CN219204338U

CN219204338U - Frequency converter with fault automatic alarm function

Info

Publication number: CN219204338U
Application number: CN202320058609.9U
Authority: CN
Inventors: 宁耀萱
Original assignee: Shenzhen Ponon Tech Co ltd
Current assignee: Shenzhen Ponon Tech Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-16
Anticipated expiration: 2033-01-06

Abstract

The utility model relates to a frequency converter with an automatic fault alarming function, which comprises a frequency converter shell, wherein an on-line monitor, a microprocessor and a micro-controller are respectively arranged in the frequency converter shell, an alarm is arranged at one corner of the upper end of the frequency converter shell, a buzzer is arranged at the upper end of one side surface of the frequency converter shell, the on-line monitor and a power circuit are electrically connected with each other, the power circuit and the microprocessor are electrically connected with each other, the microprocessor and the micro-controller are electrically connected with each other, and the micro-controller is electrically connected with the alarm and the buzzer respectively.

Description

Frequency converter with fault automatic alarm function

Technical Field

The utility model relates to the technical field of frequency converters, in particular to a frequency converter with an automatic fault alarm function.

Background

A Variable-frequency Drive (VFD) is a power control device that applies a frequency conversion technique and a microelectronics technique to control an ac motor by changing a frequency of a motor operating power supply.

The frequency converter mainly comprises a rectifying unit (alternating current to direct current), a filtering unit, an inverting unit (direct current to alternating current), a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter is used for adjusting the voltage and frequency of the output power supply by switching on and off the internal IGBT, and providing the required power supply voltage according to the actual requirement of the motor, so as to achieve the purposes of energy saving and speed regulation. Along with the continuous improvement of the industrial automation degree, the frequency converter is also widely applied.

The existing frequency converter can only realize the functions of the frequency converter, and is difficult to realize the functions of monitoring and automatically alarming the frequency converter or the circuit where the frequency converter is located, so that certain limitations exist in use.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a frequency converter with an automatic fault alarming function.

In order to achieve the above purpose, the utility model provides a frequency converter with an automatic fault alarming function, which comprises a frequency converter shell, wherein an on-line monitor, a microprocessor and a micro controller are respectively arranged in the frequency converter shell, an alarm is arranged at one corner of the upper end of the frequency converter shell, a buzzer is arranged at the upper end of one side surface of the frequency converter shell, the on-line monitor is electrically connected with a power circuit, the power circuit is electrically connected with the microprocessor, the microprocessor is electrically connected with the micro controller, and the micro controller is electrically connected with the alarm and the buzzer.

Preferably, the mounting plates are fixedly connected to two ends of the rear surface of the frequency converter shell, and mounting holes are formed in four corners of the mounting plates.

Preferably, the rear side surface of the frequency converter shell is fixedly connected with a heat dissipation plate, and the heat dissipation plate is provided with a plurality of heat dissipation plates.

Preferably, the upper surface of the frequency converter shell is provided with heat dissipation holes, and the heat dissipation holes are provided with a plurality of heat dissipation holes.

Preferably, a display and a control switch are respectively arranged at the lower end of one side surface of the frequency converter shell.

Preferably, through holes are formed in two ends of the lower surface of the frequency converter shell, and dust screens are arranged in the through holes.

Preferably, the through hole at the lower end of the frequency converter shell is fixedly connected with the motor through a connecting piece.

Preferably, one end of the motor is in transmission connection with a heat radiation fan.

Preferably, the four corners of the mounting plate are provided with mounting holes.

Compared with the prior art, the utility model has the beneficial effects that:

through the on-line monitor, buzzer and the siren that set up, when using through installing the converter in power supply circuit carries out real-time on-line monitoring to the circuit, when will monitor circuit trouble, timely through siren and buzzer ringing to realize the on-line monitoring of circuit, and timely alarm, avoided present converter generally can only realize the function that itself possesses, the difficult realization is monitored and the function of autoalarm to self or self place's circuit, there is the problem of certain limitation when leading to the use.

Through mounting panel and the mounting hole that set up, use through mounting panel and mounting hole so that install the converter on the wall during the use, through the heating panel that sets up, can make between converter shell and the wall body interval through the heating panel during the use to prevent the temperature of wall body from influencing the use of converter.

Through louvre and the radiator fan that sets up, the motor through on the connecting piece drives the radiator fan and rotates during the use to carry out the heat dissipation to the inside of converter through the radiator fan and handle, distribute away the inside heat of converter through the louvre, prevent that inside temperature from influencing the use of converter excessively, through the dust screen that sets up, can prevent during the use that the dust from getting into the converter inside through radiator fan department, cause the inside difficult problem of clearance of converter.

Drawings

In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments of the present utility model, it being apparent that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without the exercise of inventive effort for a person of ordinary skill in the art.

Fig. 1 is a schematic structural diagram of a frequency converter with an automatic fault alarm function.

Fig. 2 is a top view of a frequency converter with an automatic fault alarm function provided by the utility model.

Fig. 3 is a bottom view of a frequency converter with an automatic fault alarm function according to the present utility model.

Fig. 4 is a block diagram of an internal system of a frequency converter with an automatic fault alarm function.

Reference numerals illustrate:

1. a frequency converter housing; 2. a mounting plate; 3. a heat dissipation plate; 4. a buzzer; 5. a display; 6. a control switch; 7. an alarm; 8. a heat radiation hole; 9. a connecting piece; 10. a heat radiation fan; 11. a dust screen; 12. an on-line monitor; 13. a power supply circuit; 14. a microprocessor; 15. a microcontroller; 16. and (5) mounting holes.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

The terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Referring to fig. 1-4, the utility model provides a frequency converter with an automatic fault alarm function, which comprises a frequency converter shell 1, wherein an on-line monitor 12, a microprocessor 14 and a microcontroller 15 are respectively arranged in the frequency converter shell 1, an alarm 7 is arranged at one corner of the upper end of the frequency converter shell 1, a buzzer 4 is arranged at the upper end of one side surface of the frequency converter shell 1, the on-line monitor 12 and a power circuit 13 are electrically connected with each other, the power circuit 13 and the microprocessor 14 are electrically connected with each other, the microprocessor 14 and the microcontroller 15 are electrically connected with the alarm 7 and the buzzer 4, the microcontroller 15 is electrically connected with the alarm 7 and the buzzer 4 respectively, and when the frequency converter is used, the frequency converter is arranged in the power circuit 13 to perform real-time on-line monitoring on a circuit, and when the circuit fault is monitored, the alarm 7 and the buzzer 4 sound the alarm timely, so that the on-line monitoring of the circuit is realized, and the alarm timely can effectively avoid the problem that the current frequency converter can only realize the functions of the current frequency converter, and is difficult to realize the automatic monitoring of the circuit itself and the function of the current on-line monitoring and the circuit, and the problem of the alarm is limited in use.

Referring to fig. 1-3, two ends of the rear surface of the frequency converter housing 1 are fixedly connected with mounting plates 2, four corners of each mounting plate 2 are provided with mounting holes 16, and when in use, the frequency converter is conveniently mounted on a wall surface through the mounting plates 2 and the mounting holes 16.

Referring to fig. 2 and 3, a heat dissipation plate 3 is fixedly connected to the rear surface of the inverter housing 1, and the heat dissipation plate 3 is provided with a plurality of heat dissipation plates 3, and when in use, the inverter housing 1 and the wall can be separated by the heat dissipation plate 3, so that the temperature of the wall is prevented from affecting the use of the inverter.

Referring to fig. 2, a heat dissipation hole 8 is formed on the upper surface of the inverter housing 1, and a plurality of heat dissipation holes 8 are formed.

Referring to fig. 1, a display 5 and a control switch 6 are respectively disposed at the lower end of one side surface of a transducer housing 1.

Referring to fig. 3, through holes are formed at two ends of the lower surface of the frequency converter housing 1, a dust screen 11 is disposed in the through holes, and dust can be prevented from entering the frequency converter through the heat dissipation fan 10 during use through the dust screen 11, so that the frequency converter is difficult to clean.

Referring to fig. 3, a motor is fixedly connected to the inside of a through hole at the lower end of the frequency converter shell 1 through a connecting piece 9, one end of the motor is connected with a heat dissipation fan 10 in a transmission manner, and the heat dissipation fan 10 is driven to rotate through the motor on the connecting piece 9 when in use through the heat dissipation hole 8 and the heat dissipation fan 10, so that heat in the frequency converter is dissipated through the heat dissipation hole 8 through heat dissipation processing of the inside of the frequency converter, and the use of the frequency converter is prevented from being influenced by the excessive internal temperature.

During the use, through the on-line monitor 12 that sets up, bee calling organ 4 and siren 7, through installing the converter in power supply circuit 13 during the use carries out real-time on-line monitoring to the circuit, when will monitor circuit trouble, timely through siren 7 and bee calling organ 4 sound alarm, thereby realize the on-line monitoring of circuit, and timely alarm, the function that present converter can only realize itself usually has is avoided, the difficult realization is monitored the circuit that self or self was located and the function of automatic alarm, there is the problem of certain limitation during the messenger use, through mounting panel 2 and mounting hole 16 that set up, use through mounting panel 2 and mounting hole 16 so that install the converter on the wall, through the heating panel 3 of setting, can make between converter shell 1 and the wall body through heating panel 3 during the use, thereby prevent the temperature of wall body from influencing the use of converter, through the louvre 8 and heat dissipation fan 10 of setting, the motor drive fan 10 on the use through connecting piece 9 rotates, thereby the inside of converter is handled through fan 10, the inside of converter is difficult to be processed, the inside of converter is difficult to get into the inside through the inside heat dissipation 8 of fan 10, the inside dust can be prevented from getting into the inside through the inside dust and the inside dust can be difficult to get into the inside through the inside dust-proof through the inside of the fan 10 when setting up through the inside dust-proof through the heat dissipation device 11.

The on-line monitoring chip is a circuit monitoring power supply monitoring chip, and the model of the on-line monitoring chip is MAX705MJA883.

The foregoing is merely illustrative of the present utility model and is not to be construed as limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; all equivalent structures or equivalent flow changes made by the specification and the attached drawings of the utility model or directly or indirectly applied to other related technical fields are included in the protection scope of the utility model.

Claims

1. The utility model provides a converter with trouble automatic alarm function which characterized in that: the intelligent frequency converter comprises a frequency converter shell, wherein an on-line monitor, a microprocessor and a micro controller are respectively arranged in the frequency converter shell, an alarm is arranged at one corner of the upper end of the frequency converter shell, a buzzer is arranged at the upper end of one side surface of the frequency converter shell, the on-line monitor and a power circuit are electrically connected with each other, the power circuit and the microprocessor are electrically connected with each other, the microprocessor and the micro controller are electrically connected with each other, and the micro controller is electrically connected with the alarm and the buzzer respectively.

2. A frequency converter with automatic fault alerting function as claimed in claim 1, wherein: and the two ends of the rear side surface of the frequency converter shell are fixedly connected with mounting plates.

3. A frequency converter with automatic fault alerting function as claimed in claim 1, wherein: the rear side surface fixedly connected with heating panel of converter shell, the heating panel is provided with a plurality of.

4. A frequency converter with automatic fault alerting function as claimed in claim 1, wherein: the upper surface of converter shell has seted up the louvre, the louvre is provided with a plurality of.

5. A frequency converter with automatic fault alerting function as claimed in claim 1, wherein: the lower end of one side surface of the frequency converter shell is respectively provided with a display and a control switch.

6. A frequency converter with automatic fault alerting function as claimed in claim 1, wherein: through holes are formed in two ends of the lower surface of the frequency converter shell, and dustproof nets are arranged in the through holes.

7. A frequency converter with automatic fault alerting function as claimed in claim 1, wherein: the inside of the through hole at the lower end of the frequency converter shell is fixedly connected with a motor through a connecting piece.

8. The frequency converter with automatic fault warning function according to claim 7, characterized in that: one end of the motor is connected with a heat dissipation fan in a transmission way.

9. A frequency converter with automatic fault warning function according to claim 2, characterized in that: mounting holes are formed in four corners of the mounting plate.