CN210274802U

CN210274802U - Whole quick-witted case of PLC communication extension

Info

Publication number: CN210274802U
Application number: CN201920858281.2U
Authority: CN
Inventors: 蒋锐; 韩雷民; 俞云江; 王维东
Original assignee: Ningbo Skysoft Tech Co ltd
Current assignee: Ningbo Skysoft Tech Co ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-04-07
Anticipated expiration: 2029-06-06

Abstract

The utility model relates to the field of electrical cabinets, in particular to a PLC communication extension integral chassis, which comprises a box body and a plurality of independent extension machines arranged inside the box body, wherein the box body is vertically arranged, the front side and the rear side of the box body are respectively provided with a front door and a rear door, the closed parts of the front door and the box body, the closed parts of the rear door and the box body are coated with conductive foam cotton, a plurality of screw holes for electrical wiring are arranged in the box body, and the screw holes adopt polishing treatment; the electrostatic discharge effect is good, the application of polishing at the connection part of the conductive foam, the ground wire and the screw reduces the earth resistance, and the electromagnetic shielding and anti-interference effects are enhanced; by adopting the design of the cabinet, a plurality of cabinets can be placed inside the cabinet at the same time, and the cabinet is safe and reliable; long-distance communication is realized; the anti-interference capability is strong.

Description

Whole quick-witted case of PLC communication extension

Technical Field

The utility model relates to an electrical cabinet field, concretely relates to whole quick-witted case of PLC communication extension.

Background

The PLC comprehensive control cabinet has the protection functions of overload, short circuit, open-phase protection and the like. It has compact structure, stable operation and complete functions. The intelligent control system can be combined according to the size of an actual control specification, not only can realize single-cabinet automatic control, but also can realize that a plurality of cabinets form a Distributed Control System (DCS) through an industrial Ethernet or an industrial field bus network. The PLC control cabinet can adapt to industrial automation control occasions of various sizes. The method is widely applied to industries such as electric power, metallurgy, chemical industry, papermaking and environmental protection sewage treatment.

The original old-fashioned communication machine integrates data collection and data processing, has single function, less load, incomplete technical index, no fixed placing place, inconvenient arrangement and no protective measures, and does not realize electrical isolation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a whole quick-witted case of PLC communication extension.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a whole quick-witted case of PLC communication extension, includes the box and sets up in the inboard independent extension of a plurality of box, and the box is vertical setting and the front and back side is equipped with qianmen and back door respectively, and the closed department of qianmen and box, the closed department of back door and box all coat and have electrically conductive bubble cotton, are equipped with the screw that a plurality of is used for electric wiring in the box to this screw department adopts the polishing to handle.

As a preferred scheme of the integral case of the PLC communication extension, a vertical partition plate is arranged on the inner side of the case body, and the inner side of the case body is divided into two chambers by the partition plate.

As a preferred scheme of the integral case of the PLC communication extension, the inner sides of the front door and the rear door are respectively provided with a door opening positioning frame for positioning with a case body door opening.

As a preferred scheme of the integral case of the PLC communication extension, a front door and a rear door are hinged with a case body, and free ends of the front door and the rear door are provided with a ground hook.

As a preferred scheme of the integral case of the PLC communication extension, an observation window is arranged on the front door, and an upper heat dissipation grid and a lower heat dissipation grid are arranged on the rear door.

As a preferred scheme of the whole case of the PLC communication extension, a lighting lamp is arranged in the case, a travel switch for controlling the lighting lamp is arranged in a door hole of the case, and a contact of the travel switch faces a front door.

As a preferred scheme of the integral case of the PLC communication extension, the bottom of the case body is also provided with a raising platform for moisture protection.

The utility model has the advantages that:

1. the external line realizes electrical isolation, and the integral operation cannot be influenced by the fault of a single branch;

2. the electrostatic discharge effect is good, the application of polishing at the connection part of the conductive foam, the ground wire and the screw reduces the earth resistance, and the electromagnetic shielding and anti-interference effects are enhanced;

3. by adopting the design of the cabinet, a plurality of cabinets can be placed inside the cabinet at the same time, and the cabinet is safe and reliable;

4. long-distance communication is realized;

5. the anti-interference capability is strong.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.

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

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

Fig. 3 is a schematic three-dimensional structure of the present invention.

In the figure: the box body 1, the front door 2, the back door 3, the partition plate 4, the door opening positioning frame 5, the ground hook 6, the observation window 7, the heat dissipation grid 8, the travel switch 9 and the heightening platform 10.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the integral chassis of the PLC communication extension comprises a box body 1 and a plurality of independent extensions arranged inside the box body 1, wherein the box body 1 is vertically arranged, a front door 2 and a rear door 3 are respectively arranged on the front side and the rear side of the box body 1, the closed parts of the front door 2 and the box body 1 and the closed parts of the rear door 3 and the box body 1 are coated with conductive foam, a plurality of screw holes for electrical wiring are arranged in the box body 1, and the screw holes are polished.

The inner side of the box body 1 is provided with a vertical partition plate 4, and the inner side of the box body 1 is divided into two chambers by the partition plate 4. Independent extension sets can be stacked one by one in the two cavities.

The inner sides of the front door 2 and the rear door 3 are respectively provided with a door opening positioning frame 5 for positioning with the door opening of the box body 1. After the front door 2 and the rear door 3 are completely closed, the door opening limiting frame is used for preventing the front door 2 or the rear door 3 from loosening.

The front door 2 and the rear door 3 are both hinged with the box body 1, and the free ends of the front door 2 and the rear door 3 are both provided with a ground hook 6. Is used for locking the front door 2 and the rear door 3 and preventing violent opening.

The front door 2 is provided with an observation window 7, and the rear door 3 is provided with an upper radiating grid 8 and a lower radiating grid 8. Observation window 7 is convenient for observe the independent extension in the box 1, and heat dissipation grid 8 is used for dispelling the heat to box 1.

An illuminating lamp is arranged in the box body 1, a travel switch 9 for controlling the illuminating lamp is arranged in a door hole of the box body 1, and a contact of the travel switch 9 faces the front door 2. When the front door 2 is opened, the travel switch 9 detects that the front door 2 is opened, and then the illuminating lamp in the box body 1 is lightened.

The bottom of the box body 1 is also provided with a raising platform 10 for damp proofing. For preventing the ground from being wet to affect the equipment in the case.

The working principle is as follows: the case is of a vertical structure, a plurality of sets of communication independent extension sets can be placed in the case, the case shell is designed by adopting front and rear doors 3, conductive foam is attached to the closed positions of the front and rear doors 3 and the case body 1, the threads in the case are polished and connected with a ground wire, and the optimal static discharge effect is achieved; the data collection part of the whole communication extension machine is independently controlled by a plurality of units to realize electrical isolation; adopting a power carrier compatible technology; by adopting low-power consumption and low-noise devices and redesigning and arranging carrier waves (communication circuit boards), the communication can reach 15 kilometers; the circuit boards are designed and distributed again, and the electric anti-interference capability is improved.

It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. The utility model provides a whole quick-witted case of PLC communication extension, a serial communication port, including box (1) with set up in the independent extension of a plurality of box (1) inboard, box (1) is vertical setting and front and back side is equipped with qianmen (2) and back door (3) respectively, the closed department of qianmen (2) and box (1), the closed department of back door (3) and box (1) all coats and have electrically conductive bubble cotton, be equipped with the screw that a plurality of is used for electric wiring in box (1), and this screw department adopts the polishing to handle.

2. The PLC communication extension integrated cabinet according to claim 1, wherein a vertical partition plate (4) is arranged on the inner side of the cabinet (1), and the partition plate (4) divides the inner side of the cabinet (1) into two chambers.

3. The PLC communication extension integral chassis is characterized in that door opening positioning frames (5) used for positioning door openings of the box body (1) are arranged on the inner sides of the front door (2) and the rear door (3).

4. The PLC communication extension all-in-one machine box is characterized in that a front door (2) and a rear door (3) are hinged with the box body (1), and free ends of the front door (2) and the rear door (3) are provided with a ground hook (6).

5. The PLC communication extension integral chassis is characterized in that a front door (2) is provided with an observation window (7), and a rear door (3) is provided with an upper heat dissipation grid (8) and a lower heat dissipation grid (8).

6. The PLC communication extension all-in-one machine box is characterized in that a lighting lamp is arranged in the box body (1), a travel switch (9) used for controlling the lighting lamp is arranged in a door hole of the box body (1), and a contact of the travel switch (9) is opposite to the front door (2).

7. The PLC communication extension integrated chassis is characterized in that the bottom of the box body (1) is further provided with a raising platform (10) used for preventing moisture.