CN213149518U - Data acquisition device of frequency converter - Google Patents
Data acquisition device of frequency converter Download PDFInfo
- Publication number
- CN213149518U CN213149518U CN202022050276.4U CN202022050276U CN213149518U CN 213149518 U CN213149518 U CN 213149518U CN 202022050276 U CN202022050276 U CN 202022050276U CN 213149518 U CN213149518 U CN 213149518U
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- drive unit
- frequency converter
- ethernet
- data acquisition
- acquisition device
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Abstract
The utility model relates to the field of operation monitoring of frequency converters, and discloses a data acquisition device of a frequency converter, which comprises an ARM processor, a memory, a GPRS unit, an antenna, a communication interface, an Ethernet drive unit, a WIFI drive unit and an IO drive unit, wherein the ARM processor is respectively electrically connected with the memory, the GPRS unit, the antenna, the communication interface, the Ethernet drive unit, the WIFI drive unit and the IO drive unit, the IO drive unit is used for converting an electric signal output by an IO terminal of the ARM processor into an electric signal which can be identified by the frequency converter, when in use, the ARM processor communicates with the frequency converter through the communication interface to acquire an operation parameter of the frequency converter and transmits the parameter value to a cloud end through the drive unit or the Ethernet drive unit to realize remote monitoring, when the parameter of the frequency converter is modified, the ARM processor receives a frequency converter parameter modification value transmitted from the cloud end through the WIFI drive unit or the Ethernet drive unit, and then, modifying the internal parameters of the frequency converter through the communication interface to realize remote modification.
Description
Technical Field
The utility model relates to an operation control field of converter, concretely relates to data acquisition device of converter.
Background
The frequency converter is an electric control device which applies frequency conversion technology and microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor. The frequency converter mainly comprises a rectifying unit, a filtering unit, an inverting unit, a braking unit, a driving unit, a detecting unit micro-processing unit and the like. In automation equipment, the operation parameters of the frequency converter are set in advance, or the operation parameters are modified by the communication between the PLC and the frequency converter, the operation difficulty is high and tedious, if the data volume is large, a large number of programs need to be written, the added hardware cost is high, the equipment compatibility is general, if the PLC cannot be added to actual equipment, the parameters of the frequency converter cannot be adjusted quickly, and the adjusted specific parameters cannot be traced.
SUMMERY OF THE UTILITY MODEL
In view of the not enough of background art, the utility model provides a data acquisition device of converter, the technical problem that solve can only set for in advance the parameter of present converter, perhaps has PLC and converter to carry out the communication adjustment, and the manipulation degree of difficulty is high, can not long-range modification.
For solving the technical problem, the utility model provides a following technical scheme: the utility model provides a data acquisition device of converter, including the ARM treater, a memory, the GPRS unit, an antenna, communication interface, the ethernet drive unit, WIFI drive unit and IO drive unit, the ARM treater respectively with the memory, the GPRS unit, an antenna, communication interface, the ethernet drive unit, WIFI drive unit and IO drive unit electricity are connected, IO drive unit is configured and is converted the signal of telecommunication of the IO terminal output of ARM treater into the distinguishable signal of telecommunication of converter.
Further, the communication interface is an RS485 interface or an RS232 interface, the Ethernet drive unit adopts a drive chip with the model of RTL8201CP, and the WIFI drive unit adopts a drive module with the model of QCA 4004.
Further, the utility model discloses still include the casing, communication interface installs at housing face, and housing face still installs antenna socket, WIFI socket and ethernet socket, and casing internally mounted ARM treater, memory, GPRS unit, ethernet drive unit, WIFI drive unit and IO drive unit, antenna pass through the antenna socket and are connected with the ARM treater electricity, and the WIFI socket is connected with the WIFI drive unit electricity, and the ethernet socket is connected with the ethernet drive unit electricity.
The shell surface is provided with a power interface, the power interface is electrically connected with the step-down direct current conversion unit, and the output voltage of the step-down direct current conversion unit is used for supplying power.
And the surface of the shell is also provided with a terminal strip, and the signal output end of the IO driving unit is electrically connected with the terminals on the terminal strip respectively.
Wherein, the surface of the shell is also provided with an indicator light which is electrically connected with the ARM processor.
Wherein, the surface of the shell is also provided with a clamping groove.
Compared with the prior art, the utility model beneficial effect who has is: when using, the ARM treater carries out the communication through communication interface and converter and acquires the internal parameter of converter, and can send parameter value to the high in the clouds through WIFI drive unit or ethernet drive unit, realize remote monitoring, when modifying the converter parameter, can be at high in the clouds input modification value, then the ARM treater passes through WIFI drive unit or ethernet drive unit and receives the converter parameter modification value that sends from the high in the clouds, modify the concrete internal parameter of converter through communication interface after that, realize remote modification.
Drawings
The utility model discloses there is following figure:
fig. 1 is a block diagram of a hardware interface of the data acquisition device of the present invention;
fig. 2 is a front view of the housing of the present invention;
fig. 3 is a right side view of the housing of the present invention;
fig. 4 is a schematic view of the terminal block of the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, a data acquisition device of converter, including the ARM treater, a memory, the GPRS unit, antenna 3, the communication interface, the ethernet drive unit, WIFI drive unit and IO drive unit, the ARM treater respectively with the memory, the GPRS unit, antenna 3, the communication interface, the ethernet drive unit, WIFI drive unit and IO drive unit electricity are connected, the IO drive unit is configured and is converted the electric signal of the IO terminal output of ARM treater into the distinguishable electric signal of converter.
In this embodiment, the communication interface is an RS485 interface or an RS232 interface, the model of the ARM processor is LPC2478FBD208, the ethernet drive unit adopts a drive chip with a model of RTL8201CP, the WIFI drive unit adopts a drive module with a model of QCA4004, and the GPRS adopts a positioning chip with a model of SIM 900A.
In this embodiment, the IO drive unit includes photoelectric coupler, and photoelectric coupler's primary side is connected with the IO terminal electricity of ARM treater, and photoelectric coupler's secondary side's collecting electrode is connected with the 24V power electricity, and photoelectric coupler's secondary side's emitter passes through resistance ground, and the distinguishable signal of telecommunication of frequency converter is exported with the one end output that photoelectric coupler is connected to this resistance.
As shown in fig. 2, the utility model discloses still include casing 1, 1 surface mounting of casing still has the antenna socket, WIFI socket 4 and ethernet socket, the ethernet socket includes first ethernet socket 5 and second ethernet socket 6, 1 internally mounted ARM treater of casing, a memory, the GPRS unit, the ethernet drive unit, WIFI drive unit and IO drive unit, antenna 3 passes through the antenna socket and is connected with the ARM treater electricity, WIFI socket 4 is connected with WIFI drive unit electricity, first ethernet socket 5 and second ethernet socket 6 are connected with the ethernet drive unit electricity respectively.
As shown in fig. 2, the RUN, TX1, TX2, TX3 and the RF indicator light are mounted on the surface of the housing 1, and the RUN, TX1, TX2, TX3 and the RF indicator light are respectively electrically connected with the ARM processor for displaying the operating state.
As shown in fig. 3, a card slot 2 is provided on the back of the housing 1, and the card slot 2 is used for fixing the housing 1.
As shown in fig. 4, in this embodiment, a terminal row is further installed on the surface of the housing 1, wherein the B2-terminal and the a2+ terminal are communication interfaces, the DC24V terminal and the GND terminal are power interfaces, the power interfaces are electrically connected to the step-down DC conversion unit, since the DC power voltage used in the automation equipment is mostly 24V, the step-down DC conversion unit converts the 24V voltage into 5V voltage, the 5V voltage is used for supplying power, the optional step-down DC conversion unit can use a power converter of model WRB2405CS-3W, the YO terminal, the Y1 terminal, the SS0 terminal, the X0 terminal, the X1 terminal, the H terminal, and the L terminal are electrically connected to the emitter at the secondary side of the photocoupler, respectively, wherein the YO terminal, the Y1 terminal, the SS0 terminal, the X0 terminal, the X1 terminal, the H terminal, and the L terminal can all be used for electrically connecting to the inverter.
The utility model discloses when using, the ARM treater carries out the communication through communication interface and converter and acquires the internal parameter of converter, and can send parameter value to the high in the clouds through WIFI drive unit or ethernet drive unit, realize remote monitoring, when modifying the converter parameter, can modify the value at high in the clouds input, then the ARM treater passes through WIFI drive unit or ethernet drive unit and receives the converter parameter modification value of sending from the high in the clouds, modify the concrete internal parameter of converter through communication interface after that, realize remote modification.
In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. The utility model provides a data acquisition device of converter which characterized in that: including ARM treater, memory, GPRS unit, antenna, communication interface, ethernet drive unit, WIFI drive unit and IO drive unit, the ARM treater is connected with memory, GPRS unit, antenna, communication interface, ethernet drive unit, WIFI drive unit and IO drive unit electricity respectively, IO drive unit is disposed and is converted the distinguishable signal of telecommunication of converter in the signal of telecommunication of the IO terminal output with the ARM treater.
2. The data acquisition device of the frequency converter according to claim 1, wherein: the communication interface is an RS485 interface or an RS232 interface.
3. The data acquisition device of the frequency converter according to claim 1, wherein: the Ethernet driving unit adopts a driving chip with the model number of RTL8201 CP.
4. The data acquisition device of the frequency converter according to claim 1, wherein: the WIFI driving unit adopts a driving module with the model of QCA 4004.
5. The data acquisition device of the frequency converter according to claim 1, wherein: still include the casing, the communication interface is installed shell surface, shell surface still installs antenna socket, WIFI socket and ethernet socket, casing internally mounted ARM treater, memory, GPRS unit, ethernet drive unit, WIFI drive unit and IO drive unit, the antenna passes through antenna socket is connected with the ARM treater electricity, the WIFI socket is connected with the WIFI drive unit electricity, the ethernet socket is connected with the ethernet drive unit electricity.
6. The data acquisition device of the frequency converter according to claim 5, wherein: the shell surface is also provided with a power interface, the power interface is electrically connected with the voltage reduction direct current conversion unit, and the output voltage of the voltage reduction direct current conversion unit is used for supplying power.
7. The data acquisition device of the frequency converter according to claim 5, wherein: and the surface of the shell is also provided with a terminal strip, and the signal output end of the IO driving unit is electrically connected with the terminals on the terminal strip respectively.
8. The data acquisition device of the frequency converter according to claim 5, wherein: and the surface of the shell is also provided with an indicator light which is electrically connected with the ARM processor.
9. The data acquisition device of the frequency converter according to claim 5, wherein: the surface of the shell is also provided with a clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022050276.4U CN213149518U (en) | 2020-09-17 | 2020-09-17 | Data acquisition device of frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022050276.4U CN213149518U (en) | 2020-09-17 | 2020-09-17 | Data acquisition device of frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213149518U true CN213149518U (en) | 2021-05-07 |
Family
ID=75718356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022050276.4U Expired - Fee Related CN213149518U (en) | 2020-09-17 | 2020-09-17 | Data acquisition device of frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213149518U (en) |
-
2020
- 2020-09-17 CN CN202022050276.4U patent/CN213149518U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |
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| CF01 | Termination of patent right due to non-payment of annual fee |