Intermediate frequency converter control device

Abstract

According to the technical scheme, the intermediate frequency converter control device is characterized in that the intermediate frequency converter control device comprises a shell, a mounting box is connected to the interior of the shell, and a power module, a rectifier module, a filter module, an inverter module and a control module are connected to the interior of the mounting box; the heat dissipation assembly is arranged in the shell and used for dissipating heat, the inversion module generates intermediate-frequency alternating current output and is used for driving a motor or other intermediate-frequency equipment, feedback signals are input into the control module through a sensor, output is adjusted in real time, stable operation of the system is guaranteed, heat generated by electronic components is absorbed through a vapor chamber, and the heat dissipation effect is improved. Heat is evenly distributed, heat concentration is avoided, flowing of air inside the shell and flowing of air outside the shell are promoted through the heat dissipation holes, the heat dissipation efficiency is improved, an operator starts the motor, the rotating blades can be driven to rotate through rotation of the motor driving shaft, flowing of gas is accelerated through rotation of the rotating blades, heat conversion is accelerated, and the heat dissipation capacity is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of frequency converter, specifically relates to a medium frequency frequency converter control device. BACKGROUND

[0002] Frequency converter is application frequency conversion technology and microelectronic technology, through the way of changing motor working power frequency to control the power control equipment of AC motor. Frequency converter is mainly composed of rectifier (AC to DC), filter, inverter (DC to AC), brake unit, drive unit, detection unit micro processing unit etc. Frequency converter adjusts the voltage and frequency of output power supply by the opening and closing of internal IGBT, provides the power supply voltage required by motor according to the actual need, and further achieves the purpose of energy saving and speed regulation. In addition, frequency converter has many protection functions, such as overcurrent, overvoltage and overload protection.

[0003] For example, the Chinese patent with publication number CN216252510U proposes a medium frequency frequency converter structure. When the height of the frequency converter needs to be adjusted, the pressing rod in the pushing mechanism is pressed into the movable block, the pressing rod pushes the extrusion block to slide along the sliding groove, the extrusion block extrudes the positioning spring, and at the same time, the extrusion block drives the positioning rod to move out of the positioning hole. At this time, the movable block is rotated, the movable block drives the gear plate to rotate, the gear plate pushes the tooth plate to slide along the groove through the support frame, and the tooth plate drives the frequency converter main body to move through the support frame, so as to adjust the height of the frequency converter. The frequency converter fixing device of the utility model has reasonable design, simple and convenient operation, and greatly improves the work efficiency. However, in the scheme, the heat in the converter shell is not easy to dissipate during long-time operation of the converter, and the heat is easy to accumulate in the shell. The heat-dissipating converter is overheated and damaged. Therefore, a medium frequency frequency converter control device is proposed. UTILITY MODEL CONTENTS

[0004] In view of the problems mentioned in the background art, the purpose of the utility model is to provide a medium frequency frequency converter control device to solve the problems mentioned in the background art.

[0005] The above technical purpose of the utility model is realized by the following technical scheme:

[0006] A medium frequency frequency converter control device, comprising: a shell, an installation box is connected inside the shell, a connection power supply module, a rectifier module, a filter module, an inverter module and a control module are connected inside the installation box; a heat dissipation assembly is arranged inside the shell for heat dissipation.

[0007] By adopting the technical scheme, the heat dissipation assembly is arranged, in use, the input power is converted into direct current after being processed by the rectification module and the filtering module, the control module adjusts the output waveform of the inversion module according to the set frequency and voltage parameters, the inversion module generates intermediate frequency alternating current output for driving the motor or other intermediate frequency equipment, the feedback signal is input into the control module through the sensor, the output is adjusted in real time to ensure the stable operation of the system, and the heat dissipation assembly is arranged to dissipate heat for the converter, so that the heat accumulation in the shell is avoided, and the use stability of the converter is ensured.

[0008] Preferably, the heat dissipation assembly comprises: a mounting hole arranged in the inner bottom surface of the mounting box, and a heat conduction plate connected in the mounting hole; and a heat dissipation hole arranged in the inner bottom surface of the shell, and a dust screen connected in the heat dissipation hole.

[0009] By adopting the technical scheme, the heat dissipation assembly comprises: a mounting hole arranged in the inner bottom surface of the mounting box, and a heat conduction plate connected in the mounting hole; and a heat dissipation hole arranged in the inner bottom surface of the shell, and a dust screen connected in the heat dissipation hole.

[0010] Preferably, the heat dissipation assembly further comprises: a mounting plate connected to the inner bottom surface of the shell, a mounting groove arranged in the top surface of the mounting plate, and a motor connected in the mounting groove; and a rotating blade connected to one end of the drive shaft of the motor.

[0011] By adopting the technical scheme, the heat dissipation assembly further comprises: a mounting plate connected to the inner bottom surface of the shell, a mounting groove arranged in the top surface of the mounting plate, and a motor connected in the mounting groove; and a rotating blade connected to one end of the drive shaft of the motor.

[0012] Preferably, one side of the mounting box is provided with a temperature measurement groove, and a temperature sensor is connected in the temperature measurement groove.

[0013] By adopting the technical scheme, the heat dissipation assembly further comprises: a mounting plate connected to the inner bottom surface of the shell, a mounting groove arranged in the top surface of the mounting plate, and a motor connected in the mounting groove; and a rotating blade connected to one end of the drive shaft of the motor.

[0014] Preferably, the top surface of the shell is provided with a protective plate, the top surface of the protective plate is provided with a fixing hole at each corner position, the top surface of the shell is provided with a fixing groove corresponding to the fixing hole, and a fixing bolt is threadedly connected in the fixing hole.

[0015] By adopting the technical scheme, the heat dissipation assembly further comprises: a mounting plate connected to the inner bottom surface of the shell, a mounting groove arranged in the top surface of the mounting plate, and a motor connected in the mounting groove; and a rotating blade connected to one end of the drive shaft of the motor.

[0016] Preferably, the top surface of the mounting box is connected with a buffer pad.

[0017] By adopting the technical scheme, the buffer pad is arranged to buffer and seal the connecting part of the protective plate and the shell, thereby improving the sealing performance of the connection.

[0018] In summary, the utility model mainly has the following beneficial effects:

[0019] The heating plate is arranged, when the electronic components in the converter operate, the heating plate absorbs the heat generated by the electronic components, so that the heat is evenly distributed, and the heat is concentrated, and then the heat dissipation hole promotes the flow of air inside and outside the shell, improves the heat dissipation efficiency, and the motor is arranged, in application, the operator starts the motor, and the rotating blade is driven to rotate by the motor driving shaft, the rotating blade rotates to accelerate the flow of gas, accelerates the heat conversion, and further improves the heat dissipation capacity.

[0020] The temperature sensor is arranged, in use, the temperature in the shell is monitored in real time by the temperature sensor, the practicability is improved, the protective plate is arranged, the operator rotates the fixing bolt, the protective plate is fixed in the shell, the electronic components in the shell are effectively protected, and the protection capacity is improved. DRAWINGS

[0021] Figure 1 is a three-dimensional structure schematic view of the utility model;

[0022] Figure 2 is a protective plate structure schematic view of the utility model;

[0023] Figure 3 is a mounting box structure schematic view of the utility model;

[0024] Figure 4 is a shell cross-sectional view schematic view of the utility model;

[0025] Fig. 1, shell; 2, mounting box; 3, power module; 4, rectifier module; 5, filter module; 6, inverter module; 7, control module; 8, mounting hole; 9, heating plate; 10, heat dissipation hole; 11, mounting plate; 12, mounting groove; 13, motor; 14, rotating blade; 15, temperature measuring groove; 16, temperature sensor; 17, protective plate; 18, fixing hole; 19, fixed groove; 20, fixing bolt; 21, buffer pad. DETAILED DESCRIPTION

[0026] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0027] Reference Figures 1-4 The utility model discloses an intermediate frequency frequency converter control device, including the shell 1, the inside connection has the installation box 2 of shell 1, the inside connection has the connection power module 3, rectifier module 4, filter module 5, inverter module 6, control module 7 of installation box 2 respectively, the heat dissipation component sets up in the inside of shell 1 for heat dissipation, through setting heat dissipation component, when using, input power becomes direct current after rectifier module 4 and filter module 5 processing, control module 7 according to the frequency and voltage parameter of setting, adjust the output waveform of inverter module 6, and inverter module 6 generates intermediate frequency alternating current output, is used for driving motor or other intermediate frequency equipment, feedback signal is input control module 7 through sensor, and real -time adjustment output guarantees system operation stability, and the heat dissipation component is used to the heat dissipation of inverter, avoids the situation that the heat appears in shell 1, guarantees the use stability of inverter, and the heat dissipation component includes installation hole 8, and installation hole 8 is set up in the inside bottom surface of installation box 2, and the inside connection of installation hole 8 is all heat plate 9, and the inside of shell 1 bottom surface sets up heat dissipation hole 10, and the inside connection has dust screen of heat dissipation hole 10, through setting heat plate 9, when the electronic component of inverter runs, the heat generated by electronic component is absorbed through heat plate 9, makes heat even distribution, avoids the concentration of heat, and then promotes the flow of air in the inside of shell 1 and outside air through heat dissipation hole 10, improves the heat dissipation efficiency, and the heat dissipation component still includes mounting plate 11, and mounting plate 11 is connected in the inside bottom surface of shell 1, and the top surface of mounting plate 11 sets up mounting groove 12, and the inside connection has motor 13 of mounting groove 12, and the one end of driving shaft of motor 13 is connected with rotary blade 14, through setting motor 13, when application, operating personnel starts motor 13, and the rotary blade 14 can be driven to rotate through the rotation of driving shaft of motor 13, and the flow of gas is accelerated through the rotation of rotary blade 14, and the heat conversion is accelerated, and the heat dissipation capacity is further improved.

[0028] Reference Figures 1-4The side of the installation box 2 is provided with a temperature measuring groove 15, and the temperature measuring groove 15 is connected with a temperature sensor 16, through the temperature sensor 16, the temperature in the shell 1 is monitored in real time, the practicability is improved, the top surface of the shell 1 is provided with a protective plate 17, the top surface of the protective plate 17 is provided with a fixing hole 18 at four corners respectively, the top surface of the shell 1 is provided with a fixing groove 19 corresponding to the fixing hole 18, and the inside of the fixing hole 18 is screwed with a fixing bolt 20, through the protective plate 17, the protective plate 17 is fixed in the shell 1 by rotating the fixing bolt 20, and the electronic components in the shell 1 are effectively protected, and the protection ability is improved, and the top surface of the installation box 2 is connected with a buffer pad 21, through the buffer pad 21, the connecting part of the protective plate 17 and the shell 1 is sealed and buffered, and the sealing performance of the connection is improved.

[0029] Working principle: please refer to Figures 1-4 As shown, by setting the heat dissipation assembly, in use, the input power is converted into direct current after being processed by the rectifier module 4 and the filter module 5, the control module 7 adjusts the output waveform of the inverter module 6 according to the set frequency and voltage parameters, the inverter module 6 generates intermediate frequency alternating current output for driving the motor or other intermediate frequency equipment, the feedback signal is input into the control module 7 through the sensor, the output is adjusted in real time to ensure the stable operation of the system, the heat dissipation assembly is used for heat dissipation of the converter, so that the heat accumulation in the shell 1 is avoided, and the use stability of the converter is ensured, when the electronic components in the converter are running, the heat generated by the electronic components is absorbed by the heat plate 9, so that the heat is evenly distributed, the heat concentration is avoided, and the flow of the air inside and outside the shell 1 is promoted through the heat dissipation holes 10, so that the heat dissipation efficiency is improved, through the setting of the motor 13, in application, the operator starts the motor 13, and the rotation of the motor 13 driving shaft can drive the rotation of the rotating blade 14, the rotation of the rotating blade 14 accelerates the flow of the gas, accelerates the heat conversion, and further improves the heat dissipation capacity, through the setting of the temperature sensor 16, in use, the temperature in the shell 1 is monitored in real time through the temperature sensor 16, the practicability is improved, through the setting of the protective plate 17, the operator rotates the fixing bolt 20 to fix the protective plate 17 in the shell 1, and the electronic components in the shell 1 are effectively protected, and the protection ability is improved.

[0030] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A medium-frequency inverter control device, characterized in that, include: The outer casing (1) has an internal mounting box (2) connected to it. The internal mounting box (2) is connected to a power supply module (3), a rectifier module (4), a filter module (5), an inverter module (6), and a control module (7). A heat dissipation component is disposed inside the housing (1) for heat dissipation.

2. The medium-frequency inverter control device according to claim 1, characterized in that, The heat dissipation component includes: Mounting hole (8) is provided on the inner bottom surface of the mounting box (2), and a heat spreader plate (9) is connected inside the mounting hole (8); Heat dissipation hole (10) is provided on the inner bottom surface of the outer shell (1), and a dustproof mesh is connected inside the heat dissipation hole (10).

3. The medium-frequency inverter control device according to claim 1, characterized in that, The heat dissipation component also includes: Mounting plate (11) is connected to the inner bottom surface of the outer shell (1). The top surface of the mounting plate (11) is provided with a mounting groove (12), and a motor (13) is connected inside the mounting groove (12). Rotating blade (14) is connected to one end of the drive shaft of the motor (13).

4. The medium-frequency inverter control device according to claim 1, characterized in that, A temperature measuring groove (15) is provided on one side of the mounting box (2), and a temperature sensor (16) is connected inside the temperature measuring groove (15).

5. The medium-frequency inverter control device according to claim 1, characterized in that, The top surface of the outer shell (1) is provided with a protective plate (17), and the four corners of the top surface of the protective plate (17) are respectively provided with fixing holes (18). The top surface of the outer shell (1) is provided with fixing grooves (19) corresponding to the fixing holes (18), and fixing bolts (20) are threaded into the fixing holes (18).

6. The medium-frequency inverter control device according to claim 1, characterized in that, The top surface of the mounting box (2) is connected to a cushioning pad (21).

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