CN214427947U - Two-dimensional code display device for power failure notification push management system - Google Patents
Two-dimensional code display device for power failure notification push management system Download PDFInfo
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Abstract
The utility model provides a super portable, can hang, display area is big, show clearly, has communication function, low-power consumption, can satisfy outdoor long-time use have a power failure and inform two-dimensional code display device for propelling movement management system, includes the device shell, sets up host system, display module, communication module, power module and the interaction module in the device shell, and its special character is: the main control module adopts an ARM processor based on a low-power-consumption version; the display module adopts 13.3 cun large screen ink screen, host system through image optimization processing IC with show drive IC with 13.3 cun large screen ink screen is connected, and original bitmap image is received by host system, is given image optimization processing IC and through noise point, the anti-sawtooth of edge processing back in the past, the retransmission gives and shows drive IC, power module connects display module, communication module and interaction module respectively through three MOS pipe, three MOS pipe is by host system IC control.
Description
Technical Field
The utility model relates to an electric power overhauls the field, especially relates to an intelligent power failure notice push management is two-dimensional code display device for system.
Background
The power failure notification is an important work for the power supply company to communicate with the power utilization client, and the notification rate and accuracy of the power failure notification directly influence the satisfaction degree of the client on the power supply enterprise. In traditional power failure notice mode, power supply company overhauls team and needs team personnel to a plurality of residential areas that the power failure circuit covered to post paper notice that has a power failure before carrying out the power failure operation to the circuit. Based on the defects that the traditional power failure notification mode is low in notification arrival rate, consumes a large amount of manpower, cannot timely convey power failure time after temporary change and the like, a power failure notification push management system based on the internet technology and issued by a WeChat public platform appears. After a user pays attention to the platform, the power failure notification pushed by the system can be received through the mobile phone WeChat at the first time, and the service content of the team facing the user can be expanded and overhauled in combination with the working practice.
Along with the wide application of the power failure notification push management system, the electric power maintenance team is required to continuously conduct propaganda and promotion outdoors, a popularization person uses the system to automatically generate two-dimensional codes with parameters (cell identification, period identification and the like), the outdoor stationing mode is adopted to conduct propaganda and promotion cell by cell, as many cell residents as possible are enabled to scan the codes and pay attention to the power failure notification push management system platform, and the platform automatically groups residents according to the scanned code parameters and records information. Because the power failure informs the push management system that information such as user grouping need be recorded, the popularization two-dimensional code that generates has short-time, the characteristic of dynamic (10 minutes developments generate the popularization two-dimensional code of a belt parameter), the mode that adopts the paper to print the two-dimensional code can't satisfy outdoor propaganda popularization demand, therefore outdoor popularization personnel need a low-power consumption, super portable, intelligent two-dimensional code display device that can network, the device can obtain the popularization two-dimensional code from power failure notice push management system on line and demonstrate in real time.
Because the popularization personnel need work under the outdoor no-power condition for a long time, the existing intelligent two-dimensional code display device needs to be connected with the mains supply alternating current of 220V, and some are provided with built-in lithium batteries based on the traditional tablet personal computer structural design, but the equipment is limited by the design purpose, the design structure, the design method and other reasons, and the power consumption of devices such as the MCU master control, the LED screen, the WIFI or the 4G wireless network is extremely large. According to actual test, the push management system platform is informed to the power failure of continuous connection under outdoor no-power condition usually and is used widely by the system, generally can only guarantee about 5 hours live time, can't satisfy device user demand under the long-time outdoor no-power state, so current two-dimensional code display device can't satisfy the popularization demand that the push system was informed to the power failure from the technology. For example, the two-dimensional code display device disclosed in the patent with publication number CN111582857A has a structure similar to that of a traditional tablet computer, has high power consumption, is not favorable for hanging display in an outdoor complex environment, and is not suitable for long-time outdoor dynamic display of the system. For another example, the two-dimensional code display device disclosed in publication No. CN208188866U adds a function of charging a mobile phone on the basis of a conventional tablet computer device, and cannot meet the outdoor popularization requirement of the power failure notification system from the viewpoints of equipment power consumption, portability, service time, and the like.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the two-dimensional code display device for the power failure notification push management system is ultra-portable, can be hung, has a large display area and clear display, has a communication function and low power consumption, and can meet the requirement of long-time outdoor use.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides an intelligent power failure notice two-dimensional code display device for push management system, includes the device shell, sets up host system, display module, communication module, power module and the interaction module in the device shell, and its special character is: the main control module adopts an ARM processor based on a low-power-consumption version; the display module adopts 13.3 cun large screen ink screen, host system through image optimization processing IC with show drive IC with 13.3 cun large screen ink screen is connected, and original bitmap image is received by host system, is given image optimization processing IC and through noise point, the anti-sawtooth of edge processing back in the past, the retransmission gives and shows drive IC, power module connects display module, communication module and interaction module respectively through three MOS pipe, three MOS pipe is by host system IC control.
Further, the model of the main control module is STM32L 451.
Furthermore, the communication module is an NB-IoT remote BC28 module, is a narrowband IoT module circuit based on NB-IOT technology, and keeps a low-power-consumption communication channel with the equipment through the NB-IOT IoT communication technology.
Further, the image optimization processing IC adopts a microprocessor with model number STM32L432, and the display driving IC has model number MM32L373 PF.
Further, the power supply module comprises a power supply control IC, a charging control IC and a lithium battery, wherein the power supply control IC is controlled by the master control IC, the charging control IC is powered and charged by external 5V, the discharging output of the lithium battery is 3.5V, and the charging control IC controls the charging and discharging current by monitoring the charging current and voltage signal state of the lithium battery.
Further, the model of the power supply control IC is PMM8920, and the model of the charging control IC is OB2542 MP.
Further, the lithium ion battery selects a small lithium ion rechargeable battery with the rated voltage of 3.5V and the capacity of 3000 mAh.
Further, the interactive module comprises a left-turn key and a right-turn key for selecting specific numbers, an up-turn key and a down-turn key for adjusting numerical values, an OK key for determining parameter setting completion and storage, and an on/off key, wherein the parameter configuration of the equipment is completed through the operation of each key, and each key is connected with a GPIO port of the main control module IC by adopting a soft flat cable.
Furthermore, the back of the device shell is provided with two hanging rings, and hanging ropes are arranged on the two hanging rings, so that the outdoor hanging function of the device is realized.
The utility model has the advantages that: the utility model discloses it is ultra portable, can hang, display area is big, can guarantee definition and marginal anti-sawtooth nature that shows two-dimensional code bit map, it is clear to show, low power consumption, the function of initiative dormancy has, after handling once received data and show, host system is to connecting power module and display module, MOS pipe between communication module and the interaction module sends and cuts off power supply signal, guarantee device display module in specific time slice, communication module cuts off the power supply completely, then host system gets into low power consumption mode, only remain the operation of interrupt response port, guarantee that entire system is in minimum power consumption state completely. After the set period, the main control module automatically triggers the timing interruption to process the network heartbeat packet, so that the availability of a network channel is ensured, and the communication module realizes super-strong signal network connection by utilizing an NB-IOT technology and can be applied outdoors for a long time.
Drawings
Fig. 1 is a schematic diagram of the circuit structure of the present invention;
FIG. 2 is a schematic diagram of the front structure of the device;
FIG. 3 is a rear view of FIG. 2;
fig. 4 is a schematic diagram of the active sleep circuit structure of the present invention;
FIG. 5 is a schematic diagram of an ink screen display driving circuit according to the present invention;
FIG. 6 is a structural diagram of a power supply circuit of the present invention;
fig. 7 is a working principle diagram of the present invention.
In the figure: 1. the system comprises an interaction module, a display module, a communication module, a main control module, a power supply module, a device shell, a left turn key, a right turn key, a 9 turn-up key, a 10 turn-down key, an 11 OK key, a 12 turn-on/turn-off key, a 13 hang-up ring I, a 14 hang-up ring II and a 15 hang rope.
Detailed Description
The technical solution of the present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-3, the present invention includes a device housing 6 made of engineering plastics, a main control module 4, a display module 2, a communication module 3, a power supply module 5 and an interaction module 1 arranged in the device housing 6, wherein the display module 2 adopts a 13.3 inch large screen ink screen and occupies the center of the front surface of the panel; the main control module 4 adopts an ARM processor based on a low power consumption version, has the model of STM32L451, and is used for overall function logic control, display analysis control, communication mode control, human-computer interaction control and active dormancy control. The communication module 3 is a low-power-consumption module packaged by an outsourcing LCC (chip control computer), has a specific model of remote communication BC28 NB-IoT, is a narrowband Internet of things module circuit based on NB-IOT technology, and keeps a low-power-consumption communication channel with network operator base station equipment through NB-IOT Internet of things communication technology.
The interactive module 1 adopts entity keys for switching on and off or configuring device parameters, and specifically comprises an up-turning key 9 and a down-turning key 10 for adjusting the size of a number, wherein the number is increased or decreased by 1 every time the number is pressed; the left-turning and right- turning keys 7 and 8 are used for selecting which number is selected by the left-turning and right- turning keys 7 and 8 when numerical parameters such as an IP address, a port number and the like of a platform of a power failure notification push management system need to be set, for example, the IP address of 192.168.0.1 consists of 4 number parts; an OK key 11 and a power on/off key 12 for determining the completion and storage of parameter setting, wherein the operation of the equipment is completed through each key, and each key is connected with the GPIO port of the main control module by adopting a soft flat cable.
Two hanging rings 13 and 14 are arranged on the back of the device shell 6. The hanging rings 13 and 14 are solid hexagonal metal columns, round holes are formed in the metal columns, a hanging rope 15 can conveniently penetrate through the round holes, and the hanging ropes 15 are arranged on the two hanging rings 13 and 14, so that the outdoor hanging function of the device is achieved.
As shown in fig. 4, the power supply module 5 is respectively connected to the display module 2, the communication module 3 and the interaction module 1 through three MOS transistors controlled by the main control module 4.
As shown in fig. 5, the main control module 4 is connected to the display module 2 through a display driving circuit composed of an image optimization IC and a display driving IC, the model of the image optimization IC is STM32L432, the model of the display driving IC is MM32L373PF, and the original bitmap image is received by the main control module 4, transmitted to the image optimization IC, subjected to noise point and edge anti-aliasing processing, and then transmitted to the display driving IC.
As shown in fig. 6, the power supply module includes a power supply control IC (model PMM8920) of the main control module, a charging control IC (model OB2542MP) and a lithium battery, the charging control IC is powered by external 5V for charging, the discharging output of the lithium battery is 3.5V, the charging control IC controls the charging and discharging current by monitoring the charging current and voltage signal state of the lithium battery, and the lithium battery selects a small lithium ion rechargeable battery with a rated voltage of 3.5V and a capacity of 3000 mAh.
The device is designed with a unique active dormancy mechanism, the device is in a dormant state most of the time, and other modules are in the dormant state except that the main control module 4 and the power supply module 5 are in a low-power-consumption operation state in the dormant state. In a dormant state, the device can start the communication module at regular time every second to send a heartbeat data packet to the power failure notification push management system platform for confirming that the communication channel of the equipment is smooth. When the utility model discloses the device detects when having the propelling movement data, host system 4 at first withdraws from the low-power consumption state, then trun into communication module 3 and display module 2 to the activated state respectively, communication module 3 receives the two-dimensional code bitmap and transmits for host system 4 through NB-IOT thing networking passageway, host system 4 carries out the integrality check-up back to bitmap data, directly forward to display module 2, refresh ink screen display content by display module 2's display drive circuit control, then host system 4 changes over to the dormant state with the system initiative, accomplish a receipt display process.
As shown in fig. 7, the two-dimensional code display device for the power failure notification push management system is a key component of the whole power failure notification push management system, and the device is used as important terminal hardware for field promotion of the power failure notification push management system, and is responsible for hanging in a field of a residential area where a promotion worker is in charge of entering and staying, and automatically completing connection with an internet power failure notification push management system platform to obtain and display a dynamic two-dimensional code bitmap.
The power grid overhauls team and announces the promotion task to power failure notice propelling movement management system platform, and power failure notice propelling movement management system platform once promotes the two-dimensional code according to promoting every interval 10 minutes dynamic generation of task to notifying propelling movement management system platform through the internet to power failure with the two-dimensional code display device (promptly the utility model) carry out the propelling movement, the utility model discloses two-dimensional code position picture data is received to the device, demonstrates on 13.3 cun ink screen of this device with it, the user scans the utility model discloses the dynamic two-dimensional code that demonstrates is concerned about power failure notice propelling movement management system platform, and the platform sweeps the parameter that the two-dimensional code takes and carries out work such as user location, grouping, mark according to the user.
Claims (9)
1. The utility model provides a two-dimensional code display device for power failure notice propelling movement management system, includes the device shell, sets up host system, display module, communication module, power module and the interactive module in the device shell, characterized by: the main control module adopts an ARM processor based on a low-power-consumption version; the display module adopts 13.3 cun large screen ink screen, host system through image optimization processing IC with show drive IC with 13.3 cun large screen ink screen is connected, and original bitmap image is received by host system, is given image optimization processing IC and through noise point, the anti-sawtooth of edge processing back in the past, the retransmission gives and shows drive IC, power module connects display module, communication module and interaction module respectively through three MOS pipe, three MOS pipe is by host system IC control.
2. The two-dimensional code display device for the power failure notification push management system according to claim 1, wherein: the model of the main control module is STM32L 451.
3. The two-dimensional code display device for the power failure notification push management system according to claim 1, wherein: the communication module is an NB-IoT remote BC28 module.
4. The two-dimensional code display device for the power failure notification push management system according to claim 1, wherein: the image optimization processing IC adopts a microprocessor with the model number of STM32L432, and the model number of the display driving IC is MM32L373 PF.
5. The two-dimensional code display device for the power failure notification push management system according to claim 1, wherein: the power supply module comprises a power supply control IC, a charging control IC and a lithium battery, wherein the power supply control IC is controlled by a master control IC, the charging control IC is powered and charged by external 5V, the discharging output of the lithium battery is 3.5V, and the charging control IC controls the charging and discharging current by monitoring the charging current and the voltage signal state of the lithium battery.
6. The two-dimensional code display device for the power failure notification push management system according to claim 5, wherein: the model of the power supply control IC is PMM8920, and the model of the charging control IC is OB2542 MP.
7. The two-dimensional code display device for the power failure notification push management system according to claim 5, wherein: the lithium battery selects a small lithium ion rechargeable battery with the rated voltage of 3.5V and the capacity of 3000 mAh.
8. The two-dimensional code display device for the power failure notification push management system according to claim 1, wherein: the interactive module comprises a left-turning key and a right-turning key for selecting specific numbers, an up-turning key and a down-turning key for adjusting numerical values, an OK key for determining parameter setting completion and storage, and an on/off machine key, wherein each key is connected with a GPIO port of the main control module IC by adopting a soft flat cable, and parameter configuration of the equipment is completed through operation of each key.
9. The two-dimensional code display device for the power failure notification push management system according to claim 1, wherein: the back of the shell of the device is provided with two hanging rings, and hanging ropes are arranged on the two hanging rings.
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| CN112528698A (en) * | 2020-12-08 | 2021-03-19 | 国网辽宁省电力有限公司锦州供电公司 | Two-dimensional code display method for power failure notification push management system |
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| CN112528698A (en) * | 2020-12-08 | 2021-03-19 | 国网辽宁省电力有限公司锦州供电公司 | Two-dimensional code display method for power failure notification push management system |
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