CN212936211U - CPE general type terminal based on electric power private network - Google Patents
CPE general type terminal based on electric power private network Download PDFInfo
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- CN212936211U CN212936211U CN202021746486.0U CN202021746486U CN212936211U CN 212936211 U CN212936211 U CN 212936211U CN 202021746486 U CN202021746486 U CN 202021746486U CN 212936211 U CN212936211 U CN 212936211U
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Abstract
The utility model relates to the field of wireless access and communication of a power private network, in particular to a CPE universal terminal based on the power private network, which comprises a terminal main control board, and a data transmission interface, a power private network module, an encryption card and a power supply which are all electrically connected with the terminal main control board; the terminal main control board comprises a central processing unit, a data transmission chip and a power supply module, wherein the data transmission chip is electrically connected with the central processing unit and the data transmission interface, and the power supply module is electrically connected with a power supply and the central processing unit; the data transmission interface is used for externally connecting energy utilization equipment; the power private network module is connected with the central processing unit and is externally connected with a server; the encryption card is used for encrypting and decrypting data, the central processing unit encrypts the data uploaded by the data transmission interface through the encryption card and then transmits the data to the server through the private power network module, and the central processing unit decrypts the data received by the private power network module through the encryption card and then transmits the data to the data transmission interface. The utility model discloses transmission data is stable, high-efficient, guarantees data security.
Description
Technical Field
The utility model relates to a special power grid wireless access and communication field especially relate to a general type terminal of CPE based on special power grid.
Background
At present, a known CPE universal terminal generally performs transmission and interaction based on networks of three operators, such as mobile, telecommunication, and internet, but an operator network has strong openness, and in some energy utilization devices, there is a possibility of leakage in key electrical data, on-off state quantity, sensor data, and the like, which easily causes some unpredictable consequences and losses.
Disclosure of Invention
In order to overcome the general type terminal of current CPE and to have some key electric data, on-off state volume, sensor data etc. the aspect exist to divulge a secret probably not enough, the utility model provides a general type terminal of CPE based on electric power private network, this terminal can not only be stable, all kinds of electric data of efficient transmission, on-off state volume, sensor data etc. moreover can the security of maximum assurance data.
For solving the above technical problem, the technical scheme of the utility model is that: a CPE general terminal based on a power private network comprises a terminal main control board, a data transmission interface, a power private network module, an encryption card and a power supply, wherein the data transmission interface, the power private network module, the encryption card and the power supply are all electrically connected to the terminal main control board; the terminal main control board comprises a central processing unit, a data transmission chip and a power supply module, wherein the data transmission chip is electrically connected with the central processing unit and the data transmission interface, and the power supply module is electrically connected with a power supply and the central processing unit and used for power supply conversion and power supply protection; the data transmission interface is used for externally connecting energy utilization equipment; the power private network module is connected with the central processing unit and is externally connected with a server; the encryption card is used for encrypting and decrypting data, the central processing unit encrypts the data uploaded by the data transmission interface through the encryption card and then transmits the data to the server through the private power network module, and the central processing unit decrypts the data received by the private power network module through the encryption card and then transmits the data to the data transmission interface.
According to the scheme, the power private network module adopts an LTE module; the CPE general terminal also comprises an SIM card, and the central processing unit controls the LTE module to read the information of the SIM card through a USB bus to dial and access the network; the power private network module provides a safe and efficient transmission channel, and is stable and efficient.
According to the scheme, the data transmission chip comprises an Ethernet chip and a 485 interface chip which are electrically connected with the central processing unit, and the data transmission interface comprises a network port electrically connected with the Ethernet chip and a serial port electrically connected with the 485 interface chip; the terminal interface has various forms and is adaptive to various connection modes.
According to the scheme, the power supply is a 12-36V direct-current power supply.
According to the scheme, the terminal further comprises a shell, and the shell is of a side-opening structure; the terminal main control board, the electric power private network module and the encryption card are all arranged in the shell, the data transmission interface is arranged on the side wall of the shell, and the side wall of the shell is also provided with a power supply interface used for being connected with the power supply module and the power supply; the shell can be made of high-low temperature resistant and corrosion resistant materials, and is well suitable for complex installation environments of power grids.
According to above scheme, shell bottom both sides are equipped with the connection ear seat, the installation at the terminal of being convenient for.
The utility model discloses following beneficial effect has: the utility model collects electrical data from electrical equipment, environmental data collected from sensor equipment, state quantity data collected from switch equipment are transmitted to a central processing unit through a serial port or a network port, and then are transmitted out through a power special network module; signals from the outside are transmitted to the central processing unit through the power private network module, and then signaling is transmitted to the energy-using equipment through a serial port or a network port, so that the purposes of data acquisition and uploading and bidirectional data transmission for controlling signaling transmission are achieved; the central processing unit encrypts the data uploaded by the data transmission interface through the encryption card and then transmits the data to the server through the private power network module, and the central processing unit decrypts the data received by the private power network module through the encryption card and then transmits the data to the data transmission interface.
Drawings
Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic diagram of one side of the housing in the present embodiment;
FIG. 3 is a schematic view of the other side of the housing in the present embodiment;
FIG. 4 is a schematic view of the back of the housing in this embodiment;
fig. 5 is a schematic view of the bottom of the housing in this embodiment.
Reference numerals: 1. a terminal main control board; 2. a data transmission interface; 201. a network port; 202. a serial port; 3. a private power network module; 4. encrypting the card; 5. a power source; 6. a housing; 601. a power interface; 602. and connecting the ear seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 5, the utility model relates to a CPE universal terminal based on a power private network, which comprises a terminal main control board 1, and a data transmission interface 2, a power private network module 3, an encryption card 4 and a power supply 5 which are all electrically connected to the terminal main control board 1;
the terminal main control board 1 comprises a central processing unit, a data transmission chip and a power supply module, wherein the data transmission chip is electrically connected with the central processing unit and the data transmission interface 2, and the power supply module is electrically connected with a power supply 5 and the central processing unit and used for carrying out power supply 5 conversion and power supply 5 protection; the utility model discloses in, the data transmission chip is including all the electricity connect in central processing unit's ethernet chip and 485 interface chips, and data transmission interface 2 is used for external energy-consuming equipment, and data transmission interface 2 connects in the net gape 201 of ethernet chip and the serial ports 202 of electricity connection in 485 interface chips including the electricity. The power supply 5 is a 12-36V direct current power supply 5, the power supply module converts 12-36V direct current into 5V stable current to be output to supply power to the central processing unit, the power private network module 3 and other devices, and meanwhile, static electricity, surge and other events are resisted to protect the terminal main control board 1.
The power private network module 3 is connected with the central processing unit and is externally connected with a server; the power private network module 3 adopts an LTE module; the CPE general terminal further comprises an SIM card, the central processing unit controls the LTE module to read SIM card information through the USB bus to dial into a network, the central processing unit sends data uploaded by the network port 201 and the serial port 202 to a specified server through the LTE module, and the data received by the LTE module are respectively forwarded to the network port 201 or the serial port 202.
The encryption card 4 is used for encrypting and decrypting data, the central processing unit encrypts the data uploaded by the data transmission interface 2 through the encryption card 4 and then transmits the data to the server through the private power network module 3, the central processing unit decrypts the data received by the private power network module 3 through the encryption card 4 and then transmits the data to the data transmission interface 2, bidirectional authentication and encryption are supported, and safety protection measures except the safety protection measures of the LTE technology are provided for the terminal; in this embodiment, the encryption card 4 is a TF card for storing an encryption algorithm and a decryption algorithm.
The terminal of the utility model also comprises a shell 6, and the shell 6 is of a side-opening structure; terminal main control board 1, electric power private network module 3 and encryption card 4 all locate the shell in, the shell lateral wall is located to data transmission interface 2, and outside casing 6 was located to power 5, the shell lateral wall still was equipped with and is used for connecting in power module and power 5's power source 601. The shell 6 can be made of high-low temperature resistant and corrosion resistant materials, and is well suitable for complex installation environment of a power grid; connecting ear seats 602 are arranged on two sides of the bottom of the shell 6, so that the terminal can be conveniently installed.
The utility model discloses the part that does not relate to all is the same with prior art or adopts prior art to realize.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (6)
1. The utility model provides a general type terminal of CPE based on electric power private network which characterized in that: the terminal comprises a terminal main control board (1), and a data transmission interface (2), a power private network module (3), an encryption card (4) and a power supply (5) which are electrically connected to the terminal main control board (1);
the terminal main control board (1) comprises a central processing unit, a data transmission chip and a power supply module, wherein the data transmission chip is electrically connected with the central processing unit and the data transmission interface (2), and the power supply module is electrically connected with a power supply (5) and the central processing unit and used for power supply conversion and power supply protection;
the data transmission interface (2) is used for externally connecting energy utilization equipment;
the power private network module (3) is connected to the central processing unit and is externally connected with a server;
the encryption card (4) is used for encrypting and decrypting data, the central processing unit encrypts the data uploaded by the data transmission interface (2) through the encryption card (4) and then transmits the encrypted data to the server through the private power network module (3), and the central processing unit decrypts the data received by the private power network module (3) through the encryption card (4) and then transmits the decrypted data to the data transmission interface (2).
2. The private power network-based CPE universal type terminal according to claim 1, wherein: the power private network module (3) adopts an LTE module; the CPE general terminal also comprises an SIM card, and the central processing unit controls the LTE module to read the SIM card information through the USB bus to dial and access the network.
3. The private power network-based CPE universal type terminal according to claim 1, wherein: the data transmission chip comprises an Ethernet chip and a 485 interface chip which are electrically connected with the central processor, and the data transmission interface (2) comprises a network port (201) and a serial port (202), wherein the network port is electrically connected with the Ethernet chip, and the serial port is electrically connected with the 485 interface chip.
4. The private power network-based CPE universal type terminal according to claim 1, wherein: the power supply (5) is a 12-36V direct current power supply (5).
5. The private power network-based CPE universal type terminal according to claim 1, wherein: the terminal also comprises a shell (6), and the shell (6) is of a side-opening structure; in terminal main control board (1), electric power private network module (3) and encryption card (4) all located the shell, the shell lateral wall was located in data transmission interface (2), and the shell lateral wall still is equipped with power source (601) that are used for connecting in power module and power (5).
6. The private power network-based CPE general purpose terminal according to claim 5, wherein: and connecting lug seats (602) are arranged on two sides of the bottom of the shell (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021746486.0U CN212936211U (en) | 2020-08-19 | 2020-08-19 | CPE general type terminal based on electric power private network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021746486.0U CN212936211U (en) | 2020-08-19 | 2020-08-19 | CPE general type terminal based on electric power private network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212936211U true CN212936211U (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021746486.0U Active CN212936211U (en) | 2020-08-19 | 2020-08-19 | CPE general type terminal based on electric power private network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212936211U (en) |
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2020
- 2020-08-19 CN CN202021746486.0U patent/CN212936211U/en active Active
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