Ventilation and heat dissipation structure of low-voltage power distribution switch cabinet

Abstract

The utility model relates to the technical field of low-voltage power distribution switch cabinets, in particular to a ventilation and heat dissipation structure of a low-voltage power distribution switch cabinet. According to the technical scheme, the power distribution switch cabinet comprises a power distribution switch cabinet body, a cabinet door and a heat dissipation mechanism, a containing groove is formed in the power distribution switch cabinet body, a groove opening of the containing groove is movably connected with the corresponding cabinet door, and one side of the cabinet door is fixedly connected with the heat dissipation mechanism; according to the device, transmission of a worm and a worm gear of an adjusting frame is driven by manually rotating a knob, then a turbulent flow piece on an adjusting plate is adjusted, the turbulent flow piece can change the air flowing direction and speed, the heat dissipation effect is optimized, and it is ensured that internal elements of the power distribution switch cabinet operate at the normal working temperature; the matching between the adjusting plate and the adjusting groove can effectively prevent impurities from entering, keep the cleanness and stability of the heat dissipation system and prolong the service life of the equipment, and meanwhile, the heat exchange pump is used for circulation, so that the heat dissipation efficiency is further improved, and the stability and reliability of the equipment are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of low-voltage power distribution switch cabinets, in particular to a ventilation and heat dissipation structure of a low-voltage power distribution switch cabinet. Background Art

[0002] Low-voltage switchgear is one of the important equipment used for power transmission, distribution and power conversion in power systems. It is usually installed in power plants, factories, buildings and other places. They are responsible for protecting, controlling and distributing electric energy. In a power system, electric energy needs to be transmitted, distributed and controlled through different power equipment, and low-voltage switchgear is a very important part of it. It is mainly used for branching and switch control of low-voltage circuits to protect the safety of electrical equipment and personnel, and can also provide the function of power conversion and distribution;

[0003] Low-voltage switchgear is suitable for power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and other industries. It is used for power transmission, distribution and power conversion. When the electrical appliances inside the low-voltage switchgear are working, high-temperature heat will be generated. In order to protect the electrical equipment, cooling fans will be installed to dissipate the heat.

[0004] However, the existing heat dissipation devices cannot effectively discharge the heat generated inside, the equipment may overheat, resulting in reduced performance or even damage to the components, and it is not convenient to optimize the heat dissipation effect according to actual conditions. In addition, impurities accumulate in the heat dissipation system, which will affect the heat dissipation effect of the radiator, resulting in heat transfer obstruction and even radiator blockage. In view of this, we propose a ventilation and heat dissipation structure for a low-voltage distribution switch cabinet to solve the existing problems. Utility Model Content

[0005] The utility model aims to provide a ventilation and heat dissipation structure for a low-voltage power distribution switch cabinet to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: a low-voltage power distribution switch cabinet ventilation and heat dissipation structure, comprising a power distribution switch cabinet, a cabinet door and a heat dissipation mechanism, wherein a placement slot is provided in the power distribution switch cabinet, a corresponding cabinet door is movably connected to the placement slot notch, and a heat dissipation mechanism is fixedly connected to one side of the cabinet door;

[0007] The heat dissipation mechanism includes a mounting frame, a knob, a heat dissipation port, a heat dissipation fan, a baffle, a heat exchange plate, an air inlet, an air inlet fan, a worm, a worm gear, a transmission rod, an adjustment frame, an adjustment plate, a heat exchange pump, a spoiler and an adjustment slot. The mounting frame is fixedly connected to one side of the cabinet door, and the surface of the mounting frame is provided with heat dissipation ports and air inlets from top to bottom. Dustproof nets are provided on one side of the heat dissipation port and the air inlet, and a mounting slot is provided in the mounting frame.

[0008] Preferably, the side of the mounting slot close to the air inlet is fixedly connected to an air inlet fan, and the side of the mounting slot close to the air inlet fan is fixedly connected to a heat exchange pump, the side of the cabinet door close to the placement slot is fixedly connected to an adjustment rack, one side of the adjustment rack is provided with an adjustment slot, the side of the mounting slot close to the adjustment slot is fixedly connected to a heat exchange plate, and the heat pump and the heat exchange plate are interconnected by a pipe.

[0009] Preferably, a baffle is fixedly connected to one side of the mounting slot close to the heat dissipation port, and a heat dissipation fan is fixedly connected to one side of the baffle, and both the heat dissipation fan and the air intake fan are electrically connected to an external power supply and the single-chip microcomputer.

[0010] Preferably, a worm is movably connected to one side of the adjustment frame, a worm wheel is movably connected to one side of the worm, and the worm passes through the cabinet door and is provided with a knob.

[0011] Preferably, a transmission rod is fixedly connected to one side of the worm wheel, and an adjustment plate is fixedly connected to the transmission rod on the adjustment groove.

[0012] Preferably, a plurality of spoilers are arranged at equal distances on the adjustment plate, and the spoilers are distributed in a staggered manner, and the sizes of the adjustment plate and the notches of the adjustment slots match each other.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. Manually turn the knob to drive the worm and worm gear of the adjustment frame, control the position of the adjustment plate, and then adjust the spoiler on the adjustment plate. The spoiler will change the direction and speed of air flow, optimize the heat dissipation effect, and ensure that the internal components of the distribution switch cabinet operate at normal working temperature.

[0015] 2. When heat dissipation is not required, the size of the adjustment plate and the adjustment slot match each other. The coordination between the adjustment plate and the adjustment slot can effectively prevent impurities from entering, maintain the cleanliness and stability of the heat dissipation system, and extend the service life of the equipment.

[0016] 3. Control the start-up of the cooling fan and the air intake fan to promote the air flow along the cooling vents and the air intake vents, accelerate heat dissipation and ventilation, and improve heat dissipation efficiency.

[0017] 4. The heat exchange pump and heat exchanger plates are connected to each other through pipes. The heat exchanger plates absorb the internal temperature and circulate it through the heat exchanger pump, which further improves the heat dissipation efficiency and ensures the stability and reliability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a top view schematic diagram of the power distribution switch cabinet in the utility model;

[0020] Figure 3 for Figure 2 Schematic diagram of the cross-sectional structure along the AA direction;

[0021] Figure 4 It is a schematic diagram of the cooperation between the worm wheel and the worm in the heat dissipation mechanism of the utility model;

[0022] Figure 5 for Figure 1 Schematic diagram of the locally enlarged structure of A in the middle.

[0023] In the figure: 1. power distribution switch cabinet; 2. cabinet door; 3. heat dissipation mechanism; 301. mounting frame; 302. knob; 303. heat dissipation port; 304. cooling fan; 305. baffle; 306. heat exchange plate; 307. air inlet; 308. air inlet fan; 309. worm; 310. worm gear; 311. transmission rod; 312. adjustment frame; 313. adjustment plate; 314. heat exchange pump; 315. spoiler; 316. adjustment slot; 317. mounting slot; 4. placement slot. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0025] like Figure 1-5 As shown, the utility model proposes a ventilation and heat dissipation structure of a low-voltage power distribution switch cabinet, comprising a power distribution switch cabinet 1, a cabinet door 2 and a heat dissipation mechanism 3, wherein a placement slot 4 is provided in the power distribution switch cabinet 1, and a corresponding cabinet door 2 is movably connected to the notch of the placement slot 4, and a heat dissipation mechanism 3 is fixedly connected to one side of the cabinet door 2;

[0026] The heat dissipation mechanism 3 includes a mounting frame 301, a knob 302, a heat dissipation port 303, a heat dissipation fan 304, a baffle 305, a heat exchange plate 306, an air inlet 307, an air inlet fan 308, a worm 309, a worm gear 310, a transmission rod 311, an adjustment frame 312, an adjustment plate 313, a heat exchange pump 314, a spoiler 315 and an adjustment slot 316. The mounting frame 301 is fixedly connected to one side of the cabinet door 2. The heat dissipation port 303 and the air inlet 307 are respectively provided on the surface of the mounting frame 301 from top to bottom. Dustproof nets are provided on one side of the heat dissipation port 303 and the air inlet 307, and a mounting slot 317 is provided in the mounting frame 301.

[0027] In an optional embodiment, the side of the mounting slot 317 close to the air inlet 307 is fixedly connected to an air inlet fan 308, and the side of the mounting slot 317 close to the air inlet fan 308 is fixedly connected to a heat exchange pump 314, the side of the cabinet door 2 close to the placement slot 4 is fixedly connected to an adjustment frame 312, an adjustment slot 316 is provided on one side of the adjustment frame 312, and a heat exchange plate 306 is fixedly connected to the side of the mounting slot 317 close to the adjustment slot 316, and the heat exchange pump 314 and the heat exchange plate 306 are interconnected by a pipeline; the heat exchange pump 314 and the heat exchange plate 306 are interconnected by a pipeline, and the heat exchange plate 306 absorbs the internal temperature of the distribution switch cabinet 1 and circulates the heat exchange plate 306 through the heat pump 314, thereby further improving the heat dissipation efficiency, effectively protecting the internal components of the distribution switch cabinet, ensuring its normal operating temperature, and improving the stability and reliability of the equipment.

[0028] In an optional embodiment, a baffle 305 is fixedly connected to one side of the mounting groove 317 close to the heat dissipation port 303, and a cooling fan 304 is fixedly connected to one side of the baffle 305. The cooling fan 304 and the air intake fan 308 are both electrically connected to an external power supply and the single-chip computer, thereby promoting air flow along the heat dissipation port 303 and the air intake port 307 to accelerate heat dissipation and ventilation.

[0029] In an optional embodiment, a worm 309 is movably connected to one side of the adjustment frame 312 , a worm wheel 310 is movably connected to one side of the worm 309 , and the worm 309 passes through the cabinet door 2 and is provided with a knob 302 .

[0030] In an optional embodiment, a transmission rod 311 is fixedly connected to one side of the worm gear 310 , and an adjustment plate 313 is fixedly connected to the transmission rod 311 on the adjustment slot 316 .

[0031] In an optional embodiment, a plurality of spoilers 315 are arranged at equal distances on the adjustment plate 313, and the spoilers 315 are staggered, and the sizes of the adjustment plate 313 and the adjustment slot 316 are matched with each other; the transmission of the worm 309 and the worm wheel 310 of the adjustment frame 312 is driven by manually rotating the knob 302 to control the position of the adjustment plate 313, and then the spoilers 315 on the adjustment plate 313 are adjusted. The spoilers 315 will change the direction and speed of air flow and optimize the heat dissipation effect. When heat dissipation is not required, the sizes of the adjustment plate 313 and the adjustment slot 316 are matched with each other, which can effectively prevent impurities from entering and maintain the cleanliness and stability of the heat dissipation system.

[0032] The working principle of the utility model is as follows: when using the device, first, by manually rotating the knob 302 to drive the transmission of the worm 309 and the worm wheel 310 of the adjustment frame 312, the position of the adjustment plate 313 is controlled, and then the spoiler 315 on the adjustment plate 313 is adjusted. The spoiler 315 will change the direction and speed of air flow, optimize the heat dissipation effect, and when heat dissipation is not required, the size of the adjustment plate 313 and the adjustment slot 316 is matched with each other, which can effectively prevent impurities from entering and keep the heat dissipation system clean and stable. At the same time, the heat dissipation fan 304 and the air inlet fan 308 are controlled to start. Their function is to promote the flow of air along the heat dissipation port 303 and the air inlet 307 to accelerate heat dissipation and ventilation. The heat exchange pump 314 and the heat exchange plate 306 are connected to each other through a pipeline. The heat exchange plate 306 absorbs the internal temperature of the distribution switch cabinet 1 and circulates the heat exchange plate 306 through the heat exchange pump 314, which further improves the heat dissipation efficiency, can effectively protect the internal components of the distribution switch cabinet, ensure its normal working temperature, and improve the stability and reliability of the equipment.

[0033] It should be understood that the above specific embodiments of the present invention are used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims, or the equivalent forms of such scope and boundaries.

Claims

1. A ventilation and heat dissipation structure for a low-voltage power distribution switch cabinet, characterized in that: The invention comprises a power distribution switch cabinet (1), a cabinet door (2) and a heat dissipation mechanism (3); a placement slot (4) is provided in the power distribution switch cabinet (1); a corresponding cabinet door (2) is movably connected to a notch of the placement slot (4); and a heat dissipation mechanism (3) is fixedly connected to one side of the cabinet door (2); The heat dissipation mechanism (3) comprises a mounting frame (301), a knob (302), a heat dissipation port (303), a heat dissipation fan (304), a baffle (305), a heat exchange plate (306), an air inlet (307), an air inlet fan (308), a worm (309), a worm wheel (310), a transmission rod (311), an adjustment frame (312), an adjustment plate (313), a heat exchange pump (314), a spoiler (315) and an adjustment slot (316); one side of the cabinet door (2) is fixedly connected to the mounting frame (301); the surface of the mounting frame (301) is provided with a heat dissipation port (303) and an air inlet (307) from top to bottom; dustproof nets are provided on one side of the heat dissipation port (303) and the air inlet (307); and a mounting slot (317) is provided in the mounting frame (301).

2. A low-voltage power distribution switch cabinet ventilation and heat dissipation structure according to claim 1, characterized in that: An air inlet fan (308) is fixedly connected to a side of the mounting slot (317) close to the air inlet (307), and a heat exchange pump (314) is fixedly connected to a side of the mounting slot (317) close to the air inlet fan (308); an adjustment frame (312) is fixedly connected to a side of the cabinet door (2) close to the placement slot (4); an adjustment slot (316) is provided on one side of the adjustment frame (312); a heat exchange plate (306) is fixedly connected to a side of the mounting slot (317) close to the adjustment slot (316); and the heat exchange pump (314) and the heat exchange plate (306) are connected to each other via a pipeline.

3. A low-voltage power distribution switch cabinet ventilation and heat dissipation structure according to claim 2, characterized in that: A baffle (305) is fixedly connected to one side of the mounting groove (317) close to the heat dissipation port (303), and a heat dissipation fan (304) is fixedly connected to one side of the baffle (305); the heat dissipation fan (304) and the air intake fan (308) are both electrically connected to an external power supply and the single-chip computer.

4. A low-voltage power distribution switch cabinet ventilation and heat dissipation structure according to claim 3, characterized in that: A worm (309) is movably connected to one side of the adjustment frame (312), a worm wheel (310) is movably connected to one side of the worm (309), and the worm (309) passes through the cabinet door (2) and is provided with a knob (302).

5. A low-voltage power distribution switch cabinet ventilation and heat dissipation structure according to claim 4, characterized in that: A transmission rod (311) is fixedly connected to one side of the worm wheel (310), and an adjustment plate (313) is fixedly connected to the transmission rod (311) on the adjustment slot (316).

6. A low-voltage power distribution switch cabinet ventilation and heat dissipation structure according to claim 5, characterized in that: A plurality of spoilers (315) are arranged at equal distances on the adjustment plate (313), and the spoilers (315) are arranged in a staggered manner. The sizes of the notches of the adjustment plate (313) and the adjustment slots (316) match each other.

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