CN215345065U

CN215345065U - Positioning tag card and multifunctional base station integrating positioning, communication and data acquisition

Info

Publication number: CN215345065U
Application number: CN202120580739.XU
Authority: CN
Inventors: 陈奇; 李家福; 杨铭骏; 钟小林
Original assignee: Jiangxi Pengxu Information Technology Co ltd
Current assignee: Jiangxi Pengxu Information Technology Co ltd
Priority date: 2021-03-22
Filing date: 2021-03-22
Publication date: 2021-12-28
Anticipated expiration: 2031-03-22

Abstract

The utility model discloses a positioning label card, comprising: the shell is used for isolating the external environment and protecting the internal structure of the positioning tag card; the lithium battery is arranged in the shell and used for supplying power to the positioning tag card; the processing board is arranged in the shell, is connected with the power supply and is used for integrating each circuit module; the antenna is connected with the processing board and used for receiving and sending UWB signals transmitted in space; wherein, the processing board has ARM processing module, UWB signal transceiver module, LNA + PA front end processing module, battery charge and discharge management module, power transform management circuit module, the processing board has realized receiving, analysis and the sending of UWB signal through LNA, PA, radio frequency switch and UWB chip, and contains link matching circuit, realizes high-quality signal transmission. The positioning tag card interacts with a base station in the mine to send the measured distance data to the platform through the network, and the platform finally completes the positioning of the tag card in the mine.

Description

Positioning tag card and multifunctional base station integrating positioning, communication and data acquisition

Technical Field

The utility model relates to the technical field of mine safety informatization, in particular to a positioning tag card and a multifunctional base station integrating positioning, communication and data acquisition.

Background

The scientific and technological application and information automation level of the current mine enterprises seriously lags behind the modern scientific technology, particularly the underground operation surface, the underground personnel and vehicles lack effective management, the environment and equipment data acquisition is not comprehensive, the communication means is single, the network carrying capacity is poor, and the like, the market has a plurality of comprehensive information system platforms based on the radio frequency identification technology and the zigbee wireless communication technology, but the technical platforms generally have the characteristics of low positioning precision, small coverage range, more installation equipment, single function, low integration level, communication mainly depending on voice telephone, high maintenance and operation difficulty and high cost, and meanwhile, the problems that the wireless terminal cannot be accessed to a base station in the underground, and the like exist, so that the effectiveness of underground and ground management in various aspects is not high, particularly, when an abnormity or an accident occurs, accurate and reliable position information is lacked, and visual communication means are lacked, the emergency rescue is difficult to timely and effectively rescue, the efficiency of the safety rescue is low, the effect is not ideal, and the emergency rescue system can be further upgraded and worsened to further cause casualties and property loss.

SUMMERY OF THE UTILITY MODEL

The utility model provides a positioning tag card and a multifunctional base station integrating positioning, communication and data acquisition, and aims to solve the technical problems.

The technical purpose of the utility model is realized by the following technical scheme:

a positioning tag card and a multifunctional base station integrating positioning, communication and data acquisition,

the positioning tag card includes:

the shell is wrapped on the periphery of the whole positioning tag card and used for isolating the external environment and protecting the internal structure of the positioning tag card;

the lithium battery is arranged in the shell and used for supplying power to the positioning tag card;

the processing board is arranged in the shell, is connected with the lithium battery and is used for integrating each circuit module;

the antenna is connected with the processing board and used for receiving and sending UWB signals transmitted in space;

wherein, the processing board has ARM processing module, UWB signal transceiver module, LNA + PA front end processing module, battery charge and discharge management module, power transform management circuit module, the processing board has realized receiving, analysis and the sending of UWB signal through LNA, PA, radio frequency switch and UWB chip, and contains link matching circuit, realizes high-quality signal transmission.

Furthermore, the shell adopts a sealed design, an external data interface is further arranged on the shell, the data interface is connected with the processing board, and a silica gel cap is arranged at the data interface.

Further, when the antenna accepts UWB signals, the receiving channel is provided with an LNA circuit; when the antenna transmits UWB signals, the transmitting channel is provided with a PA circuit.

Furthermore, the battery charging and discharging management module can detect the battery state, and the protection circuit can timely play a role to protect the battery and the circuit part if phenomena such as overcharge, overdischarge and the like occur.

Furthermore, the power conversion and management module is connected between the lithium battery and the ARM module, and can control power supply of the power amplifier and the bottom noise level circuit so as to save standby power consumption of the positioning tag card.

A multifunctional base station integrating positioning, communication and data acquisition is provided with a functional bottom plate, wherein the functional bottom plate is loaded with an ARM core plate and an AP module and is integrated with an interface conversion and protection circuit, a VGA display interface realization circuit, an SD card interface circuit, a network interface and protection circuit, a power supply conversion and protection circuit and a power supply restart reset circuit;

the functional bottom plate is also provided with a positioning tag card which is used for receiving and transmitting a UWB signal of the mobile tag card, measuring and calculating the distance and sending the UWB signal to the ARM core plate through a serial port;

the base station is installed in the mine for interacting with the mobile tag card, the measured distance data is sent to the platform through the network, and the platform finally completes the positioning of the tag card in the mine.

Furthermore, the ARM core board completes the core function according to the function bottom board, and an embedded operating system and a user program are adopted inside the ARM core board to complete the functions of serial port receiving and sending, VGA interface realization and network data interaction;

the underground wireless terminal can carry out interaction of characters, voice and video by accessing the wireless network.

Furthermore, the positioning tag card is connected with a UWB antenna and used for receiving and transmitting UWB signals; the AP module is connected with a WIFI antenna and used for receiving and transmitting WIFI signals;

the AP module passes through the function bottom plate with ARM core board, the power amplification module realizes wired network and wireless network's coverage on a large scale together.

Further, the interface conversion and protection circuit comprises a power supply interface, a power supply protection circuit, an RS485 interface, an RS485 protection circuit, a current acquisition interface and a current acquisition interface protection circuit; the current acquisition interface is a high-precision current acquisition interface.

The utility model has the beneficial effects that:

1. the standby power consumption of the positioning tag card is greatly reduced, in order to save the standby power consumption, the power supply of a power amplifier, a low noise level and part of control circuits is controlled, the standby time of the tag card is increased as much as possible, and the standby time and the working time are optimized in a software processing part by combining the use characteristics.

2. The location tag card has increased the LNA circuit at the receiving channel, has increased the PA circuit at the transmission channel for under visual state, communication distance reaches about 600 meters, has improved the location distance of label.

3. The positioning tag card adopts a full-sealed design, and is treated by a silica gel cap at a charging interface, so that the problem of severe environment in a mine is effectively solved.

4. The function bottom board of the base station is provided with an onboard SD card which can complete the software upgrade of the core module and can be upgraded by a remote wireless network.

5. All external interfaces of the base station, such as a power supply, an RS485 interface, a network interface and the like, are additionally provided with a protection circuit, so that the environmental reliability of the product can be greatly improved.

6. The functional bottom board of the base station is provided with a power supply restart protection circuit, and when the abnormal condition of the system is monitored, the IO pin can control the power supply part of the base station to be powered off firstly and then automatically powered on, so that the power-off restart of the base station is completed.

7. The function bottom board of the base station is provided with a VGA expansion interface, and the external large screen display can display the internal state.

8. The underground wireless terminal (mobile phone) can be accessed to the target of interconnection and intercommunication between the base station and the outside, and can carry out interaction of characters, voice and video.

9. The multiple functions are integrated into one base station completely, and the base station is miniaturized as much as possible, and is convenient to maintain and install.

Drawings

FIG. 1 is a schematic diagram of the operation of a positioning tag card;

FIG. 2 is a schematic diagram of the operation of a power conversion and management module in a location tag card;

FIG. 3 is a schematic diagram of a multi-functional base station with integrated positioning, communication and data acquisition;

figure 4 is an electrical schematic diagram of a functional backplane of a multifunction base station that integrates positioning, communication, and data acquisition.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the present invention provides a positioning tag card and a multifunctional base station integrating positioning, communication and data acquisition, wherein the positioning tag card comprises:

the antenna is connected with the processing board and is used for receiving and sending UWB signals transmitted in space;

the processing board is provided with an ARM processing module, a UWB signal transceiving module, an LNA + PA front-end processing module, a battery charging and discharging management module and a power supply conversion management circuit module, the processing board realizes the receiving, analyzing and sending of UWB signals through the LNA, the PA, the radio frequency switch and the UWB chip, and the processing board comprises a link matching circuit and realizes high-quality signal transmission.

Specifically, the shell adopts sealed design, still is equipped with external data interface on the shell, and data interface is connected with the processing board, and data interface department is equipped with the silica gel cap.

Specifically, when the antenna receives a UWB signal, the receiving channel is provided with an LNA circuit; when the antenna transmits UWB signals, the transmitting channel is provided with a PA circuit.

Specifically, the battery charging and discharging management module can detect the battery state, and the protection circuit can timely play a role to protect the battery and the circuit part if phenomena such as overcharge, overdischarge and the like occur.

Specifically, the power conversion and management module is connected between the lithium battery and the ARM module, and the power conversion and management module can control power supply of the power amplifier and the bottom noise stage circuit so as to save standby power consumption of the positioning tag card.

Specifically, the positioning tag card is mainly used for receiving and responding to an inquiry signal sent by a base station, and the plurality of base stations can realize the accurate positioning function of the tag card according to the measured distance. This location tag card mainly communicates and fixes a position through UWB wireless communication technique and basic station, when passing through antenna send-receive signal, has increased the LNA circuit at the receiving channel, has increased the PA circuit at the transmitting channel for under visual state, communication distance reaches about 600 meters, has improved the positioning distance of label. This location tag card selects the ARM chip to use in handling the board, has the effect of low-power consumption, and connect between battery and ARM module through power transform and management module, control the power supply of circuit, control power amplifier, the power supply of low noise level and part control circuit, the stand-by time of maximize tag card, make under the prerequisite of guaranteeing the low-power consumption design, the distance of receiving and transmitting signal is as far as possible, in order to guarantee remote location effect. The positioning tag card adopts a full-sealed design, is treated by a silica gel cap at a charging interface, and effectively solves the problem of severe environment in a mine.

The multifunctional base station integrating positioning, communication and data acquisition is provided with a functional bottom plate, wherein the functional bottom plate is loaded with an ARM core plate and an AP module and is integrated with an interface conversion and protection circuit, a VGA display interface realization circuit, an SD card interface circuit, a network interface and protection circuit, a power supply conversion and protection circuit and a power supply restart reset circuit;

Specifically, the ARM core board completes the core function according to the function bottom board, and an embedded operating system and a user program are adopted inside the ARM core board to complete the functions of serial port receiving and sending, VGA interface realization and network data interaction;

Specifically, the positioning tag card is connected with a UWB antenna and used for receiving and transmitting UWB signals; the AP module is connected with a WIFI antenna and used for receiving and transmitting WIFI signals;

the AP module, the ARM core board and the power amplification module together realize the large-scale coverage of a wired network and a wireless network through the functional bottom board.

Specifically, the interface conversion and protection circuit comprises a power supply interface, a power supply protection circuit, an RS485 interface, an RS485 protection circuit, a current acquisition interface and a current acquisition interface protection circuit; the current acquisition interface is a high-precision current acquisition interface.

Specifically, the base station interacts with the tag of the positioning card, the measured distance data is sent to the platform through the network, and the platform finally completes the positioning of the tag card in the mine. The positioning tag card can be installed on the base station and also can be carried by workers, and the positioning tag card installed in the base station can perform signal interaction with the positioning tag card carried by the workers, so that the distance is measured and the data is sent to the information platform through a network. By means of UWB positioning technology, the positioning precision of personnel and equipment (mobile) is within 50cm, and the coverage range is as large as possible (at least 300 meters). The positioning tag card has the receiving and sending functions of UWB signals, an LNA circuit is added in a receiving channel of the positioning tag card, and a PA circuit is added in a transmitting channel, so that the communication distance reaches about 600 meters in a visible state, and the positioning distance of the tag is increased; the AP module realizes the large-scale coverage of a wired network and a wireless network together through the functional bottom plate, the ARM core board and the power amplification module, and wirelessly covers most of underground areas (at least 150 meters). The functional bottom plate of the base station is provided with an onboard SD card which can complete software upgrading of a core module, can be upgraded through a remote wireless network, can also be upgraded remotely and wirelessly by positioning a tag card, and can be upgraded wirelessly through the remote network by adding new applications, adjusting and modifying product parameters in the subsequent use process. All external interfaces of the base station, such as a power supply, an RS485, a network port and the like, are additionally provided with a protection circuit, so that the environmental reliability of a product can be greatly improved; the functional bottom plate of the base station is provided with a power supply restart protection circuit, and when the abnormal condition of the system is monitored, the power supply part of the base station can be controlled by an IO pin to be powered off firstly and then be automatically powered on, so that the power-off restart of the base station is completed; the functional bottom plate of the base station is provided with a VGA expansion interface, and the external industrial display screen can display related monitoring data. The underground wireless terminal (mobile phone) can perform interaction of characters, voice and video by accessing the target of interconnection and intercommunication between the base station and the outside, and meanwhile, the customized APP of the wireless terminal can perform voice communication with underground and ground fixed phones and mobile phones through an access network. The base station integrates multiple functions, is miniaturized, and is very convenient to install and maintain.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A locator tag card, comprising:

2. A positioning tag card as recited in claim 1, wherein:

the shell adopts a sealed design, an external data interface is further arranged on the shell, the data interface is connected with the processing board, and a silica gel cap is arranged at the data interface.

3. A positioning tag card as recited in claim 1, wherein:

when the antenna receives UWB signals, a receiving channel is provided with an LNA circuit; when the antenna transmits UWB signals, the transmitting channel is provided with a PA circuit.

4. A positioning tag card as recited in claim 1, wherein:

the battery charging and discharging management module can detect the battery state, and the protection circuit can play a role in time to protect the battery and the circuit part if the overcharge and overdischarge phenomena occur.

5. A positioning tag card as recited in claim 1, wherein:

the power conversion and management module is connected between the lithium battery and the ARM module and can control power supply of the power amplifier and the bottom noise level circuit so as to save standby power consumption of the positioning tag card.

6. The utility model provides a collection location, communication and data acquisition's multi-functional basic station which characterized in that:

the base station is provided with a function bottom plate, wherein the function bottom plate is loaded with an ARM core plate and an AP module and is integrated with an interface conversion and protection circuit, a VGA display interface realization circuit, an SD card interface circuit, a network interface and protection circuit, a power supply conversion and protection circuit and a power supply restart reset circuit;

the functional bottom plate is also provided with a positioning tag card, the positioning tag card is as claimed in any one of claims 1 to 5, and is used for completing transceiving of UWB signals of the mobile tag card and distance measurement and sending the UWB signals to the ARM core plate through a serial port;

7. The multifunctional base station with integrated position location, communication and data acquisition of claim 6 wherein:

the ARM core board completes the core function according to the function bottom board, and an embedded operating system and a user program are adopted inside the ARM core board to complete the functions of serial port receiving and sending, VGA interface realization and network data interaction;

8. The multifunctional base station with integrated position location, communication and data acquisition of claim 6 wherein:

the positioning tag card is connected with a UWB antenna and used for receiving and transmitting UWB signals; the AP module is connected with a WIFI antenna and used for receiving and transmitting WIFI signals;

9. The multifunctional base station with integrated position location, communication and data acquisition of claim 6 wherein:

the interface conversion and protection circuit comprises a power supply interface, a power supply protection circuit, an RS485 interface, an RS485 protection circuit, a current acquisition interface and a current acquisition interface protection circuit; the current acquisition interface is a high-precision current acquisition interface.