CN203405558U - Storage battery capacitor detector - Google Patents
Storage battery capacitor detector Download PDFInfo
- Publication number
- CN203405558U CN203405558U CN201320540268.5U CN201320540268U CN203405558U CN 203405558 U CN203405558 U CN 203405558U CN 201320540268 U CN201320540268 U CN 201320540268U CN 203405558 U CN203405558 U CN 203405558U
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- chip microcomputer
- storage battery
- module
- chip microprocessor
- discharge
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Abstract
The utility model discloses a storage battery capacitor detector. The storage battery capacitor detector includes a power source module used for supplying power for other modules; a single-chip microprocessor connected with the power source module and used for data operation and processing; a voltage detecting module connected with the single-chip microprocessor and a storage battery set and used for detecting voltage of the storage battery set and outputting detection results to the single-chip microprocessor; a discharge control module provided with an input terminal connected with the single-chip microprocessor and provided with an output terminal connected with a discharge main circuit of the storage battery set and used for control the switching of the discharge main circuit; a display connected with the single-chip microprocessor and used for display system statuses and operation indication; an alarm module connected with the single-chip microprocessor and used for giving out alarms; and an operation press key module connected with the single-chip microprocessor and used for inputting control instructions to the single-chip microprocessor. The storage battery capacitor detector provided by the utility model has an advantage that the storage battery capacitor detector can help a user in knowing storage battery set capacitor in real time, so that individual batteries in low battery status can be found timely and adjustment of the storage battery set can be performed in time.
Description
Technical field
The utility model belongs to electrical application technology field, specifically refers to a kind of SCM Based battery capacity detector.
Background technology
Storage battery (battery pack) is the energy source of electric motor car, and it is the immediate cause that is related to electric vehicle performance quality, is also that electric motor car holds flimsy parts most.Battery capacity detector is to harvest the equipment that batteries monomer detects and capacity express-analysis is integrated.It can accurately measure battery pack both end voltage and internal resistance, and judges the quality of battery cell capacity and state of the art with this; Can cross accurately know fast battery pack capacity whether in critical field, thereby reduce the working time greatly, improve work quality.But the most complex structure of battery capacity detector of the prior art, components and parts are many, cost is higher.
Utility model content
The purpose of this utility model is to provide a kind of battery capacity detector; This battery capacity detector can help user to understand in real time battery group capacity, can find in time the deficiency of indivedual battery capacities, in time battery pack group is adjusted to pairing, and it is simple in structure, components and parts are few.
To achieve these goals, the technical solution of the utility model is:
A detector, comprising:
Power module, is used to other module for power supply;
Single-chip microcomputer, is connected with power module, for data operation and processing;
Voltage detection module, is connected with battery pack with single-chip microcomputer, detects, and export described testing result to single-chip microcomputer for the voltage to battery pack;
Control of discharge module, input end is connected with single-chip microcomputer, and output terminal is connected with the electric discharge major loop of battery pack through relay, for the break-make of controlled discharge major loop;
Discharge current detection module, input end is connected with control of discharge module, and output terminal is connected with load with single-chip microcomputer;
Display, is connected with single-chip microcomputer, for display system state and operation indicating;
Operation push-button module, is connected with single-chip microcomputer, for to single-chip microcomputer input control order;
Alarm module, is connected with single-chip microcomputer, for sending warning message.
The utility model adopts relay effectively to isolate the control loop and electric discharge major loop of single-chip microcomputer, and utilize display to show electric discharge duration, by being multiplied by the mode of discharge current discharge time, determine battery group capacity, capacity check is complete, by alarm module onsite alarming, facilitate user's use; Single-chip microcomputer judges voltage height by voltage detection module simultaneously, by relay, is connected control of discharge module and load, when voltage is lower than limit value, carries out auto-breaking, to protect battery pack; It is simple in structure, components and parts are few.
Further, described voltage detection module comprises a discharge circuit.
So arrange, make the outward element of voltage detection module few, the circuit structure of composition is clear understandable, and can use the voltage of potentiometer flexible adjustment electric discharge lower limit.
Further, described battery capacity detector also comprises clock circuit, and described clock circuit is connected with single-chip microcomputer.
So arrange, make all right read clock of the utility model and perpetual calendar, make its diverse in function.
Below in conjunction with specification drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
The theory diagram of Fig. 1 battery capacity detector described in the utility model.
Embodiment
Below by embodiment, the utility model is specifically described; only for the utility model is further described; can not be interpreted as the restriction to the utility model protection domain, the technician in this field can make some nonessential improvement and adjustment to the utility model according to the content of above-mentioned utility model.
As shown in Figure 1, the utility model provides a kind of battery capacity detector, comprise power module, single-chip microcomputer, voltage detection module, discharge current detection module, display, alarm module, relay and operation push-button module, power module, is used to other module for power supply; Single-chip microcomputer, is connected with power module, for data operation and processing; Voltage detection module, is connected with battery pack with single-chip microcomputer, detects, and export described testing result to single-chip microcomputer for the voltage to battery pack; Control of discharge module, input end is connected with single-chip microcomputer, and output terminal is connected with the electric discharge major loop of battery pack through relay, for the break-make of controlled discharge major loop; Discharge current detection module input end is connected with control of discharge module, and output terminal is connected with load with single-chip microcomputer; This module comprises shunt and analog to digital conversion circuit; When battery pack is during in discharge condition, discharge loop has larger electric current to flow through, by shunt, sample wherein sub-fraction electric current, and by sending single-chip microcomputer to process after A/D circuit conversion, total ampere-hour (Ah) value of sending accumulator after single-chip microcomputer computing is battery capacity.Energy automatic shutdown circuitry when this module also possesses overload, and report to the police.Display, is connected with single-chip microcomputer, for display system state and operation indicating; Alarm module, is connected with single-chip microcomputer, for sending warning message; Operation push-button module, is connected with single-chip microcomputer, for to single-chip microcomputer input control order, such as the sense command of starting storage battery group.
Single-chip microcomputer is determined battery group capacity by being multiplied by the mode of discharge current (ratings that this discharge current is battery pack) discharge time, and capacity check is complete, by alarm module onsite alarming; Single-chip microcomputer judges voltage height by voltage detection module simultaneously, by relay, is connected control of discharge module and load, when voltage is lower than limit value, carries out auto-breaking, to protect battery pack.
In the present embodiment, power module adopts battery pack directly to power, the output voltage of battery pack is divided into 3 tunnels, one tunnel 7805 circuit of three-terminal voltage-stabilizing integrated are powered to single chip computer AT 89S51 and LCD12864 liquid crystal display, one tunnel 7809 voltage stabilizing chip power supplies are given the voltage detection module being comprised of integrated package LM358, another road, for electric discharge major loop, is comprised of triode, relay and discharge load.Display is for showing the time of battery pack electric discharge, and voltage detection module, for detection of sparking voltage, transmits signal in limited time to single-chip microcomputer when sparking voltage reaches under electric discharge, so that it turn-offs discharge path in time; Warning circuit, is connected on single-chip microcomputer, for discharge off prompting and warning.
In order to expand function of the present utility model, also include the clock circuit being connected on single-chip microcomputer, like this can read clock and perpetual calendar, make its diverse in function.
Claims (3)
1. a battery capacity detector, is characterized in that, comprising:
Power module, is used to other module for power supply;
Single-chip microcomputer, is connected with power module, for data operation and processing;
Voltage detection module, is connected with battery pack with single-chip microcomputer, detects, and export described testing result to single-chip microcomputer for the voltage to battery pack;
Control of discharge module, input end is connected with single-chip microcomputer, and output terminal is connected with the electric discharge major loop of battery pack through relay, for the break-make of controlled discharge major loop;
Discharge current detection module, input end is connected with control of discharge module, and output terminal is connected with load with single-chip microcomputer;
Display, is connected with single-chip microcomputer, for display system state and operation indicating;
Operation push-button module, is connected with single-chip microcomputer, for to single-chip microcomputer input control order;
Alarm module, is connected with single-chip microcomputer, for sending warning message.
2. battery capacity detector according to claim 1, is characterized in that, described voltage detection module comprises a discharge circuit.
3. battery capacity detector according to claim 1, is characterized in that, described battery capacity detector also comprises clock circuit, and described clock circuit is connected with single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540268.5U CN203405558U (en) | 2013-08-30 | 2013-08-30 | Storage battery capacitor detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540268.5U CN203405558U (en) | 2013-08-30 | 2013-08-30 | Storage battery capacitor detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203405558U true CN203405558U (en) | 2014-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320540268.5U Expired - Fee Related CN203405558U (en) | 2013-08-30 | 2013-08-30 | Storage battery capacitor detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203405558U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133178A (en) * | 2014-07-03 | 2014-11-05 | 南京六九零二科技有限公司 | Lithium-battery-pack discharging intelligent detector |
| CN104608686A (en) * | 2014-11-27 | 2015-05-13 | 苏州市职业大学 | Automobile storage battery fault early warning device |
| CN118091451A (en) * | 2024-04-24 | 2024-05-28 | 深圳市特瑞华腾新能源有限公司 | Electric automobile battery discharge detection circuit |
-
2013
- 2013-08-30 CN CN201320540268.5U patent/CN203405558U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133178A (en) * | 2014-07-03 | 2014-11-05 | 南京六九零二科技有限公司 | Lithium-battery-pack discharging intelligent detector |
| CN104608686A (en) * | 2014-11-27 | 2015-05-13 | 苏州市职业大学 | Automobile storage battery fault early warning device |
| CN118091451A (en) * | 2024-04-24 | 2024-05-28 | 深圳市特瑞华腾新能源有限公司 | Electric automobile battery discharge detection circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20190830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |