Plc power distribution cabinet

Abstract

The utility model belongs to the technical field of power distribution cabinets, and particularly discloses a plc power distribution cabinet, which comprises a cabinet body, the inner side wall of the cabinet body is provided with a component mounting piece, the side edge of the cabinet body is provided with a plurality of groups of air inlets, the air inlets are internally provided with dust blocking assemblies, and each dust blocking assembly comprises a plurality of dust blocking plates and a first dust screen; an air outlet is formed in the back surface of the cabinet body; a fan is arranged in the air outlet; a plurality of mounting grooves are formed in the component mounting part, a plurality of baffles matched with the mounting grooves are connected to the component mounting part in a sliding mode, heat dissipation air inlets are formed in the side edges of the mounting grooves, air outlets are formed in the upper portions of the mounting grooves, and air outlet pipes are connected between the air outlets and the air outlets; different elements in the PLC control cabinet can be mounted in different mounting grooves and are used in different areas, and subsequent maintenance is also facilitated; after entering the cabinet body through the air inlet, air enters the mounting groove through the heat dissipation air inlet to take away heat of components and parts, enters the air outlet pipe through the air outlet and is discharged through the air outlet.

Description

Technical Field

[0001] The utility model relates to the technical field of power distribution cabinets, in particular to a PLC power distribution cabinet. Background Art

[0002] PLC distribution cabinet is also called frequency converter distribution cabinet. With the development of industrial intelligence, the application scenarios of PLC distribution cabinet are becoming more and more extensive.

[0003] In addition to safety issues, the most important thing about the current PLC distribution cabinet when in use is the heat dissipation and dust prevention effect of the cabinet. The heat dissipation mainly depends on the heat dissipation structure inside the distribution cabinet. The heat dissipation structure includes air inlets and air outlets opened on the cabinet. Generally, an air intake fan is installed at the air inlet to send the air outside the distribution cabinet into the distribution cabinet from the air inlet, and then discharged from the air outlet.

[0004] However, in actual applications, it is difficult to evenly dissipate heat for multiple groups of components due to limitations in the direction of gas flow in the cabinet and the number of air inlets and outlets. The actual heat dissipation effect is poor. At the same time, a small amount of dust that escapes into the cabinet will adhere to the components, which may affect their service life. Utility Model Content

[0005] The purpose of the utility model is to provide a PLC power distribution cabinet to solve the problem that the heat dissipation effect is poor and a small amount of dust escaping into the cabinet will adhere to the components and may affect the service life of the components.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plc power distribution cabinet, comprising a cabinet, a component mounting piece is arranged on the inner side wall of the cabinet, a plurality of groups of air inlets are arranged on the side of the cabinet, a dust blocking assembly is arranged in the air inlet, the dust blocking assembly comprises a plurality of dust shields and a first dust screen, the first dust screen is detachably fixed in the air inlet, and the plurality of dust shields are arranged in a rectangular row; an air outlet is arranged on the back of the cabinet, and a fan is arranged in the air outlet; a plurality of mounting slots are provided on the component mounting piece, a plurality of baffles which are adapted to the mounting slots are slidably connected to the component mounting piece, a heat dissipation air inlet is arranged on the side of the mounting slot, an air outlet is arranged above the mounting slot, and an air outlet duct is connected between the air outlet and the air outlet; different components in the PLC control cabinet can be installed in different mounting slots, and can be used in different areas, which is also convenient for subsequent maintenance; after the gas enters the cabinet through the air inlet, it enters the mounting slot through the heat dissipation air inlet, takes away the heat of the components, enters the air outlet duct through the air outlet, and is discharged through the air outlet.

[0007] Preferably, the dust shield is arranged at an angle, and there are gaps between the multiple dust shields for gas to pass through, thereby ensuring internal air circulation. Preliminary dust blocking is performed through the stacked shutter-like structure, and the first dustproof net performs secondary dust blocking to ensure the dust blocking effect of the cabinet.

[0008] Preferably, a second dustproof net is provided in the heat dissipation air inlet, and a rotating shaft is rotatably connected to the middle part of the heat dissipation air inlet. The end of the rotating shaft extends to the outside of the heat dissipation air inlet and is connected to a cleaning rod. The cleaning rod can be used to regularly rotate and clean the dust, and the dust that falls into the bottom wall of the cabinet can be regularly cleaned to ensure the heat dissipation effect of the gas and increase the gas flow effect.

[0009] Preferably, two groups of air outlets are provided, and insect-proof nets are provided on the outside of the air outlets.

[0010] Preferably, a slide groove is provided inside the component mounting part near the top of the mounting groove, the baffle is slidably connected in the slide groove, an opening is provided on the component mounting part connected to the slide groove, and an interference fit can be formed between the inner wall of the baffle and the slide groove.

[0011] Preferably, a handle is provided on the side of the baffle away from the component mounting piece, and a finger groove is provided above the handle. The handle can facilitate the operation of the baffle.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model can partition the installation of different components in the PCL control cabinet by setting the additional installation slots on the component mounting parts, and at the same time, heat dissipation air inlets and air outlets are provided for multiple installation slots. The air inlets and air outlets cooperate with each other to control the flow of gas, thereby taking away the heat in the installation slots. When in use, the baffle can protect the installation slots, thereby preventing dust from escaping into the cabinet and falling on the components, ensuring heat dissipation while having a good dust blocking effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0016] Figure 3 It is a partial structural schematic diagram of the heat dissipation air inlet of the utility model.

[0017] In the figure: 1. cabinet; 2. component mounting parts; 3. air inlet; 4. air outlet; 5. fan; 6. air outlet duct; 7. mounting slot; 8. baffle; 9. heat dissipation air inlet; 10. air outlet; 11. dust shield; 12. first dust screen; 13. second dust screen; 14. rotating shaft; 15. cleaning rod; 16. insect screen; 17. slide slot; 18. opening; 19. handle. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0020] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figure 1-3 The utility model provides a technical solution: a plc power distribution cabinet, comprising a cabinet 1, a component mounting member 2 is arranged on the inner side wall of the cabinet 1, a plurality of groups of air inlets 3 are arranged on the side of the cabinet 1, a dust blocking assembly is arranged in the air inlet 3, the dust blocking assembly comprises a plurality of dust shields 11 and a first dustproof net 12, the first dustproof net 12 is detachably fixed in the air inlet 3, and a plurality of dust shields 11 are arranged in a rectangular row; an air outlet 4 is arranged on the back of the cabinet 1, and a fan 5 is arranged in the air outlet 4; a plurality of mounting slots 7 are opened on the component mounting member 2, and a plurality of mounting slots 7 are provided on the component mounting member 2. A plurality of baffles 8 that are compatible with the mounting grooves 7 are slidably connected to the device mounting part 2, a heat dissipation air inlet 9 is arranged on the side of the mounting groove 7, an air outlet 10 is arranged above the mounting groove 7, and an air outlet duct 6 is connected between the air outlet 10 and the air outlet 4; different components in the PLC control cabinet can be installed in different mounting grooves 7, and used in different areas, which is also convenient for subsequent maintenance; after the gas enters the cabinet 1 through the air inlet 3, it enters the mounting groove 7 through the heat dissipation air inlet 9, takes away the heat of the components, enters the air outlet 6 through the air outlet 10, and is discharged through the air outlet 4.

[0022] Furthermore, the dust shield 11 is arranged at an angle, and there are gaps between the multiple dust shields 11 through which gas can pass, thereby ensuring internal air circulation. Preliminary dust blocking is performed through a stacked blind-like structure, and the first dustproof net 12 performs secondary dust blocking to ensure the dust blocking effect of the cabinet 1.

[0023] Furthermore, a second dustproof net 13 is provided in the heat dissipation air inlet 9, and a rotating shaft 14 is rotatably connected to the middle part of the heat dissipation air inlet 9. The end of the rotating shaft 14 extends to the outside of the heat dissipation air inlet 9 and is connected to a cleaning rod 15. The cleaning rod 15 can be used to regularly rotate and clean the dust, and the dust falling into the bottom wall of the cabinet 1 can be regularly cleaned to ensure the heat dissipation effect of the gas and increase the gas flow effect.

[0024] Furthermore, the air outlet 4 is provided with two groups, and an insect-proof net 16 is provided outside the air outlet 4 .

[0025] Furthermore, a slide groove 17 is provided inside the component mounting part 2 near the top of the mounting groove 7, and the baffle 8 is slidably connected in the slide groove 17. An opening 18 is provided on the component mounting part 2 that is connected to the slide groove 17, and an interference fit can be formed between the inner wall of the baffle 8 and the slide groove 17.

[0026] Furthermore, a handle 19 is provided on the side of the baffle 8 away from the component mounting part 2 , and a finger groove is provided above the handle 19 . The handle 19 can facilitate the operation of the baffle 8 .

[0027] Working principle: When in use, the utility model can install different components in multiple installation slots 7 respectively. After installation, the baffle 8 is pulled down by the handle 19 for protection, which is convenient for distinction and subsequent maintenance, and also convenient for heat dissipation and dust prevention. By starting the fan 5, the air pressure in the air outlet 4 is reduced, so that the air flows from the air outlet 6 to the installation slot 7, the cabinet 1 and the outside of the cabinet 1 in turn, and the gas flows into the installation slot 7 to take away the heat of the components, thereby dissipating heat. In daily use, the internal components and equipment parts can be regularly maintained and cleaned. The dust cleaned by the baffle 8 falls to the bottom wall of the cabinet 1, and is manually swept to the outside, and the cabinet 1 can be closed. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0028] It is worth noting that the entire device is controlled by a main control button. Since the device matched with the control button is a common device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. plc distribution cabinet, Features: The cabinet (1) comprises a cabinet body (1), wherein a component mounting member (2) is arranged on the inner side wall of the cabinet body (1), a plurality of groups of air inlets (3) are arranged on the side of the cabinet body (1), a dust blocking assembly is arranged in the air inlet (3), the dust blocking assembly comprises a plurality of dust blocking plates (11) and a first dust blocking net (12), the first dust blocking net (12) is detachably fixed in the air inlet (3), and the plurality of dust blocking plates (11) are arranged in a rectangular row; a plurality of components mounting members (2) are arranged on the back of the cabinet body (1), wherein a plurality of components mounting members (2) are arranged on the inner side wall ... An air outlet (4) is provided, and a fan (5) is arranged in the air outlet (4); a plurality of mounting grooves (7) are provided on the component mounting part (2), a plurality of baffles (8) which are adapted to the mounting grooves (7) are slidably connected to the component mounting part (2), a heat dissipation air inlet (9) is provided on the side of the mounting groove (7), an air outlet (10) is provided above the mounting groove (7), and an air outlet pipe (6) is connected between the air outlet (10) and the air outlet (4).

2. The plc distribution cabinet according to claim 1, Features: The dust shield plates (11) are arranged in an inclined manner, and gaps through which gas can pass are provided between the plurality of dust shield plates (11).

3. The plc distribution cabinet according to claim 1, Features: A second dustproof net (13) is arranged in the heat dissipation air inlet (9), a rotating shaft (14) is rotatably connected to the middle of the heat dissipation air inlet (9), and an end of the rotating shaft (14) extends to the outside of the heat dissipation air inlet (9) and is connected to a cleaning rod (15).

4. The plc distribution cabinet according to claim 1, Features: The air outlets (4) are provided with two groups, and an insect-proof net (16) is provided outside the air outlets (4).

5. The plc distribution cabinet according to claim 1, Features: A slide groove (17) is provided inside the component mounting part (2) near the top of the mounting groove (7), the baffle (8) is slidably connected in the slide groove (17), and an opening (18) is provided on the component mounting part (2) and communicates with the slide groove (17).

6. The plc distribution cabinet according to claim 1, Features: A handle (19) is provided on the side of the baffle (8) away from the component mounting piece (2), and a finger groove is provided above the handle (19).

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