CN206060282U - Lead-acid battery discharge instrument - Google Patents
Lead-acid battery discharge instrument Download PDFInfo
- Publication number
- CN206060282U CN206060282U CN201621011204.6U CN201621011204U CN206060282U CN 206060282 U CN206060282 U CN 206060282U CN 201621011204 U CN201621011204 U CN 201621011204U CN 206060282 U CN206060282 U CN 206060282U
- Authority
- CN
- China
- Prior art keywords
- timer
- lead
- acid battery
- controller
- discharge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model discloses a kind of lead-acid battery discharge instrument, including controller, the discharge capacity setup module being electrically connected with the controller, the timer group being electrically connected with the controller, be arranged on the outside of lead-acid battery for detecting display that the detector unit of lead-acid battery temperature is electrically connected with timer group and temperature detecting unit.According to the flash-over characteristic of lead-acid battery, using first stage capacity setup module, second stage capacity setup module, phase III capacity setup module sets the final value of each stage discharge, the first timer is utilized when reaching each final value, second timer and the 3rd timer calculate the discharge time in each stage, and the temperature of lead-acid battery is detected using temperature detecting unit, and the temperature when discharge time in each stage and each stage discharge final value is shown over the display, staff is facilitated to record, and with each at a temperature of discharge time standard comparison, so as to the performance for more clearly knowing surveyed lead-acid battery.
Description
Technical field
This utility model is related to the detection field of electric car charger, more specifically, it relates to a kind of lead-acid battery is put
Electric instrument.
Background technology
The discharging law of lead-acid battery is roughly divided into three phases：When first stage starts for electric discharge, terminal voltage is by 2.14V
2.1V or so is quickly fallen to, this is because the sulphuric acid that plate active material pore interior is penetrated into before electric discharge reacts rapidly generation
Water, and the sulphuric acid outside pole plate also has little time to permeate into pole plate hole, pole plate electrolyte inside density declines, and terminal voltage is rapid
Decline；During second stage, terminal voltage is slowly declined by the linear rules of 2.1V, this is because the stage unit time pole plate hole
Internal consumption sulfuric acid amount is equal to the supplementary sulfuric acid amount of pole plate pore interior infiltration with outside pole plate hole, flat in a kind of dynamic
The reason of weighing apparatus.Phase III is close to for electric discharge when ending, and terminal voltage quickly falls to 1.75V, and its reason is polar board surface shape
Into a large amount of lead sulfates, hole is plugged, penetrating power declines；Consumption of the unit interval infiltration capacity less than sulphuric acid in pole plate simultaneously
Amount, pole plate electrolyte inside density decline rapidly.Electric discharge should now be stopped, if it is rapid at short notice to continue voltage atdischarge end
Zero is dropped to, accumulator over-discharge is caused, is caused accumulator to produce sulfuration failure, is shortened its service life.
, under certain discharging condition, the discharge time in each stage is different for different lead-acid batteries, and performance is better
Lead-acid battery, the discharge time in each stage are longer, and lead-acid battery electric discharge speed temperature also with itself is related, itself temperature
Degree is higher, and discharge time is shorter.Existing lead-acid battery discharge instrument is capable of the discharge time of testing setup capacity, but for lead
The performance of sour each stage discharge of battery fails display well, and existing lead-acid battery discharge instrument fails in view of plumbic acid electricity
The temperature change in pond itself.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of plumbic acid discharge instrument, Neng Gouxian
Show the discharge time in each stage, while show the temperature in each stage, facilitate staff's record and with each at a temperature of
The standard comparison of discharge time such that it is able to more clearly know the performance of surveyed lead-acid battery.
For achieving the above object, this utility model provides following technical scheme：
A kind of lead-acid battery discharge instrument, including for controlling the controller of lead-acid battery electric discharge, also includes：
Discharge capacity setup module, is electrically connected with the controller, for setting the final discharge capacity of three phases；
Timer group, is electrically connected with the controller, for calculating the discharge time of three phases；
Temperature detecting unit, is arranged at the outside of lead-acid battery, for detecting the temperature of lead-acid battery, and output temperature letter
Number；
Display, is electrically connected with the timer group and temperature detecting unit, for showing during the electric discharge in each stage
Between and corresponding temperature when discharging.
Further, the discharge capacity setup module includes：
First stage capacity setup module, for setting the electric discharge final value of first stage, including be connected with controller
One button；
Second stage capacity setup module, for setting the electric discharge final value of second stage, including be connected with controller
Two buttons；
Phase III capacity setup module, for setting the electric discharge final value of phase III, including be connected with controller
Three buttons.
Further, the timer group includes：
First timer, is electrically connected with the controller and display, and lead-acid battery discharge instrument starts timing when discharging,
And when the electric discharge final value of first stage is reached, controller the first stop signal of transmission to first timer, described first
Timer exports the first timing signal to display；
Second timer, is electrically connected with the controller, the first timer and display, receives and responds to described
Start timing after one timing signal, and when the electric discharge final value of second stage is reached, controller sends the second stop signal to institute
The second timer is stated, second timer exports the second timing signal to display；
3rd timer, is electrically connected with the controller, the second timer and display, receives and responds to described
Start timing after two timing signals, and when the electric discharge final value of phase III is reached, controller sends the 3rd stop signal to institute
The 3rd timer is stated, the 3rd timer exports the 3rd timing signal to display.
Further, the temperature detecting unit and the equal signal of the first timer, the second timer and the 3rd timer connect
Connect to respond first timing signal, the second timing signal and the 3rd timing signal respectively, and export corresponding temperature letter
Number to display.
Further, microcontroller of the controller using model ARM7TDMI.
Further, the display adopts LED display.
Compared with prior art, the utility model has the advantages that：According to the flash-over characteristic of lead-acid battery, using the first stage
Capacity setup module, second stage capacity setup module, phase III capacity setup module corresponding each stage of button settings
The final value of electric discharge, and it is each that the calculating of the first timer, the second timer and the 3rd timer is utilized respectively when each final value is reached
The discharge time in individual stage, and the temperature of lead-acid battery is detected using temperature detecting unit, and by the discharge time in each stage
Shown with temperature during each stage discharge final value over the display, facilitate staff to record, and with each at a temperature of put
The standard comparison of electric time such that it is able to more clearly know the performance of surveyed lead-acid battery.
Description of the drawings
Fig. 1 is overall system diagram of the present utility model.
Reference：1st, discharge capacity setup module；2nd, timer group；3rd, temperature detecting unit；4th, display；5th, first
Stage capacity setup module；6th, second stage capacity setup module；7th, phase III capacity setup module；8th, the first timer；
9th, the second timer；10th, the 3rd timer.
Specific embodiment
With reference to the accompanying drawings and examples, this utility model is described in detail.
A kind of lead-acid battery discharge instrument, with reference to Fig. 1, including for controlling the controller of lead-acid battery electric discharge, with controller
Discharge capacity setup module 1 is electrically connected with, the discharge capacity setup module 1 is included for setting the of first stage electric discharge final value
One stage capacity setup module 5, the final voltage can be set as 2.1V, and can be entered by the first button being connected with controller
Row setting, when the mortgage in lead-acid battery reaches 2.1V, controller exports the first stop signal；Likewise, discharge capacity sets
Put module 1 also include for set second stage discharge final value second stage capacity setup module 6, the final voltage can set
It is set to 1.8V-1.85V, and can be set by the second button being connected with controller, when the mortgage in lead-acid battery is reached
During the final value of setting, controller exports the second stop signal；Discharge capacity setup module 1 also includes putting for setting the phase III
The phase III capacity setup module 7 of electric final value, the final voltage can be set as 1.75V, and can be by being connected with controller
The 3rd button set, when in lead-acid battery mortgage reach setting final value when, controller export the 3rd stop signal.
In addition, being electrically connected with the controller for calculating the timer group 2 of three phases discharge time, the timer group 2
Including the first timer 8, the second timer 9 and the 3rd timer 10, wherein, the first timer 8 is put in lead-acid battery discharge instrument
Start timing when electric, and stop timing when the first stop signal is received, now the first timer 8 exports the first timing letter
Number, lead-acid battery continues electric discharge；Second timer 9 receives and responds to the first timing signal and starts timing, and is receiving
Stop timing during the second stop signal, now the second timer 9 exports the second timing signal, lead-acid battery continues electric discharge；3rd
Timer 10 receives and responds to the second timing signal and starts timing, and stops timing when three stop signals is received,
Now the 3rd timer 10 exports the 3rd timing signal, and lead-acid battery stops electric discharge.And the first above-mentioned timing signal, second
Timing signal and the 3rd timing signal are electrically connected with display 4, facilitate staff to record the time of each stage discharge.
In addition, temperature detecting unit 3 is provided with the outside of lead-acid battery, the temperature of lead-acid battery can be detected, and it is defeated
Go out temperature signal, after the temperature detecting unit 3 is in response to the first timing signal, the second timing signal and the 3rd timing signal, phase
The corresponding temperature signal of output answered to display 4, temperature when facilitating staff to record each stage discharge final value.To sum up,
The discharge time in each stage and discharge temp clearly can be recorded, and staff only need to be by the parameter of record and each temperature
Under discharge time standard comparison such that it is able to more clearly know the performance of surveyed lead-acid battery.
Preferably, microcontroller of the controller noted above using model ARM7TDMI.
Preferably, aforementioned display device 4 adopts LED display.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should refer to
Go out, for those skilled in the art, some improvement under the premise of without departing from this utility model principle and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (6)
1. a kind of lead-acid battery discharge instrument, including for controlling the controller of lead-acid battery electric discharge, it is characterised in that also include：
Discharge capacity setup module (1), is electrically connected with the controller, for setting the final discharge capacity of three phases；
Timer group (2), is electrically connected with the controller, for calculating the discharge time of three phases；
Temperature detecting unit (3), is arranged at the outside of lead-acid battery, for detecting the temperature of lead-acid battery, and output temperature letter
Number；
Display (4), is electrically connected with the timer group (2) and temperature detecting unit (3), for showing putting for each stage
Temperature when electric time and corresponding electric discharge.
2. lead-acid battery discharge instrument according to claim 1, it is characterised in that discharge capacity setup module (1) bag
Include：
First stage capacity setup module (5), for setting the electric discharge final value of first stage, including first be connected with controller
Button；
Second stage capacity setup module (6), for setting the electric discharge final value of second stage, including second be connected with controller
Button；
Phase III capacity setup module (7), for setting the electric discharge final value of phase III, including the 3rd be connected with controller
Button.
3. lead-acid battery discharge instrument according to claim 2, it is characterised in that the timer group (2) includes：
First timer (8), is electrically connected with the controller and display (4), and lead-acid battery discharge instrument starts meter when discharging
When, and when the electric discharge final value of first stage is reached, controller sends the first stop signal to first timer (8), institute
State the first timer (8) the first timing signal is exported to display (4)；
Second timer (9), is electrically connected with the controller, the first timer (8) and display (4), is received and responded to
Start timing after first timing signal, and when the electric discharge final value of second stage is reached, controller sends second and stops letter
Number to second timer (9), second timer (9) exports the second timing signal to display (4)；
3rd timer (10), is electrically connected with the controller, the second timer (8) and display (4), is received and responded to
Start timing after second timing signal, and when the electric discharge final value of phase III is reached, controller sends the 3rd and stops letter
Number to the 3rd timer (10), the 3rd timer (10) exports the 3rd timing signal to display (4).
4. lead-acid battery discharge instrument according to claim 3, it is characterised in that the temperature detecting unit (3) and first
The signal connection of timer (8), the second timer (9) and the 3rd timer (10) is to respond the first timing letter respectively
Number, the second timing signal and the 3rd timing signal, and export corresponding temperature signal to display (4).
5. lead-acid battery discharge instrument according to claim 4, it is characterised in that the controller adopts model
The microcontroller of ARM7TDMI.
6. lead-acid battery discharge instrument according to claim 5, it is characterised in that the display (4) is shown using LED
Screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621011204.6U CN206060282U (en) | 2016-08-30 | 2016-08-30 | Lead-acid battery discharge instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621011204.6U CN206060282U (en) | 2016-08-30 | 2016-08-30 | Lead-acid battery discharge instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206060282U true CN206060282U (en) | 2017-03-29 |
Family
ID=58373530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621011204.6U Expired - Fee Related CN206060282U (en) | 2016-08-30 | 2016-08-30 | Lead-acid battery discharge instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206060282U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107561449A (en) * | 2017-09-21 | 2018-01-09 | 合肥国轩高科动力能源有限公司 | A kind of self discharge of lithium iron phosphate battery screening technique |
| CN110217133A (en) * | 2019-05-31 | 2019-09-10 | 杭州元朗智能科技有限公司 | A kind of battery of electric bicycle changes electric system |
-
2016
- 2016-08-30 CN CN201621011204.6U patent/CN206060282U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107561449A (en) * | 2017-09-21 | 2018-01-09 | 合肥国轩高科动力能源有限公司 | A kind of self discharge of lithium iron phosphate battery screening technique |
| CN107561449B (en) * | 2017-09-21 | 2019-12-10 | 合肥国轩高科动力能源有限公司 | self-discharge screening method for lithium iron phosphate battery |
| CN110217133A (en) * | 2019-05-31 | 2019-09-10 | 杭州元朗智能科技有限公司 | A kind of battery of electric bicycle changes electric system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20200830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |