CN218416686U - A digital project historical data query device - Google Patents

Abstract

The utility model belongs to the technical field of data query equipment, a digital project historical data inquiry unit is disclosed, include: the system comprises a communication terminal, a data terminal and a display terminal; the communication terminal comprises a USB chip, a first encryption chip and a first communication chip which are connected in sequence; the data terminal comprises a second communication chip, a first decryption chip, a memory, a second encryption chip and a third communication chip which are connected in sequence; the display terminal comprises a fourth communication chip, a second decryption chip and a display which are connected in sequence. The utility model discloses set up communication terminal, data terminal and display terminal separately, mate the connection through the wireless communication chip each other, guaranteed signal transmission's privacy; the most important data terminal is connected with the outside in a wireless encryption mode, and a physical interface is not provided, so that the access safety is further improved; and two sets of paired encryption/decryption chips are further arranged at different terminals, so that the safety of data transmission is further improved.

Description

A digital project historical data query device

technical field

The utility model belongs to the technical field of data query equipment, in particular to a digital item historical data query device.

Background technique

The electric power system has carried out grid digitalization construction for many years, and has accumulated a large amount of data assets. The grid digitalization special project carries out project reserve work on an annual basis. The reserve needs cover a wide range, the demand is large, the distribution of historical data is scattered, and an overall database has not been formed; existing technology collection When searching for business demand data, it is necessary to manually search for the historical situation of the project, record the construction content, construction time and other information, rely on manual comparison and checking of the reserve requirements and massive historical data assets, which consumes a lot of manual workload, and there are historical project searches The scope is incomplete, the search efficiency is low, and it is difficult to keep confidential, which is likely to cause technical problems such as data leakage and loss.

Utility model content

The purpose of the utility model is to provide a digital project historical data query device to solve the technical problem that the data in the existing manual query is easily leaked and lost.

In order to achieve the above object, the utility model adopts the following technical solutions:

A digital project historical data query device, including: a communication terminal, a data terminal and a display terminal;

The communication terminal includes a USB chip, a first encryption chip and a first communication chip; the input end of the USB chip is connected to the input device, the output end of the USB chip is connected to the input end of the first encryption chip, and the output end of the first encryption chip is connected to the first communication chip. The receiving end of the chip;

The data terminal includes a second communication chip, a first decryption chip, a memory, a second encryption chip and a third communication chip; the sending end of the first communication chip is connected to the receiving end of the second communication chip, and the sending end of the second communication chip is connected to the receiving end of the second communication chip. The input end of a decryption chip, the output end of the first decryption chip is connected to the input end of the memory, the output end of the memory is connected to the input end of the second encryption chip, and the output end of the second encryption chip is connected to the receiving end of the third communication chip;

The display terminal includes a fourth communication chip, a second decryption chip and a display; the sending end of the third communication chip is connected to the receiving end of the fourth communication chip, the sending end of the fourth communication chip is connected to the input end of the second decryption chip, and the second decryption chip The output end of the chip is connected to the display.

The further improvement of the utility model is that: the first communication chip and the second communication chip are bluetooth chips paired with each other.

The further improvement of the utility model is that: the third communication chip and the fourth communication chip are bluetooth chips paired with each other.

The further improvement of the utility model is that: the first communication chip and the second communication chip are 3G, 4G or 5G wireless receiving modules paired with each other.

The further improvement of the utility model is that: the third communication chip and the fourth communication chip are 3G, 4G or 5G wireless receiving modules paired with each other.

The further improvement of the utility model is that: the first encryption chip and the second encryption chip are encryption chips based on different encryption algorithms.

The further improvement of the utility model is that: the communication terminal is also provided with a security authentication module and a controllable switch;

The output end of the USB chip is connected to the input end of the first encryption chip through a controllable switch; the output end of the security authentication module is connected to the control end of the controllable switch.

The further improvement of the utility model is that: the safety authentication module is an ID card module, a password module or a fingerprint module.

The further improvement of the utility model is that: the controllable switch is a multi-channel electronic switch.

Compared with the prior art, the utility model has the following beneficial effects:

The utility model is a historical data query device for digitized projects. The communication terminal, the data terminal and the display terminal are set separately, and they are paired and connected with each other through a wireless communication chip, which ensures the privacy of signal transmission; the most important data terminal is encrypted by wireless There is no physical interface to connect to the outside world, which further increases the security of access; further, two sets of paired encryption/decryption chips are installed on different terminals, which further improves the security of data transmission.

Furthermore, the two sets of encryption/decryption chips can use different algorithms to further improve security.

Furthermore, the wireless communication chip can adopt a 3G, 4G or 5G wireless receiving module, so that the communication terminal, the data terminal and the display terminal can be remotely arranged and used among each other.

Further, a safety authentication module and a controllable switch are also provided in the communication terminal, which need to pass the authentication of the safety authentication module before use. After the authentication is passed, the output terminal of the safety authentication module outputs a control signal to control the controllable switch. The switch is closed so that the output end of the USB chip is connected to the input end of the first encryption chip, so that the query information of the input device can be transmitted to the first encryption chip, so that the query work can be carried out.

Description of drawings

The accompanying drawings constituting a part of the utility model are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute improper limitations to the utility model. In the attached picture:

Fig. 1 provides a structural block diagram of a digital project historical data query device for the utility model;

Fig. 2 is a structural block diagram of a communication terminal in another embodiment of the present invention.

Detailed ways

The utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments. It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

The following detailed descriptions are all exemplary descriptions, and are intended to provide further detailed descriptions of the present utility model. Unless otherwise specified, all technical terms used in the present invention have the same meaning as commonly understood by those of ordinary skill in the art to which the present invention belongs. The terms used in the present invention are only for describing specific embodiments, and are not intended to limit exemplary embodiments according to the present invention.

Example 1

Please refer to Fig. 1, the utility model provides a digital project historical data query device, including a communication terminal, a data terminal and a display terminal;

The communication terminal includes a USB chip, a first encryption chip and a first bluetooth chip; the input end of the USB chip is connected to the input device for receiving the query information input by the income device; the output end of the USB chip is connected to the input end of the first encryption chip for The received inquiry information is transmitted to the first encryption chip; the output end of the first encryption chip is connected to the first bluetooth chip for encrypting the received inquiry information according to the built-in encryption algorithm and then sending it to the first bluetooth chip.

The data terminal includes a second bluetooth chip, a first decryption chip, a memory, a second encryption chip and a third bluetooth chip; the first bluetooth chip and the second bluetooth chip are pre-paired, and the sending end of the first bluetooth chip is connected to the second bluetooth chip The receiving end is used to transmit the encrypted query information to the second bluetooth chip; the sending end of the second bluetooth chip is connected to the input end of the first decryption chip, and is used to transmit the received encrypted query information to the first decryption chip chip; the output end of the first decryption chip is connected to the input end of the memory for transmitting the query information decrypted by the first decryption chip to the memory; the output end of the memory is connected to the input end of the second encryption chip for sending the query result Send to the second encryption chip; the output end of the second encryption chip is connected to the receiving end of the third bluetooth chip, and is used to encrypt the query result and transmit it to the third bluetooth chip.

The display terminal includes a fourth bluetooth chip, a second decryption chip and a display; the third bluetooth chip and the fourth bluetooth chip are pre-paired; the sending end of the third bluetooth chip is connected to the receiving end of the fourth bluetooth chip for converting the encrypted query result transmitted to the fourth bluetooth chip; the sending end of the fourth bluetooth chip is connected to the input end of the second decryption chip for transmitting the encrypted query result to the second decryption chip; the output end of the second decryption chip is connected to the display for The encrypted query result is decrypted and sent to the display to display the query result.

The utility model is a historical data query device for digitized projects. The communication terminal, the data terminal and the display terminal are set separately, and they are paired and connected with each other through a Bluetooth chip to ensure the privacy of signal transmission; the most important data terminal is encrypted by wireless There is no physical interface to further increase the security of access; further, two sets of paired encryption/decryption chips are set on different terminals, which further improves the security of data transmission; two sets of encryption/decryption chips can be used Different algorithms further improve security. In a specific embodiment, the first encryption chip and the first decryption chip can use the SM1 algorithm; the second encryption chip and the second decryption chip can use the SM4 algorithm.

Example 2

The difference between this embodiment and Embodiment 1 is that the first bluetooth chip and the second bluetooth chip are replaced by the first 4G wireless sending module and the first 4G wireless receiving module; the third bluetooth chip and the fourth bluetooth chip are replaced by The second 4G wireless sending module and the second 4G wireless receiving module; this can increase the communication distance between communication terminals, data terminals, and display terminals, and is suitable for long-distance data query/display.

Example 3

Please refer to FIG. 2 . The difference between this embodiment and Embodiment 1 or 2 is that a security authentication module and a controllable switch are also provided in the communication terminal. The output end of the USB chip is connected to the input end of the first encryption chip through the switch; the output end of the security authentication module is connected to the control end of the controllable switch. In a specific embodiment, the security authentication module can be an ID card module, a password module or a fingerprint module, which is used for security authentication of the user's authority through the ID card, password or fingerprint. After the authentication is passed, the output terminal of the security authentication module The output control signal controls the controllable switch, and the controllable switch is closed so that the output terminal of the USB chip is connected to the input terminal of the first encryption chip, so that the query information of the input device can be transmitted to the first encryption chip, so that the query work can be carried out.

In a specific implementation manner, the controllable switch is a multi-channel electronic switch, and all channels are turned on after receiving the control signal output by the security authentication module. In a specific embodiment, the multi-channel electronic switch may use a miniature multi-channel electromagnetic relay to control the on-off of the USB bus.

It can be known from technical knowledge that the utility model can be realized through other implementations without departing from its spirit or essential features. Accordingly, the above-disclosed embodiments are, in all respects, illustrative and not exclusive. All changes within the scope of the utility model or within the range equivalent to the utility model are included in the utility model.

Claims (9)

1. A digital item history data query device, comprising: the system comprises a communication terminal, a data terminal and a display terminal;

the communication terminal comprises a USB chip, a first encryption chip and a first communication chip; the input end of the USB chip is connected with the input device, the output end of the USB chip is connected with the input end of the first encryption chip, and the output end of the first encryption chip is connected with the receiving end of the first communication chip;

the data terminal comprises a second communication chip, a first decryption chip, a memory, a second encryption chip and a third communication chip; the transmitting end of the first communication chip is connected with the receiving end of the second communication chip, the transmitting end of the second communication chip is connected with the input end of the first decryption chip, the output end of the first decryption chip is connected with the input end of the memory, the output end of the memory is connected with the input end of the second encryption chip, and the output end of the second encryption chip is connected with the receiving end of the third communication chip;

the display terminal comprises a fourth communication chip, a second decryption chip and a display; the sending end of the third communication chip is connected with the receiving end of the fourth communication chip, the sending end of the fourth communication chip is connected with the input end of the second decryption chip, and the output end of the second decryption chip is connected with the display.

2. The device of claim 1, wherein the first communication chip and the second communication chip are paired bluetooth chips.

3. The device of claim 1, wherein the third communication chip and the fourth communication chip are bluetooth chips paired with each other.

4. The device of claim 1, wherein the first communication chip and the second communication chip are paired 3G, 4G or 5G wireless receiving modules.

5. The device of claim 1, wherein the third communication chip and the fourth communication chip are 3G, 4G or 5G wireless receiving modules paired with each other.

6. The apparatus according to claim 1, wherein the first encryption chip and the second encryption chip are encryption chips based on different encryption algorithms.

7. The device for querying the historical data of the digitized project according to claim 1, wherein a security authentication module and a controllable switch are further arranged in the communication terminal;

the output end of the USB chip is connected with the input end of the first encryption chip through a controllable switch; the output end of the safety certification module is connected with the control end of the controllable switch.

8. The apparatus according to claim 7, wherein the security authentication module is an identification card module, a password module or a fingerprint module.

9. The apparatus according to claim 7, wherein the controllable switch is a multi-channel electronic switch.

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