CN220773436U - Industrial acquisition terminal with secret function - Google Patents
Industrial acquisition terminal with secret function Download PDFInfo
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- CN220773436U CN220773436U CN202321800070.6U CN202321800070U CN220773436U CN 220773436 U CN220773436 U CN 220773436U CN 202321800070 U CN202321800070 U CN 202321800070U CN 220773436 U CN220773436 U CN 220773436U
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Abstract
The utility model discloses an industrial acquisition terminal with a secret function, which comprises a central processing unit, wherein the central processing unit is connected with a communication chip and is used for acquiring interface data; the central processing unit is connected with an infrared signal modulation chip, and the infrared signal modulation chip acquires infrared data and then sends the infrared data to the infrared signal modulation chip; the encryption chip is connected with the central processing unit and used for encrypting the received data of the central processing unit to obtain encrypted data, wherein the received data comprises interface data and infrared data; the central processing unit is connected with a communication chip, and the communication chip sends the encrypted data to the receiving end. The technical problem of untimely data acquisition in the prior art is solved, and the technical effect of industrial data real-time acquisition and transmission is achieved.
Description
Technical Field
The utility model relates to the technical field of data acquisition, in particular to an industrial acquisition terminal with a confidentiality function.
Background
Industrial equipment requires numerous data detections, and the operating state and environmental conditions of the industrial equipment are monitored in real time by using various types of sensors, such as temperature sensors, pressure sensors, humidity sensors, vibration sensors, etc. The sensor may convert the detected physical quantity into an electrical signal and record and analyze it by the data acquisition system. The remote transcription and centralized management of the data are realized through the data acquisition system, so that the efficiency and convenience are improved. The production data can be monitored on line through the real-time monitoring system, and the data can be processed, displayed and alarmed at high speed. The real-time monitoring system can timely find abnormal conditions and timely take measures, so that the stability and safety of the production process are ensured.
Most industrial detection also requires manual handheld device detection, which not only consumes a great deal of manpower, but also cannot guarantee real-time transitivity of data, and also has a certain threat to the safety of the data.
At present, no solution is proposed for the technical problem of untimely data acquisition in the operation in the related technical field.
Disclosure of Invention
The utility model aims to provide an industrial acquisition terminal with a confidentiality function, solves the technical problem of untimely data acquisition in the prior art, and achieves the technical effect of industrial data real-time acquisition and transmission.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: an industrial acquisition terminal with a secret function comprises a central processing unit, wherein the central processing unit is connected with a communication chip and used for acquiring interface data; the central processing unit is connected with an infrared signal modulation chip, and the infrared signal modulation chip acquires infrared data and then sends the infrared data to the infrared signal modulation chip; the encryption chip is connected with the central processing unit and used for encrypting the received data of the central processing unit to obtain encrypted data, wherein the received data comprises interface data and infrared data; the central processing unit is connected with a communication chip, and the communication chip sends the encrypted data to the receiving end.
By adopting the technical scheme, the data of the industrial data terminals such as the ammeter, the gas meter and the steam meter are acquired by using the communication chip, the external interface is connected to the data terminal to acquire the data of the data table, and the infrared signal modulation chip is used for acquiring the infrared data on the data table with the infrared communication window. After the interface data and the infrared data are acquired, the data are encrypted through the encryption chip and then transmitted to the communication module, and the encrypted data are transmitted to the receiving end through the communication module and uploaded to the cloud.
The infrared signal modulation chip is connected with the infrared emission head and the infrared receiving head and acquires infrared data through the infrared emission head and the infrared receiving head.
By adopting the technical scheme, the infrared signal modulation chip has the functions of infrared signal modulation and demodulation, modulates binary digital signals into a pulse sequence with 38KHz frequency, and drives the infrared emitting diode to send out in the form of infrared light pulses; the transceiver converts the received light pulse into an electric signal, and then sends the electric signal to the demodulation circuit for demodulation after processing such as amplification and filtering, and the electric signal is restored into a binary digital signal, and the binary digital signal is sent to the communication module according to a specified format after message analysis.
The central processing unit is connected with a power supply, and the power supply comprises a battery and an external power supply.
By adopting the technical scheme, the battery and the external power supply are used for supplying power to the acquisition terminal.
The communication chip is a 485 level conversion chip.
The communication module is an NB-IOT wireless communication module.
The communication module is connected with a telephone card slot.
The communication module comprises an antenna, and the antenna comprises at least one of an internal antenna and an external antenna.
By adopting the technical scheme, the transmission signal is enhanced through the antenna.
The encryption chip is LKT4305-GM.
Including a programming interface.
Including debug serial ports.
Compared with the prior art, the utility model has the beneficial technical effects that:
1. the utility model achieves the technical effect of industrial data real-time acquisition and transmission through the integrated design of power supply, data acquisition, data encryption and wireless transmission.
2. The technical effect of improving the confidentiality of data is achieved by encrypting hardware through the encryption chip.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a circuit diagram of a communication module;
FIG. 3 is a circuit diagram of a card slot;
FIG. 4 is a circuit diagram of a programming interface;
fig. 5 is a circuit diagram of a debug serial port.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1
Referring to fig. 1, an industrial acquisition terminal with security function disclosed in the present utility model includes a central processing unit, where the central processing unit is connected to a communication chip and is used for acquiring interface data; the central processing unit is connected with an infrared signal modulation chip, and the infrared signal modulation chip acquires infrared data and then sends the infrared data to the infrared signal modulation chip; the encryption chip is connected with the central processing unit and used for encrypting the received data of the central processing unit to obtain encrypted data, wherein the received data comprises interface data and infrared data; the central processing unit is connected with a communication chip, and the communication chip sends the encrypted data to the receiving end.
Referring to fig. 2, fig. 2 is a circuit diagram of a communication module, and data of industrial data terminals such as an ammeter, a gas meter, a steam meter and the like are collected by using a communication chip 485, and a 485 level conversion chip is used for realizing conversion of a TTL level and an RS485 level of a CPU and is used for data exchange between equipment and external 485 equipment. The external interface is connected to the data terminal in a butt joint mode to acquire data of the data table, and the infrared signal modulation chip is used for acquiring infrared data on the data table with the infrared communication window. After the interface data and the infrared data are acquired, the data are encrypted through an encryption chip LKT4305-GM and then transmitted to a communication module, and the encrypted data are transmitted to a receiving end through the communication module and uploaded to the cloud. The high-performance and high-security encryption algorithm is used for encrypting and decrypting user data by holding the ultra-high security level encryption algorithms such as SM1, SM2, SM3, SM4, SM7 and the like, so that the security of the system is ensured.
The ammeter is collected and aligned with an ammeter (ammeter specification DL/T6451997, 2007) with an infrared interface, so that data can be read, and the ammeter number can be automatically identified; the utility model can be used for data acquisition of a gas meter, a steam meter and a pressure thermometer, wherein the communication of the gas meter, the steam meter and the pressure thermometer accords with the MODBUS communication protocol of the standard. The method comprises the steps of firstly sending a command to read the meter number of the ammeter in the first work, then sending the command to read the related parameters of the ammeter according to the set acquisition period to the set time, and sending data to the cloud platform through the Internet of things module after reading and timing through the base station.
The infrared signal modulation chip is connected with the infrared emission head and the infrared receiving head and acquires infrared data through the infrared emission head and the infrared receiving head.
The infrared signal modulation chip has the functions of modulating and demodulating infrared signals, modulates binary digital signals into a pulse sequence with 38KHz frequency, and drives the infrared emitting diode to send out in the form of infrared light pulses; the transceiver converts the received light pulse into an electric signal, and then sends the electric signal to the demodulation circuit for demodulation after processing such as amplification and filtering, and the electric signal is restored into a binary digital signal, and the binary digital signal is sent to the communication module according to a specified format after message analysis. The current ammeter is provided with the infrared communication window, and the data is acquired through the infrared communication window of the ammeter, so that the technical effect of convenient detection is achieved.
The central processing unit is connected with a power supply, and the power supply comprises a battery and an external power supply.
Above-mentioned ground, this application uses battery and external power supply two parts to supply power for the acquisition terminal, and supply voltage is 3.3V, has guaranteed the stability of acquisition terminal work to use the battery can make acquisition terminal continuous operation.
The communication chip is a 485 level conversion chip.
Above-mentioned ground, the data of the RS485 of the equipment to be acquired is acquired to the acquisition terminal of the utility model.
The communication module is an NB-IOT wireless communication module.
The communication module is connected with a telephone card slot.
Above-mentioned, referring to fig. 3, fig. 3 is a circuit diagram of a card slot, and the NANO card slot of the phone card is installed on the collecting device of the present utility model, and the phone card can be directly installed for use, so that the collecting device is simpler and more convenient to use by directly installing the phone card, and the data can be wirelessly transmitted by the phone card, and the data can also be rapidly transmitted. The data after transmission can be uploaded to the cloud for storage, the data security is improved through the data storage of the cloud, the data is not easy to lose, and if other staff check the data, the staff can check the data only after the cloud is authorized, so that the inquiry of industrial data is facilitated. The communication module adopts an NB-IOT wireless communication module, supports mobile and telecommunication networks, supports multiple frequency bands, embeds a network service protocol stack, and realizes data exchange between equipment and an upper server. And when the acquisition terminal is connected with the network each time, the international standard time is acquired from the mobile base station, the correct real-time clock is obtained according to the current time zone, and the current equipment clock is corrected, so that the accuracy of the matching of the acquired data and the time is ensured, and the accuracy of the acquired data is improved.
The communication module comprises an antenna, and the antenna comprises at least one of an internal antenna and an external antenna.
Above-mentioned ground, through antenna reinforcing transmission signal, reached the technological effect of stable transmission data. The antenna can be built-in or external, the built-in antenna has the characteristic of saving space, and the external antenna can enhance the transmitted signal.
The encryption chip is LKT4305-GM.
The encrypted data is transmitted to the receiving end through the wireless transmission technology, the data can be transmitted at regular time, the time error is +/-5 seconds, the data transmission is convenient, and the wireless data transmission also ensures the continuity of the transmitted data and the technical effect of real-time transmission.
Including a programming interface.
Referring to fig. 4, fig. 4 is a circuit diagram of a programming interface.
Including debug serial ports.
Referring to fig. 5, fig. 5 is a circuit diagram of a debug serial port.
The working principle and the beneficial effects of the utility model are as follows: the utility model achieves the technical effect of industrial data real-time acquisition and transmission through the integrated design of power supply, data acquisition, data encryption and wireless transmission; the technical effect of improving the confidentiality of data is achieved by encrypting hardware through the encryption chip.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (10)
1. An industry acquisition terminal with secret function, its characterized in that:
the system comprises a central processing unit, wherein the central processing unit is connected with a communication chip and is used for acquiring interface data;
the central processing unit is connected with an infrared signal modulation chip, and the infrared signal modulation chip acquires infrared data and then sends the infrared data to the infrared signal modulation chip;
the encryption chip is connected with the central processing unit and used for encrypting the received data of the central processing unit to obtain encrypted data, wherein the received data comprises the interface data and the infrared data;
the central processing unit is connected with a communication chip, and the communication chip sends the encrypted data to a receiving end.
2. An industrial acquisition terminal with privacy function according to claim 1, characterized in that: the infrared signal modulation chip is connected with the infrared emission head and the infrared receiving head, and the infrared data are obtained through the infrared emission head and the infrared receiving head.
3. An industrial acquisition terminal with privacy function according to claim 1, characterized in that: the central processing unit is connected with a power supply, and the power supply comprises a battery and an external power supply.
4. An industrial acquisition terminal with privacy function according to claim 1, characterized in that: the communication chip is a 485 level conversion chip.
5. An industrial acquisition terminal with privacy function according to claim 1, characterized in that: the communication module is an NB-IOT wireless communication module.
6. An industrial acquisition terminal with privacy function according to claim 5, characterized in that: the communication module is connected with a telephone card slot.
7. An industrial acquisition terminal with privacy function according to claim 6, characterized in that: the communication module comprises an antenna, and the antenna comprises at least one of an internal antenna and an external antenna.
8. An industrial acquisition terminal with privacy function according to claim 1, characterized in that: the encryption chip is an LKT4305-GM.
9. An industrial acquisition terminal with privacy function according to claim 1, characterized in that: including a programming interface.
10. An industrial acquisition terminal with privacy function according to claim 1, characterized in that: including debug serial ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321800070.6U CN220773436U (en) | 2023-07-07 | 2023-07-07 | Industrial acquisition terminal with secret function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321800070.6U CN220773436U (en) | 2023-07-07 | 2023-07-07 | Industrial acquisition terminal with secret function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220773436U true CN220773436U (en) | 2024-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321800070.6U Active CN220773436U (en) | 2023-07-07 | 2023-07-07 | Industrial acquisition terminal with secret function |
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| Country | Link |
|---|---|
| CN (1) | CN220773436U (en) |
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2023
- 2023-07-07 CN CN202321800070.6U patent/CN220773436U/en active Active
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