CN212258828U

CN212258828U - Modular digital motor system

Info

Publication number: CN212258828U
Application number: CN202021141101.8U
Authority: CN
Inventors: 陆犇; 张泽民; 张明月
Original assignee: Shanghai Electric Group Shanghai Electric Machinery Co Ltd
Current assignee: Shanghai Electric Group Shanghai Electric Machinery Co Ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2020-12-29
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a modularized digital motor system, which comprises an on-site motor integration end and a user maintenance supporting equipment end; the field motor integration end comprises a motor body, an active heat dissipation module, a variable frequency speed regulation module, a local control module and an uninterrupted power supply module; the power grid is connected with the uninterruptible power supply module through the transformer, the uninterruptible power supply module outputs alternating current outwards, the alternating current is sequentially connected with the local control module and the variable frequency speed regulation module before being connected with the motor body, and the uninterruptible power supply module, the variable frequency speed regulation module and the local control module are respectively in communication connection with the user maintenance supporting equipment end through wireless communication; the active heat dissipation module comprises a temperature sensor and a heat dissipation fan and is in communication connection with the user maintenance supporting equipment end through wireless communication; the user maintenance supporting equipment end comprises a local display module, an alarm module and a remote control module. The utility model discloses can realize the intelligent control and the long-range fortune dimension of motor.

Description

Modular digital motor system

Technical Field

The utility model relates to a modularization digital motor system for intelligent motor field.

Background

With the development of society and technology, intellectualization gradually becomes the direction of development of various industries. The motor, as an execution terminal inevitably existing in the intelligent device, will determine the degree of intelligent development. At the present stage, global motor manufacturing enterprises mainly take motor body production as a main part, and the traditional motor body cannot meet the intelligent development requirement, so that research and development of a more intelligent motor system are the main targets of technicians. For example, patent No. 201811572792.4 describes a design method of an intelligent motor system, but the system only includes a variable frequency driving main board, a temperature sensor and a vibration sensor, and analog signals of the temperature sensor and the vibration sensor are collected and processed by an analog processing unit, which cannot meet the requirement of intelligent control of the motor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art, provide a modularization digital motor system, it can realize the intelligent control and the long-range fortune dimension of motor.

One technical scheme for achieving the above purpose is as follows: a modularized digital motor system comprises a motor body and an intelligent control module arranged in the motor body, wherein the motor body and the intelligent control module form a field motor integration end;

the field motor integration end comprises a motor body, an active heat dissipation module, a variable frequency speed regulation module, a local control module and an uninterrupted power supply module;

the power grid is connected with the uninterruptible power supply module through a transformer, the uninterruptible power supply module outputs alternating current outwards, the alternating current is sequentially connected with the local control module and the variable frequency speed regulation module before being connected with the motor body, and the uninterruptible power supply module, the variable frequency speed regulation module and the local control module are respectively in communication connection with the user maintenance supporting equipment end through wireless communication; the active heat dissipation module comprises a temperature sensor and a heat dissipation fan and is in communication connection with the user maintenance supporting equipment end through wireless communication;

user dimension guarantor corollary equipment end includes local display module, alarm module and remote control module, local display module receives intelligent control module's motor state in real time, alarm module with send the early warning, remote control module control local control module carries out motor on-off control, remote control module control variable frequency speed control module carries out motor variable frequency speed control, remote control module is according to temperature sensor's temperature data control radiator fan's rotational speed.

Furthermore, local control module includes intelligence switch and body physical switch, the outside alternating current of output of uninterrupted power supply module inserts intelligent switch, intelligent switch pass through wireless communication with remote control module communication connection, body physical switch with intelligent switch connects and the mutual linkage.

Further, the uninterrupted power supply module comprises a distributed battery and a UPS module, the UPS module is connected with a power grid through a transformer, electric energy is output outwards, alternating current is output to the motor body and the distributed power supply is charged, and when the UPS power supply end is powered off, the distributed power supply realizes direct-alternating current conversion through the UPS module and supplies power to the motor.

Further, motor state data of the intelligent control module are uploaded to the cloud remote operation and maintenance workstation in real time through the user maintenance supporting equipment terminal.

The utility model discloses a modularization digital motor system has following advantage: the motor system has the advantages that devices such as the motor body, variable frequency speed regulation, local control, data transmission, uninterrupted power supply, active heat dissipation and the like are modularly integrated from a production end, selective installation is facilitated, optimal matching among modules can be achieved under the condition that the overall function of the motor system is improved, and the motor system is more suitable for being used as an execution terminal of intelligent equipment; the user maintenance supporting equipment end realizes remote presentation of motor state data, so that operation and maintenance personnel can master the motor state all the time and overhaul in time; the concept of active heat dissipation is added, and when the temperature rise of the motor during low-speed work is faster due to variable-frequency speed regulation, the active heat dissipation device can be adjusted, so that the overall temperature of a motor system is quickly reduced, and the service life of the motor is prolonged; the idea of distributing distributed energy is provided, uninterrupted operation of the motor system under the condition of emergency power failure can be guaranteed in a short time, and loss caused by the emergency power failure is reduced; the local control module realizes remote control, and can timely control the remote start and stop of the motor when finding the running risk of the motor.

Drawings

Fig. 1 is a schematic diagram of an on-site motor integration end and a user maintenance supporting equipment end of a modular digital motor system according to the present invention;

fig. 2 is a schematic diagram of the connection relationship between the functional modules of the modular digital motor system according to the present invention.

Detailed Description

In order to better understand the technical solution of the present invention, the following detailed description is made by specific embodiments:

please refer to fig. 1 and fig. 2, the utility model discloses a modularization digital motor system, including motor body and the intelligent control module of setting in motor body, motor body and intelligent control module form on-the-spot motor integrated end 1, the utility model discloses still include user dimension and protect corollary equipment end 2, the two is through industrial internet interconnect.

The field motor integrated terminal 1 comprises a motor body 11, an active heat dissipation module 10, a variable frequency speed regulation module 12, a local control module 13 and an uninterruptible power supply module 14.

The power grid is connected to the uninterruptible power supply module 14 through the transformer, the uninterruptible power supply module 14 outputs alternating current outwards, the alternating current is sequentially connected to the local control module 13 and the variable frequency speed regulation module 12 before being connected to the motor body, and the uninterruptible power supply module 14, the variable frequency speed regulation module 12 and the local control module 13 are in communication connection with the user maintenance supporting equipment terminal 2 through wireless communication respectively. The active heat dissipation module 10 includes a temperature sensor and a heat dissipation fan, and is in communication connection with the user maintenance supporting device terminal 2 through wireless communication. The utility model discloses a motor system mainly includes several big functions of variable frequency speed control, local remote control, incessant stable power supply, initiative heat dissipation, local demonstration and long-range fortune dimension, can be according to the different integrated different functional module hardware of application scenario to realize different function combination.

The variable frequency speed regulation function is mainly realized by the variable frequency speed regulation module 12. Before entering the motor, the alternating current needs to pass through the variable frequency speed regulation module 12, and the variable frequency module can realize communication with a user operation end through a wireless transmission technology, so that the remote variable frequency speed regulation of the motor can be realized by remotely regulating and controlling parameters of the variable frequency module. The local remote control is mainly realized by means of the intelligent switch module 13. The alternating current need pass through intelligent switch module 13 earlier before getting into variable frequency speed control module, intelligent switch passes through the communication that wireless transmission technology realized and user operation end, thereby can the start-stop of remote control motor, local control module includes intelligent switch and body physics switch, the alternating current access intelligent switch of the outside output of uninterrupted power supply module, intelligent switch passes through wireless communication and remote control module communication connection, body physics switch is connected and the mutual linkage with intelligent switch. The uninterrupted stable power supply function is mainly realized by the uninterrupted power supply module 14. This function can be integrated in the motor system in order to reduce losses caused by sudden power outages during use of the motor. The working principle of the module is as follows: under normal conditions, a power grid is communicated with the UPS module through devices such as a transformer, the UPS module outputs stable voltage to supply power to the motor body, and meanwhile, the UPS can charge the distributed battery and store energy sources; when the UPS power supply end is suddenly powered off, the distributed batteries can reversely realize direct current-alternating current conversion through the UPS module, so that energy is provided for the motor, and uninterrupted work under the emergency power-off condition is realized. The active heat dissipation function is mainly realized by the active heat dissipation module 10. In order to prevent the phenomenon that the rotating speed of the coaxial fan is reduced and the temperature of the motor body is increased due to the fact that the rotating speed of the motor is too low in the variable-frequency speed regulation process, an active heat dissipation device capable of independently regulating and controlling the rotating speed is added. The temperature sensor arranged on the surface of the motor detects the temperature value on the surface of the motor, detected data are transmitted to the local control panel in real time for storage and analysis, the algorithm and the expert diagnosis system in the control panel can analyze the temperature of the toilet surface of the motor in real time, so that the temperature value of the stator and the rotor in the motor is calculated, the local control panel adjusts the rotating speed of the active cooling fan according to the temperature rise amplitude, the temperature of the whole motor system is controlled below a certain numerical value, and the active cooling function is realized.

The user maintenance supporting equipment end 2 comprises a local display module, an alarm module and a remote control module, wherein the local display module receives and displays motor state data of the intelligent control module in real time so as to monitor parameters of the motor such as input voltage, current, power, motor vibration, temperature and the like in real time. And calculating and analyzing the internal temperature rise of the motor and the vibration parameters of the motor based on the detection result of the sensor through a built-in algorithm and an expert diagnosis library of the local control board. The voltage and the current are monitored by the power supply input end, and the control board receives an analog signal, converts the analog signal into a digital signal and displays the digital signal locally. When the information such as temperature, vibration, current and the like detected by the sensor exceeds a preset threshold value, the alarm device gives an alarm to remind local users of the type of possible faults. The motor user judges whether professional personnel are needed to solve the problem according to the fault type and the severity so as to prolong the service life of the whole motor. The remote control module controls the local control module to carry out motor on-off control, controls the variable frequency speed control module to carry out motor variable frequency speed control, and controls the rotating speed of the cooling fan according to the temperature data of the temperature sensor. Motor state data of the intelligent control module are uploaded to the cloud remote operation and maintenance workstation in real time through the user maintenance supporting equipment, and data analysis and fault diagnosis are carried out through an expert diagnosis system and technical experts of the remote operation and maintenance workstation, so that a remote operation and maintenance function is achieved.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims

1. A modularized digital motor system comprises a motor body and an intelligent control module arranged in the motor body, wherein the motor body and the intelligent control module form a field motor integration end;

2. The modular digital motor system as recited in claim 1, wherein the local control module comprises an intelligent switch and a physical switch, the ac power outputted from the uninterruptible power supply module is connected to the intelligent switch, the intelligent switch is in communication with the remote control module through wireless communication, and the physical switch is connected to the intelligent switch and is linked to the intelligent switch.

3. The modular digital motor system of claim 1, wherein the uninterruptible power supply module comprises a distributed battery and a UPS module, the UPS module is connected to a power grid through a transformer, and outputs power to the outside while outputting ac power to the motor body and charging the distributed power supply, and when the UPS power supply is disconnected, the distributed power supply performs dc-ac conversion through the UPS module to supply power to the motor.

4. The modular digital motor system of claim 1, wherein motor status data of the intelligent control module is uploaded to a cloud-based remote operation and maintenance workstation in real time by the user maintenance support device.