Power distribution cabinet internal dustproof device

Abstract

A power distribution cabinet internal dustproof device is characterized in that a cooling area and an electric appliance area are formed in a power distribution cabinet body, the cooling area is arranged at the lower half part of the power distribution cabinet body, and a fan is arranged at the inner bottom of the cooling area; the electric appliance area is arranged at the upper half part of the power distribution cabinet body, and a power distribution box is arranged in the electric appliance area. The air collection cabinet is communicated with the top end of the air collection cabinet in the vertical direction, an air guide mechanism is arranged in the air collection cabinet, the lower end of the air guide mechanism is communicated with the power distribution cabinet body, and the upper end of the air guide mechanism is communicated with the air outlet cabinet. The air outlet cabinet is communicated with the top end of the air collecting cabinet in the vertical direction, an air exhaust area is formed in the air outlet cabinet, two air outlet channels are arranged on the left side and the right side of the air exhaust area respectively, the lower ends of the two air outlet channels are communicated with the air collecting cabinet, and the upper ends of the two air outlet channels are communicated with the outside. According to the scheme, dust in the machine body can be intensively recovered and cleaned, the dustproof function of the power distribution cabinet is increased, the heat dissipation efficiency is improved, and dust accumulation is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of dustproof equipment, in particular to an internal dustproof equipment of a power distribution cabinet. Background Art

[0002] The distribution cabinet (box) is divided into power distribution cabinet (box), lighting distribution cabinet (box), and metering cabinet (box), which is the final equipment of the distribution system. The distribution cabinet products also use large-screen LCD touch screens to conduct comprehensive monitoring of power quality such as voltage, current, frequency, useful power, useless power, electric energy, harmonics, etc. Users can see the operating status of the power distribution system in the computer room at a glance, so as to find safety hazards early and avoid risks early. It is also a general term for motor control centers. Distribution cabinets are used in places where the load is relatively dispersed and there are fewer circuits; motor control centers are used in places where the load is concentrated and there are more circuits. They distribute the power of a circuit of the upper-level distribution equipment to the nearest load, and this level of equipment should provide protection, monitoring and control for the load.

[0003] However, the existing power distribution cabinet will generate a lot of heat after long-term use, and it also has the disadvantage of absorbing and accumulating dust, which may cause serious aging of equipment and lines, or even the scrapping of machines. Therefore, we need to propose an internal dust prevention device for power distribution cabinets that can efficiently exhaust air, reduce heat, and remove dust accumulation to overcome the above problems. Utility Model Content

[0004] In view of the above-mentioned deficiencies existing in the prior art, the purpose of the utility model is to provide an internal dust prevention device for a distribution cabinet, which is used to solve the problem that the existing distribution cabinet will generate a large amount of heat energy after long-term use, accompanied by the disadvantages of absorbing and accumulating dust, which may cause serious aging of equipment and lines at the least, or even the machine being scrapped at the worst.

[0005] The technical solution adopted by the utility model to achieve the above-mentioned purpose is: a dust-proof device inside a power distribution cabinet, comprising a power distribution cabinet body, the top of which is connected with an air collecting cabinet and an air outlet cabinet in sequence, and is characterized in that: the interior of the power distribution cabinet body constitutes a cooling zone and an electrical appliance zone, the cooling zone is arranged in the lower half of the power distribution cabinet body, and a fan is arranged at the inner bottom of the cooling zone; the electrical appliance zone is arranged in the upper half of the power distribution cabinet body, and a distribution box is arranged inside the electrical appliance zone. The air collecting cabinet is arranged in a vertical direction at the top of the air collecting cabinet, and an air guide mechanism is arranged inside the air collecting cabinet, the lower end of the air guide mechanism is connected to the power distribution cabinet body, and the upper end of the air guide mechanism is connected to the air outlet cabinet. The air outlet cabinet is arranged in a vertical direction at the top of the air collecting cabinet, and the interior of the air outlet cabinet constitutes an exhaust zone, and two air outlet channels are arranged on the left and right sides of the exhaust zone, respectively, the lower ends of the two air outlet channels are connected to the air collecting cabinet, and the upper ends of the two air outlet channels are connected to the outside.

[0006] In order to further improve the convenience of using the dustproof equipment inside the power distribution cabinet, the solution adopted by the utility model is that a dustproof groove is connected to the top of the air outlet cabinet.

[0007] In order to further improve the convenience of using the dust-proof equipment inside the distribution cabinet, the solution adopted by the utility model is: the top of the air outlet cabinet is also connected to two air outlet ducts, the two air outlet ducts are symmetrically arranged about the vertical midline of the dust-proof groove, and the two air outlet ducts are connected to the corresponding two air outlet channels.

[0008] In order to further improve the convenience of using the dustproof equipment inside the power distribution cabinet, the solution adopted by the utility model is: at least one dustproof screen is connected to the inside of the dustproof groove.

[0009] In order to further improve the convenience of using the dust-proof equipment inside the power distribution cabinet, the solution adopted by the utility model is: the air guide mechanism is assembled inside the air collection cabinet through a fixing frame.

[0010] In order to further improve the ease of use of dust-proof equipment inside the distribution cabinet, the solution adopted by the utility model is: the air guide mechanism includes a first air collecting guide groove and a second air collecting guide groove that are connected to each other in position, the first end of the first air collecting guide groove is connected to the electrical area, the second end of the first air collecting guide groove is connected to the first end of the second air collecting guide groove, and the second end of the second air collecting guide groove is connected to the exhaust area.

[0011] In order to further improve the ease of use of dust prevention equipment inside the distribution cabinet, the solution adopted by the utility model is: a low-temperature belt is installed above the fan, the fan and the low-temperature belt correspond to each other one by one to form a group, and the two groups are symmetrically arranged with the vertical midline of the distribution cabinet body as the reference.

[0012] In order to further improve the convenience of using the dustproof equipment inside the distribution cabinet, the solution adopted by the utility model is: the low-temperature belt uses refrigeration particles wrapped with covering glue-bonded cotton canvas, nylon canvas or polyester canvas as the belt core.

[0013] The beneficial effects of the utility model are as follows: the internal dust-proof device of the power distribution cabinet is provided with an air-guiding and dust-proof structure, which transmits fluid upward through the fan at the bottom to promote cold flow circulation inside the machine body, and can also centrally collect and clean the dust inside the machine body, which is beneficial to increase the dust-proof function of the power distribution cabinet, prevent dust from entering the interior of the power distribution cabinet and affecting the heat dissipation of the power equipment, and effectively avoid the accumulation of dust. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2It is a left-side structural schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the top view structure of the utility model;

[0017] Figure 4 It is a schematic diagram of the internal structure of the utility model;

[0018] Figure 5 for Figure 4 Schematic diagram of the internal gas flow in.

[0019] In the figure: A distribution cabinet body, 1 shell, 2 door panel, 3 handle, 4 air collection cabinet, 5 air outlet cabinet, 6 dustproof slot, 7 air outlet duct, 8 dustproof screen, 9 cooling zone, 10 electrical zone, 11 distribution box, 12 first air collection guide slot, 13 second air collection guide slot, 14 fixing frame, 15 air outlet channel, 16 exhaust zone, 17 fan, 18 low temperature zone. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figures 1 to 3 The utility model discloses an internal dust prevention device for a power distribution cabinet, comprising a power distribution cabinet body A, the top of which is connected in sequence with an air collecting cabinet 4 and an air outlet cabinet 5, the power distribution cabinet body A is provided with a shell 1, and a door panel 2 with a hidden handle 3 is connected to the upper axis of the shell 1.

[0022] The interior of the power distribution cabinet body A is composed of a cooling zone 9 and an electrical zone 10. The cooling zone 9 is arranged in the lower half of the power distribution cabinet body A, and a fan 17 is arranged at the inner bottom of the cooling zone 9; the electrical zone 10 is arranged in the upper half of the power distribution cabinet body A, and a distribution box 11 is arranged inside the electrical zone 10. The wind collecting cabinet 4 is arranged at the top of the wind collecting cabinet 4 in a vertical direction, and an air guide mechanism is arranged inside the wind collecting cabinet 4. The lower end of the air guide mechanism is connected to the power distribution cabinet body A, and the upper end of the air guide mechanism is connected to the air outlet cabinet 5. The air outlet cabinet 5 is arranged at the top of the wind collecting cabinet 4 in a vertical direction, and an exhaust zone 16 is formed inside the air outlet cabinet 5. Two air outlet channels 15 are arranged on the left and right sides of the exhaust zone 16, respectively. The lower ends of the two air outlet channels 15 are connected to the wind collecting cabinet 4, and the upper ends of the two air outlet channels 15 are connected to the outside.

[0023] See also Figures 4 to 5 In the utility model: First, when in use, the fan 17 at the bottom of the cooling zone 9 is started to cool down the distribution box 11 of the electrical area 10, and the generated airflow enters the air collecting cabinet 4. After the first air collecting guide groove 12 and the second air collecting guide groove 13 arranged by the air guiding mechanism are guided in turn, the dust inside the distribution cabinet body A enters the exhaust area 16 of the air outlet cabinet 5, and is centrally recovered and processed by the dustproof groove 6, and the cold air fluid is discharged to the two air outlet pipes 7 through the air outlet channels 15 on both sides.

[0024] The top of the air outlet cabinet 5 is connected to a dustproof groove 6, through which dust generated inside the power distribution cabinet body A is collected.

[0025] The top of the air outlet cabinet 5 is also connected to two air outlet pipes 7, which are symmetrically arranged about the vertical midline of the dustproof groove 6, and the two air outlet pipes 7 are connected to the two air outlet channels 15. The dust-free cooling airflow is discharged through the two air outlet pipes 7, so as to realize circulating heat dissipation and avoid further accumulation of dust.

[0026] At least one dust screen 8 is connected to the interior of the dustproof groove 6. The dust blown out through the dustproof screen 8 can collect and process the dust generated from the interior, thereby improving the dustproof efficiency.

[0027] The air guide mechanism is assembled inside the air cabinet 4 through a fixing frame 14, and the air guide mechanism includes a first air guide groove 12 and a second air guide groove 13 which are connected in position, the first end of the first air guide groove 12 is connected to the electrical area 10, the second end of the first air guide groove 12 is connected to the first end of the second air guide groove 13, and the second end of the second air guide groove 13 is connected to the exhaust area 16. The heat dissipation cold air at the bottom is guided to the air cabinet 5 through the cooperation of the first air guide groove 12 and the second air guide groove 13, the fluid entrained with dust is concentrated in the middle and enters the dustproof groove 6, and the cold air fluid is discharged through the air outlet channels 15 on both sides, which is convenient for the circulation and heat dissipation of the gas.

[0028] A low temperature belt 18 is arranged above the fan 17. The fan 17 and the low temperature belt 18 form a group in a one-to-one correspondence, and the two groups are arranged symmetrically with respect to the vertical mid-perpendicular line of the power distribution cabinet body A. The heat dissipation structure of the two groups of the fan 17 and the low temperature belt 18 can improve the heat dissipation efficiency.

[0029] The low-temperature belt 18 uses covering glue bonded cotton canvas, nylon canvas or polyester canvas to wrap refrigeration particles as the belt core, wherein the covering glue is a combination of natural rubber and butadiene rubber, which has good cooling properties and improves the heat dissipation effect.

[0030] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A dust prevention device for the inside of a power distribution cabinet, comprising a power distribution cabinet body (A), wherein the top of the power distribution cabinet body (A) is sequentially connected to an air collecting cabinet (4) and an air outlet cabinet (5), characterized in that: The interior of the power distribution cabinet body (A) is composed of a cooling zone (9) and an electrical appliance zone (10); The cooling zone (9) is arranged at the lower half of the power distribution cabinet body (A), and a fan (17) is arranged at the inner bottom of the cooling zone (9); The electrical appliance area (10) is arranged at the upper half of the power distribution cabinet body (A), and a power distribution box (11) is arranged inside the electrical appliance area (10); The wind collecting cabinet (4) is arranged in a vertically connected manner at the top of the wind collecting cabinet (4); An air guide mechanism is provided inside the air collecting cabinet (4), the lower end of the air guide mechanism is connected to the power distribution cabinet body (A), and the upper end of the air guide mechanism is connected to the air outlet cabinet (5); The air outlet cabinet (5) is arranged in a vertical direction and is connected to the top of the air collecting cabinet (4); The interior of the air outlet cabinet (5) forms an exhaust area (16), and two air outlet channels (15) are respectively provided on the left and right sides of the exhaust area (16), the lower ends of the two air outlet channels (15) are connected to the air collecting cabinet (4), and the upper ends of the two air outlet channels (15) are connected to the outside.

2. The dust prevention device inside the power distribution cabinet according to claim 1, characterized in that: The top of the air outlet cabinet (5) is connected to a dustproof groove (6).

3. The dust prevention device inside the power distribution cabinet according to claim 2 is characterized in that: The top of the air outlet cabinet (5) is also connected to two air outlet pipes (7), the two air outlet pipes (7) are symmetrically arranged about the vertical midline of the dustproof groove (6), and the two air outlet pipes (7) are connected to the corresponding two air outlet channels (15).

4. The dust prevention device inside a power distribution cabinet according to claim 2, characterized in that: At least one dust-proof screen (8) is connected to the interior of the dust-proof groove (6).

5. The dust prevention device inside a power distribution cabinet according to claim 1, characterized in that: The air guide mechanism is assembled inside the air collecting cabinet (4) via a fixing frame (14).

6. The dust prevention device inside the power distribution cabinet according to claim 5, characterized in that: The air guide mechanism comprises a first air collecting guide groove (12) and a second air collecting guide groove (13) which are connected to each other in a symmetrical manner; the first end of the first air collecting guide groove (12) is connected to the electrical appliance area (10); the second end of the first air collecting guide groove (12) is connected to the first end of the second air collecting guide groove (13); and the second end of the second air collecting guide groove (13) is connected to the exhaust area (16).

7. The dust prevention device inside a power distribution cabinet according to claim 1, characterized in that: A low temperature zone (18) is arranged above the fan (17).

8. The dust prevention device inside the power distribution cabinet according to claim 7, characterized in that: The fans (17) and the low-temperature zones (18) correspond to each other one by one and form a group, and the two groups are symmetrically arranged with the vertical midline of the power distribution cabinet body (A) as a reference.

9. The dust prevention device inside a power distribution cabinet according to claim 7, characterized in that: The low-temperature belt (18) uses a covering glue-bonded cotton canvas, nylon canvas or polyester canvas to wrap refrigeration particles as the belt core.

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