CN216956162U

CN216956162U - Information detection device

Info

Publication number: CN216956162U
Application number: CN202220429293.5U
Authority: CN
Inventors: 李星平; 何雅楠
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-07-12
Anticipated expiration: 2032-02-28

Abstract

The present disclosure relates to an information detection apparatus, including: the first module comprises a power supply line used for connecting a power supply and a detected device, a sampling resistor connected to the power supply line and an electricity meter chip connected with the sampling resistor, wherein the electricity meter chip is used for collecting electrical parameters of the sampling resistor; and the second module is connected with the first module and used for acquiring the electrical parameters acquired by the electric quantity meter chip and sending the electrical parameters to a server so that the server can determine the information of the detected equipment according to the electrical parameters.

Description

Information detection device

Technical Field

The disclosure relates to the technical field of information detection, in particular to an information detection device.

Background

In a scenario where there are many and concentrated devices such as a laboratory, device management is an important part of daily work. The device management needs to manage not only basic information such as the number, name, category, and person responsible for each device, but also real-time information such as the usage rate of the device. However, in the device management in the related art, the basic information can be accurately managed, but the real-time information of the device cannot be accurately detected, so that the real-time information cannot be accurately managed.

Disclosure of Invention

To overcome the problems in the related art, embodiments of the present disclosure provide an information detecting apparatus to solve the drawbacks in the related art.

According to a first aspect of the embodiments of the present disclosure, there is provided an information detection apparatus including:

the first module comprises a power supply line used for connecting a power supply and a detected device, a sampling resistor connected to the power supply line and an electricity meter chip connected with the sampling resistor, wherein the electricity meter chip is used for collecting electrical parameters of the sampling resistor;

and the second module is connected with the first module and used for acquiring the electrical parameters acquired by the fuel gauge chip and sending the electrical parameters to the server so that the server can determine the information of the detected equipment according to the electrical parameters.

In one embodiment, the second module comprises a controller and a communication module which are connected with each other, and the controller is connected with the electricity meter chip and used for acquiring the electrical parameters acquired by the electricity meter chip and controlling the communication module to send the electrical parameters to the server.

In one embodiment, the communication module includes at least one of a wired communication module and a wireless communication module.

In one embodiment, the electric quantity meter further comprises an optical coupling isolation module, the controller is connected with the electric quantity meter chip through the optical coupling isolation module, and the optical coupling isolation module is used for isolating signal interference between the controller and the electric quantity meter chip.

In one embodiment, the information detection apparatus further includes a display screen, the second module further includes a display module connected to the controller, and the display module is configured to drive the display screen to display the target content according to a display instruction of the controller.

In one embodiment, the controller is further configured to receive, through the communication module, device information of the detected device sent by the server, and generate the display instruction targeting the device information.

In one embodiment, the power supply system further comprises a first ac/dc conversion module, wherein the first ac/dc conversion module is respectively connected to the power supply line and the second module, and is configured to convert ac power transmitted on the power supply line into dc power and supply the dc power to the second module.

In one embodiment, the electric energy meter further comprises a power isolation module, which is arranged between the first ac/dc conversion module and the electric energy meter chip and is used for isolating electric energy transmission between the electric energy meter chip and the first ac/dc conversion module.

In one embodiment, the electrical parameter of the sampling resistor comprises at least one of a voltage and a current;

the fuel gauge chip comprises at least one current pin for collecting the current of the sampling resistor; and/or the presence of a gas in the atmosphere,

the electricity meter chip comprises at least one voltage pin for collecting the voltage of the sampling resistor; and/or the presence of a gas in the gas,

the electricity meter chip comprises at least one communication pin for being in communication connection with the second module; and/or the presence of a gas in the gas,

the electricity meter chip comprises at least one power supply pin which is used for being connected with the power supply line and obtaining electric energy.

In one embodiment, a second ac/dc conversion module is disposed between the power supply line and the power supply pin, and the second ac/dc conversion module is configured to convert ac power transmitted on the power supply line into dc power and supply the dc power to the power supply pin.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

according to the information detection device provided by the disclosure, the power supply line in the first module can be connected with the power supply and the detected equipment so as to supply power to the detected equipment, the sampling resistor connected to the power supply line can facilitate collection of electrical parameters on the power supply line, and the electricity meter chip can collect the electrical parameters on the sampling resistor, so that the first module can realize collection of the electrical parameters of the detected equipment while supplying power to the detected equipment; the second module can acquire the electrical parameters acquired by the fuel gauge chip in the first module and send the electrical parameters to the server, so that the server can determine the information of the detected equipment according to the electrical parameters, such as the use state, the use rate and the like, and the second module realizes the report of the electrical parameters of the detected equipment. If the information detection device is used for equipment management in a scene such as a laboratory, the electrical parameters of the equipment can be reported while the power is supplied to the equipment, so that the server can determine the real-time information such as the use state, the use rate and the like of the equipment, the accuracy of the equipment management is improved, and the information range of the equipment management is expanded.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic structural diagram of an information detection apparatus shown in an exemplary embodiment of the present disclosure;

FIG. 2 is a schematic diagram of an electricity meter chip shown in an exemplary embodiment of the present disclosure.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the disclosure, as detailed in the appended claims.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.

Based on this, in a first aspect, referring to fig. 1, at least one embodiment of the present disclosure provides an information detecting apparatus, including: the first module 100 (i.e. the strong electric module) includes a power supply line 101 for connecting a power supply 400 and a device under test 500, a sampling resistor 102 connected to the power supply line 101, and an electricity meter chip 103 connected to the sampling resistor 102, where the electricity meter chip 103 is configured to collect electrical parameters of the sampling resistor 102; the second module 200 (i.e., a weak current module) is connected to the first module, and is configured to acquire the electrical parameter acquired by the fuel gauge chip 103 and send the electrical parameter to a server, so that the server determines information of the detected device 500 according to the electrical parameter.

The information detection device is used for detecting the electrical parameters of the detected device 500 and reporting the detection result to the server, so that the server can conveniently determine real-time information such as the use state and the use rate of the detected device 500 according to the electrical parameters, and accurately manage the detected device 500. The device 500 to be tested may be any one of a plurality of devices in a device management scenario, and correspondingly, the server may be a server in the device management scenario.

The power supply line 101 may be the power supply line 101 of the device under test 500, that is, one end of the power supply line 101 is connected to the power supply 400, and the other end is connected to the device under test 500, so that the device under test 500 can be powered by the power supply 400 to enable the device under test 500 to work normally. The sampling resistor 102 may be connected in series to the supply line 101.

The connection mode of the sampling resistor 102 and the power supply line 101 and the connection mode of the electricity meter chip 103 and the sampling resistor 102 can be matched with each other, so that the purpose that the electricity meter chip 103 collects the electrical parameters of the sampling resistor 102 is achieved. The electrical parameter may include at least one of a voltage and a current. The electricity meter chip 103 can realize the collection of the electrical parameters, the power supply of the electricity meter chip 103 and the communication connection between the electricity meter chip 103 and the second module 200 through different pins, that is, the electricity meter chip 103 includes at least one current pin for collecting the current of the sampling resistor 102; and/or the electricity meter chip 103 comprises at least one voltage pin for collecting the voltage of the sampling resistor 102; and/or, the electricity meter chip 103 includes at least one communication pin for communication connection with the second module 200; and/or, the electricity meter chip 103 includes at least one power supply pin for connecting with the power supply line 101 and obtaining electric energy. For example, referring to fig. 2, a schematic diagram of a sampling of the fuel gauge chip 103 is shown, where the schematic diagram includes a load (i.e., a device 500 to be detected), a sampling resistor 102, and a connection manner of the fuel gauge chip 103, so that, as can be seen in fig. 2, the load and the sampling resistor 102 are respectively connected in series in a loop formed by a live line and a neutral line of the power supply line 101, and the fuel gauge chip 103 is connected to the sampling resistor 102 through two pins, i.e., a pin IAP 1 and a pin IAN 2, so as to collect a current of the sampling resistor 102, and a filter formed by a capacitor, an inductor, and the like is further provided between the fuel gauge chip 103 and the sampling resistor 102, so as to improve accuracy of collecting the current; in addition, the electric quantity meter chip 103 is connected with the sampling resistor 102 through a No. 3 pin VP and a No. 4 pin GND, so that the voltage of the sampling resistor 102 can be acquired, and a plurality of divider resistors are arranged between the electric quantity meter chip 103 and the sampling resistor 102, so that the magnitude order and the accuracy of the sampled voltage value can be improved; the electricity meter chip 103 is in communication connection with the second module 200 through a pin TX No. 6 and a pin RX No. 7, so that the acquired electrical parameters can be sent to the second module 200; pin No. 5 and pin No. 8 of the electricity meter chip 103 are connected to the power supply line 101, and a second AC/DC conversion module (AC-DC) is provided between the two power supply pins, i.e., the power supply line 101, pin No. 5 VREF, and pin No. 8 VDD, and the second AC/DC conversion module can be used to convert the AC power (e.g., 220V AC power or 380V AC power) transmitted through the power supply line 101 into DC power and supply the DC power to the power supply pins, so that the electricity meter chip 103 can obtain 3.3V DC power supply.

According to the information detection device provided by the present disclosure, the power supply line 101 in the first module 100 can be connected to the power supply 400 and the device under test 500, so as to supply power to the device under test 500, the sampling resistor 102 connected to the power supply line 101 can facilitate the collection of electrical parameters on the power supply line 101, and the electricity meter chip 103 can collect electrical parameters on the sampling resistor 102, so that the first module 100 can realize the collection of electrical parameters of the device under test 500 while supplying power to the device under test 500; the second module 200 can obtain the electrical parameters collected by the fuel gauge chip 103 in the first module 100 and send the electrical parameters to the server, so that the server can determine the information of the device 500 to be tested according to the electrical parameters, such as the use state, the use rate, and the like, and therefore the second module 200 realizes the report of the electrical parameters of the device 500 to be tested. If the information detection device is used for equipment management in scenes such as laboratories and the like, the electrical parameters of the equipment can be reported while the power is supplied to the equipment, so that the server can determine real-time information such as the use state and the use rate of the equipment, the accuracy of the equipment management is improved, and the information range of the equipment management is expanded.

In some embodiments of the present disclosure, the second module 200 includes a controller 201 and a communication module that are connected to each other, where the controller 201 is connected to the fuel gauge chip 103, and is configured to obtain the electrical parameters acquired by the fuel gauge chip 103, and control the communication module to send the electrical parameters to the server.

The controller 201 may be an MCU (micro controller Unit). The communication module includes at least one of a wired communication module 202 and a wireless communication module 203, and the wireless communication module 203 may be a WiFi module or the like. The controller 201 may communicate with the server through the communication module, and complete information interaction, for example, information upload from the controller 201 to the server and information issue from the server to the controller 201, where the information upload may be upload of an electrical parameter, and the information issue may be that the server issues configuration information to the controller 201, and for example, the configuration information is used to configure an electrical parameter reporting frequency of the controller 201.

In a possible embodiment, the electric quantity meter further comprises an optical coupling isolation module, the controller 201 is connected with the electric quantity meter chip 103 through the optical coupling isolation module 301, and the optical coupling isolation module 301 is used for isolating signal interference between the controller 201 and the electric quantity meter chip 103. The optical coupler can play a role in isolating signals, and the optical coupler can realize unidirectional transmission of the signals due to unidirectional transmission, so that the input end (the electricity meter chip 103) and the output end (the controller 201) are completely electrically isolated, the output signals have no influence on the input end, the anti-interference capability is strong, and the work is stable; and because the optical coupler is photoelectric, the service life is long, and the defect that a mechanical contact is limited by the absorption times is overcome.

The information interaction between the second module 200 and the first module 100 and the information interaction between the second module and the server can be realized through the cooperation of the controller 201 and the communication module, so that the electrical parameters can be accurately transmitted between the first module 100 and the server.

In some embodiments of the present disclosure, the information detecting apparatus further includes a display screen 600, the second module 200 further includes a display module 204 connected to the controller 201, and the display module 204 is configured to drive the display screen 600 to display the target content according to a display instruction of the controller 201.

The target content may be the number, name, responsible person, and other basic information of the detected device 500, and these basic information may be sent to the controller 201 by the server, that is, the controller 201 is further configured to receive the device information of the detected device 500 sent by the server through the communication module, and generate the display instruction with the device information as the target content.

In this embodiment, the display screen 600 is arranged to display the device information, so that the information detection apparatus can function as an electronic tag, and compared with a conventional paper tag and a Radio Frequency Identification (RFID) tag, the display content of the electronic tag can be changed according to the device information issued by the server, so that the device information can be timely and accurately presented to users such as device management staff, and the users can be helped to complete the tasks such as inventory in device management.

In some embodiments of the present disclosure, the present disclosure further includes a first AC/DC conversion module 302, where the first AC/DC conversion module 302 (e.g., isolated AC-DC) is connected to the power supply line 101 and the second module 200, respectively, and is configured to convert an AC power transmitted on the power supply line 101 into a DC power and then supply the DC power to the second module 200.

The first ac/dc conversion module 302 can convert ac power of 220V or 330V transmitted on the power supply line 101 into dc power, for example, dc power of 3.3V, so as to respectively supply power to the controller 201, the wired communication module 202, the wireless communication module 203, the display module 204, the display screen 600, and the like of the second module 200.

The electric energy meter further comprises a power isolation module 303, which is arranged between the first alternating current/direct current conversion module 302 and the electricity meter chip 103 and used for isolating electric energy transmission between the electricity meter chip 103 and the first alternating current/direct current conversion module 302. The power isolation module 303 can prevent the alternating current in the first module 100 from being transmitted to the second module 200 through the electricity meter chip 103, thereby causing an electric shock hazard.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. An information detecting apparatus, characterized by comprising:

2. The information detection device according to claim 1, wherein the second module comprises a controller and a communication module, which are connected to each other, and the controller is connected to the fuel gauge chip and is configured to acquire the electrical parameters acquired by the fuel gauge chip and control the communication module to send the electrical parameters to the server.

3. The information detecting apparatus according to claim 2, wherein the communication module includes at least one of a wired communication module and a wireless communication module.

4. The information detection device according to claim 2, further comprising an optical coupling isolation module, wherein the controller is connected with the electricity meter chip through the optical coupling isolation module, and the optical coupling isolation module is used for isolating signal interference between the controller and the electricity meter chip.

5. The information detection device according to claim 2, wherein the information detection device further comprises a display screen, the second module further comprises a display module connected to the controller, and the display module is configured to drive the display screen to display the target content according to a display instruction of the controller.

6. The information detection apparatus according to claim 5, wherein the controller is further configured to receive, through the communication module, device information of the detected device sent by the server, and generate the display instruction targeting the device information.

7. The information detecting apparatus according to claim 1, further comprising a first ac/dc converting module, connected to the power supply line and the second module, respectively, for converting ac power transmitted on the power supply line into dc power and supplying the dc power to the second module.

8. The information detecting apparatus according to claim 7, further comprising a power isolation module, disposed between the first ac/dc conversion module and the electricity meter chip, for isolating power transmission between the electricity meter chip and the first ac/dc conversion module.

9. The information detecting apparatus according to claim 1, wherein the electrical parameter of the sampling resistor includes at least one of a voltage and a current;

the electricity meter chip comprises at least one communication pin for being in communication connection with the second module; and/or the presence of a gas in the atmosphere,

10. The information detecting device according to claim 9, wherein a second ac/dc conversion module is provided between the power supply line and the power supply pin, and the second ac/dc conversion module is configured to convert ac power transmitted on the power supply line into dc power and supply the dc power to the power supply pin.