CN202838670U - Conversion control device and conversion control system - Google Patents
Conversion control device and conversion control system Download PDFInfo
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- CN202838670U CN202838670U CN 201220384927 CN201220384927U CN202838670U CN 202838670 U CN202838670 U CN 202838670U CN 201220384927 CN201220384927 CN 201220384927 CN 201220384927 U CN201220384927 U CN 201220384927U CN 202838670 U CN202838670 U CN 202838670U
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Abstract
The utility model discloses a conversion control device and a conversion control system, wherein a conversion module is used for converting power line carrier signals from a first interface module to serial port signals and providing the serial port signals to a second interface module, and/or converting the power line carrier signals to network signals and providing the network signals to a third interface module; the conversion module is also used for converting the serial port signals from the second interface module to the power line carrier signals and providing the power line carrier signals to the first interface module, and/or converting the serial port signals to the network signals and providing the network signals to the third interface module; and the conversion module is also is also used for converting the network signals from the third interface module to the serial port signals and providing the serial port signals to the second interface module, and/or converting the network signals to the power line carrier signals and providing the power line carrier signals to the first interface module. The conversion control device and the conversion control system can effectively collect data of electric energy meters and convert the data to an appropriate format for transmission to an acquisition terminal and can also convert the data of the acquisition terminal to a format which can be recognized by the electric energy meter and send the format to the electric energy meters, and therefore remote acquisition and transmission of the data of the electric energy meters can be achieved, and the conversion control device and the conversion control system can be used for monitoring the electric energy meters in a remote mode.
Description
Technical field
The utility model relates to the communications field, and especially, relates to a kind of conversion control device and system.
Background technology
In present electrical network, need to the data of electric energy meter be gathered, but electric energy meter often adopts distributed deployment way, therefore, gather and be not easy and realize.
In order to address the above problem, to have proposed to obtain by special acquisition terminal the data of electric energy meter, thereby realized the electric energy meter data acquisition by the robotization mode.
But, because the data layout that electric energy meter can be identified is not identical with the form that acquisition terminal can be identified, therefore, because the incompatible of this form will affect the electric energy meter data acquisition and increase the difficulty of electric energy meter being carried out Long-distance Control.
For the problem that is difficult to gather the electric energy meter data in the correlation technique and controls electric energy meter, effective solution is proposed not yet at present.
The utility model content
Problem for being difficult to gather the electric energy meter data in the correlation technique and controlling electric energy meter the utility model proposes a kind of conversion control device and system, can effectively realize remote collection and the transmission of electric energy meter data, and can the remote monitoring electric energy meter.
The technical solution of the utility model is achieved in that
According to an aspect of the present utility model, a kind of conversion control device is provided, this device comprises modular converter, first interface module, the second interface module and the 3rd interface module, wherein,
Modular converter is used for will being converted to rs 232 serial interface signal from the power carrier signal of first interface module and offering the second interface module, and/or be converted to network signal and offer the 3rd interface module, and be used for to be converted to the carrier wave power carrier signal from the rs 232 serial interface signal of the second interface module and to offer the first interface module, and/or be converted to network signal and offer the 3rd interface module, and be used for to be converted to rs 232 serial interface signal from the network signal of the 3rd interface module and to offer the second interface module, and/or be converted to the carrier wave power carrier signal and offer the first interface module;
The first interface module is used for sending the power carrier signal from modular converter, and the power carrier signal that is used for receiving from the external world offers modular converter;
The second interface module is used for sending the rs 232 serial interface signal from modular converter, and the rs 232 serial interface signal that is used for receiving from the external world offers modular converter;
The 3rd interface module is used for sending the network signal from modular converter, and the network signal that is used for receiving from the external world offers modular converter.
Wherein, this device further comprises:
Processor, be connected with the second interface module, be used for judging that whether the rs 232 serial interface signal of the second interface module reception is for the signal that carries out the transformer inquiry, and be in the situation that is in judged result, processor comprises the feedback information of the numbering of transformer according to the numbering configuration of the transformer of pre-configured and storage;
And the second interface module is used for the feedback feedback information.
Alternatively, the first interface module comprises the power carrier signal interface.
Alternatively, the second interface module comprises 485 signaling interfaces.
Alternatively, the 3rd interface module comprises the rj45 interface.
According to another aspect of the present utility model, a kind of switching control system is provided, this system comprise acquisition terminal, electric energy meter and according to claim 1-5 in each conversion control device, wherein,
The first interface module of conversion control device is connected with acquisition terminal, and the second interface module of conversion control device is connected with electric energy meter.
Alternatively, the first interface module is connected with acquisition terminal by the power carrier line.
Alternatively, the second interface module is connected with electric energy meter by the data bus with 485 interfaces.
According to another aspect of the present utility model, a kind of switching control system is provided, this system comprises acquisition terminal, electric energy meter and conversion control device according to claim 2, wherein,
The second interface module of conversion control device is connected with acquisition terminal, and acquisition terminal is connected with electric energy meter.
The utility model is by realizing the conversion between power carrier signal, network signal, the rs 232 serial interface signal, can effectively gather the data of electric energy meter and be converted to suitable form and be transferred to acquisition terminal, the data of acquisition terminal can also be converted to the form that electric energy meter can identify and send to electric energy meter, thereby realized remote collection and the transmission of electric energy meter data, and can the remote monitoring electric energy meter.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use among the embodiment, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the block diagram according to the conversion control device of the utility model embodiment;
Fig. 2 is the synoptic diagram according to the hardware catenation principle of the conversion control device of the utility model embodiment;
Fig. 3 is the synoptic diagram according to the principle of work of the conversion control device of the utility model embodiment;
Fig. 4 is the block diagram according to an embodiment of the switching control system of the utility model embodiment;
Fig. 5 is the block diagram according to another embodiment of the switching control system of the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skills obtain belongs to the scope that the utility model is protected.
According to embodiment of the present utility model, provide a kind of conversion control device.
As shown in Figure 1, this device comprises modular converter 11, first interface module 12, the second interface module 13 and the 3rd interface module 14.Wherein, modular converter 11 is used for will being converted to rs 232 serial interface signal from the power carrier signal of first interface 12 modules and offering the second interface module 13, and/or be converted to network signal and offer the 3rd interface module 14, and be used for to be converted to the carrier wave power carrier signal from the rs 232 serial interface signal of the second interface 13 modules and to offer first interface module 12, and/or be converted to network signal and offer the 3rd interface module 14, and be used for to be converted to rs 232 serial interface signal from the network signal of the 3rd interface module 14 and to offer the second interface module 13, and/or be converted to the carrier wave power carrier signal and offer first interface module 12;
The second interface module 13 is used for sending the rs 232 serial interface signal (converter S workflow as shown in Figure 3) from modular converter 11, and the rs 232 serial interface signal that is used for receiving from the external world offers modular converter 11;
The 3rd interface module 14 is used for sending the network signal from modular converter 11, and the network signal that is used for receiving from the external world offers modular converter 11.
In addition, this device may further include:
The processor (not shown), be connected with the second interface module 13, be used for judging that whether the rs 232 serial interface signal of the second interface module 13 receptions is for the signal that carries out the transformer inquiry, and be in the situation that is in judged result, processor comprises the feedback information of the numbering of transformer according to numbering (can comprise identification information, positional information, regional information etc., specifically the depend on pre-configured situation) configuration of the transformer of pre-configured and storage;
And the second interface module 13 is used for the feedback feedback information.
Like this, converter M workflow as shown in Figure 3, the application's conversion control device just can receive the platform zone position interrogation signal of acquisition terminal, returns its affiliated platform district numbering (transformer numbering).
Wherein, first interface module 12 comprises the power carrier signal interface.
In addition, the second interface module 13 comprises 485 interfaces.
Therefore, can find out, the function of the conversion control device that the application proposes mainly comprise following some:
(A) modulation /demodulation: 485 signals are converted to power carrier signal, power carrier signal is converted to 485 signals;
(B) protocol forward: the acquisition instructions that acquisition terminal is issued is forwarded to electric energy meter, and the package forward that electric energy meter is uploaded is to acquisition terminal;
(C) communication interface: the low pressure carrier wave interface, be used for the access low-voltage supply line, equipment itself can directly be powered from PLC;
(D) 485 interfaces are used for connecting electric energy meter or acquisition terminal;
(E) can process the specific instruction data according to setting sending and receiving in advance.
As shown in Figure 2, for above-mentioned conversion control device, its inner hardware is selected as follows:
For converter chip (corresponding to above-mentioned first interface module), can select RISE3501.RISE3501 is the highly integrated monolithic system chip (SoC) that can be used for realizing intelligent control network.This chip design meets EIA-709.1 and EIA-709.2 standard criterion, an embedded FR8052 kernel (compatible with standard 8051 kernels) ,-40 ℃～+ 85 ℃ of working temperatures (technical grade standard);
Cortext-M processor (corresponding to above-mentioned modular converter) can be selected STM32F101R8, and the program storage capacity is 64KB, and the RAM capacity is 20KB, has 64 stitch, and operating temperature range is-40 ℃ to+105 ℃;
For 485 chips (corresponding to above-mentioned the second interface module), can select MAX481, the low-power consumption transceiver, speed can reach 2.5Mbps.
In addition, when carrying out the signal forwarding, forwarding process is as follows:
1. clock is set and resets GPIO, USART, SPI, I2C etc.;
2. receive signal and put into order structure;
3. structural information is analyzed, processed or preserve, judgement is from carrier signal or 485 signals or the inquiry of platform zone position;
4. if platform district number information (corresponding to above-mentioned feedback information) is then returned in the inquiry of platform zone position;
5. if other instructions or data directly are forwarded to 485 interfaces or carrier interface;
6. after whenever receiving instruction or data retransmission and finishing, wait for next bar instruction or data.
In addition, for the modulation /demodulation function of modular converter:
1. the baud rate of chip is set, channel speed, sending and receiving control;
Built-in chip type D/A converting circuit DAC and analog to digital conversion circuit ADC.
3. digital signal processing module comprises TX DSP and RX DSP module,
4.TX the DSP module is from TX_buffer receive data bag, modulate signal according to the standard of electric line carrier communication after, directly enter line of electric force after the power line carrier signal is sent to Power Amplifier;
5.RX the demodulation of DSP module is from the signal of line of electric force, recombination data bag.
In addition, for the JTAG debugging interface, selected built-in chip type has the JTAGA debugging interface, can use J-link to be connected debugged program with computing machine.
Although describe in detail for first interface module and the second interface module before, but, the 3rd interface module can be carried out work equally in a comparable manner, and, modular converter can according to user's indication, will be converted to from the signal of an interface signal of any interface in other two interfaces and offer the corresponding interface.
According to embodiment of the present utility model, also provide a kind of switching control system.As shown in Figure 4, this system comprises acquisition terminal 41, electric energy meter 42 and above-mentioned conversion control device 43, and wherein, the first interface module of conversion control device 43 is connected with acquisition terminal 41, and the second interface module of conversion control device 43 is connected with electric energy meter 42.
Wherein, above-mentioned first interface module is connected with acquisition terminal 41 by the power carrier line.
In addition, the second interface module is connected with electric energy meter 42 by the data bus with 485 interfaces.
According on the other hand of the present utility model, also provide a kind of switching control system.
As shown in Figure 5, in this switching control system, above-mentioned conversion control device 43 has adopted different connected modes, and wherein, the second interface module of conversion control device 43 is connected with acquisition terminal 41, and acquisition terminal 41 is connected with electric energy meter 42.In conversion control device 43 inside, processor is connected with the second interface module, be used for judging that whether the network signal of the second interface module reception is for the signal that carries out the transformer inquiry, and be in the situation that is in judged result, processor comprises the feedback information of the numbering of transformer according to the numbering configuration of the transformer of pre-configured and storage.
Like this, just can when acquisition terminal 41 sending station zone position inquiry instruction, return platform zone position information to acquisition terminal 41, realize that the family concerns automatic check function.
In sum, by means of technique scheme of the present utility model, by realizing the conversion between power carrier signal, network signal, the rs 232 serial interface signal, can effectively gather the data of electric energy meter and be converted to suitable form and be transferred to acquisition terminal, the data of acquisition terminal can also be converted to the form that electric energy meter can identify and send to electric energy meter, thereby realized remote collection and the transmission of electric energy meter data, and can the remote monitoring electric energy meter.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. a conversion control device is characterized in that, comprises modular converter, first interface module, the second interface module and the 3rd interface module, wherein,
Described modular converter is used for will being converted to rs 232 serial interface signal from the power carrier signal of described first interface module and offering described the second interface module, and/or be converted to network signal and offer described the 3rd interface module, and be used for to be converted to the carrier wave power carrier signal from the rs 232 serial interface signal of described the second interface module and to offer described first interface module, and/or be converted to network signal and offer described the 3rd interface module, and be used for to be converted to rs 232 serial interface signal from the network signal of described the 3rd interface module and to offer described the second interface module, and/or be converted to the carrier wave power carrier signal and offer described first interface module;
Described first interface module is used for sending the power carrier signal from described modular converter, and the power carrier signal that is used for receiving from the external world offers described modular converter;
Described the second interface module is used for sending the rs 232 serial interface signal from described modular converter, and the rs 232 serial interface signal that is used for receiving from the external world offers described modular converter;
Described the 3rd interface module is used for sending the network signal from described modular converter, and the network signal that is used for receiving from the external world offers described modular converter.
2. conversion control device according to claim 1 is characterized in that, further comprises:
Processor, be connected with described the second interface module, be used for judging that whether the rs 232 serial interface signal of described the second interface module reception is for the signal that carries out the transformer inquiry, and be in the situation that is in judged result, described processor comprises the feedback information of the numbering of described transformer according to the numbering configuration of the transformer of pre-configured and storage;
And described the second interface module is used for feeding back described feedback information.
3. conversion control device according to claim 1 is characterized in that, described first interface module comprises the power carrier signal interface.
4. conversion control device according to claim 1 is characterized in that, described the second interface module comprises 485 signaling interfaces.
5. conversion control device according to claim 1 is characterized in that, described the 3rd interface module comprises the rj45 interface.
6. a switching control system is characterized in that, comprise acquisition terminal, electric energy meter and according to claim 1-5 in each described conversion control device, wherein,
The first interface module of described conversion control device is connected with acquisition terminal, and the second interface module of described conversion control device is connected with described electric energy meter.
7. switching control system according to claim 6 is characterized in that, described first interface module is connected with described acquisition terminal by the power carrier line.
8. switching control system according to claim 6 is characterized in that, described the second interface module is connected with described electric energy meter by the data bus with 485 interfaces.
9. a switching control system is characterized in that, comprise acquisition terminal, electric energy meter and according to claim 1-5 in each described conversion control device, wherein,
The second interface module of described conversion control device is connected with described acquisition terminal, and described acquisition terminal is connected with described electric energy meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220384927 CN202838670U (en) | 2012-08-03 | 2012-08-03 | Conversion control device and conversion control system |
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| CN 201220384927 CN202838670U (en) | 2012-08-03 | 2012-08-03 | Conversion control device and conversion control system |
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| CN202838670U true CN202838670U (en) | 2013-03-27 |
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| CN 201220384927 Expired - Fee Related CN202838670U (en) | 2012-08-03 | 2012-08-03 | Conversion control device and conversion control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108616524A (en) * | 2018-04-13 | 2018-10-02 | 珠海格力电器股份有限公司 | Data transmission method, device and data converter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108616524A (en) * | 2018-04-13 | 2018-10-02 | 珠海格力电器股份有限公司 | Data transmission method, device and data converter |
| WO2019196472A1 (en) * | 2018-04-13 | 2019-10-17 | 珠海格力电器股份有限公司 | Data transmission method and device, and data converter |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20200803 |
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| CF01 | Termination of patent right due to non-payment of annual fee |