CN203381550U - Monitoring and alarming system for automobile storage battery voltage - Google Patents
Monitoring and alarming system for automobile storage battery voltage Download PDFInfo
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- CN203381550U CN203381550U CN201320448926.8U CN201320448926U CN203381550U CN 203381550 U CN203381550 U CN 203381550U CN 201320448926 U CN201320448926 U CN 201320448926U CN 203381550 U CN203381550 U CN 203381550U
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Abstract
The utility model discloses a monitoring and alarming system for automobile storage battery voltage, which comprises a singlechip, an LED indicating and buzzing alarming circuit, a voltage stabilizing circuit, a voltage division circuit and a program downloading interface, wherein the voltage stabilizing circuit is connected with the LED indicating and buzzing alarming circuit and the singlechip respectively; the LED indicating and buzzing alarming circuit is connected with the output port of the singlechip; the voltage division circuit is connected with the input port of the singlechip; the program downloading interface is connected with the singlechip. The system provided by the utility model integrates the alarm diagnosis, LED failure indication and alarm output, the output of the alarm sound can be divided according to the severity of the alarming state, and the system can be applied to the monitoring and alarming of the storage battery voltage of a fire engine, so as to ensure the normal use of the fire engine storage battery; the overall system has the advantages of convenience for use and mounting, simple structure, complete functions, low cost, long service life and the like, and has practical value.
Description
Technical field
The utility model relates to a kind of voltage monitoring and warning, specifically, relates to a kind of monitoring and warning of automotive battery voltage, belongs to voltage monitoring and alarm technique field.
Background technology
Accumulator voltage monitoring alarm, for monitoring the correct use of battery tension with the protection storage battery, is used widely in a lot of fields, especially at automotive field.
In the prior art, mainly adopt following two schemes to realize the monitoring of battery tension:
Scheme one: realize by auto meter, by auto meter indicator lamp indication battery charge fault.The shortcoming of this scheme is only can indicate the battery charge fault, the no work and while using storage battery, not having the output of reporting to the police of storage battery under-voltage and driving engine.
Scheme two: realize by the additional electric system of dress on automobile, realize by the additional nonshared control unit of dress on automobile programming.The shortcoming of this scheme is to need additional nonshared control unit, has increased cost, has also limited to the widespread use of this technology.
The utility model content
The problems referred to above that exist for prior art, the purpose of this utility model is to provide a kind of monitoring and warning of automotive battery voltage, alarm diagnosis, LED indicating fault and the output of reporting to the police are integrated in one, to realize Real-Time Monitoring and the warning to automotive battery voltage.
For realizing above-mentioned utility model purpose, the technical solution adopted in the utility model is as follows:
A kind of monitoring of automotive battery voltage and warning, comprise micro controller system, be used to indicate the LED indication of the different alarm conditions of storage battery and sound warning and buzzer alarm circuit, for micro controller system and LED shows and the audible alarm module provides mu balanced circuit, bleeder circuit and the program download interface of constant voltage power suspply; Described mu balanced circuit is connected with micro controller system with LED indication and buzzer alarm circuit respectively, described LED indication and buzzer alarm circuit are connected with the output port of micro controller system, described bleeder circuit is connected with the input port of micro controller system, and described program download interface is connected with micro controller system.
As a kind of preferred version, described micro controller system comprises data acquisition module for gathering analog input and switch input signal, completes the AD modular converter of analog data, for the cpu data processing module of logical process, for controlling, the LED not under command light shows and the alarm output module of chimes of doom output, and control time block regularly for data sampling, data conversion storage, delay judgement, chimes of doom kind.
As a kind of preferred version, described mu balanced circuit is for micro controller system and LED shows and the audible alarm module provides the 5V constant voltage power suspply.
As a kind of preferred version, described bleeder circuit is connected with battery tension signal and electrical generator generating signal.
As a kind of preferred version, described program download interface is connected with Programmer.
Said system realizes the method for monitoring and the warning of automotive battery voltage, comprises the steps:
1. after system powers on, at first system carries out initialization operation to micro controller system, the zero clearing time block;
2. time block decision systems circulating sampling speed, and complete voltage data and preserve;
3. micro controller system completes AD conversion and the logical process of data:
A) when engine operation, the generating signal is arranged, if detect voltage<27V, export charge fault and report to the police, light corresponding warning LED light;
B), when driving engine is not worked, acomia electric signal, if detect voltage in [19.2V, 24V] interval, and detect voltage drop Δ V, exports the electricity consumption Warning alarm, lights corresponding warning LED light;
C), when driving engine is not worked, acomia electric signal, if detect voltage<19.2V, and continue 2 minutes, exports the storage battery under-voltage and report to the police, and lights corresponding warning LED light;
4. have three kinds of type of alarms, three kinds of corresponding three kinds of different chimes of doom outputs of reporting to the police, once, once, every 3 seconds sound of electricity consumption Warning alarm sound is once for every 2 seconds sound of under-voltage chimes of doom for every 1 second sound of charge fault chimes of doom.
Compared with prior art, the utlity model has following beneficial effect:
Monitoring and the warning of a kind of automotive battery voltage that the utility model provides, collect newspapers alert diagnosis, LED indicating fault and warning are output in one; The output of alarm sound can be divided according to the seriousness of alarm condition, the chimes of doom interval time that seriousness is high is short, the chimes of doom interval time that seriousness is low is long, can be applicable to monitoring and the warning of the Battery voltage of fire extinguishing tanker, with the normal use of protection fire extinguishing tanker storage battery; And whole system has use, easy for installation, simple in structure, multiple functional, and cost is low, the advantages such as long service life have practical value.
The accompanying drawing explanation
Fig. 1 is the monitoring of a kind of automotive battery voltage of providing of the utility model and the structural representation of warning;
Fig. 2 is the flowchart of micro controller system in the utility model;
Fig. 3 is the interrupt routine flowchart of the timer in the utility model micro controller system;
Fig. 4 is that system described in the utility model is for the monitoring of fire extinguishing tanker Battery voltage and the principle schematic of reporting to the police.
The specific embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail and completely.
As shown in Figure 1, monitoring and the warning of a kind of automotive battery voltage that the utility model provides, comprise mu balanced circuit 1, bleeder circuit 2, micro controller system 3, LED indication and buzz circuit 4, program download interface 5; Described mu balanced circuit 1 is connected with LED indication and buzz circuit 4 with micro controller system 3 respectively, described bleeder circuit 2 is connected with the input port 31 of micro controller system 3, described LED indication and buzz circuit 4 are connected with the output port 35 of micro controller system 3, and described program download interface 5 is connected with micro controller system 3.
Described micro controller system 3 comprises input port 31, AD modular converter 32, central process unit (CPU) 33, timer 34 and output port 35, described central process unit 33 is processed kernel calls and control single chip computer internal hardware resources as micro controller system: input port 31, AD modular converter 32,, timer 34, output port 35, with data acquisition, AD conversion, data conversion storage, delay judgement, logic control and display alarm fuction output.
Connect Programmer 51 by program download interface 5, can realize online updating micro controller system internal program, and carry out the program updates operation without pulling down micro controller system.
High pressure, low quiescent current linear voltage regulator that described mu balanced circuit 1 can adopt Maxim company to produce; this voltage stabilizer can accept+6.5V to+65V input voltage; outgoing current up to 150mA is provided; unloaded quiescent current is only 60uA; the back-pressure input of can bear-60V; there is short-circuit protection and hot turn-off function, can be operated in-40 ℃ to+125 ℃ of automotive grade range of temperaturess.
Described bleeder circuit 2 can adopt resistor voltage divider circuit, and input electrical signal is done to voltage division processing, and the electric signal voltage that the micro controller system input port is gathered is in allowed band.
The High Performance that described micro controller system 3 can adopt atmel corp to produce, 8 AVR single chip computer AT mega8L of low-power consumption.It adopts advanced risc architecture, has electrification reset and programmable detection of power loss function; RC oscillator and the I2C interface of band through demarcating in micro controller system, operating voltage is 2.7～5.5V; Speed class is 0～8MHz; The In-System Programmable Flash of 8K byte; Can realize in-system programming by Boot program on sheet, can be operated in-40 ℃ to+85 ℃ of industrial grade range of temperaturess.
Described LED indication and buzz circuit 4 can adopt FZT851 to form the NPN output driving circuit and drive buzzer phone, and FZT851 has high withstand voltage, and the characteristics of large electric current can be operated in-55 ℃ to+150 ℃ of scopes.
As shown in Figures 2 and 3, system described in the utility model realizes the method for automotive battery voltage monitoring and warning, comprises the steps:
1. after system powers on, at first system carries out initialization operation to micro controller system, the zero clearing time block;
2. time block decision systems circulating sampling speed, and complete voltage data and preserve;
3. micro controller system completes AD conversion and the logical process of data:
A) when engine operation, the generating signal is arranged, if detect voltage<27V, export charge fault and report to the police, light corresponding warning LED light;
B), when driving engine is not worked, acomia electric signal, if detect voltage in [19.2V, 24V] interval, and detect voltage drop Δ V, exports the electricity consumption Warning alarm, lights corresponding warning LED light;
C), when driving engine is not worked, acomia electric signal, if detect voltage<19.2V, and continue 2 minutes, exports the storage battery under-voltage and report to the police, and lights corresponding warning LED light;
4. have three kinds of type of alarms, three kinds of corresponding three kinds of different chimes of doom outputs of reporting to the police, once, once, every 3 seconds sound of electricity consumption Warning alarm sound is once for every 2 seconds sound of under-voltage chimes of doom for every 1 second sound of charge fault chimes of doom.
Fig. 4 is the principle schematic of system described in the utility model for the monitoring of fire extinguishing tanker Battery voltage; by described system; when et out of order; can be in time by the faulty condition trouble-shooting shown; thereby guarantee the correct use of storage battery, to protecting storage battery and extending its service life, there is vital function.
Visible in sum: monitoring and the warning of the automotive battery voltage that the utility model provides, collect newspapers alert diagnosis, LED indicating fault and warning are output in one; The output of alarm sound can be divided according to the seriousness of alarm condition, the chimes of doom interval time that seriousness is high is short, the chimes of doom interval time that seriousness is low is long, can be applicable to monitoring and the warning of the Battery voltage of fire extinguishing tanker, with the normal use of protection fire extinguishing tanker storage battery; And whole system has use, easy for installation, simple in structure, multiple functional, and cost is low, the advantages such as long service life have practical value.
Finally be necessary described herein: above embodiment is only for being described in more detail the technical solution of the utility model; can not be interpreted as the restriction to the utility model protection domain, some nonessential improvement that those skilled in the art makes according to foregoing of the present utility model and adjustment all belong to protection domain of the present utility model.
Claims (5)
1. the monitoring of an automotive battery voltage and warning is characterized in that: comprise micro controller system, be used to indicate the LED indication of the different alarm conditions of storage battery and sound warning and buzzer alarm circuit, for micro controller system and LED shows and the audible alarm module provides mu balanced circuit, bleeder circuit and the program download interface of constant voltage power suspply; Described mu balanced circuit is connected with micro controller system with LED indication and buzzer alarm circuit respectively, described LED indication and buzzer alarm circuit are connected with the output port of micro controller system, described bleeder circuit is connected with the input port of micro controller system, and described program download interface is connected with micro controller system.
2. the monitoring of automotive battery voltage as claimed in claim 1 and warning, it is characterized in that: described micro controller system comprises data acquisition module for gathering analog input and switch input signal, completes the AD modular converter of analog data, for the cpu data processing module of logical process, for controlling, the LED not under command light shows and the alarm output module of chimes of doom output, and controls time block regularly for data sampling, data conversion storage, delay judgement, chimes of doom kind.
3. the monitoring of automotive battery voltage as claimed in claim 1 and warning is characterized in that: described mu balanced circuit is for micro controller system and LED shows and the audible alarm module provides the 5V constant voltage power suspply.
4. the monitoring of automotive battery voltage as claimed in claim 1 and warning is characterized in that: described bleeder circuit is connected with battery tension signal and electrical generator generating signal.
5. the monitoring of automotive battery voltage as claimed in claim 1 and warning, it is characterized in that: described program download interface is connected with Programmer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320448926.8U CN203381550U (en) | 2013-07-25 | 2013-07-25 | Monitoring and alarming system for automobile storage battery voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320448926.8U CN203381550U (en) | 2013-07-25 | 2013-07-25 | Monitoring and alarming system for automobile storage battery voltage |
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| Publication Number | Publication Date |
|---|---|
| CN203381550U true CN203381550U (en) | 2014-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320448926.8U Expired - Lifetime CN203381550U (en) | 2013-07-25 | 2013-07-25 | Monitoring and alarming system for automobile storage battery voltage |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358991A (en) * | 2013-07-25 | 2013-10-23 | 上海格拉曼国际消防装备有限公司 | Monitoring and alarm system for automobile storage battery voltage and implementation method thereof |
| CN105044446A (en) * | 2015-06-29 | 2015-11-11 | 河南新太行电源有限公司 | High-precision portable digital display lithium battery voltage test device |
-
2013
- 2013-07-25 CN CN201320448926.8U patent/CN203381550U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358991A (en) * | 2013-07-25 | 2013-10-23 | 上海格拉曼国际消防装备有限公司 | Monitoring and alarm system for automobile storage battery voltage and implementation method thereof |
| CN103358991B (en) * | 2013-07-25 | 2015-04-22 | 上海格拉曼国际消防装备有限公司 | Monitoring and alarm system for automobile storage battery voltage and implementation method thereof |
| CN105044446A (en) * | 2015-06-29 | 2015-11-11 | 河南新太行电源有限公司 | High-precision portable digital display lithium battery voltage test device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140108 |