4G radar speed measurement screen

Abstract

The utility model provides a 4G radar speed measurement screen, which comprises a cellular communication master control module with a 4G communication function, a flow card control module, a speed measurement radar module, a radar lamp panel module and a power supply module, and is characterized in that the power supply module is respectively connected with the cellular communication master control module, the speed measurement radar module and the radar lamp panel module; and the flow card control module is connected with the cellular communication main control module. According to the utility model, the 4G Internet of Things communication technology is realized through the cellular communication master control module, and the functions of remote monitoring, equipment data overall planning, real-time updating and the like are realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to safety warning equipment technical field, concretely relates to a 4G radar speed screen. BACKGROUND

[0002] The main function of radar speed screen is to display the vehicle speed in real time, remind the driver to control the vehicle speed, ensure the driving safety and prevent the traffic accidents caused by overspeed.

[0003] The existing voice prompter is usually independently arranged on the highway section and does not have the networking communication function, the management personnel cannot continuously understand and observe the working state of the voice prompter after leaving the equipment site, cannot continuously understand and observe the working state of the radar speed screen, whether the radar speed screen has the defect, is damaged or naturally damaged to cause the radar speed screen to no longer work, if the working condition of the equipment cannot be understood, the equipment cannot play its role. UTILITY MODEL CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a 4G radar speed screen, which can realize the internet of things function and monitor the equipment working state in real time.

[0005] The technical scheme of the utility model is realized as follows:

[0006] A 4G radar speed screen, including the cellular communication main control module with 4G communication function, flow card control module, speed radar module, radar lamp plate module and power supply module, the power supply module is connected with the cellular communication main control module, speed radar module and radar lamp plate module respectively, the flow card control module is connected with the cellular communication main control module.

[0007] The further technical scheme of the embodiment is that the cellular communication main control module includes the device control unit and the communication control unit which are connected, the device control unit is configured as STM32F407VGT6 single-chip microcomputer, and the core of the communication control unit is configured as MC665-CN single-chip microcomputer.

[0008] The further technical scheme of the embodiment is that the flow card control module includes at least two insertion slots for inserting flow cards.

[0009] The further technical scheme of the embodiment is that the power supply module includes a solar charging circuit, a storage battery, a first voltage reduction circuit, a second voltage reduction circuit and a processing circuit, the solar charging circuit is connected with the storage battery, the first voltage reduction circuit, the second voltage reduction circuit and the third processing circuit are connected with the storage battery respectively, the radar lamp plate module is connected with the first voltage reduction circuit and the second voltage reduction module, and the cellular communication main control module is connected with the processing circuit.

[0010] The further technical scheme of the embodiment is that the first voltage reduction circuit is a 5V voltage reduction output circuit.

[0011] The further technical scheme of the embodiment is that the second voltage reduction circuit is a 5V voltage reduction output circuit.

[0012] The further technical scheme of the embodiment is that the processing circuit comprises a third voltage reduction circuit and a voltage stabilization circuit, the third voltage reduction circuit is connected with the battery, the third voltage reduction circuit is connected with the communication control unit, and the voltage stabilization circuit is connected with the equipment control unit.

[0013] The further technical scheme of the embodiment is that the current detection circuit is connected with the solar charging circuit and the battery, and the current detection circuit comprises a CC6902SO single-chip microcomputer.

[0014] Compared with the prior art, the radar speed screen has the following advantages:

[0015] The radar speed screen disclosed by the utility model realizes 4G communication and connects the running data of the equipment in real time through the cellular communication main control module and the flow card control module, adopts advanced Internet of Things technology, can send the data collected on site by the radar speed screen to the Internet of Things platform, and enables the user to see the latest on-site data at any time and anywhere, and can make timely modifications to the on-site according to the data on the platform. DETAILED DESCRIPTION

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0017] Figure 1 It is a structural block diagram of the 4G radar speed screen of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the equipment control unit in the utility model;

[0019] Figure 3 It is a structural schematic diagram of the communication control unit and the flow card control module in the utility model;

[0020] Figure 4 It is a structural schematic diagram of the power supply module in the utility model.

[0021] The figure mark: 1-cell communication main control module;2-flow card control module;3-speed radar module;4-radar lamp plate module;5-power supply module. Embodiments

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] In the description of the present application, it should be pointed out that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third", "fourth" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present application, it should be pointed out that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] The existing radar speed screen usually only has the function of sound, light and electricity over-speed alarm, so that the user cannot continuously understand and observe the working state of the radar speed screen after leaving the device and leaving the scene, whether the radar speed screen is defective, damaged or naturally damaged, resulting in the radar speed screen no longer working. If the working condition of the device cannot be understood, the device cannot be repaired in time, resulting in the device cannot play its role.

[0026] For the above problems, such as Figure 1As shown, the embodiment proposes a 4G radar speed screen, including a cellular communication main control module with 4G communication function, a flow card control module, a speed radar module, a radar lamp plate module and a power supply module. The power supply module is connected with the cellular communication main control module, the speed radar module and the radar lamp plate module respectively. The flow card control module is connected with the cellular communication main control module. The following will be described in detail.

[0027] As shown in Figure 2 and Figure 3 The cellular communication main control module includes a device control unit and a communication control unit connected. The device control unit in the embodiment is an STM32F407VGT6 single-chip microcomputer control management module, which is provided with a 3.3V power supply by an SSP7603P33 voltage stabilizing circuit, and is connected with the radar speed screen lamp plate module, the display screen communication interface module, the radar module and the storage function module in the circuit, detects the information obtained by each part of the processing signal, is responsible for the operation of the control instruction system; connected with each part in the circuit, detects the state of each part of the circuit and the information obtained by the processing circuit, is responsible for the operation of the circuit system, and uploads the "radar speed screen" itself and the monitored data to the Internet of Things platform through the 4G communication technology of the communication control unit. At the same time, the speed detected by the radar module is fed back through the radar speed screen lamp plate module, which can display three-digit speed detection. The communication control unit in the embodiment is an MC665-CN main control module, which is provided with a stable 3.8V voltage power supply by a TD1583 voltage reducing circuit, uses a more stable 4G main control module MC665-CN, and uses a 4G communication technology to upload the "radar speed screen" itself and the monitored data to the Internet of Things platform. It is internally configured with a satellite positioning function, and the coordinate information of the installation position can be obtained through satellite positioning, and the coordinate information is obtained to the main control module MC665-CN, and the coordinate information is displayed by the main control module. It can display two different modes, and the collection times can be freely controlled

[0028] In the embodiment, the storage function module connected with the cellular communication main control module is preferably set, and a double storage function module is adopted, which is composed of a W25Q128JVSIQ FLASH storage chip and an FT24C256A storage chip, so that the system runs more sufficient and smooth, and the power supply and reading management of the single-chip microcomputer control management module STM32F407VGT6 are controlled

[0029] As shown in Figure 3As shown, the flow card control module includes at least two slots for inserting flow cards, considering the influence of customer needs and actual use scenarios and other factors, the flow card control module adopts a double flow card design, uses 4G full network technology, and supports three major operators of mobile, Unicom and Telecom. A 1.8V power supply is provided by the main control module MC665-CN, so that the SIM flow card module can meet the online needs of the main control module MC665-CN and the flow supply of data transmission.

[0030] As shown in Figure 4 As shown, the power supply module includes a solar charging circuit, a battery, a first voltage reduction circuit, a second voltage reduction circuit, and a processing circuit; the solar charging circuit is connected with the battery, the first voltage reduction circuit, the second voltage reduction circuit, and the third processing circuit are respectively connected with the battery, the radar lamp panel module is connected with the first voltage reduction circuit and the second voltage reduction module, and the cellular communication main control module is connected with the processing circuit.

[0031] The solar charging circuit in the embodiment adopts CN3763 solar charging circuit and lithium battery with longer service life, adds a sustainable charging function module to the mainboard, and CN3763 cooperates with a small amount of peripheral devices to reduce the power input by the solar panel in PWM. Two modes of constant current charging and constant voltage charging are provided, after the battery voltage reaches a certain level, CN3763 enters the constant current charging stage, at this time the charging current is set through an external resistor, to ensure that the battery is charged with stable current, as the battery voltage rises, CN3763 will gradually reduce the charging current, when the battery voltage reaches the set constant voltage charging voltage 12.6V, it enters the constant voltage charging stage. At this stage, the charging current will gradually decrease until it is reduced to 16% of the constant current charging current, at which time the charging is considered to be completed. By using more stable and accurate components, the charging is more stable, and PMOS tubes are used instead of traditional diodes to reduce heat during the charging process. At the same time, a current detection function module CC6902SO is used to increase a current detection; a single-chip microcomputer control management module STM32F407VGT6 is used to increase a voltage detection, which can better control the working efficiency of CN3763 chip.

[0032] The first voltage reduction circuit is configured as a 5V voltage reduction output circuit, and in the embodiment, a TPS40057 voltage reduction function module is preferably used, which adds a stable voltage reduction function module to the mainboard, and TPS40057 cooperates with a small amount of peripheral devices to reduce the power input by the lithium battery. The 12V power supply voltage is stably reduced to 5V output, and 5V is output to the radar speed screen lamp panel module. Proper adjustment of the device parameters of the circuit makes the entire circuit more stable, the deviation is reduced, and the voltage of 5V can be stably output.

[0033] The second voltage reduction circuit is a 5V voltage reduction output circuit, and in the embodiment, a 78L05S voltage reduction circuit is preferably adopted. The voltage supplied by the lithium battery is processed by the 78L05S voltage reduction circuit and then stably output to a 5V voltage output, which is supplied to the display screen communication interface module at the rear end to maintain the communication work.

[0034] The processing circuit includes a third voltage reduction circuit and a voltage stabilizing circuit connected thereto. The third voltage reduction circuit is connected to the storage battery, the third voltage reduction circuit is connected to the communication control unit, and the voltage stabilizing circuit is connected to the equipment control unit. The TD1583 voltage reduction circuit: the current passes through the TD1583 voltage reduction circuit, the voltage supplied by the lithium battery is reduced and processed, and then stably output to the functional module at the rear end, and the voltage is accurately and stably supplied. The 3.8V is supplied to the main control module MC665-CN stable working voltage and to the SSP7603P33 voltage stabilizing circuit module. The device parameters of the circuit are properly adjusted to make the entire circuit more stable, the deviation is reduced, and the voltage of 3.8V can be stably output.

[0035] In the embodiment, the SSP7603P33 voltage stabilizing circuit is preferably adopted, which processes the 3.8V voltage processed by the TD1583 voltage reduction circuit, and stably outputs 3.3V while increasing a 3.3V filter voltage stabilizing processing functional module. The 3.3V is output to the single-chip microcomputer control management module STM32F407VGT6 and the storage functional module. A detection function is added, which is controlled by the single-chip microcomputer control management module STM32F407VGT6 to detect the input and output voltage values of the SSP7603P33 voltage stabilizing circuit in real time, to adjust the parameter ratio of the device in real time to control the stable output of a 3.3V voltage.

[0036] Specifically, it also includes a current detection circuit connected to the solar charging circuit and the storage battery. The current detection circuit includes a CC6902SO single-chip microcomputer, which detects the current generated by the solar charging circuit to better control the working efficiency of the CN3763 chip.

[0037] The embodiment has the following advantages:

[0038] 1. Advanced Internet of Things technology is adopted to send the collected data to the Internet of Things platform, so that the user can see the latest on-site data at any time and anywhere, and can make timely adjustments to the site according to the data on the platform.

[0039] 2. High-precision satellite positioning technology is used to send the installation position obtained on site to the platform, and the user can check the coordinate information on the mobile phone and use the map to timely and accurately reach the installation site to implement on-site maintenance.

[0040] 3. The high-efficiency solar panel is configured to convert the light energy collected in the field into electric energy in real time to supply the equipment, and the equipment is simple to install and has low installation cost, and can work as long as it is fixed and powered on, and is more convenient to install and use.

[0041] 4. The device is configured to be remotely updated, and can be upgraded and maintained at any time, and the equipment is simple to install and has low installation cost, and can work as long as it is fixed and powered on, and is more convenient to install and use.

[0042] 5. The advanced Internet of Things technology is used and is matched with a cloud platform. The cloud platform is provided with a function of setting the device parameters, communicates with the communication control unit through 4G, and realizes that the 'overspeed threshold' of the device control unit is adjustable from 0 to 120 KM / H, the'sensitivity coefficient' and the 'anti-shock coefficient' are adjustable in low, medium and high three gears, and the'screen brightness' is adjustable in energy-saving and normal two gears, so that the device can be flexibly configured according to different scene requirements, and multiple scene and multiple use modes are realized.

[0043] The above is only a preferred embodiment of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A 4G radar speed screen characterized by, Including the cellular communication main control module with 4G communication function, flow card control module, speed radar module, radar lamp plate module and power supply module, the power supply module is connected with cellular communication main control module, speed radar module and radar lamp plate module respectively, the flow card control module is connected with cellular communication main control module.

2. The 4G radar speed screen of claim 1, wherein: The cellular communication main control module includes the device control unit and the communication control unit, the device control unit is configured as STM32F407VGT6 single-chip microcomputer, and the core of the communication control unit is configured as MC665-CN single-chip microcomputer.

3. The 4G radar speed screen of claim 2, wherein: The flow card control module includes at least two slots for inserting flow cards.

4. The 4G radar speed screen of claim 2, wherein: The power supply module includes a solar charging circuit, a battery, a first voltage reduction circuit, a second voltage reduction circuit, and a processing circuit; the solar charging circuit is connected with the battery, the first voltage reduction circuit, the second voltage reduction circuit, and the third processing circuit are respectively connected with the battery, the radar lamp plate module is connected with the first voltage reduction circuit and the second voltage reduction module, and the cellular communication main control module is connected with the processing circuit.

5. The 4G radar speed screen of claim 4, wherein: The first voltage reduction circuit is a 5V voltage reduction output circuit.

6. The 4G radar speed screen of claim 4, wherein: The second voltage reduction circuit is a 5V voltage reduction output circuit.

7. The 4G radar speed screen of claim 4, wherein: The processing circuit includes a third voltage reduction circuit and a voltage stabilizing circuit, the third voltage reduction circuit is connected with the battery, the third voltage reduction circuit is connected with the communication control unit, and the voltage stabilizing circuit is connected with the device control unit.

8. The 4G radar speed screen of claim 4, wherein: It also includes a current detection circuit connected with the solar charging circuit and the battery, and the current detection circuit includes a CC6902SO single-chip microcomputer.

Images