Electrical automation control device

Abstract

The utility model relates to the technical field of automation control equipment, in particular to an electrical automation control device. Comprising a box body and a cabinet door, the cabinet door is rotationally connected to the front face of the box body, a mounting frame is arranged in the box body, a mounting plate is slidably connected to one side of the mounting frame, an air inlet groove is formed in one end of the box body, an air outlet groove is formed in the other end of the box body, and air filtering mechanisms are installed in the air inlet groove and the air outlet groove; the air filtering mechanism comprises a positioning frame, a limiting block, a filtering layer, a filtering plate and a first fastening bolt. According to the electrical automation control device provided by the utility model, through the cooperation of the box body, the positioning frames, the cooling fan, the filtering layer and the filtering plate, air entering the box body and air exhausted from the box body can be filtered through the filtering layer through the cooperation of the two positioning frames, so that the filtering effect is improved; therefore, when the cooling fan is not in a working state, dust in external air is prevented from entering the box body through the air outlet.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic control equipment, in particular to an electric automatic control device. Background Art

[0002] Programmable Logic Controller (PLC) is a digital electronic device with a microprocessor. It is a digital logic controller used for automatic control and can load control instructions into memory for storage and execution at any time. The programmable controller is modularly composed of internal CPU, instruction and data memory, input and output unit, power module, digital simulation and other units. The automatic control system refers to the use of some automatic control devices to automatically control certain key parameters in production, so that when they are affected by external interference (disturbance) and deviate from the normal state, they can be automatically adjusted and return to the numerical range required by the process. Various process conditions in the production process cannot be static. In particular, chemical production is mostly continuous production, and various equipment are interrelated. When the process conditions of one of the equipment change, it may cause some parameters in other equipment to fluctuate more or less, deviating from the normal process conditions. Of course, automatic adjustment means that no direct human participation is required. The automatic control system is mainly composed of four links: controller, controlled object, actuator and transmitter. In recent years, with the continuous progress of science, various industries have higher and higher requirements for the degree of automation of their production equipment and systems. The use of modern automatic control technology plays a very important role in reducing labor intensity, optimizing production processes, improving labor productivity and reducing production costs. Since the automatic control device needs to control its switch or valve 24 hours a day, the electronic components inside the control device need to work for a long time.

[0003] The patent document with the announcement number (CN213904127U) discloses a PLC-based electrical automation control device, including a main body, a box door movably installed on one side of the main body, two support blocks fixedly installed on both sides of the interior of the main body, a slide groove is provided on one side of each support block, a mounting plate is movably installed between the four support blocks through the slide groove, and a slide bar is fixedly installed at the four corners of the mounting plate and at the corresponding position of the slide groove. This PLC-based electrical automation control device, by providing support blocks, slide grooves, slide bars, stop ears, etc., when the electronic components of the control device fail and need to be repaired, the mounting plate can be pulled out of the main body by the handle, and when the slide bar moves half of its own stroke, the mounting plate as a whole will move out to the outside of the main body, and the stop ears can prevent the slide bar from detaching from the support block, so that the electronic components of the controller on the mounting plate can be repaired, making the repair more convenient.

[0004] When using the above technology, it is found that the following technical problems exist in the prior art: the heat dissipation effect of the existing control device is not good enough when in use. Therefore, an electrical automation control device is designed to provide another technical solution to the above technical problem. Utility Model Content

[0005] Based on this, it is necessary to provide an electrical automation control device to address the above technical problems, so as to solve the technical problem that the heat dissipation effect of the existing control device is not good enough when in use.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] 14. The air filter of claim 13, wherein the vents are provided with a plurality of vents disposed inside the air filter housing and the vents are provided with a plurality of vents disposed inside the air filter housing.

[0008] As a preferred embodiment of the electrical automation control device provided by the utility model, the air filtering mechanism includes a limit plate and a second fastening bolt, the two positioning frames are slidably connected to the limit plate on both sides of one end away from each other, the limit plate is slidably connected to the inside with a second fastening bolt, and the second fastening bolt is threadedly connected to the positioning frame.

[0009] As a preferred embodiment of the electrical automation control device provided by the utility model, a cooling fan is arranged inside one of the positioning frames and at the end of the limit block away from the filter layer, a signal controller and a temperature sensor are fixed at one end inside the box, the temperature sensor is located on one side of the signal controller, and the signal controller and the temperature sensor, as well as the signal controller and the cooling fan are electrically connected through wires.

[0010] As a preferred embodiment of the electrical automation control device provided by the utility model, slide rails are fixed to the top and bottom ends of the box body, and the outer sides of the slide rails are slidably connected to the mounting frame.

[0011] As a preferred embodiment of the electrical automation control device provided by the utility model, the tops of both ends of the mounting frame are slidably connected with sliding blocks, one end of the sliding block is fixed with a pull plate, the pull plate is slidably connected to the box body, and a rectangular groove is opened inside the other side of the pull plate.

[0012] As a preferred embodiment of the electrical automation control device provided by the utility model, displacement plates are slidably connected at both ends inside the mounting frame, a compression spring is fixed between the two displacement plates, positioning sliders are fixed at the ends of the tops and bottoms of the two displacement plates that are away from each other, the positioning sliders are slidably connected to the mounting plate, and extrusion blocks are fixed at the ends of the two displacement plates that are away from each other, and the extrusion blocks are slidably connected to the mounting frame.

[0013] It can be seen without a doubt that the above-mentioned technical solution of the present application can definitely solve the technical problem to be solved by the present application.

[0014] At the same time, through the above technical solutions, the utility model has at least the following beneficial effects:

[0015] The utility model provides an electrical automation control device, through the cooperation of a box, a positioning frame, a cooling fan, a filter layer and a filter plate, so that the air entering the box and the air discharged from the box can be filtered through the filter layer through the cooperation of two positioning frames, thereby preventing dust in the external air from entering the box through the air outlet when the cooling fan is not in working state;

[0016] Through the cooperation of the first fastening bolt, the limiting plate and the second fastening bolt, the positioning frame can be assembled with the box body through the first fastening bolt, and the limiting plate can be assembled with the positioning frame through the second fastening bolt to limit the position of the filter layer and the filter plate, so that the filter layer and the filter plate can be easily replaced or cleaned, and the filter layer and the filter plate can be prevented from being separated from the positioning frame during operation;

[0017] Through the cooperation of the mounting frame, the mounting plate, the pulling plate and the extruding block, the control electrical appliance can be installed on the mounting plate. During maintenance, the mounting frame and the mounting plate can be moved outward by pulling the pulling plate, so as to facilitate the maintenance of the electrical appliance. At the same time, during installation, the mounting plate can be separated from the mounting frame by moving the extruding block, and the mounting plate can be installed after the electrical appliance is installed on the mounting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of the cabinet door of the utility model;

[0021] Figure 3 This is a schematic diagram of the internal structure of the positioning frame of the utility model;

[0022] Figure 4 This is a schematic diagram of the internal structure of the mounting frame of the utility model;

[0023] Figure 5 It is a structural schematic diagram of the pull plate of the utility model;

[0024] Figure 6 It is a structural schematic diagram of the displacement plate of the utility model.

[0025] In the figure: 1. box body; 2. cabinet door; 3. slide rail; 4. mounting frame; 5. signal controller; 6. temperature sensor; 7. positioning frame; 8. cooling fan; 9. limit block; 10. filter layer; 11. filter plate; 12. first fastening bolt; 13. limit plate; 14. second fastening bolt; 15. mounting plate; 16. pull plate; 17. sliding block; 18. rectangular groove; 19. displacement plate; 20. positioning slider; 21. compression spring; 22. extrusion block. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0027] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

[0028] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0029] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0030] Embodiment 1

[0031] Reference Figure 1-Figure 3 An electrical automation control device includes a box body 1 and a cabinet door 2. The cabinet door 2 is rotatably connected to the front of the box body 1, so that the electrical appliances installed inside the box body 1 are protected by closing the cabinet door 2 and the box body 1. A mounting frame 4 is arranged inside the box body 1, and a mounting plate 15 is slidably connected to one side of the mounting frame 4, so that the electrical appliances or PLC devices can be mounted on the mounting plate 15 for positioning;

[0032] An air inlet groove is provided inside one end of the box body 1, and an air outlet groove is provided inside the other end of the box body 1, so that the electrical equipment inside the box body 1 can dissipate heat according to the flow of air through the air inlet groove and the air outlet groove. Air filtering mechanisms are installed inside the air inlet groove and the air outlet groove. The air filtering mechanisms include a positioning frame 7, a limiting block 9, a filter layer 10, a filter plate 11, a first fastening bolt 12, a limiting plate 13 and a second fastening bolt 14. The insides of the air inlet groove and the air outlet groove are both slidably connected with the positioning frame 7, so that the positioning frame 7 can be slid from the outside of the box body 1 into the corresponding air inlet groove and the air outlet groove. The cross-sectional shape of the positioning frame 7 is T-shaped, so that the positioning frame 7 will not be separated after entering the inside of the air inlet groove and the air outlet groove from the outside of the cabinet door 2;

[0033] In this embodiment, the heights of the air inlet slot and the air outlet slot are consistent. In other embodiments, the heights of the air inlet slot and the air outlet slot can be adjusted as needed to achieve heat dissipation after air circulation.

[0034] The top and bottom of the positioning frame 7 are fixed with limit blocks 9, one end of the positioning frame 7 is internally slidably connected with a filter layer 10, and the limit block 9 limits the distance of the filter layer 10 sliding inside the positioning frame 7 close to the mounting plate 15, the inside of the positioning frame 7 and the end of the filter layer 10 away from the limit block 9 is slidably connected with a filter plate 11, so that larger solid waste in the external air can be filtered through the filter plate 11, the top and bottom ends of the positioning frame 7 are internally slidably connected with a first fastening bolt 12, and the first fastening bolt 12 is threadedly connected to the box body 1, so that the positioning frame 7 is fixed inside the air inlet groove or the air outlet groove by the first fastening bolt 12;

[0035] The two positioning frames 7 are slidably connected to the limiting plates 13 on both sides of the ends away from each other, and the filter plate 11 is squeezed and fixed in the position inside the positioning frame 7 by the limiting plates 13. The limiting plates 13 are slidably connected to the inside of the limiting plates 13, and the second fastening bolts 14 are threadedly connected to the positioning frames 7, and the limiting plates 13 and the positioning frames 7 are fixed by the second fastening bolts 14.

[0036] A cooling fan 8 is arranged inside one of the positioning frames 7 and at one end of the limiting block 9 away from the filter layer 10, and the operation of the cooling fan 8 drives the external gas to enter the interior of the box body 1 from the inside of the positioning frame 7 in the air inlet groove, and allows the hot air inside the box body 1 to be discharged through the positioning frame 7 in the air outlet groove under the flow of air, thereby achieving the heat dissipation effect brought by the air circulation, and a signal controller 5 and a temperature sensor 6 are fixed at one end inside the box body 1, and the temperature sensor 6 is located on one side of the signal controller 5, and at the same time, the signal controller 5 and the temperature sensor 6 are both located in the gap between one end of the mounting frame 4 and the inside of the box body 1, so that the signal controller 5 and the temperature sensor 6 do not hinder the translational sliding of the mounting frame 4 inside the box body 1, and the signal controller 5 and the temperature sensor 6, as well as the signal controller 5 and the cooling fan 8 are all electrically connected by wires, so that the signal controller 5 can receive the signal of the temperature sensor 6 and control the operation of the cooling fan 8;

[0037] In this embodiment, the signal controller 5 and the temperature sensor 6 are both existing devices. The model of the signal controller 5 is SC200, and the model of the temperature sensor 6 is DS18B20.

[0038] In this embodiment, the pLC device installed on the mounting plate 15 for automatic control is an existing mature device, which can control the corresponding machine to work.

[0039] The use process of an electrical automation control device provided by the utility model is as follows: when the PLC equipment and other electrical appliances are installed on the mounting plate 15 and are located inside the box 1, the box 1 is closed by the cabinet door 2, so that the PLC equipment inside the box 1 generates hot air when working. At this time, the heat dissipation effect of letting the inside of the box 1 flow through natural air is poor. The temperature inside the box 1 is detected by the temperature sensor 6. When the temperature detected by the temperature sensor 6 exceeds the set threshold, the temperature sensor 6 gives a signal to the signal controller 5, so that the signal controller 5 controls the cooling fan 8 to be powered, so that the cooling fan 8 works and rotates to blow in the external air The air enters the interior of the box 1 from the positioning frame 7 in the air inlet groove, and the hot air inside the box 1 is discharged through the positioning frame 7 in the air outlet groove under the flow of air, thereby achieving the heat dissipation effect brought by the air circulation. At the same time, when the air is circulating, the filtering effect is achieved through the filter layer 10 and the filter plate 11 inside the corresponding positioning frame 7, thereby preventing dust in the air from entering the outside of the PLC and other control electrical appliances when the cooling fan 8 is working, and when the cooling fan 8 stops working, the filter layers 10 and the filter plates 11 inside the two positioning frames 7 prevent dust in the air from entering the outside of the PLC and other control electrical appliances, thereby increasing the heat dissipation effect of the PLC and other electrical appliances inside the box 1.

[0040] Embodiment 2

[0041] Reference Figure 2 , Figure 4-Figure 6 , an electrical automation control device, a slide rail 3 is fixed at the top and bottom of the box body 1, and the outer side of the slide rail 3 is slidably connected with the mounting frame 4, so that the mounting frame 4 can slide back and forth inside the box body 1 through the slide rail 3 to prevent displacement during sliding, and the shape of the slide rail 3 is T-shaped, thereby preventing the mounting frame 4 from sliding out of the box body 1 through the slide rail 3;

[0042] The tops of both ends of the mounting frame 4 are slidably connected with sliding blocks 17, so that the sliding blocks 17 can only be lifted and slid inside the mounting frame 4, and a pull plate 16 is fixed to one end of the sliding block 17, so that the sliding block 17 can be lifted and lowered by driving the pull plate 16 to move outside the mounting frame 4, and the pull plate 16 is slidably connected to the box body 1, so that when one side of the pull plate 16 is located inside the box body 1, the pull plate 16 restricts the mounting frame 4 from sliding inside the box body 1 through the sliding block 17, and a rectangular groove 18 is opened inside the other side of the pull plate 16, so that the operator drives the pull plate 16 to lift and translate through the rectangular groove 18;

[0043] Displacement plates 19 are slidably connected to both ends of the mounting frame 4, and a compression spring 21 is fixed between the two displacement plates 19, so that the displacement plates 19 slide close to each other inside the mounting frame 4 to drive the compression spring 21 to be compressed. Positioning sliders 20 are fixed to the ends of the top and bottom of the two displacement plates 19 that are away from each other. The positioning slider 20 is slidably connected to the mounting plate 15, so that after the front assembly of the mounting frame 4 is completed, the mounting plate 15 enters the interior of the mounting plate 15 through the positioning slider 20 for positioning. Extrusion blocks 22 are fixed to the ends of the two displacement plates 19 that are away from each other, and the extrusion blocks 22 are slidably connected to the mounting frame 4, so that the displacement plates 19 are driven to move by extruding the extrusion blocks 22 outside the second fastening bolts 14, and at the same time, the extrusion blocks 22 are located on the top of the temperature sensor 6 and the signal controller 5.

[0044] The use process of an electrical automation control device provided by the utility model is as follows: when it is necessary to install a PLC device on the mounting plate 15 or to overhaul the device, the operator drives the pull plate 16 to rise through the rectangular groove 18, and the pull plate 16 can be disengaged through translation after rising inside the box body 1, and the pull plate 16 is connected to the mounting frame 4 by the sliding block 17 to locate the position of the mounting frame 4, and then the pull plate 16 is pulled through the rectangular groove 18, so that the pull plate 16 is separated from the box body 1 and the mounting frame 4 is driven to slide on the outside of the slide rail 3 through the sliding block 17, so that the mounting frame 4 moves in a direction close to the operator, so that it is convenient to overhaul the equipment on the mounting plate 15, and at the same time, when it is necessary to completely disassemble or reinstall the equipment on the mounting plate 15, the extrusion block 22 can be squeezed, so that the movement of the extrusion block 22 drives the displacement plate 19 to move and drives the compression spring 21 to compress, and then the positioning slider 20 is separated from the slidingly connected mounting plate 15, so that the mounting plate 15 is separated from the mounting frame 4, and then the equipment can be disassembled or installed in a comfortable state outside.

[0045] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An electrical automation control device, comprising a box body (1) and a cabinet door (2), wherein the front side of the box body (1) is rotatably connected to the cabinet door (2), characterized in that: The box body (1) is provided with a mounting frame (4) inside, and a mounting plate (15) is slidably connected to one side of the mounting frame (4). An air inlet groove is provided inside one end of the box body (1), and an air outlet groove is provided inside the other end of the box body (1). Air filtering mechanisms are installed inside the air inlet groove and the air outlet groove. The air filtering mechanisms include a positioning frame (7), a limit block (9), a filter layer (10), a filter plate (11) and a first fastening bolt (12). The air inlet groove and the air outlet groove are provided inside The top and bottom of the positioning frame (7) are both slidably connected to a positioning frame (7), and a limiting block (9) is fixed inside the positioning frame (7). The interior of one end of the positioning frame (7) is slidably connected to a filter layer (10), and the interior of the positioning frame (7) and one end of the filter layer (10) away from the limiting block (9) is slidably connected to a filter plate (11), and the interior of the top and bottom of the positioning frame (7) are both slidably connected to a first fastening bolt (12), and the first fastening bolt (12) is threadedly connected to the box body (1).

2. An electrical automation control device according to claim 1, characterized in that: The air filtering mechanism comprises a limit plate (13) and a second fastening bolt (14); the interiors of the two positioning frames (7) on both sides of one end away from each other are slidably connected to the limit plate (13); the interior of the limit plate (13) is slidably connected to the second fastening bolt (14); and the second fastening bolt (14) is threadedly connected to the positioning frame (7).

3. An electrical automation control device according to claim 1, characterized in that: A cooling fan (8) is provided inside one of the positioning frames (7) and at one end of the limiting block (9) away from the filter layer (10); a signal controller (5) and a temperature sensor (6) are fixed at one end inside the box (1); the temperature sensor (6) is located on one side of the signal controller (5); and the signal controller (5) and the temperature sensor (6) as well as the signal controller (5) and the cooling fan (8) are electrically connected via wires.

4. An electrical automation control device according to claim 1, characterized in that: Slide rails (3) are fixed to the top and bottom ends of the box body (1), and the outer sides of the slide rails (3) are slidably connected to the mounting frame (4).

5. An electrical automation control device according to claim 1, characterized in that: The tops of both ends of the mounting frame (4) are slidably connected with sliding blocks (17), one end of the sliding block (17) is fixed with a pull plate (16), the pull plate (16) is slidably connected to the box body (1), and a rectangular groove (18) is provided inside the other side of the pull plate (16).

6. An electrical automation control device according to claim 1, characterized in that: Displacement plates (19) are slidably connected to both ends of the mounting frame (4), a compression spring (21) is fixed between the two displacement plates (19), positioning sliders (20) are fixed to the ends of the tops and bottoms of the two displacement plates (19) that are away from each other, the positioning sliders (20) are slidably connected to the mounting plate (15), and extrusion blocks (22) are fixed to the ends of the two displacement plates (19) that are away from each other, and the extrusion blocks (22) are slidably connected to the mounting frame (4).

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