CN219612479U

CN219612479U - Anti-interference PLC controller

Info

Publication number: CN219612479U
Application number: CN202223476438.6U
Authority: CN
Inventors: 王滕滕
Original assignee: Suzhou Huinite Automation Technology Co ltd
Current assignee: Suzhou Huinite Automation Technology Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-08-29
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses an anti-interference type PLC controller, which relates to the technical field of PLC controllers and comprises a shell, a bottom plate and a PLC main body arranged in the shell, wherein the PLC main body is fixedly arranged on the inner side of the shell, an operation panel is arranged on the front surface of the PLC main body, wire guide holes are distributed at two ends of the shell, the wire guide holes are convenient for people to connect wires with devices, heat dissipation metal plates are distributed on the side wall of the shell below the wire guide holes, heat conduction pipes are arranged on two sides of the inner wall of the shielding plate, a side cooling fin is fixedly arranged on one side of the shell, and a joint protection groove is arranged on one side of the shell away from the side cooling fin.

Description

Anti-interference PLC controller

Technical Field

The utility model relates to a PLC (programmable logic controller), in particular to an anti-interference PLC, and belongs to the technical field of PLC.

Background

The PLC controller is a digital electronic device with a microprocessor, is used for automatically controlling a digital logic controller, can load control instructions into a memory at any time for storage and execution, is formed by modularizing and combining an internal CPU, an instruction and data memory, an input and output unit, a power module, a digital simulation unit and the like, and the traditional PLC controller is generally initialized before leaving a factory, and a user can edit corresponding user programs according to the needs of the user to meet different automatic production requirements.

The PLC controller needs to be connected with the outside through a network in the using process, meanwhile, the traditional PLC controller possibly suffers from various electromagnetic interferences in the environment, the electromagnetic interferences not only can influence the network of the PLC controller, but also can influence modules such as instructions, data memories and the like, the PLC controller is disconnected, meanwhile, the equipment shutdown condition is caused, and the production efficiency is influenced.

Disclosure of Invention

The present utility model is directed to an anti-interference PLC controller, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anti-interference type PLC controller, includes casing, bottom plate and installs the PLC main part inside the casing, the inboard fixed mounting of casing has the PLC main part, the front of PLC main part is provided with operating panel, operating panel can make things convenient for personnel to continue the operation, the both ends of casing distribute there is the wire guide, and the wire guide can make things convenient for personnel to connect the wire to the device, the lateral wall of wire guide below casing distributes there is the heat dissipation metal sheet, and the heat dissipation metal sheet improves the area of contact of device and air to increase the radiating efficiency of device, the inner wall fixed mounting of casing has the shield plate, and the shield plate can effectually shield the electromagnetism, avoids electromagnetic influence device to use, the heat pipe is installed to the both sides of the inner wall of shield plate, and the inner wall at the heat dissipation metal sheet is installed to one end of heat pipe, one side fixed mounting of casing has the side fin, one side that the side fin is kept away from to the casing is provided with the joint protection groove, and the joint protection groove protects the joint of various equipment, avoids the problem that bumps appear in the process of using.

Preferably, the top of the bottom plate is fixedly provided with a connecting plate, the top of the connecting plate is fixedly provided with a backing plate, and two sides of the bottom plate are fixedly provided with fixing bolts.

Preferably, two groups of mounting plates are mounted on two sides of the shell, mounting holes are formed in the mounting plates, and rubber pads are arranged in the mounting holes.

Preferably, a wire guide is provided inside the wire guide, and a contact terminal is provided inside the wire guide.

Preferably, a heat pipe is arranged in the heat conduction pipe, and heat conduction liquid is filled in the heat pipe.

Compared with the prior art, the utility model has the beneficial effects that:

according to the anti-interference type PLC controller, the shielding plate is adopted to carry out electromagnetic shielding on the device, so that the influence of electromagnetic interference on a PLC controller network is avoided, meanwhile, the phenomenon that equipment is stopped due to disconnection of the PLC controller is avoided, the production stability is effectively guaranteed, the contact area between the device and air can be increased by the aid of the arranged heat dissipation metal plate, the heat dissipation efficiency of the device is improved, meanwhile, heat generated by the device is absorbed by the aid of the design of the shielding plate, the heat generated by the device in operation is reduced, normal operation of the device is guaranteed, various signal joints can be protected by the aid of the arranged joint protection grooves, and the problem that collision damage occurs in the use process is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the front structure of the present utility model;

FIG. 3 is a schematic view of the front axle side structure of the present utility model;

fig. 4 is a schematic view of the internal structure of the present utility model.

In the figure: 1. a mounting hole; 2. side heat sinks; 3. a mounting plate; 4. a PLC main body; 5. a housing; 6. a wire guide; 7. a bottom plate; 8. a heat-radiating metal plate; 9. a joint protection groove; 10. an operation panel; 11. a shielding plate; 12. a connecting plate; 13. a backing plate; 14. a fixing bolt; 15. a heat pipe; 16. and a wire interface.

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. 1-4, the utility model provides an anti-interference PLC controller, which comprises a housing 5, a bottom plate 7 and a PLC main body 4 installed inside the housing 5, the inner side of the housing 5 is fixedly provided with the PLC main body 4, the front of the PLC main body 4 is provided with an operation panel 10, the operation panel 10 can facilitate personnel to continue to operate the PLC main body 4, two ends of the housing 5 are distributed with wire holes 6, the wire holes 6 can facilitate personnel to connect wires to the device, the wires are prevented from falling off in subsequent use, and meanwhile, foreign objects are prevented from damaging the wire connection, a heat dissipation metal plate 8 is distributed on the side wall of the housing 5 below the wire holes 6, the contact area between the device and air is increased, thereby increasing the heat dissipation efficiency of the device, the inner wall of the housing 5 is fixedly provided with the shielding plate 11, the shielding plate 11 adopts the metal plate, the problem that the electromagnetic influence device PLC main body 4 is conveniently used, the net breaking of the PLC main body 4 occurs is effectively shielded, two sides of the inner wall of the shielding plate 11 are provided with conducting pipes 15, the conducting pipes 15 can be used for connecting the heat of the shielding plate 11 to the device, the heat conducting pipes are prevented from falling off in the subsequent use, and the heat pipe is prevented from damaging the side of the heat pipe connection 9 is provided with the heat dissipation metal plate 8, and the heat pipe connection is prevented from being connected to one side of the housing 2, and the heat pipe connection is prevented from being provided with the heat dissipation plate 2, and the heat pipe connection 9 is provided with the heat dissipation plate 2, and the heat pipe connection is prevented from being broken, and the problem is far from the side 2, and the heat pipe connection is provided with the heat pipe connection is protected.

Further: the top fixed mounting of bottom plate 7 has connecting plate 12, the top fixed mounting of connecting plate 12 has backing plate 13, the both sides fixed mounting of bottom plate 7 bottom has fixing bolt 14, and fixing bolt 14 fixes bottom plate 7 of bottom, can dismantle bottom plate 7 simultaneously, conveniently overhauls equipment.

Further: two sets of mounting plates 3 are installed to the both sides of casing 5, and mounting plate 3 is used for fixed PLC main part 4, and the inside of mounting plate 3 is provided with mounting hole 1, and mounting hole 1 makes things convenient for the device to install through the bolt, the inside of mounting hole 1 is provided with the rubber pad.

Further: the wire guide 6 is internally provided with a wire interface 16, the wire interface 16 adopts a brass wire interface, and the inside of the wire interface 16 is provided with a contact terminal which facilitates the signal transmission of wires in the device.

Further: the inside of heat pipe 15 is provided with the heat pipe, and the heat pipe is brass pipeline, and the inside of heat pipe is filled with the heat conduction liquid, and the heat conduction liquid improves the heat conduction efficiency of device, reduces the heat that produces when PLC main part 4 operates, guarantees device normal operating.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element 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.

In the present utility model, unless explicitly specified and defined otherwise, for example, it may be 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 utility model provides an anti-interference type PLC controller, includes casing (5), bottom plate (7) and installs PLC main part (4) inside casing (5), a serial communication port, the inboard fixed mounting of casing (5) has PLC main part (4), the front of PLC main part (4) is provided with operating panel (10), the both ends distribution of casing (5) has wire guide (6), the lateral wall distribution of wire guide (6) below casing (5) has heat dissipation metal sheet (8), the inner wall fixed mounting of casing (5) has shield plate (11), heat pipe (15) are installed to the both sides of the inner wall of shield plate (11), and the inner wall at heat dissipation metal sheet (8) is installed to the one end of heat pipe (15), one side fixed mounting of casing (5) has side fin (2), one side that side fin (2) were kept away from to casing (5) is provided with joint protection groove (9).

2. The tamper resistant PLC controller according to claim 1, wherein: the top of bottom plate (7) fixed mounting has connecting plate (12), the top fixed mounting of connecting plate (12) has backing plate (13), the both sides fixed mounting of bottom plate (7) bottom has fixing bolt (14).

3. The tamper resistant PLC controller according to claim 1, wherein: two groups of mounting plates (3) are arranged on two sides of the shell (5), mounting holes (1) are formed in the mounting plates (3), and rubber pads are arranged in the mounting holes (1).

4. The tamper resistant PLC controller according to claim 1, wherein: a wire guide (16) is arranged inside the wire guide (6), and a contact terminal is arranged inside the wire guide (16).

5. The tamper resistant PLC controller according to claim 1, wherein: the heat pipe is arranged in the heat conduction pipe (15), and heat conduction liquid is filled in the heat pipe.