CN210806470U

CN210806470U - Novel power grid element protection device

Info

Publication number: CN210806470U
Application number: CN201922004457.0U
Authority: CN
Inventors: 刘灿
Original assignee: Taiyuan Zhongtian Shengda Technology Co ltd
Current assignee: Taiyuan Zhongtian Shengda Technology Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-06-19
Anticipated expiration: 2029-11-19

Abstract

The utility model relates to a PLC controller technical field, concretely relates to novel electric wire netting component protection device, including mounting panel, overhead gage, lower baffle, guard plate, keep away dead slot, connecting plate, screw hole, buffer includes flexible cover, flexible post, elastic component, locating pin, waist type groove. The utility model has the advantages that: install the PLC controller on the connecting plate, the front of PLC controller will protect through the guard plate this moment, reduced the artificial phenomenon that produces the damage to the positive striking of PLC controller at least to a certain extent, set up buffer, buffering through the spring, the vibrations that make the inside other electronic component during operation of electric wire netting switch board produce can be carried out the buffering to an at least certain extent by the spring, avoid vibrations to transmit to the PLC controller in, and then lead to the fact certain damage to the PLC controller.

Description

Novel power grid element protection device

Technical Field

The utility model relates to a PLC controller technical field, concretely relates to novel electric wire netting component protection device.

Background

Programmable Logic Controller (PLC), a digital electronic device with microprocessor, is used for automatic control digital Logic Controller, and can load control instructions into memory at any time for storage and execution. The programmable controller is modularly assembled by an internal CPU, an instruction and data memory, an input/output unit, a power module, a digital analog unit and the like.

The method is widely applied to the field of current industrial control. Before the advent of programmable logic controllers, hundreds or thousands of relays and counters were typically used to build automation systems with the same functionality, and now simple programmable logic controller modules programmed have essentially replaced these large devices. The system program of the programmable logic controller is generally initialized before the factory, and a user can edit a corresponding user program according to the requirement to meet different automatic production requirements.

Originally, Programmable Logic Controllers (PLC) have only circuit logic control functions, and are named as PLC, and with the development of the Programmable Logic Controllers (PLC), these Computer modules with simple functions have many functions including logic control, sequential control, analog control, multi-Computer communication, etc., and their names are changed to programmable controllers (programmable controllers), but their abbreviations are conflicting with those of Personal computers (Personal computers), and because of their usage habits over many years, people often use the name of PLC, and the abbreviation of PLC is still used in the terminology.

The PLC controller that uses in the electric wire netting that has now generally is in the switch board of electric wire netting through the screw mode connection, PLC controller inside has integrateed a large amount of electronic component, when it openly receives the striking, produce the shock to inside electronic component easily, lead to damaging, consequently when the switch board overhauls, the staff often relatively pays attention to and can not touch the PLC controller, but can not avoid the PLC controller to produce the risk that the shock harms completely like this, consequently, need one kind can openly carry out the device of protection to the PLC controller, reduce artificial striking (touch) the PLC controller, make the PLC controller produce the shock and hinder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that exists among the prior art, provide a novel electric wire netting component protection device, it can realize at least to a certain extent can protect the PLC controller.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a novel power grid element protection device comprises a mounting plate, wherein the upper side and the lower side of the mounting plate are respectively provided with a baffle extending horizontally towards the outer side, two baffles are respectively defined as an upper baffle and a lower baffle, one end of the upper baffle, which is far away from the mounting plate, is pivoted with a protection plate through a mounting pivot, the corresponding lower baffle is provided with a clearance groove for clamping one end of the protection plate, which is far away from the upper baffle, the mounting plate is internally provided with a connecting plate positioned between the upper baffle and the lower baffle, the connecting plate is provided with a plurality of screw holes and is connected on the mounting plate through a buffer device, the buffer device comprises four telescopic sleeves symmetrically and horizontally and fixedly connected on one side of the connecting plate, which faces the mounting plate, the mounting plate is provided with four telescopic columns which are in sliding fit and inserted in the telescopic sleeves, an elastic piece is arranged between the connecting plate and the mounting, the telescopic column is provided with positioning pins extending to the radial outer side on the circumferential surface, and the corresponding telescopic sleeve is provided with a waist-shaped groove for the positioning pins to freely pass through on the circumferential surface.

Furthermore, a plurality of mounting holes are formed in the mounting plate.

Furthermore, the upper baffle and the lower baffle are provided with terminal avoiding grooves in the form of through holes.

Furthermore, a through groove is formed in the protection plate, and an acrylic plate is installed in the through groove.

Furthermore, the elastic part is a spring, and two ends of the spring are respectively welded on the connecting plate and the mounting plate.

Further, still include with the spacing locating part on the baffle under of guard plate, the locating part includes the spacing post of a level rigid coupling on the baffle under, baffle one end suit and rotation are connected with the stopper under the spacing post is kept away from, the stopper outline becomes the cuboid form, corresponds open the rectangular channel that supplies the stopper freely to pass through on the guard plate, rectangular channel and stopper outline adaptation.

Furthermore, a circle of annular groove is formed in the limiting column, and the limiting block is clamped in the annular groove in a sliding fit mode.

The utility model has the advantages that: install the PLC controller on the connecting plate, the front of PLC controller this moment will protect through the guard plate, at least to a certain extent reduced the people for the phenomenon that produces the damage to the positive striking of PLC controller, set up buffer, buffering through the spring, the vibrations that make the inside other electronic component during operation of electric wire netting switch board produce, can carry out the buffering to at least a certain extent by the spring, avoid vibrations to transmit to the PLC controller in, and then lead to the fact certain damage to the PLC controller, set up the telescope tube simultaneously, flexible post, through flexible slip of flexible post in the telescope tube, make the connecting plate can be spacing on the mounting panel, can not drop, in addition, the locating part has still been set up, cooperation through stopper and rectangular channel, it is spacing under on the baffle to protect the plate, it opens the guard plate to reduce non-work personnel mistake, cause the risk that the PLC controller exposes.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of the three-dimensional structure of FIG. 1;

FIG. 3 is an exploded view of the perspective structure of FIG. 1;

the reference numerals are explained below:

1-mounting plate, 2-upper baffle plate, 3-lower baffle plate, 4-protection plate, 5-clearance groove, 6-connecting plate, 7-screw hole, 8-telescopic sleeve, 9-telescopic column, 10-positioning pin, 11-waist-shaped groove, 12-mounting hole, 13-terminal clearance groove, 14-through groove, 15-spring, 16-limiting column, 17-limiting block, 18-rectangular groove, 19-annular groove and 20-rubber pad.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a novel power grid element protection device comprises a mounting plate 1, four mounting holes 12 are formed in the mounting plate 1, external screws pass through the mounting holes 12, and the mounting plate 1 is further screwed into a power distribution cabinet of a power grid system, the upper side and the lower side of the mounting plate 1 are respectively provided with a baffle extending horizontally to the outer side, the two baffles are respectively defined as an upper baffle 2 and a lower baffle 3, one end of the upper baffle 2, which is far away from the mounting plate 1, is pivoted with a protection plate 4 through a mounting pivot, the corresponding lower baffle 3 is provided with a clearance groove 5 for clamping one end of the protection plate 4, which is far away from the upper baffle 2, the clearance groove 5 is internally provided with two rubber pads 20 for buffering the contact process of the protection plate 4 with the lower baffle 3 when rotating, a connecting plate 6 between the upper baffle 2 and the lower baffle 3 is arranged in the mounting plate 1, and, the PLC controller is inserted into the screw hole 7 through an external screw, and then the PLC controller is installed on the connecting plate 6, meanwhile, the upper baffle plate 2 and the lower baffle plate 3 are provided with terminal avoiding grooves 13 in a through hole form, a power supply line or other lead wires on an external electronic element can be provided with two terminals to be inserted between the upper baffle plate 2 and the lower baffle plate 3 in the terminal avoiding grooves 13 and connected with a wiring terminal on the PLC controller, the protection plate 4 is provided with a through groove 14, an acrylic plate (not shown in the figure) is installed in the through groove 14, the working state of the PLC controller installed on the connecting plate 6 can be directly observed through the acrylic plate (the front of the PLC controller is provided with a plurality of indicator lamps which correspond to the working state), the connecting plate 6 is connected on the mounting plate 1 through a buffer device, the buffer device comprises four telescopic sleeves 8 which are symmetrically and horizontally and fixedly connected on the connecting plate 6 towards the mounting, the mounting plate is characterized in that four telescopic columns 9 which are slidably inserted in the telescopic sleeve 8 are arranged on the mounting plate 1, a spring 15 is arranged between the connecting plate 6 and the mounting plate 1, two ends of the spring 15 are respectively welded on the connecting plate 6 and the mounting plate 1, the spring 15 abuts against the connecting plate 6 and drives the connecting plate 6 to move towards the direction away from the mounting plate 1, positioning pins 10 extending towards the radial outer side of the telescopic columns 9 are arranged on the peripheral surface of the telescopic columns 9, waist-shaped grooves 11 for the positioning pins 10 to freely pass through are correspondingly arranged on the peripheral surface of the telescopic sleeve 8, the protection plate 4 is limited on the lower baffle 3, the limiting part comprises a limiting column 16 which is horizontally and fixedly connected on the lower baffle 3, one end of the lower baffle 3, away from the limiting column 16, is sleeved and rotatably connected with a limiting block 17, specifically, a circle of annular groove 19 is arranged on the limiting column, the outline of the limiting block 17 is cuboid, a rectangular groove 18 for the limiting block 17 to pass through freely is formed in the corresponding protection plate 4, and the rectangular groove 18 is matched with the outline of the limiting block 17.

The utility model discloses when using: firstly, the PLC controller is connected to a connecting plate through an external screw, then the protection plate is manually rotated to be positioned in a clearance groove of the lower baffle plate, in the rotating process, the limiting block penetrates through the rectangular groove, after the limiting block is rotated in place, the limiting block is manually rotated to enable the length direction of the limiting block to be vertical to the length direction of the rectangular groove, at the moment, the limiting block is abutted against the surface of the protection plate, and the protection plate cannot rotate, namely, the protection and installation process of the PLC controller is completed, in the working process, other electronic elements in the power distribution cabinet can generate larger vibration during action, for example, a vacuum circuit breaker can generate certain degree of vibration during opening and closing, at the moment, after the vibration is transmitted to the connecting plate, the vibration amplitude is reduced at least to a certain degree through the buffering of a spring, the vibration transmitted to the PLC controller is smaller, and further the vibration damage of the PLC controller, the service life is prolonged.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A novel power grid element protection device is characterized by comprising a mounting plate (1), wherein baffle plates extending horizontally outside the mounting plate (1) are respectively arranged on the upper side and the lower side of the mounting plate (1), two baffle plates are respectively defined as an upper baffle plate (2) and a lower baffle plate (3), one end, away from the mounting plate (1), of the upper baffle plate (2) is pivoted with a protection plate (4) through a mounting pivot, a clearance groove (5) for clamping the protection plate (4) away from one end of the upper baffle plate (2) is correspondingly formed in the lower baffle plate (3), a connecting plate (6) positioned between the upper baffle plate (2) and the lower baffle plate (3) is arranged in the mounting plate (1), a plurality of screw holes (7) are formed in the connecting plate (6), the connecting plate (6) is connected to the mounting plate (1) through a buffer device, the buffer device comprises four telescopic sleeves (8) symmetrically horizontally and fixedly connected to the connecting plate (6, be equipped with four sliding fit on mounting panel (1) and insert flexible post (9) of closing in flexible cover (8), be equipped with an elastic component between connecting plate (6) and mounting panel (1), the elastic component supports top connecting plate (6) and drives connecting plate (6) and remove towards keeping away from mounting panel (1) direction, be equipped with on flexible post (9) global to locating pin (10) that its radial outside extends, correspond be equipped with waist type groove (11) that supply locating pin (10) to pass through freely on the flexible cover (8) global.

2. A new type of protection device for electric network elements according to claim 1, characterized in that said mounting plate (1) is provided with a plurality of mounting holes (12).

3. A new type of protection device for electric network elements according to claim 1, characterized in that said upper (2) and lower (3) baffles are provided with terminal escape slots (13) in the form of through holes.

4. A new type of protection device for electric network elements according to claim 1, characterized in that said protection plate (4) is provided with a through slot (14), said through slot (14) being equipped with an acrylic plate.

5. A new type of protection device for electric network elements according to claim 1, characterized in that said elastic member is a spring (15), and both ends of said spring (15) are welded to the connection plate (6) and the mounting plate (1), respectively.

6. The novel power grid element protection device according to claim 1, further comprising a limiting member for limiting the protection plate (4) on the lower baffle (3), wherein the limiting member comprises a limiting column (16) horizontally and fixedly connected to the lower baffle (3), one end of the limiting column (16) far away from the lower baffle (3) is sleeved and rotatably connected with a limiting block (17), the limiting block (17) is rectangular, a rectangular groove (18) for allowing the limiting block (17) to freely pass through is formed in the corresponding protection plate (4), and the rectangular groove (18) is adapted to the outer contour of the limiting block (17).

7. A novel power grid element protection device as claimed in claim 6, characterized in that a ring of annular groove (19) is formed on the limiting column (16), and the limiting block (17) is slidably engaged in the annular groove (19).