CN203350296U - Clamp for testing high-power lithium-ion power battery cell - Google Patents
Clamp for testing high-power lithium-ion power battery cell Download PDFInfo
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- CN203350296U CN203350296U CN 201320454372 CN201320454372U CN203350296U CN 203350296 U CN203350296 U CN 203350296U CN 201320454372 CN201320454372 CN 201320454372 CN 201320454372 U CN201320454372 U CN 201320454372U CN 203350296 U CN203350296 U CN 203350296U
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Abstract
The utility model discloses a clamp for testing a high-power lithium-ion power battery cell. The clamp comprises a base disc for the clamp. A circuit board signal sheet and a copper hardware current sheet are fixed on an insulating pad arranged at the front end of the base disc. Bolts for connection with wires are mounted on the copper hardware current sheet. Two power arm support seats are symmetrically mounted on two sides of the middle section of the base disc. The rear end of each power arm support seat is connected to a connection middle end of one power arm through a connection rod, and a compaction handle is formed by the power arm support seats and a handle bar connecting the two power arms. The connection front end of the power arm is connected with the middle part of a V-shaped stress arm. One terminal of the V-shaped stress arm is connected with the front end of the power arm support seat by a pin, while the other terminal is hinged to a hardware batten, wherein a silica gel batten is mounted at the lower part of the hardware batten. According to the utility model, a strong compaction structure is composed of the power arms, the V-shaped stress arms and the hardware battens, and is combined with the printed circuit board and the copper hardware alternating current sheet so as to form the power battery cell detection clamp, and the reliability of high-power lithium-ion power battery cell test is ensured.
Description
Technical field
The utility model belongs to poly-lithium battery manufacturing technology field, relates to a kind of high power electrical core of power battery and changes into the testing apparatus auxiliary implement, is specifically related to a kind of high-power lithium ion electrical core of power battery and detects fixture.
Background technology
Due to the fast development of lithium battery industry, the capacity of polymer Li-ion battery improves constantly at present, and the industrialization process of electrokinetic cell is also in continuous quickening.Test fixture for the test battery battery core was the low capacity test fixture in the past, and less in the fixture clamping, be not suitable for the production of existing electrokinetic cell.Therefore, existing power battery pack all adopts screw wire to be directly fixed on the electrode of battery and is tested, and there is multiple undesirable element in the method for this connection.
1, production efficiency is low, because each battery core test process all needs to screw on and dismantle screw, so cause the running time of each battery core test to extend, makes production efficiency lower;
2, test data is inconsistent, and because adopting manual operations, human factor is in the majority, causes the holding screw tightness to differ, and the detection data reliability of measuring is poor;
3, want the turn of the screw need to use spanner during the test battery battery core, because operating force is improper, can cause the damage of battery battery core and testing apparatus.
4, directly connect battery core electrode and wire with screw, easily cause the test fixture short circuit, leaky, cause personal injury and fire.
Summary of the invention
For these reasons, the utility model provides a kind of high-power lithium ion electrical core of power battery partial volume, has changed into the detection fixture, its adopts power arm, V " shape is subject to the arm of force and five metals press strip to form powerful compressing structure to exchange sheet with printed-wiring board (PWB) with the copper five metals and form battery battery core detection fixture; changed the employing screw and wire has been directly fixed on to the mode of being tested on battery electrode, solved existing electrokinetic cell and discharged and recharged and the existing the problems referred to above of burn-in test.
The technical scheme that the utility model adopts is, a kind of high-power lithium ion electrical core of power battery detects fixture, comprise a chassis of detecting fixture, fixing circuit board signal patch and copper five metals current sheet on the insulating pad arranged in described chassis front end, the bolt that connects wire is housed on described copper five metals current sheet, in described chassis center section both sides, two power arm supporting seats of symmetrical installation, respectively connect the connection middle-end of a power arm through connecting link in power arm supporting seat rear end, and form and compress handle with the handle that is connected two power arms, the connection front end of described power arm connects one " V " shape and is subject to arm of force middle part, " V " shape is connected with power arm supporting seat front end through bearing pin by a termination of the arm of force, " V " shape is subject to the hinged bottom of arm of force other end head that the five metals press strip of silica gel press strip is housed.
High-power lithium ion electrical core of power battery described in the utility model detects fixture, is further characterized in that,
" V " shape that described compression handle power arm front end connects is subject to the arm of force, and " V " shape five metals press strip and silica gel press strip of connected by the arm of force, the dop of the detection fixture battery battery core formed with fixing circuit board signal patch on insulating pad and copper five metals current sheet.
The silica gel press strip that be equipped with described five metals press strip bottom interconnects by oat tail groove structure.
Be arranged with the current sheet mounting groove of copper five metals current sheet on described circuit board signal sheet.
The utility model high-power lithium ion electrical core of power battery detects fixture, employing exchanges test fittings on chassis the integrated detection fixtures that are built into an efficient stable such as sheet with the circuit board signal sheet with the copper five metals by powerful compressing structure, has changed and has adopted screw wire to be directly fixed on to the mode of being tested on battery electrode.When upwards lifting the compression handle, it is subject to arm of force middle part by " V " shape of the connection front end connection of power arm, driving " V " shape clockwise rotated by the arm of force, and be subject to the hinged five metals press strip of arm of force other end head to compress battery battery core when forwarding lower dead point position to by " V " shape, guarantee that battery battery core exchanges sheet and circuit board signal built-in testing circuit close contact with the copper five metals.Shorten the test operation time, improved production efficiency; Detect the fixture clamping firmly, test data is stable, has improved the detection data reliability; Do not re-use spanner, operating force is suitable, can not cause the damage of battery battery core and testing apparatus; The battery core electrode is connected good conductivity with wire, can not cause the test fixture short circuit, leaky, and test fixture is safe and reliable.
The accompanying drawing explanation
Fig. 1 is that the utility model high-power lithium ion electrical core of power battery detects the clamp structure schematic diagram;
Fig. 2 is that the utility model high-power lithium ion electrical core of power battery detects the clamp structure decomposing schematic representation.
In figure, 1. chassis, 2. insulating pad, 3. circuit board signal sheet, 4. copper five metals current sheet, 5. silica gel press strip, 6. five metals press strip, 7. power arm supporting seat, 8. connecting link, 9. power arm, 10. handle, 11. bolts, 12. compression handle, 13. " V " shape is subject to the arm of force, 14. dovetail grooves, 15. current sheet mounting grooves.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
A kind of high-power lithium ion electrical core of power battery detects fixture, as depicted in figs. 1 and 2, comprise a chassis 1 of detecting fixture, fixing circuit board signal patch 3 and copper five metals current sheet 4 on the insulating pad 2 arranged in described chassis 1 front end, the bolt 11 that connects wire is housed on 4 on described copper five metals current sheet, in 1 both sides, stage casing, described chassis, two power arm supporting seats 7 of symmetrical installation, respectively connect the connection middle-end of a power arm 9 through connecting link 8 in power arm supporting seat 7 rear ends, and form and compress handle 12 with the handle 10 that is connected two power arms 9, the connection front end of described power arm 9 connects one " V " shape and is subject to the arm of force 13 middle parts, " V " shape is connected with power arm supporting seat 7 front ends through bearing pin by a termination of the arm of force 13, " V " shape is subject to the arm of force 13 hinged bottoms, another termination that the five metals press strip 6 of silica gel press strip 5 is housed.
" V " shape that the utility model compresses handle 12 power arm 9 front ends connections is subject to the arm of force 13, and " V " shape five metals press strip 6 and silica gel press strip 5 of connected by the arm of force 13, the dop of the detection fixture battery battery core formed with fixing circuit board signal patch 3 on insulating pad 2 and copper five metals current sheet 4.
The silica gel press strip 5 that be equipped with the utility model five metals press strip 6 bottoms interconnects by dovetail groove 14 structures, is arranged with the current sheet mounting groove 5 of copper five metals current sheet 4 on described circuit board signal sheet 3.
The utility model high-power lithium ion electrical core of power battery detects fixture, employing will be by the power arm 9 connected on power arm supporting seat 7, handle 10 forms compression handle 12, be subject to the arm of force 13 by " V " shape that compresses handle 12 power arm 9 front ends connections, and " V " shape is subject to five metals press strip 6 and the silica gel press strip 5 of the arm of force 13 connections, the dop of the detection fixture battery battery core formed with fixing circuit board signal patch 3 on insulating pad 2 and copper five metals current sheet 4, when upwards lifting compression handle 12, it is subject to the arm of force 13 middle parts by " V " shape of the connection front end connection of power arm 9, driving " V " shape clockwise rotated by the arm of force 13, and be subject to the hinged five metals press strip 6 in the arm of force 13 another terminations to compress battery battery core when turning to lower dead point position by " V " shape, guarantee that battery battery core exchanges the battery battery core that sheet 4 and circuit board signal sheet 3 measurement circuit close contacts clamp detection with the copper five metals,
Because five metals press strip 6 bottoms interconnect structure by dovetail groove 14, silica gel press strip 5 is housed, soft attribute by silica gel press strip 5, make lithium battery electric core in clamping face and circuit board signal sheet 3 and copper five metals current sheet 4 planarization each other very good, the reliability of conductive contact while having guaranteed high-current test.
After detection completes, depressing compression handle 12, " V " shape that connection front end by power arm 9 connects is subject to the arm of force 13 middle parts, driving " V " shape rotated counterclockwise by the arm of force 13, and be subject to the arm of force 13 other end heads to drive five metals press strip 6 by " V " shape, in rotation limit, lower dead point position limit, upwards lift, the battery battery core that unclamps compression takes out easily, then puts into next piece battery battery core.
The utility model high-power lithium ion electrical core of power battery detects fixture, adopts test fittings integrated detection fixtures that is built into efficient stable on chassis 1 such as powerful compressing structure being exchanged to sheet 4 with circuit board signal sheet 3 with the copper five metals.It is subject to the arm of force 13 middle parts by " V " shape of the connection front end connection of power arm 9, driving " V " shape clockwise rotated by the arm of force 13, and be subject to the arm of force 13 hinged five metals press strips 6 in another termination to compress battery battery core when forwarding lower dead point position to by " V " shape, guarantee that battery battery core exchanges sheet 4 and circuit board signal sheet 3 measurement circuit close contacts with the copper five metals.Shorten the test operation time, improved production efficiency; The utility model detects the fixture clamping firmly, and test data is stable, and the battery core electrode is connected good conductivity with wire, can not cause the test fixture short circuit, and leaky detects data reliable; Test fixture is safe and reliable, easy to operate, can not cause the damage of battery battery core and testing apparatus; .
Above-mentioned embodiment is an example of the present utility model; not enforcement and the interest field for limiting utility model; all equivalences of making according to the described content of the utility model patent protection scope change and modify, and all should be included in the utility model claim.
Claims (4)
1. a high-power lithium ion electrical core of power battery detects fixture, comprise a chassis (1) of detecting fixture, it is characterized in that, the upper fixing circuit board signal patch (3) of the insulating pad (2) arranged in described chassis (1) front end and copper five metals current sheet (4), the bolt (11) that connects wire is housed on (4) on described copper five metals current sheet, in both sides, stage casing, described chassis (1), symmetrical two the power arm supporting seats (7) of installing, respectively connect the connection middle-end of a power arm (9) through connecting link (8) in power arm supporting seat (7) rear end, and form and compress handle (12) with the handle that is connected two power arms (9) (10), the connection front end of described power arm (9) connects one " V " shape and is subject to the arm of force (13) middle part, " V " shape is connected with power arm supporting seat (7) front end through bearing pin by a termination of the arm of force (13), " V " shape is subject to a hinged bottom, another termination of the arm of force (13) that the five metals press strip (6) of silica gel press strip (5) is housed.
2. high-power lithium ion electrical core of power battery according to claim 1 detects fixture, it is characterized in that, " V " shape that described compression handle (12) power arm (9) front end connects is subject to the arm of force (13), reach five metals press strip (6) and silica gel press strip (5) that " V " shape is connected by the arm of force (13), with the dop of the detection fixture battery battery core that on insulating pad (2), fixing circuit board signal patch (3) and copper five metals current sheet (4) form.
3. high-power lithium ion electrical core of power battery according to claim 1 detects fixture, it is characterized in that, the silica gel press strip (5) that be equipped with described five metals press strip (6) bottom interconnects by dovetail groove (14) structure.
4. high-power lithium ion electrical core of power battery according to claim 1 detects fixture, it is characterized in that, is arranged with the current sheet mounting groove (15) of copper five metals current sheet (4) on described circuit board signal sheet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320454372 CN203350296U (en) | 2013-07-26 | 2013-07-26 | Clamp for testing high-power lithium-ion power battery cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320454372 CN203350296U (en) | 2013-07-26 | 2013-07-26 | Clamp for testing high-power lithium-ion power battery cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203350296U true CN203350296U (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320454372 Expired - Lifetime CN203350296U (en) | 2013-07-26 | 2013-07-26 | Clamp for testing high-power lithium-ion power battery cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203350296U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290687A (en) * | 2017-08-14 | 2017-10-24 | 东莞市盈之宝电子科技有限公司 | A kind of probe structure applied to lithium dynamical battery |
-
2013
- 2013-07-26 CN CN 201320454372 patent/CN203350296U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290687A (en) * | 2017-08-14 | 2017-10-24 | 东莞市盈之宝电子科技有限公司 | A kind of probe structure applied to lithium dynamical battery |
| CN107290687B (en) * | 2017-08-14 | 2023-01-03 | 东莞市盈之宝电子科技有限公司 | Probe structure applied to lithium power battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131218 |
|
| CX01 | Expiry of patent term |