CN218567894U - Super multichannel alternating current-direct current information acquisition and control integrated circuit board - Google Patents
Super multichannel alternating current-direct current information acquisition and control integrated circuit board Download PDFInfo
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- CN218567894U CN218567894U CN202223038237.8U CN202223038237U CN218567894U CN 218567894 U CN218567894 U CN 218567894U CN 202223038237 U CN202223038237 U CN 202223038237U CN 218567894 U CN218567894 U CN 218567894U
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Abstract
The utility model discloses a super multichannel alternating current-direct current information acquisition and control integrated circuit board, the DC supply voltage information that can gather multichannel outside consumer through DC voltage acquisition circuit offers microcontroller, the AC supply current information that can gather multichannel outside consumer through AC current acquisition circuit offers microcontroller, can control electronic switch circuit to all outside consumer output power switch control signal by the collection monitoring through microcontroller, the realization is to all unified power consumption controls by monitoring outside consumer. The utility model discloses an independent integrated circuit board can realize the direct current and the interchange power consumption information acquisition to each consumer to and unified power consumption control, the integrated circuit board reusability is strong, and the integrated level is high, is applicable to the power supply control and the power consumption information acquisition scene of thing networking gateway.
Description
Technical Field
The utility model belongs to the technical field of electronic circuit, concretely relates to super multichannel alternating current-direct current information acquisition and control integrated circuit board.
Background
With the development of communication technology and the improvement of hardware performance, the state monitoring of the electric equipment can be realized through the technology of internet of things. At present, the state monitoring of the electric equipment is generally realized by using a single power supply monitoring device and circuit and a single switch control device and circuit, so that the redundancy and the complexity of the equipment and the circuit are caused. If can all integrate these power consumption monitoring function to a integrated circuit board to integrated operation realization in the thing networking gateway, just can effectively solve this problem. However, the gateway board card of the internet of things, which is common in the market at present, cannot achieve the point well.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a super multichannel alternating current-direct current information acquisition and control integrated circuit board for solve the above-mentioned problem that exists among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a super multichannel alternating current-direct current information acquisition and control integrated circuit board, including integrated microcontroller, electronic switch circuit, direct current voltage acquisition circuit and the alternating current acquisition circuit in the integrated circuit board main part, microcontroller is connected with electronic switch circuit, direct current voltage acquisition circuit and alternating current acquisition circuit respectively, electronic switch circuit is controlled by microcontroller for to outside consumer output switch control signal, direct current voltage acquisition circuit is used for gathering the DC supply voltage information of outside consumer to with DC supply voltage information transmission to microcontroller, alternating current acquisition circuit is used for gathering the alternating current supply current information of outside consumer, and with alternating current supply current information transmission to microcontroller.
When the power supply control circuit is applied, the direct current supply voltage information of the external electric equipment can be collected by the direct current voltage collecting circuit and provided to the microcontroller, the alternating current supply current information of the external electric equipment can be collected by the alternating current collecting circuit and provided to the microcontroller, and the microcontroller can control the electronic switch circuit to output a power switch control signal to the external electric equipment so as to realize the power utilization control of the external electric equipment.
In one possible design, the electronic switching circuit is provided with S power switch control lines, the dc voltage acquisition circuit is provided with N dc power supply voltage information acquisition lines, the ac current acquisition circuit is provided with M ac power supply current information acquisition lines, and S = N + M, N and M are integers greater than 1. When the monitoring device is applied, the direct current supply voltage information of the multi-channel external electric equipment can be collected by the direct current voltage collecting circuit and provided to the microcontroller, the alternating current supply current information of the multi-channel external electric equipment can be collected by the alternating current collecting circuit and provided to the microcontroller, the microcontroller can control the electronic switch circuit to output power switch control signals to all the collected and monitored external electric equipment, and unified electric control over all the monitored external electric equipment is achieved. The microcontroller controls the corresponding external electric equipment according to the direct-current supply voltage information of each direct-current supply external electric equipment and the alternating-current supply current information of each alternating-current supply external electric equipment.
In one possible design, the electronic switch circuit comprises an 8-channel selector chip, a first connecting terminal and an 8-channel electronic switch, wherein an input end of the 8-channel selector chip is connected with the microcontroller, and 8 output ends of the 8-channel selector chip are respectively butted with the 8-channel electronic switch through the first connecting terminal so as to control 8-channel power switch control circuits. When the electronic switch is applied, the 8-channel selector chip is in butt joint with the microcontroller, and gating of the 8-channel electronic switch is achieved.
In one possible design, the 8-channel selector chip employs a CD4051 chip.
In a possible design, the direct current voltage acquisition circuit comprises an RS485 transceiver chip, a second wiring terminal and a direct current voltage collector, the RS485 transceiver chip is electrically connected with the microcontroller, and an acquisition terminal bus of the RS485 transceiver chip is connected with 5 direct current voltage collectors in a hanging mode through the second wiring terminal. When the device is applied, the direct current supply voltage information of 5 circuits of external electric equipment can be collected through 5 direct current voltage collectors, and the direct current supply voltage information of the 5 circuits of external electric equipment can be uniformly transmitted to the microcontroller through the RS485 transceiver chip.
In one possible design, the RS485 transceiver chip is an SSP485 type transceiver chip, and the dc voltage collector is a dc voltage collector with an RS485 output interface.
In a possible design, alternating current acquisition circuit is equipped with 3 way alternating current supply current information acquisition lines, and every way alternating current supply current information acquisition line all includes current sampling circuit, third binding post and current transformer, current sampling circuit electric connection microcontroller, and current sampling circuit's sampling end passes through third binding post butt joint current transformer. When the current transformer is applied, 3 paths of alternating current power supply current information of external electric equipment can be collected through 3 current transformers, the alternating current power supply current information corresponding to the current transformers can be transmitted to the microcontroller through 3 paths of current sampling circuits, and 3 paths of alternating current power supply current information collection are achieved.
In one possible design, the microcontroller is an MS51PC0AE type microcontroller.
Has the advantages that: the utility model discloses a direct current supply voltage information that multichannel outside consumer can be gathered to direct current voltage acquisition circuit provides microcontroller, and the alternating current supply current information that multichannel outside consumer can be gathered through alternating current acquisition circuit provides microcontroller, can control electronic switch circuit through microcontroller to all outside consumer output power switch control signals by the monitoring of gathering, realizes all unified power consumption control by monitoring outside consumer. The utility model discloses an independent integrated circuit board can realize the direct current and the interchange power consumption information acquisition to each consumer to and unified power consumption control, the integrated circuit board reusability is strong, and the integrated level is high, is applicable to the power supply control and the power consumption information acquisition scene of thing networking gateway.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic circuit diagram of a microcontroller according to an embodiment;
FIG. 2 is a circuit diagram of an embodiment 8 channel selector chip;
FIG. 3 is a schematic circuit diagram of the first connection terminal in the embodiment;
FIG. 4 is a schematic circuit diagram of an embodiment of an 8-way electronic switch;
FIG. 5 is a schematic circuit diagram of an RS485 transceiver chip in an embodiment;
fig. 6 is a schematic diagram of a current sampling circuit in an embodiment.
Detailed Description
It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. This invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
It is to be understood that, unless expressly stated or limited otherwise, the term "connected" is to be interpreted broadly, as meaning fixed or detachable connections or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the examples can be understood by those of ordinary skill in the art according to specific situations.
In the following description, specific details are provided to facilitate a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. For example, systems may be shown in block diagrams in order not to obscure the examples in unnecessary detail. In other instances, well-known processes, structures and techniques may be shown without unnecessary detail in order to avoid obscuring the embodiments.
Example (b):
the embodiment provides an ultra-multipath alternating current and direct current information acquisition and control board card, as shown in fig. 1 to 6, the ultra-multipath alternating current and direct current information acquisition and control board card comprises a microcontroller U3, an electronic switch circuit, a direct current voltage acquisition circuit and an alternating current acquisition circuit which are integrated on a board card main body, wherein the microcontroller U3 is respectively connected with the electronic switch circuit, the direct current voltage acquisition circuit and the alternating current acquisition circuit, the electronic switch circuit is controlled by the microcontroller U3 and is used for outputting a power switch control signal to external electric equipment, the direct current voltage acquisition circuit is used for acquiring direct current supply voltage information of the external electric equipment and transmitting the direct current supply voltage information to the microcontroller U3, and the alternating current acquisition circuit is used for acquiring alternating current supply current information of the external electric equipment and transmitting the alternating current supply current information to the microcontroller U3.
In specific implementation, the electronic switch circuit may have S power switch control lines, the dc voltage acquisition circuit may have N dc power supply voltage information acquisition lines, the ac current acquisition circuit may have M ac power supply current information acquisition lines, and S = N + M, where N and M are integers greater than 1. The direct current supply voltage information of the multi-channel external electric equipment can be collected through the direct current voltage collecting circuit and provided to the microcontroller U3, the alternating current supply current information of the multi-channel external electric equipment can be collected through the alternating current collecting circuit and provided to the microcontroller U3, the electronic switch circuit can be controlled through the microcontroller U3 to output power switch control signals to all the collected and monitored external electric equipment, and unified electric control over all the monitored external electric equipment is achieved. The microcontroller U3 performs power utilization control on the corresponding external power utilization device according to the dc power supply voltage information of each dc power supply external power utilization device and the ac power supply current information of each ac power supply external power utilization device.
Exemplarily, in the present embodiment, the electronic switch circuit includes an 8-channel selector chip U1, a first connection terminal J5, and an 8-channel electronic switch S1, an input terminal of the 8-channel selector chip U1 is connected to the microcontroller U3, and 8 output terminals of the 8-channel selector chip U1 are respectively connected to the 8-channel electronic switch S1 through the first connection terminal J5 to control the 8-channel power switch control circuit. The 8-channel selector chip U1 is in butt joint with the microcontroller U3, and gating of the 8-channel electronic switch S1 is achieved. The 8-channel selector chip U1 adopts a CD4051 chip.
The direct current voltage acquisition circuit comprises an RS485 transceiver chip U2, a second wiring terminal J2 and a direct current voltage collector, the RS485 transceiver chip U2 is electrically connected with a microcontroller U3, and an acquisition end (A, B) bus of the RS485 transceiver chip U2 is connected with 5 direct current voltage collectors in a hanging mode through the second wiring terminal J2. Can gather 5 outside consumer's DC supply voltage information through 5 DC voltage collectors, can transmit 5 outside consumer's DC supply voltage information to microcontroller U3 in unison through RS485 transceiver chip U2. The RS485 transceiver chip U2 adopts an SSP485 type transceiver chip, and the direct current voltage collector adopts a direct current voltage collector with an RS485 output interface. The SSP485 chip is used for RS485 communication, is a high-speed transceiver for half-duplex communication, has a failure protection circuit and a low slew rate driver, can reduce EMI and reflection caused by improper terminal matching cables, realizes error-free data transmission of up to 500kbps, has 1/8 unit load input impedance of a receiver, and can be connected with up to 256 transceivers on a bus. The DC voltage collector can be selected from ZH-4211, ZH-4212, ZH-4223, etc.
The alternating current acquisition circuit is equipped with 3 way alternating current supply current information acquisition circuits, and every way alternating current supply current information acquisition circuit all includes current sampling circuit, third binding post and current transformer, current sampling circuit electric connection microcontroller U3, and current sampling circuit's sampling end passes through third binding post (J1, J3, J4) butt joint current transformer. Can gather 3 external consumer's alternating current supply current information through 3 current transformer, can be respectively with the alternating current supply current information transmission to microcontroller U3 that corresponds current transformer through 3 way current sampling circuit, realize 3 way alternating current supply current information collection.
The microcontroller U3 adopts an MS51PC0AE type microcontroller. The MS51PC0AE has an enhanced 8-bit 8051 kernel microcontroller (1T working mode) with Flash, the working frequency is up to 24MHz, the working range of the supporting voltage is 2.4V to 5.5V, the industrial grade working temperature is-40 ℃ to 105 ℃, the microcontroller comprises 32K bytes of Flash and an additional 2K bytes of on-chip auxiliary RAM, and the microcontroller is provided with abundant peripheral equipment, such as 30 general I/O, a timer, a watchdog timer, 2 groups of UARTs, 1 group of SPI, 1 group of I2C, 12X 16-bit PWM, 15 circuits of 12-bit ADC, 3 groups of ISO 7816 and the like, and is suitable for monitoring the electricity utilization of the Internet of things under the scene.
Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an ultra multichannel alternating current-direct current information acquisition and control integrated circuit board, its characterized in that, includes integrated microcontroller, electronic switch circuit, direct current voltage acquisition circuit and the alternating current acquisition circuit in the integrated circuit board main part, microcontroller respectively with electronic switch circuit, direct current voltage acquisition circuit and alternating current acquisition circuit connection, electronic switch circuit is controlled by microcontroller for to external consumer output switch control signal, direct current voltage acquisition circuit is used for gathering external consumer's direct current supply voltage information to with direct current supply voltage information transmission to microcontroller, alternating current acquisition circuit is used for gathering external consumer's alternating current supply current information, and with alternating current supply current information transmission to microcontroller.
2. The ultra-multipath AC/DC information collection and control board card as recited in claim 1, wherein the electronic switch circuit is provided with S power switch control lines, the DC voltage collection circuit is provided with N DC supply voltage information collection lines, the AC current collection circuit is provided with M AC supply current information collection lines, and S = N + M, N and M are integers greater than 1.
3. The ultra-multi-channel AC/DC information acquisition and control board card as claimed in claim 2, wherein the electronic switch circuit comprises 8 channel selector chips, a first connection terminal and 8 electronic switches, wherein the input terminal of the 8 channel selector chip is connected to the microcontroller, and the 8 output terminals of the 8 channel selector chip are respectively connected to the 8 electronic switches through the first connection terminal so as to control the 8 power switch control circuits.
4. The ultra-multi-channel AC/DC information acquisition and control board card as claimed in claim 3, wherein the 8-channel selector chip is a CD4051 chip.
5. The ultra-multi-channel AC/DC information acquisition and control board card according to claim 2, wherein the DC voltage acquisition circuit comprises an RS485 transceiver chip, a second connection terminal and DC voltage collectors, the RS485 transceiver chip is electrically connected with the microcontroller, and 5 DC voltage collectors are hooked on an acquisition terminal bus of the RS485 transceiver chip through the second connection terminal.
6. The board of claim 5, wherein the RS485 transceiver chip is SSP485 type, and the DC voltage collector is a DC voltage collector with an RS485 output interface.
7. The ultra-multipath AC/DC information collection and control board card according to claim 2, wherein the AC current collection circuit is provided with 3 AC power supply current information collection lines, each AC power supply current information collection line comprises a current sampling circuit, a third connection terminal and a current transformer, the current sampling circuit is electrically connected with the microcontroller, and a sampling end of the current sampling circuit is in butt joint with the current transformer through the third connection terminal.
8. The ultra-multi-channel AC/DC information acquisition and control board card as recited in claim 1, wherein the microcontroller is an MS51PC0AE type microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223038237.8U CN218567894U (en) | 2022-11-14 | 2022-11-14 | Super multichannel alternating current-direct current information acquisition and control integrated circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223038237.8U CN218567894U (en) | 2022-11-14 | 2022-11-14 | Super multichannel alternating current-direct current information acquisition and control integrated circuit board |
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| Publication Number | Publication Date |
|---|---|
| CN218567894U true CN218567894U (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223038237.8U Active CN218567894U (en) | 2022-11-14 | 2022-11-14 | Super multichannel alternating current-direct current information acquisition and control integrated circuit board |
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| Country | Link |
|---|---|
| CN (1) | CN218567894U (en) |
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- 2022-11-14 CN CN202223038237.8U patent/CN218567894U/en active Active
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