CN107783044A - Battery screening plant and its method - Google Patents
Battery screening plant and its method Download PDFInfo
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- CN107783044A CN107783044A CN201610728956.2A CN201610728956A CN107783044A CN 107783044 A CN107783044 A CN 107783044A CN 201610728956 A CN201610728956 A CN 201610728956A CN 107783044 A CN107783044 A CN 107783044A
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- Prior art keywords
- battery
- screening plant
- detection means
- selective mechanisms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
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Abstract
The present invention discloses a kind of battery screening plant, and it includes：Base, it which is provided with a groove；Pneumatic mechanism, it is fixed with a fixed plate among the groove of the base in the push rod of the pneumatic mechanism；Some fixed blocks, it is uniformly distributed on the fixed plate, and some fixed blocks are provided with some probes；Capacitance resistance detection means, it is connected to one end of some probes on the fixed block；Battery places plate, and it is fixed on the base, if the battery places plate and is provided with dry cell standing groove；Selective mechanisms device, it is connected with the capacitance resistance detection means.Using the battery screening plant of the present invention, the operating efficiency of battery detecting is not only increased, but also the rate of precision of electric capacity and resistance detection can be improved.
Description
【Technical field】
The present invention relates to a kind of screening plant and its method, and in particular to a kind of battery screening plant and its method.
【Background technology】
Battery pack, referring to be connected single battery and in parallel, battery pack in parallel requires that each cell voltage is identical,
The voltage of output is equal to the voltage of a battery, and batteries in parallel connection group can provide stronger electric current.Series battery does not have excessive
It is required that as long as ensureing that the capacity of battery is similar, series battery can provide higher voltage.It is single in battery pack
What the difference between body was constantly present, by taking capacity as an example, its otherness never tends to disappear, but progressively deteriorate.Relatively
For, the big person of capacity be always at low current it is shallow fill it is shallow put, tend to capacity attenuation slowly, life, and the small person of capacity is always
In high current super-charge super-discharge, tend to capacity attenuation quickening, the lost of life, performance parameter difference is increasing between the two, shape
Into positive feedback characteristic, low capacity premature failure, shorten battery pack service life.
Therefore, in actual use, the battery to differ greatly can be screened.At present, it is general to use manually
Mode carries out brush choosing to the electric capacity of battery with internal resistance, and the artificial screening mode is：First, single battery is connected with universal meter one by one
Connect, and record the voltage and internal resistance numerical value of the battery；Then, then by the voltage of record and internal resistance numerical value and the voltage of actual demand
Contrasted with internal resistance numerical value, filter out standard compliant battery.However, using above-mentioned manual type, it is not only easily time-consuming to take
Power, detection efficiency is low, and works long hours and be also easy to cause testing result inaccurate because of the error of operating personnel.
In view of this, it is necessary to develop a kind of battery screening plant and its method in fact, for fast and efficiently to battery
Electric capacity and internal resistance carry out brush Selected Inspection survey, avoid because manual detection mode wastes time and energy, detection efficiency is low, and testing result is not smart
The problem of true.
【The content of the invention】
It is therefore an object of the present invention to a kind of battery screening plant and its method are provided, for fast and efficiently to battery
Electric capacity detected and screened with internal resistance.
In order to achieve the above object, battery screening plant of the invention, it includes：
Base, it which is provided with a groove；
Pneumatic mechanism, it is fixed with a fixed plate among the groove of the base in the push rod of the pneumatic mechanism；
Some fixed blocks, it is uniformly distributed on the fixed plate, and some fixed blocks are provided with some probes；
Capacitance resistance detection means, it is connected to one end of some probes on the fixed block；
Battery places plate, and it is fixed on the base, if the battery places plate and is provided with dry cell standing groove；
Selective mechanisms device, it is connected with the capacitance resistance detection means.
Optionally, the pneumatic mechanism is abreast located on base with base or is vertically located at bottom with base
On seat.
Optionally, the pneumatic mechanism is a cylinder.
Optionally, the shape of the battery standing groove and the shape of battery match.
Optionally, the battery standing groove is at least 3.
Optionally, the capacitance resistance detection means is an internal resistance test device.
Optionally, the selective mechanisms device is provided with a selective mechanisms program, and electric capacity is set in the selective mechanisms program
Standard specification be 3750mv ± 3mv, standard specification 42mohm ± 2.5mohm of resistance.
In addition, the present invention also provides a kind of battery screening technique, it is applied in above-mentioned battery screening plant, battery sieve
Choosing method comprises the following steps：
(1) first capacitance resistance detection means is connected with selective mechanisms device, then by capacitance resistance detection means with visiting
Pin is connected；
(2) battery is sequentially placed into the battery standing groove of battery placement plate；
(3) opening the power switch of cylinder makes cylinder start working；
(4) cylinder promotes the probe on fixed block to be moved to battery direction, until the power port of probe insertion battery, cylinder
Stop movement；
(5) capacitance resistance detection means reads the electric capacity and resistance value of battery, and the data transfer of reading is extremely screened
Detection means；
(6) selective mechanisms device judges the electric capacity of the battery and whether resistance value meets standard requirements defined numerical value,
If met, step (7) is carried out, if do not met, carries out step (8)；
(7) selective mechanisms device shows test passes；
(8) selective mechanisms device shows test failure；
(9) battery after the completion of detection is taken out, then is detected circulation next time.
Compared to prior art, using the battery screening plant and its method of the present invention, probe is driven by pneumatic mechanism
The power interface of battery is automatically inserted into, then the electric capacity of battery is detected with resistance value by capacitance resistance detection means, most
Whether the electric capacity and resistance value for judging the battery by selective mechanisms device afterwards meet standard requirements, and not only increase battery detecting
Operating efficiency, but also the rate of precision of electric capacity and resistance detection can be improved.
【Brief description of the drawings】
Fig. 1 illustrates a kind of structural representation of battery.
Fig. 2 illustrates battery screening plant of the present invention in the structural representation of a preferred embodiment.
Fig. 3 illustrates structural representation of the battery screening plant of the present invention when a preferred embodiment detects state.
Fig. 4 illustrates the structural representation of another battery.
Fig. 5 illustrates battery screening plant of the present invention in the structural representation of another preferred embodiment.
Fig. 6 illustrates structural representation of the battery screening plant of the present invention when another preferred embodiment detects state.
Fig. 7 illustrates the step flow chart of battery screening technique.
【Embodiment】
Fig. 1 to Fig. 2 is referred to, Fig. 1 illustrates a kind of structural representation of battery, and Fig. 2 illustrates battery screening plant of the present invention
In the structural representation of a preferred embodiment.
The battery screening plant 100 of the present invention, for fast and efficiently the electric capacity of battery 10 and internal resistance are detected with
And screening, the device include：
Base 110, it which is provided with a groove；
Pneumatic mechanism 120, it is fixed among the groove of the base 110 in the push rod of the pneumatic mechanism 120
One fixed plate 121；
Some fixed blocks 130, it is uniformly distributed on the fixed plate 121, and some fixed blocks 130 are provided with some
Probe 131；
Capacitance resistance detection means 140, it is connected to one end of some probes 131 on the fixed block 130；
Battery places plate 150, and it is fixed on the base 110, if the battery is placed plate 150 and placed provided with dry cell
Groove 151；
Selective mechanisms device 160, it is connected with the capacitance resistance detection means 140, and the selective mechanisms device 160 can be with
Non-compliant battery 10 is screened.
In the present embodiment, the pneumatic mechanism 120 is a cylinder.
In the present embodiment, the shape and the shape of battery 10 of the battery standing groove 151 match, namely the battery is put
Putting the shape of groove 151 can change according to the shape of battery 10.
In the present embodiment, the battery standing groove 151 is at least 3.
In the present embodiment, the capacitance resistance detection means 140 is an internal resistance test device, and the internal resistance test device is gone back simultaneously
The voltage value of battery 10 can be shown.
In the present embodiment, the selective mechanisms device 160 is provided with a selective mechanisms program, in the selective mechanisms program
The standard specification for setting electric capacity is 3750mv ± 3mv, standard specification 42mohm ± 2.5mohm of resistance.
Referring again to Fig. 3, Fig. 3 illustrates structure of the battery screening plant of the present invention when a preferred embodiment detects state and shown
It is intended to.In the present embodiment, first capacitance resistance detection means 140 is connected with selective mechanisms device 160, then by capacitance resistance
Detection means 140 is connected with probe 131；Battery 10 is sequentially placed into the battery standing groove 151 of battery placement plate 150；Open
The power switch of cylinder makes cylinder start working；Cylinder promotes the probe 131 on fixed block 130 to be moved to the direction of battery 10, directly
The power port of battery 10 is inserted to probe 131, cylinder stops movement；Capacitance resistance detection means 140 reads the electric capacity of battery 10
With resistance value, and by the data transfer of reading to selective mechanisms device 160；Selective mechanisms device 160 judges the battery 10
Whether electric capacity and resistance value meet standard requirements defined numerical value；The battery 10 after the completion of detection is taken out, then is carried out next time
Detection circulation.
Fig. 4 to Fig. 5 is referred to, Fig. 4 illustrates the structural representation of another battery, and Fig. 5 illustrates battery screening dress of the present invention
It is placed in the structural representation of another preferred embodiment.
In the present embodiment, the power interface of another battery 20 is located at the upper surface of battery 20, therefore for probe 131
Contacted more well with the power interface of battery 20, pneumatic mechanism 120 is perpendicularly fixed to the fixing groove of a supporting plate 170
Among 171, the supporting plate 170 is perpendicularly fixed on base 110.
Referring again to Fig. 6, Fig. 6 illustrates structure of the battery screening plant of the present invention when another preferred embodiment detects state
Schematic diagram.In the present embodiment, first capacitance resistance detection means 140 is connected with selective mechanisms device 160, then electric capacity is electric
Resistance detection means 140 is connected with probe 131；Battery 20 is sequentially placed into the battery standing groove 151 of battery placement plate 150；Open
Opening the power switch of cylinder makes cylinder start working；Cylinder promotes the probe 131 on fixed block 130 to be moved to the direction of battery 20,
Until probe 131 inserts the power port of battery 20, cylinder stops movement；Capacitance resistance detection means 140 reads the electricity of battery 20
Hold and resistance value, and by the data transfer of reading to selective mechanisms device 160；Selective mechanisms device 160 judges the battery 20
Electric capacity and resistance value whether meet standard requirements defined numerical value；The battery 20 after the completion of detection is taken out, then is carried out next
Secondary detection circulation.
The present invention also provides a kind of battery screening technique, and referring again to Fig. 7, the step of Fig. 7 illustrates battery screening technique flows
Cheng Tu, the battery screening technique are applied in above-mentioned battery screening plant, and it comprises the following steps：
Step S101：First capacitance resistance detection means 140 is connected with selective mechanisms device 160, then by capacitance resistance
Detection means 140 is connected with probe 131；
Step S102：Battery 10 is sequentially placed into the battery standing groove 151 of battery placement plate 150；
Step S103：Opening the power switch of cylinder makes cylinder start working；
Step S104：Cylinder promotes the probe 131 on fixed block 130 to be moved to the direction of battery 10, until probe 131 inserts
The power port of battery 10, cylinder stop movement；
Step S105：Capacitance resistance detection means 140 reads the electric capacity and resistance value of battery 10, and by the numerical value of reading
Transmit to selective mechanisms device 160；
Step S106：Selective mechanisms device 160 judges whether the electric capacity of the battery 10 and resistance value meet standard requirements
Defined numerical value, if met, step S107 is carried out, if do not met, carry out step S108；
Step S107：Selective mechanisms device 160 shows test passes；
Step S108：Selective mechanisms device 160 shows test failure；
Step S109：The battery 10 after the completion of detection is taken out, then is detected circulation next time.
Compared to prior art, using the battery screening plant and its method of the present invention, driven and visited by pneumatic mechanism 120
Pin 131 is automatically inserted into the power interface of battery 10, then electric capacity and resistance value by capacitance resistance detection means 140 to battery 10
Detected, whether the electric capacity and resistance value that the battery 10 is finally judged by selective mechanisms device 160 meet standard requirements, no
The operating efficiency of the detection of battery 10 is improve only, but also the rate of precision of electric capacity and resistance detection can be improved.
Claims (8)
1. a kind of battery screening plant, is detected and is screened with internal resistance for the electric capacity to battery, it is characterised in that bag
Include：
Base, it which is provided with a groove；
Pneumatic mechanism, it is fixed with a fixed plate among the groove of the base in the push rod of the pneumatic mechanism；
Some fixed blocks, it is uniformly distributed on the fixed plate, and some fixed blocks are provided with some probes；
Capacitance resistance detection means, it is connected to one end of some probes on the fixed block；
Battery places plate, and it is fixed on the base, if the battery places plate and is provided with dry cell standing groove；
Selective mechanisms device, it is connected with the capacitance resistance detection means.
2. battery screening plant as claimed in claim 1, it is characterised in that the pneumatic mechanism is abreast located at bottom with base
Vertically it is located on seat or with base on base.
3. battery screening plant as claimed in claim 1, it is characterised in that the pneumatic mechanism is a cylinder.
4. battery screening plant as claimed in claim 1, it is characterised in that the shape of the battery standing groove and the shape of battery
Shape matches.
5. battery screening plant as claimed in claim 1, it is characterised in that the battery standing groove is at least 3.
6. battery screening plant as claimed in claim 1, it is characterised in that the capacitance resistance detection means is surveyed for an internal resistance
Try instrument.
7. battery screening plant as claimed in claim 1, it is characterised in that the selective mechanisms device is provided with a screening and examined
Ranging sequence, the standard specification that electric capacity is set in the selective mechanisms program are 3750mv ± 3mv, the standard specification 42mohm of resistance ±
2.5mohm。
A kind of 8. battery screening technique, applied in above-mentioned battery screening plant, it is characterised in that comprise the following steps：
(1) first capacitance resistance detection means is connected with selective mechanisms device, then by capacitance resistance detection means and probe phase
Connection；
(2) battery is sequentially placed into the battery standing groove of battery placement plate；
(3) opening the power switch of cylinder makes cylinder start working；
(4) cylinder promotes the probe on fixed block to be moved to battery direction, until the power port of probe insertion battery, cylinder stop
It is mobile；
(5) capacitance resistance detection means reads the electric capacity and resistance value of battery, and by the data transfer of reading to selective mechanisms
Device；
(6) selective mechanisms device judges the electric capacity of the battery and whether resistance value meets standard requirements defined numerical value, if
Meet, then carry out step (7), if do not met, carry out step (8)；
(7) selective mechanisms device shows test passes；
(8) selective mechanisms device shows test failure；
(9) battery after the completion of detection is taken out, then is detected circulation next time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610728956.2A CN107783044A (en) | 2016-08-26 | 2016-08-26 | Battery screening plant and its method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610728956.2A CN107783044A (en) | 2016-08-26 | 2016-08-26 | Battery screening plant and its method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107783044A true CN107783044A (en) | 2018-03-09 |
Family
ID=61439907
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|---|---|---|---|
| CN201610728956.2A Pending CN107783044A (en) | 2016-08-26 | 2016-08-26 | Battery screening plant and its method |
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Application publication date: 20180309 |