CN216566005U

CN216566005U - Intelligent substation local relay protection device

Info

Publication number: CN216566005U
Application number: CN202123357597.XU
Authority: CN
Inventors: 黄宝
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-17
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a local relay protection device of an intelligent substation, which comprises a box body, wherein grooves are formed in the left side and the right side of the bottom end of the middle of the box body, first sliding grooves are formed in the left side and the right side of the middle of the grooves on the same side, the first sliding grooves on the same side are respectively connected to the left side and the right side of a sliding strip in a sliding mode, and the middle of the top end of the sliding strip is fixedly connected to the bottom end of a right-angle block. In the utility model, when the relay protection device is overhauled, the baffle is pulled upwards to be taken out, the relay protection device pops outwards due to the acting force of the spring, and meanwhile, the sliding strip slides to limit the outward popping distance of the relay protection device, so that the relay protection device is convenient to disassemble, the relay protection device is simple and convenient to use, the overhauling working efficiency is improved, the first fixing column and the second fixing column are in threaded connection, when the relay protection device needs to be taken down, the whole device is rotated, the first fixing column and the second fixing column rotate in a threaded manner, and the phenomenon that the use is influenced due to looseness caused by frequent disassembly of fixing bolts is avoided.

Description

Intelligent substation local relay protection device

Technical Field

The utility model relates to the technical field of power devices, in particular to a local relay protection device of an intelligent substation.

Background

When a power element (such as a generator, a line and the like) in a power system or the power system itself has a fault, which endangers the safe operation of the power system, an automatic measure and equipment which can send a warning signal to an operation attendant in time or directly send a tripping command to a controlled breaker to terminate the development of the events are provided, and a complete set of equipment for realizing the automatic measure is generally called a relay protection device.

Current relay protection device can adopt bolt and wall to install when in-service use, nevertheless need pull down the bolt and then dismantle relay protection device and realize overhauing when overhauing relay protection device, and this kind of method is not convenient for dismantle, and is very troublesome, has reduced the efficiency of maintenance work to frequent dismantlement bolt can make the bolt appear not hard up lead to relay protection device to appear not hard up influence use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a local relay protection device of an intelligent substation.

In order to achieve the purpose, the utility model adopts the following technical scheme: a local relay protection device of an intelligent substation comprises a box body, wherein grooves are formed in the left side and the right side of the bottom end of the middle of the box body, first sliding grooves are formed in the left side and the right side of the middle of the grooves at the same side, the first sliding grooves at the same side are respectively connected to the left side and the right side of a sliding strip in a sliding mode, the middle of the top end of the sliding strip is fixedly connected to the bottom end of a right-angle block, the adjacent ends of the right-angle blocks are respectively fixedly connected to the middle of the left side and the right side of a relay protection device body, the middle of the rear end of the relay protection device body is fixedly connected to the front end of a spring, the rear end of the spring is fixedly connected to the rear end of the middle of the box body, second sliding grooves are formed in the periphery of the front end of the middle of the box body, an opening is formed in the front end of the top of the box body, a baffle plate is connected to the front end of a first fixing column in a sliding mode, the rear end middle part threaded connection of first fixed column is at the front end of second fixed column, the rear end fixed connection of second fixed column is in the front end middle part of fixed plate, four corners of fixed plate all are provided with fixing bolt.

As a further description of the above technical solution:

the top end of the middle part of the front side of the baffle is fixedly connected with the rear end of the handle.

As a further description of the above technical solution:

and a transparent plastic plate is arranged at the middle lower part of the baffle.

As a further description of the above technical solution:

four corners in top and four corners in bottom of box all are provided with the protection piece.

As a further description of the above technical solution:

the lower part all is provided with a plurality of vent in the left and right sides of box.

As a further description of the above technical solution:

the front side of the bottom end of the middle part of the groove at the same side is fixedly connected to the bottom of the rubber pad, and the front end of the rubber pad at the same side is fixedly connected to the front end of the middle part of the groove.

As a further description of the above technical solution:

the box body is made of thermosetting plastic.

The utility model has the following beneficial effects:

1. according to the utility model, when maintenance is needed, the baffle is pulled upwards to be taken out, the relay protection device body pops outwards due to the acting force of the spring, and meanwhile, the sliding strip slides to limit the outward popping distance of the relay protection device body, so that the disassembly is convenient, the use is simple and convenient, and the maintenance working efficiency is improved.

2. According to the utility model, the first fixing column and the second fixing column are in threaded connection, when the relay protection device body needs to be taken down, the whole device is rotated, so that the first fixing column and the second fixing column rotate in a threaded manner, and the influence of looseness caused by frequent disassembly of a fixing bolt on use is avoided.

Drawings

Fig. 1 is a side view of a local relay protection device of an intelligent substation according to the present invention;

fig. 2 is a front view of a local relay protection device of an intelligent substation according to the present invention;

fig. 3 is a structural exploded view of a local relay protection device of an intelligent substation according to the present invention;

fig. 4 is a partial structural sectional view of a local relay protection device of an intelligent substation according to the present invention.

Illustration of the drawings:

1. a box body; 2. a groove; 3. a first chute; 4. a relay protection device; 5. a slide bar; 6. a right-angle block; 7. a spring; 8. a second chute; 9. an opening; 10. a baffle plate; 11. a first fixed column; 12. a second fixed column; 13. fixing the bolt; 14. a fixing plate; 15. a protection block; 16. a vent; 17. a rubber pad; 18. a handle; 19. a transparent plastic plate.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a local relay protection device of an intelligent substation comprises a box body 1, wherein grooves 2 are arranged on the left side and the right side of the bottom end of the middle of the box body 1, first sliding grooves 3 are arranged on the left side and the right side of the middle of the grooves 2 on the same side, the first sliding grooves 3 on the same side are respectively connected on the left side and the right side of a sliding strip 5 in a sliding manner, the middle of the top end of the sliding strip 5 is fixedly connected at the bottom end of a right-angle block 6, adjacent ends of the right-angle block 6 are respectively fixedly connected at the middle parts of the left side and the right side of a relay protection device body 4, the middle part of the rear end of the relay protection device body 4 is fixedly connected at the front end of a spring 7, the rear end of the spring 7 is fixedly connected at the rear end of the middle of the box body 1, second sliding grooves 8 are arranged around the front end of the middle part of the box body 1, an opening 9 is arranged at the front end of the top of the box body 1, the second sliding grooves 8 are slidably connected with a baffle 10, the top of the baffle 10 penetrates through the opening 9, the middle part of the rear end of the box body 1 is fixedly connected at the front end of a first fixing column 11, rear end middle part threaded connection of first fixed column 11 is at the front end of second fixed column 12, the rear end fixed connection of second fixed column 12 is in the front end middle part of fixed plate 14, four corners of fixed plate 14 all are provided with fixing bolt 13, when needs overhaul during the use, take out baffle 10 upwards pulling, relay protection device body 4 outwards pops out owing to the effort of spring 7, the distance that slide 5 slip restriction relay protection device body 4 outwards popped out simultaneously, convenient to detach, it is simple convenient and fast to use, the work efficiency of overhauing has been improved, and through first fixed column 11 and second fixed column 12 threaded connection, when needing to take off relay protection device body 4, rotate whole device, make first fixed column 11 and second fixed column 12 threaded connection, the not hard up influence that the frequent dismantlement of having avoided fixing bolt 13 caused is used.

Baffle 10's front side middle part top fixed connection is in the rear end of handle 18, be convenient for pull baffle 10, baffle 10's well lower part is provided with transparent plastic board 19, be convenient for observe inside the box 1, four corners in the top of box 1 and four corners in the bottom all are provided with protection piece 15, be convenient for protect box 1's turning can not collide with the damage, the lower part all is provided with a plurality of vent 16 in the left and right sides of box 1, be convenient for dispel the heat, the equal fixed connection in the bottom of rubber pad 17 of middle part bottom front side of homonymy recess 2, the front end fixed connection of homonymy rubber pad 17 is at the middle part front end of recess 2, increase the cushion effect of draw runner 5 when being convenient for pop out relay protection device body 4, box 1 adopts the thermosetting plastics material, thermosetting plastics can solidify or have the infusibility characteristic under being heated or other conditions.

The working principle is as follows: when needs overhaul, take out baffle 10 upwards pulling, relay protection device body 4 outwards pops out owing to spring 7's effort, the distance that slide 5 slip restriction relay protection device body 4 outwards popped out simultaneously, convenient to detach, it is simple convenient to use, the work efficiency who overhauls has been improved, and through first fixed column 11 and the 12 threaded connection of second fixed column, when relay protection device body 4 is taken off to needs, rotate whole device, make first fixed column 11 and the 12 threaded rotation of second fixed column, the not hard up influence that the frequent dismantlement of having avoided fixing bolt 13 caused is used.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a local relay protection device of intelligent substation, includes box (1), its characterized in that: the left side and the right side of the middle bottom of the box body (1) are both provided with a groove (2), the left side and the right side of the middle of the groove (2) are both provided with a first chute (3) at the same side, the first chutes (3) at the same side are respectively connected to the left side and the right side of a slide bar (5) in a sliding manner, the middle part of the top end of the slide bar (5) is fixedly connected to the bottom end of a right-angle block (6), the adjacent ends of the right-angle block (6) are respectively fixedly connected to the middle parts of the left side and the right side of a relay protection device body (4), the middle part of the rear end of the relay protection device body (4) is fixedly connected to the front end of a spring (7), the rear end of the spring (7) is fixedly connected to the rear end of the middle of the box body (1), the second chutes (8) are respectively arranged around the front end of the middle part of the box body (1), the front end of the top of the box body (1) is provided with an opening (9), the second chutes (8) are slidably connected with a baffle (10), and the top of baffle (10) runs through opening (9), the rear end middle part fixed connection of box (1) is at the front end of first fixed column (11), the rear end middle part threaded connection of first fixed column (11) is at the front end of second fixed column (12), the rear end fixed connection of second fixed column (12) is in the front end middle part of fixed plate (14), four corners of fixed plate (14) all are provided with fixing bolt (13).

2. The intelligent substation local relay protection device of claim 1, characterized in that: the top end of the middle part of the front side of the baffle (10) is fixedly connected with the rear end of the handle (18).

3. The intelligent substation local relay protection device of claim 1, characterized in that: and a transparent plastic plate (19) is arranged at the middle lower part of the baffle (10).

4. The intelligent substation local relay protection device of claim 1, characterized in that: four corners in top and four corners in bottom of box (1) all are provided with protection piece (15).

5. The intelligent substation local relay protection device of claim 1, characterized in that: the middle-lower parts of the left side and the right side of the box body (1) are provided with a plurality of ventilation openings (16).

6. The intelligent substation local relay protection device of claim 1, characterized in that: the front side of the bottom end of the middle part of the groove (2) at the same side is fixedly connected to the bottom of the rubber pad (17), and the front end of the rubber pad (17) at the same side is fixedly connected to the front end of the middle part of the groove (2).

7. The intelligent substation local relay protection device of claim 1, characterized in that: the box body (1) is made of thermosetting plastic.