CN215934170U

CN215934170U - Undervoltage protection device of electric automation power distribution cabinet

Info

Publication number: CN215934170U
Application number: CN202122538362.4U
Authority: CN
Inventors: 韩雨芯
Original assignee: Liaoning Jianzhu Vocational College
Current assignee: Liaoning Jianzhu Vocational College
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-03-01
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses an under-voltage protection device of an electric automation power distribution cabinet, which comprises a mounting plate, wherein a bottom plate is fixedly connected to the side surface of the mounting plate, an under-voltage protector is lapped on the upper surface of the bottom plate, sliding grooves are formed in the upper surface, the front surface and the back surface of the mounting plate, the inner wall of each sliding groove is connected with an L-shaped sliding rod in a sliding mode, clamping grooves are formed in the side surfaces of the L-shaped sliding rod and the bottom plate, the inner wall of each clamping groove is connected with an L-shaped clamping plate in a sliding mode, a sliding groove is formed in the side surface of the mounting plate, and the inner wall of each sliding groove is connected with a sliding block in a sliding mode. This electric automatization switch board's under-voltage protection device through setting up mounting panel, bottom plate, L type slide bar, L type chucking board, first reset spring and chucking spring, is convenient for fix a position and place and fix under-voltage protector, through setting up sliding block, trapezoidal piece, second reset spring and dovetail, is convenient for fix under-voltage protector to make whole device have the effect of making things convenient for dismouting under-voltage protector.

Description

Undervoltage protection device of electric automation power distribution cabinet

Technical Field

The utility model relates to the technical field of power distribution cabinets, in particular to an undervoltage protection device of an electric automation power distribution cabinet.

Background

The under-voltage protector is a monitoring and protecting instrument for multifunctional three-phase three-wire system power supply system or three-phase electric equipment. The three-phase voltage display, overvoltage protection, undervoltage protection, open-phase protection (open-phase protection), three-phase voltage unbalance protection and phase sequence protection (phase error protection) are integrated. The device can be used for monitoring important parameters (voltage, phase sequence, phase loss and phase balance) in a three-phase power supply system, and can send out alarm signals in time for abnormal conditions of a three-phase power supply which may damage the safe and reliable operation of a power supply system and equipment.

The existing under-voltage protector is clamped on the outer surface of an installation guide rail in a power distribution cabinet, but because two adjacent under-voltage protectors are tightly attached together, the existing under-voltage protector easily drives the adjacent under-voltage protector to shake when being detached, and easily influences a line.

The utility model provides an undervoltage protection device of an electric automation power distribution cabinet.

Disclosure of Invention

The utility model aims to provide an undervoltage protection device of an electric automation power distribution cabinet, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: electric automatization switch board's under-voltage protection device, including the mounting panel, the side fixedly connected with bottom plate of mounting panel, the upper surface overlap joint of bottom plate has under-voltage protector, the upper surface of mounting panel, the sliding tray has all been seted up at the front and the back, the inner wall sliding connection of sliding tray has L type slide bar, the chucking groove has all been seted up to the side of L type slide bar and bottom plate, chucking inslot wall sliding connection has L type chucking board, the spout has been seted up to the side of mounting panel, the inner wall sliding connection of spout has the sliding block, the equal fixedly connected with trapezoidal piece in side of sliding block and mounting panel, the dovetail with two trapezoidal piece looks adaptations is seted up to under-voltage protector's side.

Preferably, the outer surface cover of L type slide bar is equipped with first reset spring, and first reset spring's the other end fixed connection is at the inner wall of sliding tray.

Preferably, the outer surface of the L-shaped clamping plate is sleeved with a clamping spring, and the other end of the clamping spring is fixedly connected to the inner side wall of the clamping groove.

Preferably, the lower surface fixed connection of sliding block has second reset spring, and second reset spring's bottom fixed connection is at the interior diapire of spout.

Preferably, the lower surface of sliding block fixedly connected with stay cord, the lower surface and the fixedly connected with pull ring of mounting panel are extended to the bottom of stay cord.

Preferably, the upper surface of bottom plate, the lower surface of L type slide bar and the side of L type chucking plate all are provided with insulating pad.

Advantageous effects

The utility model provides an undervoltage protection device of an electric automation power distribution cabinet, which has the following beneficial effects:

1. this electric automatization switch board's under-voltage protection device through setting up mounting panel, bottom plate, L type slide bar, L type chucking board, first reset spring and chucking spring, is convenient for fix a position and place and fix under-voltage protector, through setting up sliding block, trapezoidal piece, second reset spring and dovetail, is convenient for fix under-voltage protector to make whole device have the effect of making things convenient for dismouting under-voltage protector.

2. This electric automatization switch board's undervoltage protection device through setting up insulating the pad, makes undervoltage protection ware play insulating effect after the installation, and can avoid appearing the phenomenon of electric leakage, through setting up stay cord and pull ring, is convenient for spur sliding block and trapezoidal piece, makes things convenient for undervoltage protection ware's dismouting.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic perspective view of the mounting plate of the present invention.

In the figure: 1 mounting panel, 2 bottom plates, 3 under-voltage protector, 4L type slide bar, 5L type chucking plate, 6 sliding blocks, 7 trapezoidal blocks, 8 first reset spring, 9 chucking spring, 10 second reset spring, 11 stay cords, 12 pull rings, 13 insulating pads.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: electric automatization switch board's under-voltage protection device, including mounting panel 1, mounting panel 1's side fixedly connected with bottom plate 2, the upper surface overlap joint of bottom plate 2 has under-voltage protector 3, and the sliding tray has all been seted up at mounting panel 1's upper surface, front and the back, and the inner wall sliding connection of sliding tray has L type slide bar 4, and the surface cover of L type slide bar 4 is equipped with first reset spring 8, and first reset spring 8's other end fixed connection is at the inner wall of sliding tray.

The chucking groove has all been seted up to the side of L type slide bar 4 and bottom plate 2, and chucking inslot wall sliding connection has L type chucking board 5, has chucking spring 9 on the surface cover of L type chucking board 5, and chucking spring 9's other end fixed connection is at the inside wall of chucking groove, and the upper surface of bottom plate 2, the lower surface of L type slide bar 4 and the side of L type chucking board 5 all are provided with insulating pad 13.

The spout has been seted up to the side of mounting panel 1, and the inner wall sliding connection of spout has sliding block 6, and the lower fixed surface of sliding block 6 is connected with second reset spring 10, and the bottom fixed connection of second reset spring 10 is at the inner diapire of spout, and the lower fixed surface of sliding block 6 is connected with stay cord 11, and the bottom of stay cord 11 extends the lower surface and the fixedly connected with pull ring 12 of mounting panel 1.

Sliding block 6 and mounting panel 1's the equal fixedly connected with trapezoidal piece 7 in side, under-voltage protector 3's side set up with the dovetail of two trapezoidal piece 7 looks adaptations, through setting up insulating pad 13, make under-voltage protector 3 play insulating effect after the installation, and can avoid appearing the phenomenon of electric leakage, through setting up stay cord 11 and pull ring 12, be convenient for spur sliding block 6 and trapezoidal piece 7, make things convenient for under-voltage protector 3's dismouting.

This electric automatization switch board's under-voltage protection device, through setting up mounting panel 1, bottom plate 2, L type slide bar 4, L type chucking plate 5, first reset spring 8 and chucking spring 9, be convenient for fix a position and place and fix under-voltage protector 3, through setting up sliding block 6, trapezoidal piece 7, second reset spring 10 and dovetail, be convenient for fix under-voltage protector 3 to make whole device have the effect of making things convenient for dismouting under-voltage protector 3.

The working principle is as follows: when this electric automatization switch board's under-voltage protection device is used to needs, place under-voltage protector 3 at the upper surface of bottom plate 2, and utilize bottom plate 2, L type slide bar 4, L type chucking plate 5, first reset spring 8 is fixed a position and is placed and fix under-voltage protector 3 with chucking spring 9, then utilize sliding block 6, trapezoidal piece 7, second reset spring 10 and dovetail, be convenient for fix under-voltage protector 3, thereby make whole device have the effect of making things convenient for dismouting under-voltage protector 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Electric automatization switch board's undervoltage protection device, including mounting panel (1), its characterized in that: the side fixedly connected with bottom plate (2) of mounting panel (1), the upper surface overlap joint of bottom plate (2) has under-voltage protector (3), the upper surface of mounting panel (1), the sliding tray has all been seted up at the front and the back, the inner wall sliding connection of sliding tray has L type slide bar (4), the chucking groove has all been seted up to the side of L type slide bar (4) and bottom plate (2), chucking inslot wall sliding connection has L type chucking board (5), the spout has been seted up to the side of mounting panel (1), the inner wall sliding connection of spout has sliding block (6), the equal fixedly connected with trapezoidal piece (7) in side of sliding block (6) and mounting panel (1), the dovetail with two trapezoidal piece (7) looks adaptations is seted up to the side of under-voltage protector (3).

2. The undervoltage protection device of an electrical automation switch board of claim 1, characterized in that: the outer surface cover of L type slide bar (4) is equipped with first reset spring (8), and the other end fixed connection of first reset spring (8) is at the inner wall of sliding tray.

3. The undervoltage protection device of an electrical automation switch board of claim 1, characterized in that: the outer surface of the L-shaped clamping plate (5) is sleeved with a clamping spring (9), and the other end of the clamping spring (9) is fixedly connected to the inner side wall of the clamping groove.

4. The undervoltage protection device of an electrical automation switch board of claim 1, characterized in that: the lower surface fixed connection of sliding block (6) has second reset spring (10), and the bottom fixed connection of second reset spring (10) is at the interior diapire of spout.

5. The undervoltage protection device of an electrical automation switch board of claim 1, characterized in that: the lower surface of sliding block (6) is fixedly connected with stay cord (11), and the bottom of stay cord (11) extends the lower surface and the fixedly connected with pull ring (12) of mounting panel (1).

6. The undervoltage protection device of an electrical automation switch board of claim 1, characterized in that: and the upper surface of the bottom plate (2), the lower surface of the L-shaped sliding rod (4) and the side surface of the L-shaped clamping plate (5) are respectively provided with an insulating pad (13).