CN210015357U - POE interface gateway device based on wisdom lamp pole - Google Patents
POE interface gateway device based on wisdom lamp pole Download PDFInfo
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- CN210015357U CN210015357U CN201921357160.6U CN201921357160U CN210015357U CN 210015357 U CN210015357 U CN 210015357U CN 201921357160 U CN201921357160 U CN 201921357160U CN 210015357 U CN210015357 U CN 210015357U
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Abstract
The utility model discloses a POE interface gateway device based on wisdom lamp pole belongs to the technical field of electron, including power supply circuit, power supply circuit is respectively in central processing control circuit and a plurality of POE branch circuit connection, central processing control circuit still with a plurality of POE branch circuit connection, central processing MCU chip U4 through the FSMC interface respectively with expand SRAM chip U5 and expand FLASH chip U6 outward and be connected, central processing MCU chip U4 still is connected with real-time clock chip U7 through the SPI interface. The utility model discloses a central processing circuit extension large capacity SRAM and FLASH and real-time clock can effectively guarantee gateway local complex event throughput, can satisfy later stage upgrading and function extension resource; the utility model discloses a POE interface adopts expanded branch circuit framework, and the furthest satisfies the system and sets for different expansion branch quantity to the demand of different applications, and the expanded branch of POE reaches 20 effective expansions that can realize 80 POE ports in this device.
Description
Technical Field
The utility model belongs to the technical field of the electron, concretely relates to POE interface gateway device based on wisdom lamp pole.
Background
In the modern electronic technology field, along with the popularization of the application of the urban intelligent lighting technology, the intelligent lamp pole can be widely applied to the intelligent lighting field. The application of the existing intelligent street lamp system for the intelligent lamp pole project mostly adopts a common pole form, all the mounting equipment adopts independent uplink channels, the existing connection modes based on wireless and wired are not unified, meanwhile, the gateway does not have the logic processing capacity of local events and can only be used as a protocol forwarding device, and the defects of complex early-stage debugging, large later-stage maintenance workload and the like exist.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a POE interface gateway device based on wisdom lamp pole has the scalable 4 independent POE interfaces in every branch road, possesses scalable and unified POE interface, and every way POE interface all provides the characteristics of communication and the ability of giving electricity.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a POE interface gateway device based on wisdom lamp pole, including power supply circuit, power supply circuit is respectively in central processing control circuit and a plurality of POE branch circuit connection, central processing control circuit still with a plurality of POE branch circuit connection, central processing control circuit includes central processing MCU chip U4, expand SRAM chip U5 outward, expand FLASH chip U6 and real-time clock chip U7 outward, wherein, central processing MCU chip U4 passes through the FSMC interface respectively with expand SRAM chip U5 outward and expand FLASH chip U6 outward and be connected, central processing MCU chip U4 still is connected with real-time clock chip U7 through the SPI interface.
As the utility model discloses a preferred technical scheme, POE branch circuit includes that POE branch treater MCU chip U8, ethernet control chip U9 and POE give electric control chip U10, wherein, ethernet control chip U9 passes through the MII interface and POE branch treater MCU chip U8's MII interface connection, POE gives electric control chip U10 and POE branch treater MCU chip U8 and is connected through I2C communication bus and INT interrupt interface, POE branch treater MCU chip U8 and central processing MCU chip U4 are connected through I2C communication bus and INT interrupt interface, POE branch treater MCU chip U8, ethernet control chip U9 and POE give electric control chip U10 still are connected with power supply circuit.
As a preferred technical solution of the present invention, the ethernet control chip U9 and the POE power delivery control chip U10 are respectively connected to the 4-port ethernet interface J11.
As the utility model discloses a preferred technical scheme, power supply circuit includes power conversion module U1, central processing control circuit power supply conversion chip U2 and a plurality of POE branch road power supply conversion chip U3, wherein, power conversion module U1 is connected with central processing control circuit power supply conversion chip U2 and a plurality of POE branch road power supply conversion chip U3 respectively, central processing control circuit power supply conversion chip U2 respectively with central processing MCU chip U4, expand SRAM chip U5 outward, expand FLASH chip U6 and real-time clock chip U7 and be connected, a POE branch road power supply conversion chip U3 corresponds a POE branch road circuit, POE branch road power supply conversion chip U3 respectively with POE branch road processor MCU chip U8, ethernet control chip U9 and POE electric control chip U10 are connected.
As the preferred technical scheme of the utility model, the model of power conversion module U1 is AC220V-DC12V, and central processing control circuit power supply switching chip U2 and POE branch road power supply switching chip U3's model are LM2576-ADJ respectively.
As the preferred technical scheme of the utility model, the model of central processing MCU chip U4 IS STM32F407, and the model that expands SRAM chip U5 IS IS62WV51216, and the model that expands FLASH chip U6 IS K9F1G08U0E, and the model of real-time clock chip U7 IS DS 3231.
As the utility model discloses a preferred technical scheme, POE branch treater MCU chip U8's model is STM32F407, and the model of ethernet control chip U9 is RTL8365MB, and POE awards the model of control chip U10 and is LTC 4259A.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a central processing circuit extension large capacity SRAM and FLASH and real-time clock can effectively guarantee gateway local complex event throughput, can satisfy later stage upgrading and function extension resource;
2. the utility model discloses a POE interface adopts expanded branch circuit framework, and the furthest satisfies the system and sets for different expansion branch quantity to the demand of different applications, and the expanded branch of POE reaches 20 effective expansions that can realize 80 POE ports in this device.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic circuit diagram of the present invention;
1. a power supply circuit; 2. a central processing control circuit; 3. and the POE branch circuit.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1, the present invention provides the following technical solutions: the utility model provides a POE interface gateway device based on wisdom lamp pole, includes power supply circuit 1, its characterized in that: power supply circuit 1 is connected in central processing control circuit 2 and a plurality of POE branch circuit 3 respectively, central processing control circuit 2 still is connected with a plurality of POE branch circuit 3, central processing control circuit 2 includes central processing MCU chip U4, expand SRAM chip U5 outward, expand FLASH chip U6 and real-time clock chip U7 outward, wherein, central processing MCU chip U4 is connected with expanding SRAM chip U5 outward and expanding FLASH chip U6 outward respectively through the FSMC interface, realize the capacity extension in order to promote data processing ability, central processing MCU chip U4 still is connected with real-time clock chip U7 through the SPI interface, realize high accuracy system clock operation.
Specifically, POE branch circuit 3 includes POE branch processor MCU chip U8, ethernet control chip U9 and POE electricity-donating control chip U10, wherein, ethernet control chip U9 is through the MII interface connection of MII interface with POE branch processor MCU chip U8, POE electricity-donating control chip U10 is connected through I2C communication bus and INT interrupt interface with POE branch processor MCU chip U8, POE branch processor MCU chip U8 is connected through I2C communication bus and INT interrupt interface with central processing MCU chip U4, POE branch processor MCU chip U8, ethernet control chip U9 and POE electricity-donating control chip U10 still are connected with power supply circuit 1.
Specifically, the ethernet control chip U9 and the POE power supply control chip U10 are respectively connected to a 4-port ethernet interface J11.
Specifically, the power supply circuit 1 includes a power conversion module U1, a central processing control circuit power supply conversion chip U2, and a plurality of POE branch power supply conversion chips U3, wherein, power conversion module U1 is connected with central processing control circuit power supply conversion chip U2 and a plurality of POE branch road power supply conversion chip U3 respectively, central processing control circuit power supply conversion chip U2 respectively with central processing MCU chip U4, expand SRAM chip U5 outward, expand FLASH chip U6 and real-time clock chip U7 and connect outward, a POE branch road power supply conversion chip U3 corresponds a POE branch road circuit 3, POE branch road power supply conversion chip U3 respectively with POE branch road ethernet control chip U8, ethernet control chip U9 and POE give electric control chip electricity U10 and connect, power conversion module U1 provides and converts the alternating current 220V of input into direct current 12V and exports each unit power supply for the back level.
Specifically, the model of the power conversion module U1 is AC220V-DC12V, and the models of the central processing control circuit power supply conversion chip U2 and the POE branch power supply conversion chip U3 are LM2576-ADJ, respectively.
Specifically, the model of the central processing MCU chip U4 IS STM32F407, the model of the external SRAM chip U5 IS62WV51216, the model of the external FLASH chip U6 IS K9F1G08U0E, and the model of the real-time clock chip U7 IS DS 3231.
Specifically, the model of the POE branch processor MCU chip U8 is STM32F407, the model of the ethernet control chip U9 is RTL8365MB, and the model of the POE electricity control chip U10 is LTC 4259A.
In summary, the expanded high-capacity SRAM, FLASH and real-time clock of the central processing circuit can effectively ensure the processing capability of the local complex event of the gateway, and can meet the requirements of later-stage upgrading and function expansion resources; the POE interface adopts the expandable branch circuit framework, and the maximum degree satisfies the demand that the system sets for different expansion branch quantity to different applications, and the effective expansion of 80 POE ports can be realized to POE expandable branch reaching 20 in this device.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (7)
1. The utility model provides a POE interface gateway device based on wisdom lamp pole, includes power supply circuit (1), its characterized in that: power supply circuit (1) is connected in central processing control circuit (2) and a plurality of POE branch road circuit (3) respectively, central processing control circuit (2) still are connected with a plurality of POE branch road circuit (3), central processing control circuit (2) are including central processing MCU chip U4, expand SRAM chip U5 outward, expand FLASH chip U6 and real-time clock chip U7 outward, wherein, central processing MCU chip U4 is connected with expanding SRAM chip U5 outward and expanding FLASH chip U6 outward respectively through the FSMC interface, central processing MCU chip U4 still is connected with real-time clock chip U7 through the SPI interface.
2. The POE interface gateway device based on intelligent lamp post as claimed in claim 1, wherein: the POE branch circuit (3) comprises a POE branch processor MCU chip U8, an Ethernet control chip U9 and a POE electricity supply control chip U10, wherein the Ethernet control chip U9 is connected with an MII interface of the POE branch processor MCU chip U8 through an MII interface, the POE electricity supply control chip U10 is connected with the POE branch processor MCU chip U8 through an I2C communication bus and an INT interrupt interface, the POE branch processor MCU chip U8 is connected with a central processing MCU chip U4 through an I2C communication bus and an INT interrupt interface, and the POE branch processor MCU chip U8, the Ethernet control chip U9 and the POE electricity supply control chip U10 are further connected with the power supply circuit (1).
3. The POE interface gateway device based on intelligent lamp post as claimed in claim 2, wherein: the Ethernet control chip U9 and the POE power supply control chip U10 are respectively connected with a 4-port Ethernet interface J11.
4. The POE gateway device based on intelligent lamp post as claimed in claim 3, wherein: the power supply circuit (1) comprises a power conversion module U1, a central processing control circuit power supply conversion chip U2 and a plurality of POE branch power supply conversion chips U3, wherein the power conversion module U1 is respectively connected with the central processing control circuit power supply conversion chip U2 and a plurality of POE branch power supply conversion chips U3, the central processing control circuit power supply conversion chip U2 is respectively connected with the central processing MCU chip U4, the external expansion SRAM chip U5, the external expansion FLASH chip U6 and the real-time clock chip U7, a POE branch power supply conversion chip U3 corresponds to a POE branch circuit (3), the POE branch power supply conversion chip U3 is respectively connected with the POE branch processor MCU chip U8, the Ethernet control chip U9 is connected with the POE branch power supply control chip U10.
5. The POE gateway device based on intelligent lamp post as claimed in claim 4, wherein: the model of the power supply conversion module U1 is AC220V-DC12V, and the models of the central processing control circuit power supply conversion chip U2 and the POE branch power supply conversion chip U3 are LM2576-ADJ respectively.
6. The POE gateway device based on intelligent lamp post as claimed in claim 5, wherein: the model of the central processing MCU chip U4 IS STM32F407, the model of the external SRAM chip U5 IS IS62WV51216, the model of the external FLASH chip U6 IS K9F1G08U0E, and the model of the real-time clock chip U7 IS DS 3231.
7. The POE gateway device based on intelligent lamp post as claimed in claim 6, wherein: the model of POE branch treater MCU chip U8 is STM32F407, and the model of ethernet control chip U9 is RTL8365MB, and the model of POE electricity granting control chip U10 is LTC42 4259A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357160.6U CN210015357U (en) | 2019-08-20 | 2019-08-20 | POE interface gateway device based on wisdom lamp pole |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921357160.6U CN210015357U (en) | 2019-08-20 | 2019-08-20 | POE interface gateway device based on wisdom lamp pole |
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| Publication Number | Publication Date |
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| CN210015357U true CN210015357U (en) | 2020-02-04 |
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| CN201921357160.6U Active CN210015357U (en) | 2019-08-20 | 2019-08-20 | POE interface gateway device based on wisdom lamp pole |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022041088A1 (en) * | 2020-08-26 | 2022-03-03 | 江苏省瑞宝特科技发展有限公司 | Apparatus for power connection of internal devices of intelligent lamp pole and working method therefor |
-
2019
- 2019-08-20 CN CN201921357160.6U patent/CN210015357U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022041088A1 (en) * | 2020-08-26 | 2022-03-03 | 江苏省瑞宝特科技发展有限公司 | Apparatus for power connection of internal devices of intelligent lamp pole and working method therefor |
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Effective date of registration: 20210910 Address after: 342500 north of Shengli Avenue, Ruijin economic and Technological Development Zone, Ganzhou City, Jiangxi Province Patentee after: RUIJIN TOSPO LIGHTING Co.,Ltd. Address before: 342500 north of Shengli Avenue, Ruijin economic and Technological Development Zone, Ganzhou City, Jiangxi Province Patentee before: RUIJIN DEMING PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |