Bus chamber structure of indoor alternating-current metal armored movable switch equipment

Abstract

The utility model discloses a bus chamber structure of an indoor AC metal armored movable switch device, which comprises a cabinet body, a plurality of layers of bus chambers are arranged in the cabinet body, the upper surface of the cabinet body is fixedly connected with a bus chamber cover, the two sides of the bus chamber cover are provided with ventilation openings, the side surface of the lower end of the cabinet body is fixedly connected with a cooling fin, and the side surface of the lower end of the cabinet body is provided with a plurality of ventilation openings. A heat conducting plate is fixedly connected to the upper surface of the cooling fin, a cooling fan is fixedly connected to the inner top wall of the bus chamber cover, a bus duct is fixedly connected to the inner side surface of the cabinet body, a sliding groove is fixedly connected to the inner side face of the cabinet body, and a movable plate is slidably connected to the interior of the sliding groove; the upper surface of the movable plate is rotationally connected with an insulating frame through a rotating shaft, the good ventilation effect and heat dissipation effect in the cabinet and the safety of all equipment are kept, the heat dissipation speed is increased, and the situation that hot air is accumulated at the bottom of the cabinet, heat accumulation is caused, and the heat dissipation effect is affected is also avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of power cabinets, in particular to a busbar chamber structure of an indoor AC metal armored removable switch device. Background Art

[0002] The busbar room of the metal armored removable switchgear is mainly used to carry and connect the main electrical components inside the equipment. These busbar rooms are generally located in a relatively important position inside the equipment and are mainly used to connect the main electrical components of the equipment, such as circuit breakers, load switches, etc.

[0003] When the power equipment is working, it will generate a lot of heat. The heat accumulation affects the life of the equipment and even causes equipment failure. The equipment overheating causes fire and other safety problems. In the existing busbar room, heat is generally dissipated by cooling fans and heat dissipation holes, but its heat dissipation method is slow, and the temperature outside and inside the cabinet is not easy to maintain balance. In order to ensure the safe operation of the equipment, effective heat dissipation can keep the equipment running within the appropriate temperature range, avoid excessive temperature causing equipment performance degradation, thereby improving the equipment's operating efficiency and stability. We propose the busbar room structure of the indoor AC metal armored removable switchgear to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a busbar chamber structure for indoor AC metal armored removable switchgear. By arranging multiple layers of busbar chambers in the cabinet, the installation of equipment can be dispersed, and good ventilation and heat dissipation effects inside the cabinet can be maintained, as well as the safety of each device, so as to ensure the normal operation and durability of the busbar chamber. A cooling fan fixedly connected to the top wall of the busbar chamber cover and installed at the upper end of the cabinet will make the heat dissipation speed faster. Since hot air usually rises upward, the hot air can be discharged more effectively, thereby accelerating the heat dissipation speed. In addition, the upper end installation can also prevent hot air from accumulating at the bottom of the cabinet, resulting in heat accumulation and affecting the heat dissipation effect.

[0005] The utility model also provides a busbar chamber structure with the above-mentioned indoor AC metal armored removable switchgear, comprising: a cabinet, the interior of the cabinet is arranged as a multi-layer busbar chamber, the upper surface of the cabinet is fixedly connected to a busbar chamber cover, both sides of the busbar chamber cover are provided with vents, the side surface of the lower end of the cabinet is fixedly connected to a heat sink, the upper surface of the heat sink is fixedly connected to a heat conducting plate, the inner top wall of the busbar chamber cover is fixedly connected to a cooling fan, the inner surface of the cabinet is fixedly connected to a busbar trough, the inner side surface of the cabinet is fixedly connected to a slide groove, the interior of the slide groove is slidably connected to a movable plate, and the upper surface of the movable plate is rotatably connected to an insulating frame via a rotating shaft.

[0006] According to the busbar chamber structure of the indoor AC metal armored removable switchgear of the utility model, the inner side of the cabinet is fixedly connected with a ventilation pipe, and the lower end of the ventilation pipe is fixedly connected with the heat conducting plate, so as to release part of the heat dissipated by the cooling fan into the ventilation pipe.

[0007] According to the busbar chamber structure of the indoor AC metal armored removable switchgear of the utility model, the surface of the movable plate is paved with heat-conductive glue, and a slot is opened on the rear side of the movable plate to improve the efficiency of heat dissipation and enable the busbar duct to run through the entire cabinet.

[0008] According to the busbar chamber structure of the indoor AC metal armored removable switchgear of the utility model, the partitions of the multi-layer busbar chamber inside the cabinet are all provided with heat dissipation holes, and the inner bottom surface of the cabinet is fixedly connected with absorbent cotton, which is used for the heat dissipation fan to quickly dissipate the heat and transfer it to the outside of the cabinet.

[0009] According to the busbar chamber structure of the indoor AC metal armored removable switchgear of the utility model, the upper end surface of the ventilation pipe is fixedly connected with an air suction port, the air suction port is set in a funnel shape, and the upper end surface of the ventilation pipe is located at the upper end of the cabinet body, so that the cooling fan can inhale the surrounding air and blow it to the surface of the heat dissipation component or the equipment component.

[0010] According to the busbar chamber structure of the indoor AC metal armored removable switchgear of the utility model, the heat dissipation fan is located at the upper side of the air inlet, so that the wind force generated by the heat dissipation fan can transfer part of the heat to the heat sink through the ventilation pipe.

[0011] According to the busbar chamber structure of the indoor AC metal armored removable switchgear of the utility model, the height of the insulating frame is less than the height of the interior of the multi-layer busbar chamber, and the upper surface of the busbar chamber cover is consistent with the length of the upper surface of the cabinet. It is used to fix and support various equipment and reduce dust from entering the cabinet through the ventilation opening.

[0012] According to the busbar chamber structure of the indoor AC metal armored removable switchgear of the utility model, the outer surface of the cabinet is rotatably connected with a cabinet door through a hinge, which is used to seal the cabinet and protect the internal equipment.

[0013] Beneficial Effects

[0014] 1. Compared with the prior art, the busbar chamber structure of the indoor AC metal armored removable switchgear can disperse the installation of equipment by setting up multiple layers of busbar chambers in the cabinet, maintain good internal ventilation and heat dissipation effects, and the safety of each device, so as to ensure the normal operation and durability of the busbar chamber.

[0015] 2. Compared with the prior art, the busbar chamber structure of the indoor AC metal armored removable switchgear is fixedly connected to the cooling fan on the top wall of the busbar chamber cover. Installing the cooling fan at the upper end of the cabinet will make the heat dissipation faster. Since hot air usually rises, it can be more effectively discharged, thereby speeding up the heat dissipation. In addition, the upper end installation can also prevent hot air from accumulating at the bottom of the cabinet, causing heat accumulation and affecting the heat dissipation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 It is the overall structural diagram of the busbar chamber structure of the indoor AC metal armored removable switchgear of the utility model;

[0018] Figure 2 The internal structure of the busbar chamber structure of the utility model indoor AC metal armored removable switchgear is shown in FIG. Figure 1 ;

[0019] Figure 3 The internal structure of the busbar chamber structure of the utility model indoor AC metal armored removable switchgear is shown in FIG. Figure 2 ;

[0020] Figure 4 The internal structure of the busbar chamber structure of the utility model indoor AC metal armored removable switchgear is shown in FIG. Figure 3 .

[0021] Legend:

[0022] 1. Cabinet body; 2. Busbar room cover; 3. Heat sink; 4. Cooling fan; 5. Ventilation duct; 6. Heat conduction plate; 7. Slide; 8. Movable plate; 9. Water-absorbing cotton; 10. Air inlet; 11. Cabinet door; 12. Ventilation outlet; 13. Heat dissipation hole; 14. Insulation frame; 15. Busbar duct. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4The utility model embodiment of the indoor AC metal armored removable switchgear busbar chamber structure comprises: a cabinet 1, which is used to protect and fix various devices in the busbar chamber. The interior of the cabinet 1 is arranged as a multi-layer busbar chamber for dispersively installing various devices to facilitate better heat dissipation and ventilation inside. The upper surface of the cabinet 1 is fixedly connected with a busbar chamber cover 2. Both sides of the busbar chamber cover 2 are provided with vents 12 for forming a good heat dissipation system and fixing a heat dissipation fan 4. The side of the lower end of the cabinet 1 is fixedly connected with a heat sink 3 for improving the heat dissipation efficiency inside the cabinet 1. The upper surface of the heat sink 3 is fixedly connected with a heat conducting plate 6 for conducting heat inside the ventilation pipe 5. The busbar The inner top wall of the chamber cover 2 is fixedly connected with a cooling fan 4 to ensure smooth air flow, and combined with the use of the ventilation duct 5, dead corners and blockages are avoided to ensure that hot air can be effectively discharged from the equipment. The inner surface of the cabinet 1 is fixedly connected with a bus duct 15 for installing a fixed busbar, which is usually made of metal and carries current transmission function. The inner side surface of the cabinet 1 is fixedly connected with a slide groove 7, and the inside of the slide groove 7 is slidably connected with a movable plate 8 to facilitate maintenance and replacement of electrical components. This can facilitate maintenance personnel to inspect and maintain the equipment, and also helps to reduce maintenance time. The upper surface of the movable plate 8 is rotatably connected with an insulating frame 14 through a rotating shaft to fix and support the equipment.

[0025] A ventilation duct 5 is fixedly connected to the inner side of the cabinet 1, and the lower end of the ventilation duct 5 is fixedly connected to the heat conducting plate 6, which is used to release a part of the heat dissipated by the cooling fan 4 into the ventilation duct 5, and then flow along the surface of the heat sink 3, and dissipate the heat by convection and radiation. After the heat in the cabinet is taken away, the cold air is circulated to the surrounding of the equipment by the wind force of the cooling fan 4 to form a continuous heat dissipation cycle. The surface of the movable plate 8 is paved with thermal conductive glue, and a groove is opened on the rear side of the movable plate 8 to improve the heat dissipation efficiency and enable the bus duct 15 to pass through the entire cabinet 1. The partitions of the multi-layer bus chamber inside the cabinet 1 are all provided with heat dissipation holes 13, and the inner bottom surface of the cabinet 1 is fixedly connected with absorbent cotton 9, which is used for the cooling fan 4 to quickly disperse the heat and transfer it to the cabinet. 1, the upper end surface of the ventilation pipe 5 is fixedly connected with an air suction port 10, and the air suction port 10 is set in a funnel shape to better transfer the wind to the ventilation pipe 5. The upper end surface of the ventilation pipe 5 is located at the upper end of the cabinet 1, which is convenient for the cooling fan 4 to inhale the surrounding air and blow it to the surface of the heat dissipation component or equipment component. The cooling fan 4 is located at the upper end side of the air suction port 10, which is convenient for the wind force generated by the cooling fan 4 to transfer part of the heat to the heat sink 3 through the ventilation pipe 5. The height of the insulating frame 14 is less than the height of the interior of the multi-layer busbar room. The upper surface of the busbar room cover 2 is consistent with the length of the upper surface of the cabinet 1, which is used to fix and support various devices and to reduce dust from entering the cabinet 1 from the ventilation port 12. The outer surface of the cabinet 1 is connected to the cabinet door 11 through a hinge rotation. It is used to seal the cabinet 1 and protect the internal equipment.

[0026] Working principle: The busbar room structure of the indoor AC metal armored removable switchgear is set to be multi-layered, and the fixed busbar is installed through the busbar duct 15. The staff stretches the movable plate 8 out of the cabinet 1 through the slide 7, and then rotates the insulating frame 14 through the rotating shaft to better install and arrange various equipment, and also facilitate future repair and maintenance work. When using the cabinet 1, the cooling fan 4 fixedly connected to the top wall of the busbar room cover 2 draws cold air from the outside through the vent 12, and the wind force generated by the cooling fan 4 is used to transfer part of the heat inside the cabinet 1 from the air intake 10 to the ventilation pipe 5, and the heat is transferred to the heat sink 3 by the heat conducting plate 6, so as to increase the area and speed of heat dissipation. At the same time, the wind force generated by the cooling fan 4 will blow part of the heat out of the equipment, and then the heat will flow downward along the inner wall of the cabinet, and pass through the heat dissipation holes 13, and finally be discharged from the cabinet 1 through the heat sink 3 on the bottom side.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. The busbar room structure of indoor AC metal armored removable switchgear is characterized by: include: A cabinet (1), wherein the interior of the cabinet (1) is arranged as a multi-layer busbar chamber, the upper surface of the cabinet (1) is fixedly connected to a busbar chamber cover (2), both sides of the busbar chamber cover (2) are provided with ventilation holes (12), the side surface of the lower end of the cabinet (1) is fixedly connected to a heat sink (3), the upper surface of the heat sink (3) is fixedly connected to a heat conducting plate (6), the inner top wall of the busbar chamber cover (2) is fixedly connected to a cooling fan (4), the inner surface of the cabinet (1) is fixedly connected to a busbar duct (15), the inner side surface of the cabinet (1) is fixedly connected to a slide groove (7), the interior of the slide groove (7) is slidably connected to a movable plate (8), and the upper surface of the movable plate (8) is rotatably connected to an insulating frame (14) via a rotating shaft.

2. The busbar chamber structure of the indoor AC metal-clad removable switchgear according to claim 1 is characterized in that: A ventilation pipe (5) is fixedly connected to the inner side surface of the cabinet (1), and the lower end of the ventilation pipe (5) is fixedly connected to the heat conduction plate (6).

3. The busbar chamber structure of the indoor AC metal-clad removable switchgear according to claim 1 is characterized in that: The surface of the movable plate (8) is paved with heat-conducting glue, and a groove is provided on the rear side surface of the movable plate (8).

4. The busbar chamber structure of the indoor AC metal-clad removable switchgear according to claim 1 is characterized in that: The partitions of the multi-layer busbar chamber inside the cabinet (1) are all provided with heat dissipation holes (13), and the inner bottom surface of the cabinet (1) is fixedly connected with absorbent cotton (9).

5. The busbar chamber structure of the indoor AC metal-clad removable switchgear according to claim 2 is characterized in that: The upper end surface of the ventilation pipe (5) is fixedly connected to an air suction port (10), the air suction port (10) is configured to be funnel-shaped, and the upper end surface of the ventilation pipe (5) is located at the upper end inside the cabinet (1).

6. The busbar chamber structure of the indoor AC metal-clad removable switchgear according to claim 1, characterized in that: The heat dissipation fan (4) is located on the upper side of the air suction port (10).

7. The busbar chamber structure of the indoor AC metal-clad removable switchgear according to claim 1, characterized in that: The height of the insulating frame (14) is less than the height of the interior of the multi-layer busbar chamber, and the upper surface of the busbar chamber cover (2) is consistent in length with the upper surface of the cabinet (1).

8. The busbar chamber structure of the indoor AC metal-clad removable switchgear according to claim 1, characterized in that: The outer surface of the cabinet body (1) is rotatably connected to a cabinet door (11) via a hinge.

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