

2. most American box-type substation three-phase fuses are arranged above or below the operating position of a load switch, and if an operator performs high-voltage load switch operation on box-type substation power transmission to cause fuse fusing fault, instantaneous large short-circuit current impact easily causes the ceramic body of the fuse to be sprayed out, so that the safety of the operator is endangered;

3. in the power failure state, the load switch is not provided with the UPS power supply, so that the operation power supply can not be provided to complete the electric switching-on operation.

Disclosure of Invention

In view of the technical problem that the background art exists, the utility model provides an electronic closing device of high pressure load switch, the device can realize the long-range combined floodgate operation of high pressure load switch, makes operating personnel with can keep sufficient safe distance by operating device, security when having promoted combined floodgate operation.

In order to solve the technical problem, the utility model discloses following technical scheme has been taken and has been realized:

the utility model provides an electronic closing device of high pressure load switch, is including rotating electrical machines and right angle speed reducer, and the switch knob on the load switch panel is connected to the one end rotating control axle of right angle speed reducer, and the other end input shaft and the rotating electrical machines of right angle speed reducer are connected, right angle speed reducer and rotating electrical machines are all installed on the bottom plate, and the bottom plate is connected with the load switch panel through diaphragm and riser, and the below of bottom plate is equipped with power and wireless control system, is equipped with spacing system on the right angle speed reducer.

In the preferred scheme, the vertical plate passes through bolt and load switch mounting panel fixed connection, is provided with the diaphragm on the vertical plate perpendicularly, be connected with the fixed support board between diaphragm and the vertical plate, be connected with the slide bar between the diaphragm.

In the preferred scheme, the bottom plate is sleeved on the sliding rod and slides left and right along the sliding rod, the bottom of the bottom plate is provided with a sliding groove, and a movable supporting plate is arranged in the sliding groove.

In the preferred scheme, a power supply clamping groove is arranged below the bottom plate, and the power supply is fixedly arranged in the power supply clamping groove and is electrically connected with the rotating motor through a power line.

In a preferred scheme, the limiting system comprises a limiting jack, a connecting plate, a touch pad and a touch switch; the limiting jacks are arranged on the right-angle speed reducer and the rotary control shaft and are symmetrically distributed in an annular mode, the connecting plate is arranged in the limiting jacks on the right-angle speed reducer according to the stroke distance of the load switch, the connecting plate is provided with the touch switch, the touch panel is also arranged in the limiting jacks on the rotary control shaft according to the stroke distance of the load switch, the positions of the touch panel and the touch switch correspond to each other, and the touch switch is electrically connected with the wireless control system.

In a preferred scheme, a wireless signal transmission device is arranged in the wireless control system, the wireless signal transmission device is wirelessly connected with the remote control equipment, and the wireless system is electrically connected with the rotating motor through a control line.

In a preferred scheme, a control switch is arranged on a side panel of the power supply, and the control switch is electrically connected with the rotating motor through a control line.

This patent can reach following beneficial effect:

1. the device can realize automatic switching-on and switching-off operation through the rotating motor and the right-angle speed reducer, so that an operator and operated equipment can keep a sufficient safety distance, and the safety of switching-on operation is improved;

2. the device utilizes wireless control system can freely and switch long-range and field operation mode, cooperates spacing system, can be more accurate, quick completion load divide-shut brake operation.

Drawings

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

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a bottom view of the overall structure of the present invention;

FIG. 3 is a top view of the overall structure of the present invention;

fig. 4 is a schematic structural diagram of the limiting system of the present invention.

In the figure: the device comprises a load switch panel 1, a right-angle speed reducer 2, a rotating motor 3, a bottom plate 4, a power supply 5, a vertical plate 6, a fixed supporting plate 7, a sliding groove 8, a movable supporting plate 9, a control switch 10, a wireless control system 11, a sliding rod 12, a power supply clamping groove 13, a transverse plate 14, a bolt 15, a load switch mounting plate 16, a rotating control shaft 17, a limiting jack 18, a touch control plate 19, a touch control switch 20 and a connecting plate 21.

Detailed Description

As shown in fig. 1 and 2, an electric switching device for a high-voltage load switch comprises a rotating motor 3 and a right-angle reducer 2, wherein a rotating control shaft 17 at one end of the right-angle reducer 2 is connected with a switch knob on a load switch panel 1, an input shaft at the other end of the right-angle reducer 2 is connected with the rotating motor 3, and the rotating motor 3 drives the right-angle reducer 2 to rotate to control the switch knob on the load switch panel 1 to rotate, so that switching-on and switching-off operations are realized; the right-angle speed reducer 2 and the rotating motor 3 are both arranged on the bottom plate 4, the bottom plate 4 is connected with the load switch panel 1 through the transverse plate 14 and the vertical plate 6, the power supply 5 and the wireless control system 11 are arranged below the bottom plate 4, and the right-angle speed reducer 2 is provided with the limiting system.

Preferably, as shown in fig. 1 and 3, a vertical plate 6 is fixedly connected with a load switch mounting plate 16 through a bolt 15, a transverse plate 14 is vertically arranged on the vertical plate 6, a fixed support plate 7 is connected between the transverse plate 14 and the vertical plate 6, and a sliding rod 12 is connected between the transverse plates 14; the bottom plate 4 is sleeved on the sliding rod 12 and slides left and right along the sliding rod 12, the bottom of the bottom plate 4 is provided with a sliding chute 8, and a movable supporting plate 9 is arranged in the sliding chute 8;

through the structure, the bottom plate 4 can freely slide along the outer wall of the sliding rod 12, so that the right-angle speed reducer 2 on the bottom plate 4 can be more accurately aligned with the operation hole, the stability between the transverse plate 14 and the vertical plate 6 is improved by the arrangement of the fixed supporting plate 7, the position of the movable supporting plate 9 in the sliding groove 8 can be adjusted according to the distance between the bottom plate 4 and the load switch panel 1, the movable supporting plate 9 is enabled to be abutted against the bottom surface of the bottom plate 4 and the load switch panel 1, and the supporting performance of the bottom plate 4 is further improved.

As shown in fig. 1 and 2, a power supply slot 13 is arranged below the bottom plate 4, and the power supply 5 is fixedly arranged in the power supply slot 13 and electrically connected with the rotating motor 3 through a power line; a control switch 10 is arranged on a side panel of the power supply 5, and the control switch 10 is controlled to be electrically connected with the rotating motor 3 through a control line;

during operation, the power supply 5 provides electric energy for rotation of the rotating motor 3, and the control switch 10 can control start and stop of the rotating motor 3 on site, so that the function of near-end operation is realized.

As shown in fig. 4, the limiting system includes a limiting jack 18, a connecting plate 21, a touch pad 19 and a touch switch 20; the limiting jacks 18 are arranged on the right-angle speed reducer 2 and the rotary control shaft 17 and are symmetrically distributed in a ring shape, the connecting plate 21 is arranged in the limiting jacks 18 on the right-angle speed reducer 2 according to the stroke distance of the load switch, the connecting plate 21 is provided with the touch switch 20, the touch pad 19 is also arranged in the limiting jacks 18 on the rotary control shaft 17 according to the stroke distance of the load switch, the positions of the touch pad 19 and the touch switch 20 correspond to each other, and the touch switch 20 is electrically connected with the wireless control system 11;

when the load switch is started and stopped in a rotating mode, the installation directions of the connecting plate 21 and the touch pad 19 can be selected according to the rotating stroke distance of the load switch, when the rotating control shaft 17 rotates and controls a switch knob on the load switch panel 1, the touch pad 19 also synchronously rotates along with the rotating control shaft, when the rotating control shaft 17 rotates to a certain angle, the load switch completes the opening and closing operation, at the moment, the touch pad 19 is in contact with the touch switch 20 on the connecting plate 21, the touch switch 20 immediately sends an instruction signal to the rotating motor 3 through the wireless control system 11, and the rotating motor 3 immediately stops rotating after receiving the signal, so that the rotating control shaft 17 is prevented from excessively rotating or damaging the load switch due to excessively large torque force.

As shown in fig. 1, a wireless signal transmission device is disposed inside the wireless control system 11, the wireless signal transmission device is wirelessly connected with a remote control device, and the wireless system is electrically connected with the rotating electrical machine 3 through a control line; through the structure, the remote control system can send command signals to the wireless control system 11 at the remote end and control the starting and stopping of the rotating motor 3, so that the remote operation function is realized.

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. The utility model provides an electronic closing device of high pressure load switch, includes rotating electrical machines (3) and right angle speed reducer (2), its characterized in that: the rotary switch knob on the load switch panel (1) is connected in one end rotation control axle (17) of right angle speed reducer (2), and the other end input shaft and rotating electrical machines (3) of right angle speed reducer (2) are connected, right angle speed reducer (2) and rotating electrical machines (3) are all installed on bottom plate (4), and bottom plate (4) are connected with load switch panel (1) through diaphragm (14) and riser (6), and the below of bottom plate (4) is equipped with power (5) and wireless control system (11), is equipped with spacing system on right angle speed reducer (2).

2. The electric closing device of the high-voltage load switch according to claim 1, wherein: the vertical plate (6) is fixedly connected with the load switch mounting plate (16) through a bolt (15), a transverse plate (14) is vertically arranged on the vertical plate (6), a fixed supporting plate (7) is connected between the transverse plate (14) and the vertical plate (6), and a sliding rod (12) is connected between the transverse plate (14).

3. The electric closing device of the high-voltage load switch according to claim 2, wherein: the bottom plate (4) is sleeved on the sliding rod (12) and slides left and right along the sliding rod (12), the bottom of the bottom plate (4) is provided with a sliding groove (8), and a movable supporting plate (9) is arranged in the sliding groove (8).

4. The electric closing device of the high-voltage load switch according to claim 1, wherein: a power supply clamping groove (13) is arranged below the bottom plate (4), and the power supply (5) is fixedly arranged in the power supply clamping groove (13) and is electrically connected with the rotating motor (3) through a power line.

5. The electric closing device of the high-voltage load switch according to claim 1, wherein: the limiting system comprises a limiting jack (18), a connecting plate (21), a touch pad (19) and a touch switch (20); spacing jack (18) are seted up on right angle speed reducer (2) and rotation control axle (17) and are annular symmetric distribution, link board (21) are installed in spacing jack (18) on right angle speed reducer (2) according to load switch's stroke distance, be equipped with touch switch (20) on linking board (21), install in spacing jack (18) on rotation control axle (17) according to load switch's stroke distance equally touch panel (19), touch panel (19) and touch switch (20) position mutual correspondence, touch switch (20) and wireless control system (11) electric connection.

6. The electric closing device of the high-voltage load switch according to claim 1, wherein: the wireless control system (11) is internally provided with a wireless signal transmission device which is wirelessly connected with the remote control equipment and is electrically connected with the rotating motor (3) through a control line.

7. The electric closing device of the high-voltage load switch according to claim 1, wherein: and a control switch (10) is arranged on a side panel of the power supply (5), and the control switch (10) is controlled to be electrically connected with the rotating motor (3) through a control line.