Heat dissipation structure of high-voltage frequency converter

Abstract

The utility model discloses a heat radiation structure of a high-voltage frequency converter, comprising a cover plate rotatably connected with one side of the high-voltage frequency converter, one side of the cover plate is fixedly connected with a guide rail, and a plurality of inner frames and heat radiation fans are additionally arranged according to the external environment and the heat generated in the operation process of the high-voltage frequency converter. The inner frame provided with the heat dissipation fan is placed in the center of the guide rail, then the inner frame slides to the needed position on the inner side of the guide rail according to actual needs, finally, the screw with the top end provided with the pressing ring penetrates through the inner side of the U-shaped limiting hole to be in threaded connection with the inner frame, and the heat dissipation fan is driven to rotate along with continuous rotation of the screw. When the high-voltage frequency converter is used, the bottom of the gasket on one side of the pressing ring fully extrudes the guide rail, so that the positions of the inner frames and the cooling fan are fixed, finally the cooling fan is turned on for cooling, and targeted cooling can be effectively carried out according to the temperature in the environment and in the using process of the high-voltage frequency converter. And the risk that electronic components in the high-voltage frequency converter are damaged due to high temperature influence is effectively reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of high-voltage frequency converters, and in particular relates to a heat dissipation structure of a high-voltage frequency converter. Background Art

[0002] High-voltage inverter is a highly efficient power conversion device used to regulate high-voltage power supply and achieve smooth frequency and voltage adjustment. It is widely used in industrial fields, especially in fields such as electricity, energy, transportation and environment that have high requirements for efficiency, energy saving and environmental protection.

[0003] The number of existing heat dissipation structures for some high-voltage inverters is generally limited, and their positions are relatively fixed. When the temperature of the area where the high-voltage inverter is installed and the heat generated during its own operation are high, it is difficult to provide more powerful heat dissipation treatment, which can easily cause the electronic components inside the high-voltage inverter to be damaged due to high temperature, which is very inconvenient. Utility Model Content

[0004] The technical problem to be solved by the present invention is to overcome the existing defects and provide a high-voltage inverter heat dissipation structure to solve the problem that the existing heat dissipation structures of some high-voltage inverters proposed in the above background technology are generally limited in number and fixed in position. When the temperature of the area where the high-voltage inverter is installed and the heat generated during its own operation are high, it is difficult to provide more powerful heat dissipation treatment, which can easily cause the electronic components inside the high-voltage inverter to be damaged due to high temperature, which is quite inconvenient.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-voltage inverter heat dissipation structure, comprising a cover plate rotatably connected to one side of the high-voltage inverter, one side of the cover plate is fixedly connected to a guide rail, the inner side of the guide rail is symmetrically provided with a plurality of U-shaped limit holes, the inner sides of the U-shaped limit holes are movably connected with screws, and the screws are symmetrically provided with a plurality of screws, the outer sides of the top ends of the screws are fixedly connected with pressure rings, the outer sides of the bottom ends of the screws are threadedly connected with inner frames, the inner sides of the inner frames are fixedly connected with heat dissipation fans, and the outer sides of the inner frames are slidably connected with guide rails.

[0006] Preferably, the guide rail is made of aluminum alloy, and a cover plate is fixedly connected to one side of the guide rail.

[0007] Preferably, a ruler is fixedly connected to one side of the guide rail, and a cover plate is fixedly connected to the other side of the guide rail.

[0008] Preferably, a handle is fixedly connected to one side of the inner frame, and a plurality of the handles are symmetrically arranged.

[0009] Preferably, a knob is fixedly connected to one side of the pressure ring, and a plurality of knobs are symmetrically arranged, and a screw is fixedly connected to the inner side of the pressure ring.

[0010] Preferably, a gasket is movably connected to the outer side of one end of the screw.

[0011] Preferably, a bracket is fixedly connected to one side of the bottom of the guide rail, two brackets are symmetrically arranged, both of the brackets are triangular structures, and a cover plate is fixedly connected to one side of the bracket.

[0012] Preferably, a plurality of heat dissipation holes are symmetrically arranged on the inner side of the cover plate, and a high-voltage frequency converter is rotatably connected to one side of the cover plate.

[0013] Compared with the prior art, the utility model provides a high-voltage inverter heat dissipation structure, which has the following beneficial effects:

[0014] 1. The utility model provides a guide rail, wherein a plurality of U-shaped limiting holes are symmetrically provided on the inner side of the guide rail, and a screw rod is movably connected to the inner side of the U-shaped limiting hole, and a pressure ring is fixedly connected to the outer side of one end of the screw rod, and an inner frame is threadedly connected to the outer side of the other end of the screw rod, and a heat dissipation fan is fixedly connected to the inner side of the inner frame. According to the external environment and the heat generated by the high-voltage frequency converter itself during operation, a plurality of inner frames and heat dissipation fans are added, and the inner frame equipped with the heat dissipation fan is placed in the center position of the guide rail, and then the inner frame is slid to the required position on the inner side of the guide rail according to actual needs, and finally the screw rod with a pressure ring on the top is threadedly connected to the inner frame through the inner side of the U-shaped limiting hole. As the screw rod continues to rotate, the bottom of the gasket on one side of the pressure ring will fully squeeze the guide rail, thereby fixing the positions of each inner frame and the heat dissipation fan, and finally the heat dissipation fan is turned on for heat dissipation, which can effectively perform targeted heat dissipation according to the temperature in the environment and the temperature of the high-voltage frequency converter itself during use, and effectively reduce the risk of damage to electronic components in the high-voltage frequency converter caused by high temperature;

[0015] 2. The utility model provides a knob, one side of the knob is fixedly connected to a pressure ring, and the inner side of the pressure ring is fixedly connected to a screw, which can effectively facilitate personnel to directly pinch and rotate;

[0016] 3. The utility model provides a gasket, the inner side of which is movably connected to a screw rod, and the outer side of the top of the screw rod is fixedly connected to a pressure ring, which can effectively reduce the looseness of the screw rod and the pressure ring during long-term use.

[0017] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model has a scientific and reasonable structure, is safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 This is an axonometric structural diagram of a high-voltage inverter heat dissipation structure proposed by the utility model;

[0020] Figure 2 for Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0021] Figure 3 for Figure 1 A schematic diagram of the enlarged structure at B in the middle;

[0022] Figure 4 This is a schematic diagram of the axonometric structure of a guide rail of a high-voltage inverter heat dissipation structure proposed by the utility model;

[0023] Figure 5 This is a front view structural diagram of a guide rail of a high-voltage inverter heat dissipation structure proposed by the utility model;

[0024] Figure 6 for Figure 5 Schematic diagram of the enlarged structure at C in the middle;

[0025] In the figure: high-voltage inverter 1, cover plate 2, guide rail 3, U-shaped limit hole 4, screw 5, pressure ring 6, inner frame 7, cooling fan 8, cooling hole 9, ruler 10, gasket 11, bracket 12, knob 13, handle 14. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figure 1-6The utility model provides a technical solution: a high-voltage inverter heat dissipation structure, including a cover plate 2 rotatably connected to one side of the high-voltage inverter 1, a guide rail 3 fixedly connected to one side of the cover plate 2, a plurality of U-shaped limiting holes 4 symmetrically arranged on the inner side of the guide rail 3, screws 5 movably connected to the inner sides of the U-shaped limiting holes 4, a plurality of screws 5 symmetrically arranged, a pressure ring 6 fixedly connected to the outer side of the top of the screw 5, an inner frame 7 threadedly connected to the outer side of the bottom of the screw 5, a cooling fan 8 fixedly connected to the inner side of the inner frame 7, a guide rail 3 slidably connected to the outer side of the inner frame 7, a plurality of inner frames 7 and cooling fans 8 are added according to the external environment and the heat generated by the high-voltage inverter 1 itself during operation, The inner frame 7 equipped with the cooling fan 8 is placed at the center position of the guide rail 3, and then the inner frame 7 is slid to the required position on the inner side of the guide rail 3 according to actual needs, and finally the screw 5 with the pressure ring 6 on the top is threadedly connected with the inner frame 7 through the inner side of the U-shaped limiting hole 4. As the screw 5 continues to rotate, the bottom of the gasket 11 on one side of the pressure ring 6 will fully squeeze the guide rail 3, thereby fixing the positions of each inner frame 7 and the cooling fan 8. Finally, the cooling fan 8 is turned on for heat dissipation, which can effectively perform targeted heat dissipation according to the temperature in the environment and the temperature of the high-voltage inverter 1 itself during use, and effectively reduce the risk of damage to electronic components in the high-voltage inverter 1 due to high temperature.

[0028] In the present invention, preferably, the guide rail 3 is made of aluminum alloy, and a cover plate 2 is fixedly connected to one side of the guide rail 3, which has relatively good hardness and is relatively light.

[0029] In the present invention, preferably, a scale 10 is fixedly connected to one side of the guide rail 3, and a cover plate 2 is fixedly connected to the other side of the guide rail 3, so as to effectively mark the sliding amplitude and position of each cooling fan 8.

[0030] In the present invention, preferably, one side of the inner frame 7 is fixedly connected with a handle 14 , and a plurality of handles 14 are symmetrically arranged, which effectively facilitates personnel to directly hold and slide the inner frame 7 .

[0031] In the present invention, preferably, a knob 13 is fixedly connected to one side of the pressure ring 6, and a plurality of knobs 13 are symmetrically arranged. A screw rod 5 is fixedly connected to the inner side of the pressure ring 6, which can effectively facilitate personnel to pinch and rotate.

[0032] In the present invention, preferably, a gasket 11 is movably connected to the outer side of one end of the screw rod 5, which can effectively reduce the looseness of the screw rod 5 during long-term use.

[0033] In the utility model, preferably, a bracket 12 is fixedly connected to one side of the bottom of the guide rail 3, two brackets 12 are symmetrically arranged, both of which are triangular structures, and a cover plate 2 is fixedly connected to one side of the bracket 12, which can effectively reduce the sagging amount generated by the guide rail 3 during long-term use.

[0034] In the utility model, preferably, a plurality of heat dissipation holes 9 are symmetrically arranged on the inner side of the cover plate 2, and a high-voltage inverter 1 is rotatably connected to one side of the cover plate 2, which can effectively improve the evacuation speed of the internal heat during the use of the high-voltage inverter 1.

[0035] The working principle and use process of the utility model: when in use, according to the external environment and the heat generated by the high-voltage inverter 1 itself during operation, a plurality of inner frames 7 and cooling fans 8 are installed, and the inner frame 7 equipped with the cooling fan 8 is placed at the center position of the guide rail 3, and then according to actual needs, the inner frame 7 is slid to the required position on the inner side of the guide rail 3, and finally the screw 5 with a pressure ring 6 on the top is threadedly connected with the inner frame 7 through the inner side of the U-shaped limiting hole 4. With the continuous rotation of the screw 5, the bottom of the gasket 11 on one side of the pressure ring 6 will fully squeeze the guide rail 3, thereby fixing the position of each inner frame 7 and the cooling fan 8, and finally turning on the cooling fan 8 for heat dissipation, which can effectively perform targeted heat dissipation according to the temperature in the environment and the temperature of the high-voltage inverter 1 itself during use, and effectively reduce the risk of damage to electronic components in the high-voltage inverter 1 due to high temperature.

[0036] 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. A high-voltage inverter heat dissipation structure, comprising a cover plate (2) rotatably connected to one side of a high-voltage inverter (1), Features: A guide rail (3) is fixedly connected to one side of the cover plate (2), a plurality of U-shaped limiting holes (4) are symmetrically arranged on the inner side of the guide rail (3), a screw rod (5) is movably connected to the inner side of the U-shaped limiting holes (4), a plurality of screw rods (5) are symmetrically arranged, a pressure ring (6) is fixedly connected to the outer side of the top end of the screw rod (5), an inner frame (7) is threadedly connected to the outer side of the bottom end of the screw rod (5), a heat dissipation fan (8) is fixedly connected to the inner side of the inner frame (7), and a guide rail (3) is slidably connected to the outer side of the inner frame (7).

2. A high voltage inverter heat dissipation structure according to claim 1, Features: The guide rail (3) is made of aluminum alloy, and a cover plate (2) is fixedly connected to one side of the guide rail (3).

3. A high voltage inverter heat dissipation structure according to claim 1, Features: One side of the guide rail (3) is fixedly connected to a scale (10), and the other side of the guide rail (3) is fixedly connected to a cover plate (2).

4. A high-voltage inverter heat dissipation structure according to claim 1, Features: One side of the inner frame (7) is fixedly connected with a handle (14), and a plurality of the handles (14) are symmetrically arranged.

5. A high-voltage inverter heat dissipation structure according to claim 1, Features: A knob (13) is fixedly connected to one side of the pressure ring (6), and a plurality of knobs (13) are symmetrically arranged. A screw rod (5) is fixedly connected to the inner side of the pressure ring (6).

6. A high voltage inverter heat dissipation structure according to claim 1, Features: A gasket (11) is movably connected to the outer side of one end of the screw rod (5).

7. The high-voltage inverter heat dissipation structure according to claim 1, Features: A bracket (12) is fixedly connected to one side of the bottom of the guide rail (3), two brackets (12) are symmetrically arranged, each of the brackets (12) is a triangular structure, and a cover plate (2) is fixedly connected to one side of the bracket (12).

8. The high-voltage inverter heat dissipation structure according to claim 1, Features: A plurality of heat dissipation holes (9) are symmetrically arranged on the inner side of the cover plate (2), and a high-voltage frequency converter (1) is rotatably connected to one side of the cover plate (2).

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