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Wireless alarm system suitable for prepayment device

An alarm system and prepaid technology, applied in the direction of coin-operated equipment, alarms, coin-free or similar appliances used for rental items, etc., can solve the problem of reduced reliability of alarm devices, affecting user experience, and discounting reminders and other problems, to achieve the effect of avoiding power outage due to arrears, good user experience, avoiding power outage due to arrears or continuous failure of devices

Pending Publication Date: 2021-03-30
JIANGMEN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] However, the current scheme has a defect, that is, the music doorbell or buzzer sounds after the alarm, and the person forgets to pay the fee after pressing the silencer switch, which reduces the reliability of the alarm device and greatly reduces the reminder effect; Or do not call the police, it will seriously affect the user experience

Method used

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  • Wireless alarm system suitable for prepayment device

Examples

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Embodiment

[0026] Such as figure 1 , figure 2 It is a wireless alarm system for prepaid devices, including a wireless transmitter, a wireless receiver, an alarm device, and an intermediate relay. The wireless transmitter is connected to the wireless receiver in wireless communication, the alarm device is electrically connected to the wireless receiver, and the intermediate relay Used to connect the wireless transmitter and the prepaid device; the alarm device includes the first alarm device SPK1 and the second alarm device, the wireless receiver is provided with a self-test loop and an alarm loop, and the alarm loop includes a serial wireless receiver, a first delay The reset switch S1, the first alarm device SPK1, the self-test circuit includes the second time delay reset switch, the wireless receiver and the timing switch S3 connected in series with the wireless receiver, the timing switch S3 is also connected with the second alarm device SPK2, the second time delay The reset switch ...

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Abstract

The invention relates to the technical field of power equipment, in particular to a wireless alarm system suitable for a prepayment device. The system comprises a wireless transmitter, a wireless receiver, an alarm device and an intermediate relay. The wireless transmitter is in wireless communication connection with the wireless receiver, the alarm device is electrically connected with the wireless receiver. The intermediate relay is used for connecting the wireless transmitter and the prepayment device; the alarm device comprises a first alarm device and a second alarm device, the wireless receiver is provided with a self-checking loop and an alarm loop, and the alarm loop is used for arrearage alarm of the prepayment device; and the self-checking loop is used for fault alarm of the wireless receiver. By arranging the self-checking loop, when the wireless receiver breaks down, a worker can be informed to maintain the wireless receiver in time, arrearage power failure caused by the fault of the wireless receiver is avoided, and the wireless receiver is reliable and has good user experience.

Description

technical field [0001] The invention relates to the technical field of electric power equipment, and more particularly relates to a wireless alarm system of a prepayment device. Background technique [0002] The current prepaid device is mainly used to remind the user to purchase and recharge by installing a buzzer and an alarm light in the box. The device must read the new purchased electricity after the user recharges and purchases electricity by swiping the card, and the read electricity is higher than the alarm threshold. The alarm will stop. With the popularization and use of prepaid devices, some problems need to be solved urgently. Since most of the installation locations of prepaid devices are not close to the range of factory crowd activities, some users report that the original alarm effect of prepaid alarm devices is not significant. As a result, there were multiple power outages due to insufficient balance of the prepaid device, which affected production and lif...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G07F15/10G07F15/00G07F15/06G08B21/18G08B21/24
CPCG07F15/10G07F15/003G07F15/06G08B21/182G08B21/24
Inventor 李志伟李永健杨文达凌智豪谭俊倪邱李文卢炎珍邓嘉欣梁积储王双良段炼
Owner JIANGMEN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID
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