CN209690358U - A kind of lithium battery voltage inner walkway equipment - Google Patents
A kind of lithium battery voltage inner walkway equipment Download PDFInfo
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- CN209690358U CN209690358U CN201920085271.XU CN201920085271U CN209690358U CN 209690358 U CN209690358 U CN 209690358U CN 201920085271 U CN201920085271 U CN 201920085271U CN 209690358 U CN209690358 U CN 209690358U
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- shell
- lithium battery
- fixed plate
- chip microcontroller
- battery voltage
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of lithium battery voltage inner walkway equipment, include shell, operation button, terminal stud, fixed plate, movable head, second conducting block, single-chip microcontroller and circuit board, the shell is internally provided with voltmeter, the operation button is mounted on the front side of shell, the terminal stud is arranged on front side of the right end of shell, the fixed plate is mounted on the upside of shell by rotation axis, working plate is fixedly installed in the fixed plate, and the first conducting block is fixedly installed on the downside of working plate, slideway is provided in the sliding block, the both ends of the movable head are embedded in slideway, second conducting block is mounted on the right end of fixed plate by spring, the single-chip microcontroller and circuit board are arranged at the inside of shell, switching line is provided on the circuit board.The utility model carries convenient for folding, and can carry out voltage inner walkway to the lithium battery for not having to shape, substantially increases the practicability of the present apparatus.
Description
Technical field
The utility model relates to battery technology field, specially a kind of lithium battery voltage inner walkway equipment.
Background technique
Lithium battery has in automotive field to be widely applied, but the service life of vehicle lithium battery generally only has 3 to 4 years, In
After reaching service life, to guarantee the driving safety of automobile and the stabilization of power supply system, need to replace vehicle lithium battery,
Therefore, automobile industry will all abandon a large amount of lithium battery every year.But studies have shown that the lithium battery abandoned almost has itself most
The capacity of large capacity 80% or so, still can be widely applied to the fields such as electric bicycle, electric tool, with lithium battery consumption
Sharply increase, will lead to world's lithium resource use and consume increase substantially, the consumption to non-renewable metal resource
It is sizable, and the recycling of refuse battery must reexamine the inner case of refuse battery, underproof battery recycling pair
The life security of user of service has potential threat.
There are many equipment of side view lithium battery voltage internal resistance on the market at present, but most of using large test equipment,
It involving great expense, is not easy to promote, small-sized test equipment can not carry out folding storage again, and occupied space is more, meanwhile, current is small
Type test equipment can only carry out side view to the lithium battery of designated shape, and practicability is poor, therefore, in view of the above problems, proposing one
Kind carries convenient for folding, and can be to the lithium battery progress voltage inner walkway equipment for not having to shape.
Utility model content
The purpose of this utility model is to provide a kind of lithium battery voltage inner walkway equipment, to solve above-mentioned background technique
The current lithium battery voltage inner walkway equipment volume proposed is larger, involves great expense, is unfavorable for promoting the use of, meanwhile, it can not
The problems such as carrying out folding storage, and lithium battery of different shapes can not be detected.
To achieve the above object, the utility model provides the following technical solutions: a kind of lithium battery voltage inner walkway equipment,
Include shell, operation button, terminal stud, fixed plate, movable head, the second conducting block, single-chip microcontroller and circuit board, the shell it is interior
Portion is provided with voltmeter, and the operation button is mounted on the front side of shell, and the terminal stud is arranged on front side of the right end of shell,
The fixed plate is mounted on the upside of shell by rotation axis, is fixedly installed working plate in the fixed plate, and working plate
Downside is fixedly installed with the first conducting block, sliding slot is provided on the working plate, and sliding block is closely fitted in sliding slot, the cunning
Slideway is provided in block, the both ends of the movable head are embedded in slideway, and second conducting block is mounted on solid by spring
The right end of fixed board, the single-chip microcontroller and circuit board are arranged at the inside of shell, are provided with switching line on the circuit board.
Preferably, for the fixed plate by being connected on the upside of rotation axis and shell, the fixed plate and shell are rotation
Collapsible connection structure.
Preferably, the side dimension of the sliding block and the inside dimensions of sliding slot are identical, and the two of working plate are arranged in sliding slot
Side, the sliding block and working plate are slidingtype connection structure.
Preferably, the side dimension at the movable head both ends is identical as the inside dimensions of slideway, and slideway is arranged in sliding block
In, the movable head and sliding block are slidingtype connection structure.
Preferably, second conducting block is provided with two groups altogether, and the second conducting block passes through spring and pacifies in up-down structure
On front side of the right end of fixed plate.
Preferably, the input terminal of the input terminal of the operation button and single-chip microcontroller is electrically connected, and the output end of single-chip microcontroller
It is electrically connected with the input terminal of voltmeter.
Compared with prior art, the utility model has the beneficial effects that the lithium battery voltage inner walkway equipment, using just
Formula body structure is taken instead of traditional mechanical structure, meanwhile, fixed plate and shell are carried out hingedly, so that fixed plate is with shell
Rotary type connection, in order to by fixed plate folding storage, to reduce whole device the space occupied；In addition, by being provided with two
Movable head is carried out slidable adjustment by group sliding structure, and the size adjusted is greater than fixed plate, can be biggish by some volumes
Lithium battery is fixed by movable head and the first conducting block, in order to detect, is greater than admittedly so that the present apparatus can test
The voltage internal resistance of the lithium battery of fixed board size, substantially increases the practicability of the present apparatus.
Detailed description of the invention
Fig. 1 is that the structure of the utility model faces diagrammatic cross-section；
Fig. 2 is the structure top cross-sectional view of the utility model；
Fig. 3 is the top cross-sectional view of the working plate of the utility model, sliding slot, slideway and movable head；
Fig. 4 is that diagrammatic cross-section is unfolded in the structure of the utility model.
In figure: 1, shell；2, voltmeter；3, operation button；4, terminal stud；5, fixed plate；6, rotation axis；7, it works
Plate；8, the first conducting block；9, sliding slot；10, sliding block；11, slideway；12, movable head；13, the second conducting block；14, spring；15, single
Piece machine；16, circuit board；17, switching line.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model:
A kind of lithium battery voltage inner walkway equipment, including shell 1, operation button 3, terminal stud 4, fixed plate 5, activity
First 12, second conducting block 13, single-chip microcontroller 15 and circuit board 16, shell 1 are internally provided with voltmeter 2, and operation button 3 is mounted on
The front side of shell 1, terminal stud 4 are arranged on front side of the right end of shell 1, and fixed plate 5 is mounted on the upper of shell 1 by rotation axis 6
Side, preferably, fixed plate 5 is connected by rotation axis 6 with the upside of shell 1, fixed plate 5 is to turn folding with shell 1
Formula connection structure carries out fixed plate 5 and shell 1 hingedly, so that fixed plate 5 is that rotary type is connect with shell 1, in order to consolidate
5 folding storage of fixed board, to reduce whole device the space occupied.
It is fixedly installed working plate 7 in fixed plate 5, and the downside of working plate 7 is fixedly installed with the first conducting block 8, works
It is provided with sliding slot 9 on plate 7, and is closely fitted with sliding block 10 in sliding slot 9, is provided with slideway 11 in sliding block 10, the two of movable head 12
End is embedded in slideway 11, preferably, the side dimension of sliding block 10 is identical as the inside dimensions of sliding slot 9, and sliding slot 9 is set
It sets in the two sides of working plate 7, sliding block 10 and working plate 7 are slidingtype connection structure, the side dimension and cunning at 12 both ends of movable head
The inside dimensions in road 11 are identical, and slideway 11 is arranged in sliding block 10, and movable head 12 and sliding block 10 are slidingtype connection structure, lead to
It crosses and is provided with two groups of sliding structures, movable head 12 is subjected to slidable adjustment, and the size adjusted is greater than fixed plate 5, can incited somebody to action
Some biggish lithium batteries of volume are fixed by movable head 12 and the first conducting block 8, in order to detect, so that this dress
The voltage internal resistance that can test the lithium battery greater than 5 size of fixed plate is set, the practicability of the present apparatus is substantially increased.
Second conducting block 13 is mounted on the right end of fixed plate 5 by spring 14, preferably, the second conducting block 13 is set altogether
Two groups are equipped with, and the second conducting block 13 is mounted on front side of the right end of fixed plate 5 by spring 14 in up-down structure, by lithium battery
It is fixed between two group of second conducting block 13, and makes two group of second conducting block 13 keep stablizing by lithium battery using spring 14.
Single-chip microcontroller 15 and circuit board 16 are arranged at the inside of shell 1, are provided with switching line 17 on circuit board 16, operation is pressed
The input terminal of button 3 and the input terminal of single-chip microcontroller 15 are electrically connected, and the input terminal of the output end of single-chip microcontroller 15 and voltmeter 2 is electrical
Connection, the model HT66F018 of single-chip microcontroller 15 mainly have control unit, storage unit, and fan-out is constituted, single-chip microcontroller
15 leading internal resistance of cell test process are as follows: after single-chip microcontroller 15 resets, control terminal exports high level, by the control of switching line 17
End closure processed, then continuously detects voltmeter 2, and when detecting that voltmeter 2 has input voltage, single-chip microcontroller 15 will be switched
Line 17 disconnects, so that being in off-state between circuit board 16, voltmeter 2 measures the electromotive force that resulting voltage value is power supply at this time
Digital voltmeter 2 is measured resulting voltage data by data/address bus and is stored in 15 memory of single-chip microcontroller by E, single-chip microcontroller 15, so
Switching line is closed by single-chip microcontroller 15 again afterwards, so that circuit board 16 is on state, voltmeter 2 measures resulting voltage value and is at this time
The voltage data is read into 15 memory of single-chip microcontroller by the total voltage U " that switching line 17, resistance r and R three bear, single-chip microcontroller 15
In, using series circuit voltage division formulas U=100U/199.5, single-chip microcontroller 15 calculates U, recycle formula " r=(E/U-1) R ",
Single-chip microcontroller 15 calculates internal resistance of cell r (the r1=r "+0.5=99.5Q in formula), and single-chip microcontroller 15 will be calculated by interface circuit
As a result it is sent into 2 display circuit of voltmeter, shows the value of internal resistance of cell r.
Working principle: when test, if lithium battery is standard shape, lithium battery can be fixed on to two group of second conducting block
Between 13, and make two group of second conducting block 13 keep stablizing by lithium battery using spring 14, then, is opened by operation button 3
The dynamic present apparatus, the leading internal resistance of cell test process of single-chip microcontroller 15 are as follows: after single-chip microcontroller 15 resets, the high electricity of control terminal output
It is flat, the control terminal of switching line 17 is closed, then continuously voltmeter 2 is detected, when detecting that voltmeter 2 has input voltage
When, single-chip microcontroller 15 disconnects switching line 17, so that being in off-state between circuit board 16, voltmeter 2 measures resulting electricity at this time
Pressure value is the electromotive force E of power supply, and digital voltmeter 2 is measured resulting voltage data by data/address bus and is stored in list by single-chip microcontroller 15
In 15 memory of piece machine, then switching line is closed by single-chip microcontroller 15 again, so that circuit board 16 is on state, at this time voltmeter 2
Measuring resulting voltage value is the total voltage U " that switching line 17, resistance r and R three bear, and single-chip microcontroller 15 reads the voltage data
Enter into 15 memory of single-chip microcontroller, using series circuit voltage division formulas U=100U/199.5, single-chip microcontroller 15 calculates U, recycles
" r=(E/U-1) R ", single-chip microcontroller 15 calculate internal resistance of cell r (the r1=r "+0.5=99.5Q in formula), single-chip microcontroller 15 to formula
By interface circuit, the calculation result is sent to 2 display circuits of voltmeter, show the value of internal resistance of cell r, that is, complete test；
If lithium battery volume is larger, can show sliding block 10 is sliding along sliding slot 9, movable head 12 is sliding along slideway 11
It rises, until movable head 12 and the first conducting block 8 can clamp lithium battery, similarly completion is tested；
After the completion, movable head 12 slides to original position, then, rotates fixed plate 5, and fixed plate 5 is carried out folding storage.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of lithium battery voltage inner walkway equipment, including shell (1), operation button (3), terminal stud (4), fixed plate
(5), movable head (12), the second conducting block (13), single-chip microcontroller (15) and circuit board (16), it is characterised in that: the shell (1)
It is internally provided with voltmeter (2), the operation button (3) is mounted on the front side of shell (1), and terminal stud (4) setting exists
On front side of the right end of shell (1), the fixed plate (5) is mounted on the upside of shell (1), the fixed plate (5) by rotation axis (6)
On be fixedly installed working plate (7), and the first conducting block (8) are fixedly installed on the downside of working plate (7), the working plate (7)
On be provided with sliding slot (9), and be closely fitted with sliding block (10) in sliding slot (9), be provided with slideway (11), institute in the sliding block (10)
The both ends for stating movable head (12) are embedded in slideway (11), and second conducting block (13) is mounted on fixation by spring (14)
The right end of plate (5), the single-chip microcontroller (15) and circuit board (16) are arranged at the inside of shell (1), on the circuit board (16)
It is provided with switching line (17).
2. a kind of lithium battery voltage inner walkway equipment according to claim 1, it is characterised in that: the fixed plate (5)
By being connected on the upside of rotation axis (6) and shell (1), the fixed plate (5) is to turn folding formula to connect knot with shell (1)
Structure.
3. a kind of lithium battery voltage inner walkway equipment according to claim 1, it is characterised in that: the sliding block (10)
Side dimension is identical as the inside dimensions of sliding slot (9), and sliding slot (9) setting is in the two sides of working plate (7), the sliding block (10) with
Working plate (7) is slidingtype connection structure.
4. a kind of lithium battery voltage inner walkway equipment according to claim 1, it is characterised in that: the movable head (12)
The side dimension at both ends is identical as the inside dimensions of slideway (11), and slideway (11) is arranged in sliding block (10), the movable head
It (12) is slidingtype connection structure with sliding block (10).
5. a kind of lithium battery voltage inner walkway equipment according to claim 1, it is characterised in that: second conducting block
(13) it is provided with two groups altogether, and the second conducting block (13) is mounted on the right side of fixed plate (5) by spring (14) in up-down structure
End front side.
6. a kind of lithium battery voltage inner walkway equipment according to claim 1, it is characterised in that: the operation button
(3) input terminal of input terminal and single-chip microcontroller (15) is electrically connected, and the input of the output end of single-chip microcontroller (15) and voltmeter (2)
End is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920085271.XU CN209690358U (en) | 2019-01-18 | 2019-01-18 | A kind of lithium battery voltage inner walkway equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920085271.XU CN209690358U (en) | 2019-01-18 | 2019-01-18 | A kind of lithium battery voltage inner walkway equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209690358U true CN209690358U (en) | 2019-11-26 |
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ID=68599270
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920085271.XU Active CN209690358U (en) | 2019-01-18 | 2019-01-18 | A kind of lithium battery voltage inner walkway equipment |
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| CN (1) | CN209690358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162118A (en) * | 2020-08-31 | 2021-01-01 | 湖北德普电气股份有限公司 | Hydrogen fuel cell stack voltage and internal resistance test fixture |
-
2019
- 2019-01-18 CN CN201920085271.XU patent/CN209690358U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162118A (en) * | 2020-08-31 | 2021-01-01 | 湖北德普电气股份有限公司 | Hydrogen fuel cell stack voltage and internal resistance test fixture |
| CN112162118B (en) * | 2020-08-31 | 2024-01-26 | 湖北德普电气股份有限公司 | Hydrogen fuel cell stack voltage and internal resistance test fixture |
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