A motor vector variable frequency controller

Abstract

The utility model discloses a motor vector frequency conversion controller, including the box, the box includes the bottom plate, and the top of bottom plate is fixedly connected with the heat dissipation fin, and the one side of heat dissipation fin is installed with the cooling fan, the top of heat dissipation fin is fixedly connected with the circuit board mounting bracket, and the both sides of circuit board mounting bracket are respectively fixedly connected with first circuit board and second circuit board through a plurality of bolts, and the both sides of circuit board mounting bracket are respectively buckle connection has left cover plate and right cover plate, and the top buckle connection of left cover plate and right cover plate has the top plate, the utility model discloses through setting bottom plate, and the top of bottom plate is integrated with heat dissipation fin and circuit board mounting bracket, and through setting circuit board mounting bracket, it is convenient for first circuit board and second circuit board to install, and the heat dissipation fin on bottom plate has increased the heat exchange area, and cooperate cooling fan can quickly export the heat of first circuit board and second circuit board generation, and left cover plate, right cover plate and top plate with circuit board mounting bracket detachable connection have realized the toolless quick dismounting of box.

Description

Technical Field

[0001] This utility model relates to the field of motor technology, specifically to a motor vector frequency converter controller. Background Technology

[0002] In the field of modern industrial automation, motor vector frequency converters, as core equipment, are widely used in CNC machine tools, fans, water pumps, and other equipment. They achieve efficient and precise control of motors by adjusting their voltage and frequency. Traditional motor frequency converters generate a large amount of heat on their internal circuit boards during operation. If this heat cannot be dissipated in time, it will lead to overheating of components, accelerating component aging and even causing malfunctions, seriously affecting the stability and lifespan of the controller. Furthermore, the controller's enclosure typically uses a screw-fastened, enclosed structure, making disassembly and assembly cumbersome and inefficient for troubleshooting or component replacement.

[0003] Based on the above, this utility model proposes a motor vector frequency converter controller, which can effectively solve the above problems. Utility Model Content

[0004] This utility model addresses the shortcomings of the existing technology by providing a motor vector frequency converter.

[0005] This utility model is achieved through the following technical solution:

[0006] A motor vector frequency converter includes a housing, the housing including a base plate, a heat dissipation fin fixedly connected to the top of the base plate, a cooling fan mounted on one side of the heat dissipation fin; a circuit board mounting bracket fixedly connected to the top of the heat dissipation fin, a first circuit board and a second circuit board respectively fixedly connected to both sides of the circuit board mounting bracket by multiple bolts; a left cover plate and a right cover plate snapped onto both sides of the circuit board mounting bracket, and a top plate snapped onto the top of the left cover plate and the right cover plate.

[0007] According to the above technical solution, as a further preferred technical solution, a display screen is provided on the outer surface of the left cover plate.

[0008] According to the above technical solution, as a further preferred technical solution, both sides of the left cover plate and the right cover plate are provided with first slots, and the bottom of both the left cover plate and the right cover plate are provided with multiple first protrusions. The two sides of the circuit board mounting bracket are respectively provided with first buckles that cooperate with the first slots; the two sides of the base plate are respectively provided with multiple first grooves that cooperate with the first protrusions.

[0009] According to the above technical solution, as a further preferred technical solution, the top plate is fixedly connected to the two diagonally opposite ends with second buckles, and the left cover plate and the right cover plate are provided with second slots that cooperate with the second buckles.

[0010] According to the above technical solution, as a further preferred technical solution, the top of the cooling fan is provided with a third buckle, the bottom of the cooling fan is provided with a plurality of second protrusions, one side of the circuit board mounting bracket is provided with a locking block that engages with the third buckle, and one end of the base plate is provided with a plurality of second grooves that engage with the second protrusions.

[0011] According to the above technical solution, as a further preferred technical solution, the base plate, heat dissipation fins and circuit board mounting bracket are an integrated structure.

[0012] Compared with the prior art, this utility model has the following advantages and beneficial effects:

[0013] This utility model provides a motor vector frequency converter controller. By setting a base plate, and integrating heat dissipation fins and a circuit board mounting bracket on the top of the base plate, the circuit board mounting bracket facilitates the installation of the first and second circuit boards. At the same time, the heat dissipation fins on the base plate increase the heat exchange area and form a forced convection channel with the cooling fan, which can quickly dissipate the heat generated by the first and second circuit boards. Meanwhile, the left cover plate, right cover plate, and top plate are detachably connected to the circuit board mounting bracket, realizing tool-free quick disassembly and assembly of the enclosure. Attached Figure Description

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

[0015] Figure 2 This is a schematic diagram of the overall structure of this utility model from another angle;

[0016] Figure 3 This is a schematic diagram of the internal structure of the present invention;

[0017] Figure 4 This is a schematic diagram of the circuit board mounting bracket structure of this utility model;

[0018] Figure 5 This is a schematic diagram of the left cover plate structure of this utility model;

[0019] Figure 6 This is a schematic diagram of the top plate structure of this utility model;

[0020] Figure 7 This is a schematic diagram of the cooling fan structure of this utility model;

[0021] Figure 8This is a schematic diagram of the cooling fan of this utility model from another angle. Detailed Implementation

[0022] To enable those skilled in the art to better understand the technical solution of this utility model, the preferred embodiments of this utility model are described below in conjunction with specific examples. However, it should be understood that the accompanying drawings are for illustrative purposes only and should not be construed as limiting this patent. For better illustration of this embodiment, some components in the drawings may be omitted, enlarged, or reduced, and do not represent the actual product dimensions. It is understandable that some well-known structures and their descriptions may be omitted in the drawings for those skilled in the art. The positional relationships described in the drawings are for illustrative purposes only and should not be construed as limiting this patent.

[0023] A motor vector frequency converter includes a housing, the housing including a base plate 1, a heat dissipation fin 2 fixedly connected to the top of the base plate 1, a cooling fan 3 installed on one side of the heat dissipation fin 2; a circuit board mounting bracket 4 fixedly connected to the top of the heat dissipation fin 2, a first circuit board 6 and a second circuit board 7 respectively fixedly connected to both sides of the circuit board mounting bracket 4 by multiple bolts 5; a left cover plate 8 and a right cover plate 9 respectively snap-fitted to both sides of the circuit board mounting bracket 4, and a top plate 10 snap-fitted to the top of the left cover plate 8 and the right cover plate 9.

[0024] This utility model features a base plate 1 with integrated heat dissipation fins 2 and a circuit board mounting bracket 4 on its top. The circuit board mounting bracket 4 facilitates the installation of the first circuit board 6 and the second circuit board 7. Meanwhile, the heat dissipation fins 2 on the base plate 4 increase the heat exchange area and, together with the cooling fan 3, form a forced convection channel to quickly dissipate the heat generated by the first circuit board 6 and the second circuit board 7. Furthermore, the left cover plate 8, the right cover plate 9, and the top plate 10 are detachably connected to the circuit board mounting bracket 4, enabling tool-free quick assembly and disassembly of the enclosure.

[0025] Furthermore, in another embodiment, a display screen 11 is provided on the outer surface of the left cover plate 8.

[0026] By setting up display screen 11, the human-computer interaction experience has been optimized, making it easier for users to read operating parameters.

[0027] Furthermore, in another embodiment, both sides of the left cover plate 8 and the right cover plate 9 are provided with first slots 12, and the bottom of both the left cover plate 8 and the right cover plate 9 are provided with multiple first protrusions 13. Both sides of the circuit board mounting bracket 4 are provided with first buckles 14 that cooperate with the first slots 12; both sides of the base plate 1 are provided with multiple first grooves 15 that cooperate with the first protrusions 13.

[0028] By setting the first slot 12 and the first protrusion 13, it is easy to connect with the first buckle 14 of the circuit board mounting bracket 4 and the first groove 15 of the base plate 1, realizing tool-free rapid assembly and precise positioning.

[0029] Furthermore, in another embodiment, the top plate 10 is fixedly connected to the two diagonally opposite ends with second buckles 16, and the left cover plate 8 and the right cover plate 9 are provided with second slots 17 that cooperate with the second buckles 16.

[0030] By setting the second buckle 16 and the second slot 17, the top plate 10 can be detachably connected to the left cover plate 8 and the right cover plate 9, thus achieving a stable connection and quick assembly / disassembly of the top plate 10.

[0031] Furthermore, in another embodiment, the top of the cooling fan 3 is provided with a third buckle 18, the bottom of the cooling fan 3 is provided with a plurality of second protrusions 19, one side of the circuit board mounting bracket 4 is provided with a locking block 20 that engages with the third buckle 18, and one end of the base plate 1 is provided with a plurality of second grooves 21 that engage with and connect with the second protrusions 19.

[0032] By setting the third buckle 18 and the second protrusion 19, it is easy to connect with the clip 20 of the circuit board mounting bracket 4 and the second groove 21 of the base plate 1, which facilitates the tool-free disassembly and installation of the cooling fan 3, making installation convenient and easy to replace.

[0033] Furthermore, in another embodiment, the base plate 1, heat dissipation fins 2, and circuit board mounting bracket 4 are an integrated structure.

[0034] Based on the description and accompanying drawings of this utility model, those skilled in the art can easily manufacture or use the motor vector frequency converter of this utility model, and can produce the positive effects described in this utility model.

[0035] Unless otherwise specified, in this utility model, terms such as "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," and "circumferential" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, the terms used to describe orientation or positional relationships in this utility model are for illustrative purposes only and should not be construed as limiting this patent. For those skilled in the art, the specific meaning of the above terms can be understood in conjunction with the accompanying drawings and according to the specific circumstances.

[0036] Unless otherwise expressly specified and limited, the terms "set up," "connected," and "linked" in this utility model should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0037] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Any simple modifications or equivalent changes made to the above embodiments based on the technical essence of the present utility model shall fall within the protection scope of the present utility model.

Claims

1. A motor vector frequency converter, characterized in that: The enclosure includes a base plate (1), a heat dissipation fin (2) fixedly connected to the top of the base plate (1), and a cooling fan (3) installed on one side of the heat dissipation fin (2); a circuit board mounting bracket (4) fixedly connected to the top of the heat dissipation fin (2), and a first circuit board (6) and a second circuit board (7) fixedly connected to both sides of the circuit board mounting bracket (4) by multiple bolts (5); a left cover plate (8) and a right cover plate (9) are snapped to both sides of the circuit board mounting bracket (4), and a top plate (10) is snapped to the top of the left cover plate (8) and the right cover plate (9).

2. The motor vector frequency converter controller according to claim 1, characterized in that: The outer surface of the left cover plate (8) is provided with a display screen (11).

3. A motor vector frequency converter according to claim 1, characterized in that: The left cover plate (8) and the right cover plate (9) are provided with first slots (12) on both sides. The bottom of the left cover plate (8) and the right cover plate (9) are provided with multiple first protrusions (13). The circuit board mounting bracket (4) is provided with first buckles (14) that cooperate with the first slots (12) on both sides. The bottom plate (1) is provided with multiple first grooves (15) that cooperate with the first protrusions (13) on both sides.

4. A motor vector frequency converter according to claim 1, characterized in that: The top plate (10) is fixedly connected to the two diagonally opposite ends with second buckles (16), and the left cover plate (8) and right cover plate (9) are provided with second slots (17) that cooperate with the second buckles (16).

5. A motor vector frequency converter according to claim 1, characterized in that: The top of the cooling fan (3) is provided with a third buckle (18), the bottom of the cooling fan (3) is provided with a plurality of second protrusions (19), one side of the circuit board mounting bracket (4) is provided with a buckle block (20) that engages with the third buckle (18), and one end of the base plate (1) is provided with a plurality of second grooves (21) that engage with the second protrusions (19).

6. A motor vector frequency converter according to claim 1, characterized in that: The base plate (1), heat dissipation fins (2) and circuit board mounting bracket (4) are an integrated structure.

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