CN218300559U - Safety isolation device for secondary equipment of power system - Google Patents

Abstract

The utility model discloses a safety isolation device for secondary equipment of an electric power system, which comprises an installation frame and an isolation plate, wherein the installation frame is fixedly installed in an area of maintenance operation through a quick disassembly and assembly structure; the division board is made by transparent and insulating material, and this division board passes through the pivot to be connected in the installation frame. The isolating plate is provided with a bayonet lock used for limiting on the installation frame. When the safety isolation device is used for checking and maintaining the secondary power equipment, the disassembly is not needed, the operation is simple and convenient, and the potential safety hazard is greatly eliminated.

Description

Safety isolation device for secondary equipment of power system

Technical Field

The utility model relates to an electric power system secondary equipment, concretely relates to electric power system secondary equipment safety isolation device.

Background

The secondary equipment of the power system refers to auxiliary equipment for monitoring, measuring, controlling, protecting and adjusting primary equipment in the power system, such as a voltmeter, an ammeter, a power meter, an electric energy meter and the like.

The safety isolation device of current electric power system secondary equipment is mostly a monoblock simple insulation board, and when using, the staff need select the insulation board of suitable size to through bolt or glue fixed mounting in the region of overhauing the operation, when the staff later stage need inspect and maintain single secondary equipment, still need dismantle the insulation board, this process is not only consuming time hard, has the potential safety hazard moreover.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that above-mentioned exists, provide an electric power system secondary equipment safety isolation device, this safety isolation device need not to dismantle when examining and maintaining electric power secondary equipment, and is easy and simple to handle, has greatly eliminated the potential safety hazard.

The purpose of the utility model is realized through the following technical scheme:

a safety isolation device for secondary equipment of an electric power system comprises an installation frame and an isolation plate, wherein the installation frame is fixedly installed in an area of maintenance operation through a quick assembly and disassembly structure;

the division board is made by transparent and insulating material, and this division board passes through the pivot to be connected in the installation frame.

The working principle of the safety isolation device for the secondary equipment of the power system is as follows:

when the quick mounting and dismounting device works, the mounting frame is fixedly mounted in an area for maintenance operation through the quick mounting and dismounting structure; when the staff need inspect and maintain secondary equipment, only need open the division board and can overhaul, the staff also can observe secondary equipment or wire fast through transparent division board simultaneously, need not to dismantle, and is easy and simple to handle, has greatly eliminated the potential safety hazard.

The utility model discloses a preferred scheme, wherein, be equipped with the bayonet lock that is used for spacing on the installation frame on the division board, this bayonet lock rotates to be connected on the division board; the bayonet lock is provided with a limiting part which is not collinear with the rotation center of the bayonet lock.

The utility model discloses a preferred scheme, wherein, quick assembly disassembly structure includes mount, expansion bracket, expanding spring and connects the plug soon;

the fixed frame is fixedly connected with the mounting frame;

the two telescopic frames are connected to the fixed frame through sliding structures respectively, and the telescopic spring is arranged between the two telescopic frames;

the quick-connection plugs are arranged and are respectively connected to the end portions, far away from the telescopic spring, of the telescopic frames in a rotating mode. Through above-mentioned structure, when the installation, can promote the expansion bracket toward the direction that corresponds (expanding spring compression energy storage this moment) for in the expansion bracket indentation mount, thereby shorten the size of self, be convenient for stretch into in the installing zone that corresponds (for example switch board), adjust the gesture of connecing the plug soon, loosen the expansion bracket again, under expanding spring's drive, the expansion bracket resets, thereby will connect the plug joint soon on the position that installing zone corresponds, realize the fast-assembling. In the dismounting process, the telescopic frame is firstly contracted to avoid relevant structures, and then the mounting frame is taken out, so that the operation is very simple, and the time and the labor are saved.

Furthermore, one end of one telescopic frame, which is close to the telescopic spring, is provided with a guide post, and one end of the other telescopic frame, which is close to the telescopic spring, is provided with a guide hole matched with the guide post;

the telescopic spring is sleeved on the guide post. Therefore, the telescopic spring can be effectively prevented from being bent when being contracted.

Furthermore, an insulating pad is arranged on the quick-connection plug.

Furthermore, sliding structure includes first slip hole and first slip boss, first slip hole sets up on mount or expansion bracket, first slip boss sets up on expansion bracket or mount.

The utility model discloses a preferred scheme, wherein, the quick assembly disassembly structure is equipped with two sets ofly, and two sets of quick assembly disassembly structural connection are at the both ends of installation frame.

The utility model discloses a preferred scheme, wherein, the mount passes through beta structure and installation frame connection to can adjust the distance between division board and the secondary equipment, obtain better operating space.

Further, the folding structure comprises a first folding frame and a second folding frame, the first folding frame is fixedly connected with the mounting frame, and a second sliding hole or a second sliding boss is arranged on the first folding frame;

the second folding frame is fixedly connected with the fixing frame, and the second folding frame is provided with a second sliding boss matched with the second sliding hole or a second sliding hole matched with the second sliding boss.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses a safety isolation device need not to dismantle when examining and maintaining power secondary equipment, and is easy and simple to handle, has greatly eliminated the potential safety hazard.

Drawings

Fig. 1 is a schematic perspective view of the safety isolation device for secondary equipment of an electric power system of the present invention.

Fig. 2 is a schematic perspective view of the partition board of the present invention.

Fig. 3 is a schematic perspective view of the quick assembly/disassembly structure and the folding structure of the present invention.

Fig. 4 is an enlarged view of X of fig. 3.

Detailed Description

In order to make those skilled in the art understand the technical solution of the present invention well, the present invention will be further described with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Example 1

Referring to fig. 1-2, the safety isolation device for the secondary equipment of the power system of the embodiment comprises a mounting frame 1 and an isolation plate 2, wherein the mounting frame 1 is fixedly mounted in an area of maintenance operation through a quick-dismounting structure; the partition plate 2 is made of a transparent and insulating material, such as an acrylic plate, and the partition plate 2 is connected to the mounting frame 1 through a rotating shaft 3.

Referring to fig. 1-2, a bayonet 4 for limiting on the mounting frame 1 is arranged on the isolation plate 2, and the bayonet 4 is rotatably connected to the isolation plate 2; the bayonet 4 is provided with a limiting part which is not collinear with the rotation center of the bayonet.

Referring to fig. 1-4, the quick-assembly-disassembly structures are provided in two groups, and the two groups of quick-assembly-disassembly structures are connected to two ends of the installation frame 1. The quick dismounting structure comprises a fixed frame 5, an expansion bracket 6, an expansion spring 7 and a quick-connection plug 9; the fixed frame 5 is fixedly connected with the mounting frame 1; the number of the telescopic frames 6 is two, the two telescopic frames 6 are respectively connected to the fixed frame 5 through sliding structures, and the telescopic spring 7 is arranged between the two telescopic frames 6; the number of the quick-connection plugs 9 is two, and the two quick-connection plugs 9 are respectively connected to the end portion, far away from the telescopic spring 7, of the telescopic frame 6 in a rotating mode.

Referring to fig. 3-4, further, one end of one of the telescopic frames 6 close to the telescopic spring 7 is provided with a guide post 10, and one end of the other telescopic frame 6 close to the telescopic spring 7 is provided with a guide hole matched with the guide post 10; the telescopic spring 7 is sleeved on the guide post 10. In this way, the flexing of the extension spring 7 during retraction is effectively avoided.

Further, an insulating pad 13 is arranged on the quick connector 9.

Referring to fig. 3-4, the sliding structure includes a first sliding hole 5-1 and a first sliding boss 6-1, the first sliding hole 5-1 is disposed on the fixed frame 5, and the first sliding boss 6-1 is disposed on the telescopic frame 6.

Referring to fig. 1 to 3, the fixing frame 5 is connected to the mounting frame 1 by a folding structure, so that the distance between the partition plate 2 and the secondary equipment can be adjusted, and a good operation space can be obtained.

Further, the folding structure comprises a first folding frame 11 and a second folding frame 12, the first folding frame 11 is fixedly connected with the mounting frame 1, and a second sliding hole 11-1 is formed in the first folding frame 11; the second folding frame 12 is fixedly connected with the fixing frame 5, and the second folding frame 12 is provided with a second sliding boss 12-1 used for being matched with the second sliding hole 11-1.

Referring to fig. 1 to 4, the working principle of the safety isolation device for secondary equipment of the power system of the embodiment is as follows:

when the quick mounting and dismounting device works, the mounting frame 1 is fixedly mounted in an area for maintenance operation through a quick mounting and dismounting structure; when the staff need inspect and maintain secondary equipment, only need open division board 2 and can overhaul, the staff also can observe secondary equipment or wire through transparent division board 2 simultaneously fast, need not to dismantle, and is easy and simple to handle, has greatly eliminated the potential safety hazard.

Wherein, the operation of quick assembly disassembly structure does: when the installation, can promote expansion bracket 6 (the compression energy storage of expanding spring 7 this moment) toward the direction that corresponds for expansion bracket 6 indentation is in the mount 5, thereby shorten the size of self, be convenient for stretch into in the installation zone that corresponds (for example switch board), adjust the gesture of connecing plug 9 soon, loosen expansion bracket 6 again, under expanding spring 7's drive, expansion bracket 6 resets, thereby will connect plug 9 joint soon on the position that the installation zone corresponds, realize the fast-assembling. In the dismantlement process, shrink expansion bracket 6 earlier, dodge relevant structure, again with installation frame 1 take out can, the operation is very simple, labour saving and time saving.

Example 2

Different from embodiment 1, the first sliding hole 5-1 is provided on the telescopic frame 6, and the first sliding boss 6-1 is provided on the fixed frame 5.

Further, a second sliding boss 12-1 is arranged on the first folding frame 11, and a second sliding hole 11-1 matched with the second sliding boss 12-1 is arranged on the second folding frame 12.

The above is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited to the above, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims (9)

1. The safety isolation device for the secondary equipment of the power system is characterized by comprising an installation frame and an isolation plate, wherein the installation frame is fixedly installed in an area of maintenance operation through a quick assembly and disassembly structure;

the division board is made by transparent and insulating material, and this division board passes through the pivot to be connected in the installation frame.

2. The safety isolation device for the secondary equipment of the power system as claimed in claim 1, wherein the isolation plate is provided with a bayonet lock for limiting on the mounting frame, and the bayonet lock is rotatably connected to the isolation plate; the bayonet lock is provided with a limiting part which is not collinear with the rotation center of the bayonet lock.

3. The power system secondary equipment safety isolation device of claim 1, wherein the quick-release structure comprises a fixed frame, a telescopic spring and a quick-connect plug;

the fixed frame is fixedly connected with the mounting frame;

the two telescopic frames are respectively connected to the fixed frame through a sliding structure, and the telescopic spring is arranged between the two telescopic frames;

the quick-connection plugs are arranged and are respectively connected to the end portions, far away from the telescopic spring, of the telescopic frames in a rotating mode.

4. The safety isolation device for the secondary equipment of the power system as claimed in claim 3, wherein one end of one of the expansion brackets, which is close to the expansion spring, is provided with a guide post, and one end of the other expansion bracket, which is close to the expansion spring, is provided with a guide hole matched with the guide post;

the telescopic spring is sleeved on the guide post.

5. The safety isolation device for the secondary equipment of the power system as claimed in claim 3, wherein an insulating pad is arranged on the quick-connection plug.

6. The safety isolation device for the secondary equipment in the power system as claimed in claim 3, wherein the sliding structure comprises a first sliding hole and a first sliding boss, the first sliding hole is disposed on the fixed frame or the telescopic frame, and the first sliding boss is disposed on the telescopic frame or the fixed frame.

7. The safety isolation device for the secondary equipment of the power system as claimed in claim 1 or 3, wherein two sets of the quick-mounting and-dismounting structures are provided, and the two sets of the quick-mounting and-dismounting structures are connected to two ends of the mounting frame.

8. The power system secondary equipment safety isolation device of claim 3, wherein the mounting frame is connected with the mounting frame by a folding structure.

9. The safety isolation device for the secondary equipment in the power system as claimed in claim 8, wherein the folding structure comprises a first folding frame and a second folding frame, the first folding frame is fixedly connected with the mounting frame, and the first folding frame is provided with a second sliding hole or a second sliding boss;

the second folding frame is fixedly connected with the fixing frame, and the second folding frame is provided with a second sliding boss matched with the second sliding hole or a second sliding hole matched with the second sliding boss.

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