CN216752614U - PLC controller heat radiation structure - Google Patents

Abstract

The utility model relates to a PLC controller heat dissipation structure in the technical field of PLC controllers, which comprises a PLC controller body, wherein a heat dissipation port is arranged on one side of the PLC controller body, a communication bin is arranged on the outer wall of the PLC controller body, a pipe joint penetrating through the interior of the communication bin is arranged at the lower end part of the communication bin, an installation bin is arranged at the top of the communication bin, an installation slot is arranged on one side of the installation bin, a filter screen is arranged in the installation slot, a communication slot penetrating through the installation bin is arranged on the communication bin, a baffle plate capable of sealing the opening part of the communication slot after being turned upwards is hinged in the communication bin, and the baffle plate is driven to turn upwards by an elastic unit. Pass through the pipe connection pipe interface through outside air-extracting equipment, and then to producing the negative pressure in the intercommunication storehouse to make the baffle overturn downwards, make outside air can get into the intercommunication storehouse and make the inside air current that forms in intercommunication storehouse by the installation storehouse, under the effect of air current, can take away the intraoral heat of heat dissipation fast, and then promoted the radiating efficiency.

Description

PLC controller heat radiation structure

Technical Field

The utility model relates to the technical field of PLC controllers, in particular to a heat dissipation structure of a PLC controller.

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, and is widely applied to the field of industrial control.

The current PLC controller mainly dispels the heat through the thermovent on its shell, and this kind of mode makes the PLC controller heat dissipation comparatively passive, and then makes the radiating efficiency lower and the radiating effect is poor. Through retrieval, Chinese patent No. CN213029067U discloses a PLC controller heat dissipation structure, which belongs to the technical field of PLC controllers and comprises a box body, wherein two component partition plates are arranged inside the box body, a cavity is formed between the partition plates and the box body, a PLC controller body is placed in the middle of the inside of the box body, a second heat dissipation pipe is arranged at the bottom of the PLC controller body in a surrounding manner, and the head and the tail of the second heat dissipation pipe are communicated to form a circulation pipe. The heat dissipation is fast and respond well.

This application also aims at providing one kind and can solve the poor technical scheme of present PLC controller radiating effect.

Based on this, the utility model designs a heat dissipation structure of a PLC controller to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat dissipation structure of a PLC (programmable logic controller), which aims to solve the problems that the heat dissipation of the PLC is relatively passive, so that the heat dissipation efficiency is lower and the heat dissipation effect is poor due to the fact that the existing PLC provided by the background technology mainly dissipates heat through a heat dissipation port on a shell of the PLC.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a PLC controller heat radiation structure, includes the organism of PLC controller, organism one side is equipped with the thermovent, be equipped with a intercommunication storehouse on the organism outer wall, the tip is equipped with the pipe connector mouth of lining up its inside under the intercommunication storehouse, intercommunication storehouse top is equipped with the installation storehouse, installation storehouse one side is equipped with the mounting groove, be equipped with the filter screen in the mounting groove, be equipped with the intercommunication groove of lining up with the installation storehouse on the intercommunication storehouse, it has the baffle that can seal the intercommunication notch portion after the upset up to articulate in the intercommunication storehouse, the baffle is its upset up by the elastic element drive.

In the heat dissipation structure of the PLC controller, the elastic unit includes a telescopic sleeve hinged in the communication chamber, the telescopic sleeve is telescopically inserted with a telescopic column, the upper end of the telescopic column is pivoted with the baffle, an elastic member is arranged in the telescopic sleeve, and the elastic member elastically abuts against the telescopic column.

In the above heat dissipation structure for a PLC controller, the elastic member is a spring installed in the telescopic sleeve, and the spring elastically abuts against the telescopic column.

In the heat dissipation structure of the PLC controller, the floating rod is penetrated and arranged in the installation bin in a vertical sliding manner, the lower end of the floating rod is connected with the top surface of the baffle in an abutting manner, a cross rod is arranged at the upper end of the floating rod, a connecting rod is arranged on the cross rod, a floating part is arranged at the lower end of the connecting rod, and a scraper which is inconsistent with the surface of the filter screen is arranged on the floating part.

In the heat dissipation structure of the PLC controller, the lower end of the floating rod is rotatably connected with a roller, and the roller is in rolling contact with the top surface of the baffle.

In the heat dissipation structure for a PLC controller as described above, the scraper is made of a rubber material.

Compared with the prior art, the utility model has the beneficial effects that: pass through the pipe connection pipe interface through outside air exhaust equipment, and then produce the negative pressure in to the intercommunication storehouse, and make the baffle overturn downwards, make outside air can get into the intercommunication storehouse and make the inside air current that forms in intercommunication storehouse by the installation storehouse, under the effect of air current, can take away the intraoral heat of heat dissipation fast, and then promoted the radiating efficiency, through setting up the filter screen, make in the outside air large granule foreign matter or dust can not get into the intercommunication storehouse, produce elasticity through setting up the elastic element and support the top to the baffle, make the heat dissipation finish the back, the baffle can overturn upwards and seal the intercommunication storehouse.

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 the drawings without creative efforts.

FIG. 1 is a schematic view of the final assembly of the present invention;

FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of a partial structure at B in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a machine body 1, a heat dissipation port 2, an installation bin 3, a floating rod 4, a cross rod 5, a connecting rod 6, a telescopic sleeve 7, a communication bin 8, a pipe connector 9, a filter screen 10, a scraper 11, a floating part 12, a roller 13, a baffle 14, a telescopic column 15 and a spring 16.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a PLC controller heat radiation structure comprises a PLC controller body 1, a heat radiation port 2 is arranged on one side of the body 1, a communication bin 8 is arranged on the outer wall of the body 1, a pipe connector 9 communicated with the interior of the communication bin 8 is arranged at the lower end of the communication bin 8, an installation bin 3 is arranged at the top of the communication bin 8, an installation slot is arranged on one side of the installation bin 3, a filter screen 10 is arranged in the installation slot, a communication slot communicated with the installation bin 3 is arranged on the communication bin 8, a baffle 14 capable of sealing the communication slot after upwards turning is hinged in the communication bin 8, the baffle 14 is driven by an elastic unit to upwards turn, an external air suction device is connected with the pipe connector through a pipeline to generate negative pressure in the communication bin and overcome the elastic propping force of the elastic unit to downwards turn, so that external air can enter the communication bin from the installation bin and form airflow in the communication bin, and under the action of the airflow, heat in the heat radiation port can be quickly, and then promoted the radiating efficiency, in addition through setting up the filter screen for large granule foreign matter or dust pass through the filtration of filter screen and can not get into the storehouse of communicating in the outside air, avoid the dust to get into in the PLC controller.

Elastic unit is including articulating the flexible cover 7 in the storehouse 8 that communicates, flexible inserting has flexible post 15 on the flexible cover 7, flexible post 15 upper end and the 14 pin joints of baffle, be equipped with spring 16 in the flexible cover 7, spring 16 elasticity supports top flexible post 15, air extraction equipment is when bleeding in to the storehouse that communicates, make and communicate the storehouse in produce the negative pressure, and then make the baffle overcome the spring to the elasticity of flexible post 15 support the apical force and overturn down, make the oral area in intercommunication groove open, make outside air can filter and enter the installation storehouse by the filter screen like this, and then get into in the storehouse that communicates again, make the inside air current that forms in storehouse that communicates, make the heat in the organism be taken out by the air current through the thermovent, and then dispel the heat fast to the organism.

A floating rod 4 vertically slides on the installation bin 3, the lower end of the floating rod 4 is connected with the top surface of a baffle 14 in an abutting mode, a cross rod 5 is arranged at the upper end of the floating rod 4, a connecting rod 6 is arranged on the cross rod 5, a floating part 12 is arranged at the lower end of the connecting rod 6, a scraper 11 which is in abutting contact with the surface of a filter screen 10 is arranged on the floating part 12, after heat dissipation is finished, after air extraction equipment stops working, elastic abutting is generated on a telescopic column through a spring, the baffle turns upwards and seals a communication groove, when the baffle turns upwards, upward abutting force is generated on the lower end of the floating rod, the floating rod is driven to move upwards, the scraper moves upwards and scrapes off dust accumulated on the surface of the filter screen, the lower end of the floating rod 4 is rotatably connected with a roller 13, the roller 13 is in rolling contact with the top surface of the baffle 14, so that the floating rod is in rolling contact with the surface of the baffle, in addition, the scraper 11 is made of rubber material, this results in less frictional wear of the flights against the screen surface.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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. The machine body 1, the heat dissipation port 2, the mounting bin 3, the floating rod 4, the cross rod 5, the connecting rod 6, the telescopic sleeve 7, the communicating bin 8, the pipe connector 9, the filter screen 10, the scraper 11, the floating part 12, the roller 13, the baffle plate 14, the telescopic column 15 and the spring 16 are all universal standard parts or parts known by a person skilled in the art, standard parts used in the application document can be purchased from the market, and can be customized according to the description and the description of the attached drawings, and the structure and the principle of the device can be known by technical manuals or conventional experimental methods.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model 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 utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The utility model provides a PLC controller heat radiation structure, organism (1) including the PLC controller, organism (1) one side is equipped with thermovent (2), a serial communication port, be equipped with one on organism (1) outer wall and communicate storehouse (8), it is equipped with pipe connector (9) of lining up its inside to communicate storehouse (8) lower tip, it is equipped with installation storehouse (3) to communicate storehouse (8) top, installation storehouse (3) one side is equipped with the mounting groove, be equipped with filter screen (10) in the mounting groove, be equipped with the intercommunication groove of lining up with installation storehouse (3) on communicating storehouse (8), it has baffle (14) that can seal the intercommunication notch portion after the upset up to articulate in communicating storehouse (8), baffle (14) are its upset up by the elastic unit drive.

2. The PLC controller heat dissipation structure according to claim 1, wherein the elastic unit comprises a telescopic sleeve (7) hinged in the communication bin (8), a telescopic column (15) is telescopically inserted into the telescopic sleeve (7), the upper end of the telescopic column (15) is pivoted with the baffle (14), and an elastic member is arranged in the telescopic sleeve (7) and elastically abuts against the telescopic column (15).

3. The PLC controller heat dissipation structure of claim 2, wherein the elastic member is a spring (16) installed in the telescopic sleeve (7), and the spring (16) elastically abuts against the telescopic column (15).

4. The PLC controller heat dissipation structure of claim 1, wherein a floating rod (4) is vertically and slidably arranged on the installation bin (3) in a penetrating mode, the lower end of the floating rod (4) is in abutting connection with the top surface of the baffle (14), a cross rod (5) is arranged at the upper end of the floating rod (4), a connecting rod (6) is arranged on the cross rod (5), a floating portion (12) is arranged at the lower end of the connecting rod (6), and a scraper (11) which is abutted to the surface of the filter screen (10) is arranged on the floating portion (12).

5. The PLC controller heat dissipation structure according to claim 4, wherein a roller (13) is rotatably connected to the lower end of the floating rod (4), and the roller (13) is in rolling contact with the top surface of the baffle plate (14).

6. The PLC controller heat dissipation structure according to claim 4, wherein the scraper (11) is made of rubber.

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