CN219371687U

CN219371687U - Protective cover for misoperation and mistaken touch of pressing plate

Info

Publication number: CN219371687U
Application number: CN202320436630.8U
Authority: CN
Inventors: 周斌; 骆文; 芦唤荣; 高秉亮; 沈庆德; 李新涛
Original assignee: Huadian Xinjiang Hami Coal Power Development Co ltd
Current assignee: Huadian Xinjiang Hami Coal Power Development Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-07-18
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses a pressing plate misoperation and false touch protective cover, which comprises a protective cover and a relay pressing plate, wherein the upper end of the protective cover is hinged with a cover plate, the relay pressing plate is arranged in the protective cover and comprises a connecting piece nut and a connecting piece, an I-shaped nut sleeve is sleeved on the connecting piece nut, a connecting piece sleeve is sleeved on the connecting piece, one side of the connecting piece sleeve is fixedly connected with an L-shaped rod, and the other end of the L-shaped rod is connected with the front end of the inner wall of the protective cover through a rotating shaft, and the protective cover has the beneficial effects that: the problem that the protective cover is small in space and inconvenient to operate the relay pressing plate can be solved through the designed I-shaped nut sleeve and the connecting sheet sleeve connected with the movable L-shaped rod, and the protective cover has the advantages that in actual operation, the misoperation caused to the relay pressing plate due to operation is prevented, and the protective cover plays a great role in the correct operation of a protection system and the safe and stable operation of a power grid.

Description

Protective cover for misoperation and mistaken touch of pressing plate

Technical Field

The utility model relates to the technical field of relay protection, in particular to a pressing plate misoperation and false touch protection cover.

Background

The safe operation of the relay protection system is the most important safety guarantee of the power system, and the safe operation of related equipment in the relay protection system is particularly important. Because of the specificity of the devices, the design of the trip circuit is an important guarantee means for ensuring the safe operation of the system. The pressing plate is a visual disconnection point, so that operators can conveniently judge whether a tripping circuit of the relay protection device can be communicated with a tripping coil of a switch (circuit breaker), and great convenience is provided for maintenance and operation. Because of the particularity of the relay protection tripping pressing plate, in a normal state (no tripping command), two sides cannot be electrified at the same time. The pressing plate is manually operated, and the pressing plate is completely controlled by the careful and responsibility of operators. Therefore, in actual operation, the phenomenon that the protection system cannot operate correctly due to improper throwing and withdrawing of the pressing plate caused by misoperation during operation occurs, and the safe and stable operation of the power grid is greatly influenced.

Because the distance between every two relay pressing plates is smaller, when the relay pressing plates are required to be operated after the protective cover in the prior art is installed, the protective cover is inconvenient to operate due to limited space of the protective cover, and is inconvenient to install and complex to operate, so that the problem of misoperation and mistaken touch of the pressing plates is solved.

Disclosure of Invention

The utility model aims to provide a protective cover for preventing misoperation and mistaken touch of a pressing plate, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the protective cover comprises a protective cover and a relay pressing plate, wherein the upper end of the protective cover is hinged with a cover plate, and the relay pressing plate is arranged in the protective cover;

the relay clamp plate includes connection piece nut and connection piece, the cover is equipped with the I-shaped nut cover on the connection piece nut, the cover is equipped with the connection piece cover on the connection piece, connection piece cover one side fixed connection L type pole, the protection casing inner wall front end is connected through the pivot to the L type pole other end.

Preferably, both sides of the protective cover are connected with the equipment through a plurality of bolts.

Preferably, the rotating shaft is fixedly connected with the front end of the inner wall of the protective cover.

Preferably, a clamping groove is formed in one side of the outer wall of the protective cover, and the cover plate is clamped in the clamping groove through a buckle.

Preferably, a handle is arranged in the middle of the upper end of the cover plate.

Preferably, the protective cover is divided into a plurality of grids, and the number of the relay pressing plates is the same as and corresponds to the number of the grids.

Compared with the prior art, the utility model has the beneficial effects that: all relay pressing plates are covered by one large protective cover, so that resources are saved, the installation is convenient and quick, and each relay pressing plate is not required to be independently provided with the protective cover; because the distance between every relay clamp plate is less, after the protection casing of prior art is installed, when needing to operate the relay clamp plate, it is comparatively inconvenient when operating because the limited reason in protection casing space, through the connection piece cover that I type nut cover of design and mobilizable L type pole are connected, alright solve the protection casing space little, inconvenient problem of operating the relay clamp plate, this protection casing has been solved in actual operation, the mistake that has prevented to cause the relay clamp plate when operating bumps the maloperation, this protection casing is to protection system correct operation and to the safe and stable operation of electric wire netting play very big effect.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

fig. 3 is a left cross-sectional schematic view of the present utility model.

In the figure: 1. a protective cover; 11. a cover plate; 12. an I-shaped nut sleeve; 13. a connecting sheet sleeve; 14. an L-shaped rod; 15. a rotating shaft; 16. a bolt; 17. a clamping groove; 18. a buckle; 19. a handle; 2. a relay pressing plate; 21. a connecting piece nut; 22. and a connecting sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the protective cover comprises a protective cover 1 and a relay pressing plate 2, wherein the upper end of the protective cover 1 is hinged with a cover plate 11, and the relay pressing plate 2 is arranged in the protective cover 1;

the relay pressing plate 2 comprises a connecting piece nut 21 and a connecting piece 22, wherein an I-shaped nut sleeve 12 is sleeved on the connecting piece nut 21, a connecting piece sleeve 13 is sleeved on the connecting piece 22, one side of the connecting piece sleeve 13 is fixedly connected with an L-shaped rod 14, and the other end of the L-shaped rod 14 is connected with the front end of the inner wall of the protective cover 1 through a rotating shaft 15.

The equipment is all connected through a plurality of bolts 16 to protection casing 1 both sides, has guaranteed the stability of protection casing 1.

The rotating shaft 15 is fixedly connected with the front end of the inner wall of the protective cover 1, and the connecting piece 22 can be connected to the disconnection through the rotating shaft 15 in an operation mode.

The draw-in groove 17 is equipped with on one side of protection casing 1 outer wall, and apron 11 passes through buckle 18 joint in draw-in groove 17, through the closure to apron 11, has further prevented causing the problem that the mistake bumps the maloperation to relay clamp plate 2.

The middle part of the upper end of the cover plate 11 is provided with a handle 19, so that the cover plate 11 can be conveniently opened.

The interior of the protective cover 1 is divided into a plurality of grids, the number of the relay pressing plates 2 is the same as and corresponds to the number of the grids, resources are saved, the installation is convenient and quick, and the protective cover 1 does not need to be independently installed for each relay pressing plate 2.

Specifically, when the utility model is used, the protective cover 1 is connected to equipment through the bolts 16, the protective cover 1 can sleeve each relay pressing plate 2 in the corresponding grid, each relay pressing plate 2 is provided with an independent grid, so that misoperation caused by false touch can be prevented, and the cover plate 11 is arranged at the top of the cover 1, so that all the relay pressing plates 2 can be covered, and the use is convenient; after the protective cover 1 is installed, the I-shaped nut sleeve 12 is sleeved on the connecting piece nut 21 of the connecting piece 22 to be screwed, and then the connecting piece sleeve 13 fixedly connected with the L-shaped rod 14 is sleeved on the connecting piece 22; when the relay pressing plate 2 is required to be powered on, the cover plate 11 is opened through the buckle 18 and the clamping groove 177, the L-shaped rod 14 is stirred, the connecting piece sleeve 13 can be driven, the connecting piece 22 is clamped on the connecting piece nut 21, the connecting piece nut 21 is screwed down through the I-shaped nut sleeve 12, the relay pressing plate 2 is powered on, after all the relay pressing plates 2 are operated, the cover plate 11 can be covered, the buckle 18 is clamped in the clamping groove 17, and the operation is completed.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The pressing plate misoperation and mistouch protective cover is characterized by comprising a protective cover (1) and a relay pressing plate (2), wherein the upper end of the protective cover (1) is hinged with a cover plate (11), and the relay pressing plate (2) is arranged in the protective cover (1);

the relay clamp plate (2) comprises a connecting piece nut (21) and a connecting piece (22), an I-shaped nut sleeve (12) is sleeved on the connecting piece nut (21), a connecting piece sleeve (13) is sleeved on the connecting piece (22), one side of the connecting piece sleeve (13) is fixedly connected with an L-shaped rod (14), and the other end of the L-shaped rod (14) is connected with the front end of the inner wall of the protective cover (1) through a rotating shaft (15).

2. The protective cover for preventing misoperation and miss touch of a pressing plate according to claim 1, wherein: the two sides of the protective cover (1) are connected with equipment through a plurality of bolts (16).

3. The protective cover for preventing misoperation and miss touch of a pressing plate according to claim 1, wherein: the rotating shaft (15) is fixedly connected with the front end of the inner wall of the protective cover (1).

4. The protective cover for preventing misoperation and miss touch of a pressing plate according to claim 1, wherein: a clamping groove (17) is formed in one side of the outer wall of the protective cover (1), and the cover plate (11) is clamped in the clamping groove (17) through a clamp buckle (18).

5. The protective cover for preventing misoperation and miss touch of a pressing plate according to claim 1, wherein: a handle (19) is arranged in the middle of the upper end of the cover plate (11).

6. The protective cover for preventing misoperation and miss touch of a pressing plate according to claim 1, wherein: the protective cover (1) is divided into a plurality of grids, and the number of the relay pressing plates (2) is the same as and corresponds to the number of the grids.