CN205404764U - Group battery measuring device - Google Patents
Group battery measuring device Download PDFInfo
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- CN205404764U CN205404764U CN201620181787.0U CN201620181787U CN205404764U CN 205404764 U CN205404764 U CN 205404764U CN 201620181787 U CN201620181787 U CN 201620181787U CN 205404764 U CN205404764 U CN 205404764U
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- end plate
- cells
- measurement apparatus
- pressure
- detection mechanism
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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
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Abstract
The utility model provides a group battery measuring device, it includes: a pedestal. Fixed end plate fixes on the base along width direction, the activity end plate can be followed length direction and moved with the contact and exert pressure in accommodating the group battery between fixed end plate and activity end plate, power unit, power transmission mechanism, one end is connected with power unit, and the other end is connected with the activity end plate, pressure detection mechanism for detect the size that the group battery received the pressure of movable end plate, displacement detection mechanism sets up on the activity end plate, in order to detect the decrement of group battery under the pressure of activity end plate, and data collection agency, communication connection in pressure detection mechanism and displacement detection mechanism gather the pressure of pressure detection mechanism collection and the decrement that displacement detection mechanism gathered. The utility model discloses a group battery measuring device is used for optimizing the design of group battery, improves the assembly process of group battery.
Description
Technical field
This utility model relates to field of batteries, particularly relates to a kind of set of cells measurement apparatus.
Background technology
Lithium ion battery is owing to having high output voltage, height ratio capacity, the advantages such as high security, are widely used in the portable type electronic product such as computer, mobile phone, and are increasingly becoming electric automobile (EV) and the main energy sources of hybrid-electric car (HEV).Battery needs when being applied on electric automobile battery is assembled, and uses end plate, side plate and base plate to fix by multiple battery cores, and is electrically connected, is assembled into battery modules, then battery modules is combined into battery bag.In assembling process, the free superposition thickness of multiple battery cores is more than the distance between two end plates, the pressure that battery core in groups is applied by end plate, it may be achieved fastening assembling.Active force between battery core and end plate is assembly force.If assembly force is too big, add the expansion of battery core self in use procedure, then battery is too big to the pressure of casing, it is easy to damage casing；If the assembly force of battery core is too little, then can not realizing fixedly securing battery core, be easily caused battery core dislocation when being given a shock impact, electrical connection was lost efficacy, and affected the normal use of battery bag.It is thus desirable to the assembly force of set of cells is tested, to instruct the improvement of battery core design and battery modules assembly technology, to ensure safety and the steadiness of the battery modules after assembling so that battery bag can normally use.
Utility model content
In view of Problems existing in background technology, the purpose of this utility model is in that to provide a kind of set of cells measurement apparatus, it can accurately measure the clamping force relation with set of cells integral thickness at set of cells two ends, and then according to the design of the clamping force recorded with the optimized relation set of cells of set of cells integral thickness, improve the assembly technology of set of cells.
To achieve these goals, this utility model provides a kind of set of cells measurement apparatus, comprising: pedestal；Fixed charge method end plate, is fixed on pedestal in the width direction；Movable end plate, it is possible to move along its length with contact the set of cells being housed between fixed charge method end plate and movable end plate that applies pressure to；Actuating unit；Poewr transmission mechanism, one end is connected with actuating unit, the other end and movable end plate connection；Pressure detection mechanism, for detecting the size that set of cells is subject to the pressure of movable end plate；Displacement detecting mechanism, is arranged on movable end plate, to detect described set of cells decrement under the pressure of movable end plate；And data acquisition mechanism, it is communicatively coupled to pressure detection mechanism and displacement detecting mechanism, gathers the pressure of pressure detection mechanism collection and the decrement of displacement detecting mechanism collection.
The beneficial effects of the utility model are as follows:
According to, in set of cells measurement apparatus of the present utility model, set of cells being positioned between fixed charge method end plate and movable end plate, set of cells one end along its length contacts with fixed charge method end plate；Then actuating unit moves via Poewr transmission mechanism drive activity end plate, makes the movable end plate contact set of cells other end along its length；Continue to press on movable end plate, set of cells forced compression and clamping force increase, the decrement of the set of cells that data acquisition mechanism gathers the clamping force that detects of pressure detection mechanism and displacement detecting mechanism detects, and decrement is converted to set of cells integral thickness along its length, thus obtain the relation of clamping force and set of cells integral thickness；Relation according to the clamping force recorded Yu set of cells integral thickness can be used in optimizing the design of set of cells, improves the assembly technology of set of cells；Simultaneously, described set of cells measurement apparatus can be also used for the discharge and recharge test of set of cells, namely after the movable end plate contact set of cells other end along its length, do not continue to promotion activity end plate, but set of cells is carried out discharge and recharge, Compressive activities end plate after set of cells expansion, the pressure that pressure detection mechanism detects is expansive force during battery set charge/discharge.
Accompanying drawing explanation
Fig. 1 is the schematic diagram according to set of cells measurement apparatus of the present utility model.
Wherein, description of reference numerals is as follows:
1 pedestal 62 guide rail
2 fixed charge method end plate 63 contiguous blocks
3 side plate 64 slide blocks
4 movable end plate 7 pressure detection mechanisms
5 actuating unit 8 displacement detecting mechanism
6 Poewr transmission mechanism 9 data acquisition mechanisms
61 leading screw B battery groups
611 screw rod L length directions
612 nut seat W widths
Detailed description of the invention
Describe set of cells measurement apparatus of the present utility model with reference to the accompanying drawings in detail.
With reference to Fig. 1, include according to set of cells measurement apparatus of the present utility model: pedestal 1；Fixed charge method end plate 2, W is fixed on pedestal 1 in the width direction；Movable end plate 4, it is possible to L moves with contact the set of cells B being housed between fixed charge method end plate 2 and movable end plate 4 that applies pressure to along its length；Actuating unit 5；Poewr transmission mechanism 6, one end is connected with actuating unit 5, and the other end is connected with movable end plate 4；Pressure detection mechanism 7, for detecting the set of cells B size being subject to the pressure of movable end plate 4；Displacement detecting mechanism 8, is arranged on movable end plate 4, to detect described set of cells B decrement under the pressure of movable end plate 4；And data acquisition mechanism 9, it is communicatively coupled to pressure detection mechanism 7 and displacement detecting mechanism 8, gathers the pressure of pressure detection mechanism 7 collection and the decrement of displacement detecting mechanism 8 collection.
According to, in set of cells measurement apparatus of the present utility model, being positioned over by set of cells B between fixed charge method end plate 2 and movable end plate 4, one end of set of cells B L along its length contacts with fixed charge method end plate 2；Then actuating unit 5 moves via Poewr transmission mechanism 6 drive activity end plate 4, makes movable end plate 4 contact the other end of set of cells B L along its length；Continue to press on movable end plate 4, set of cells B forced compression and clamping force increase, data acquisition mechanism 9 gathers clamping force that pressure detection mechanism 7 detects and the decrement of the set of cells B that displacement detecting mechanism 8 detects, and decrement is converted to the integral thickness of set of cells B L along its length, thus obtaining the relation of clamping force and set of cells B integral thickness；Relation according to the clamping force recorded Yu set of cells B integral thickness can be used in optimizing the design of set of cells B, improves the assembly technology of set of cells B；Simultaneously, described set of cells measurement apparatus can be also used for the discharge and recharge test of set of cells B, namely contact the other end of set of cells B L along its length at movable end plate 4 after, do not continue to promotion activity end plate 4, but set of cells B is carried out discharge and recharge, Compressive activities end plate 4 after set of cells B expansion, the pressure that pressure detection mechanism 7 detects is expansive force during set of cells B discharge and recharge.
According in set of cells measurement apparatus of the present utility model, with reference to Fig. 1, in one embodiment, described set of cells measurement apparatus also includes: two side plates 3, L is fixed on pedestal 1 along its length, and surrounds, with fixed charge method end plate 2, the collecting located space housing also locating batteries group B.Two side plates 3 are prevented from set of cells B W dislocation in the width direction when pressurized.
According in set of cells measurement apparatus of the present utility model, in one embodiment, actuating unit 5 is manual charging mechanism or power load maintainer.
According in set of cells measurement apparatus of the present utility model, in one embodiment, described power load maintainer is servomotor, cylinder or hydraulic cylinder.
According in set of cells measurement apparatus of the present utility model, with reference to Fig. 1, in one embodiment, actuating unit 5 is servomotor.Accordingly, Poewr transmission mechanism 6 includes: leading screw 61；Guide rail 62 is fixed on pedestal 1；And contiguous block 63, it is connected with leading screw 61 and slides along guide rail 62 under the drive of leading screw 61, and movable end plate 4 is fixed on contiguous block 63.
According in set of cells measurement apparatus of the present utility model, with reference to Fig. 1, in one embodiment, leading screw 61 includes: screw rod 611, is connected with servomotor by bearing；And nut seat 612, it is fixed on contiguous block 63 and threadeds with screw rod 611.
According in set of cells measurement apparatus of the present utility model, with reference to Fig. 1, in one embodiment, Poewr transmission mechanism 6 also includes: slide block 64, it is fixedly connected on the lower section of contiguous block 63 and constitutes sliding pair with guide rail 62, so that contiguous block 63 slides via slide block 64 guide rail 62.
According in set of cells measurement apparatus of the present utility model, with reference to Fig. 1, in one embodiment, guide rail 62 is two, lays respectively at the both sides of the width W of contiguous block 63 and relative contiguous block 63 symmetry.
According in set of cells measurement apparatus of the present utility model, in one embodiment, pressure detection mechanism 7 is arranged on fixed charge method end plate 2；Or pressure detection mechanism 7 is arranged on movable end plate 4；Or pressure detection mechanism 7 is arranged between movable end plate 4 and Poewr transmission mechanism 6 (with reference to Fig. 1).
According in set of cells measurement apparatus of the present utility model, in one embodiment, pressure detection mechanism 7 is pressure transducer.
According in set of cells measurement apparatus of the present utility model, in one embodiment, displacement detecting mechanism 8 is grating scale.
According in set of cells measurement apparatus of the present utility model, in one embodiment, the area that the area of movable end plate 4 is not less than in set of cells B battery end-face, it is to avoid battery end-face unbalance stress in set of cells B.
Claims (10)
1. a set of cells measurement apparatus, it is characterised in that including:
Pedestal (1)；
Fixed charge method end plate (2), (W) is fixed on pedestal (1) in the width direction；
Movable end plate (4), and can (L) move with contact the set of cells (B) being housed between fixed charge method end plate (2) and movable end plate (4) that applies pressure to along its length；
Actuating unit (5)；
Poewr transmission mechanism (6), one end is connected with actuating unit (5), and the other end is connected with movable end plate (4)；
Pressure detection mechanism (7), is used for detecting the size of the pressure that set of cells (B) is subject to movable end plate (4)；
Displacement detecting mechanism (8), is arranged on movable end plate (4), to detect the described set of cells (B) decrement under the pressure of movable end plate (4)；And
Data acquisition mechanism (9), it is communicatively coupled to pressure detection mechanism (7) and displacement detecting mechanism (8), gathers pressure that pressure detection mechanism (7) gathers and the decrement that displacement detecting mechanism (8) gathers.
2. set of cells measurement apparatus according to claim 1, it is characterised in that described set of cells measurement apparatus also includes:
Two side plates (3), (L) is fixed on pedestal (1) along its length, and surrounds, with fixed charge method end plate (2), the collecting located space housing also locating batteries group (B).
3. set of cells measurement apparatus according to claim 1, it is characterised in that actuating unit (5) is manual charging mechanism or power load maintainer.
4. set of cells measurement apparatus according to claim 3, it is characterised in that described power load maintainer is servomotor, cylinder or hydraulic cylinder.
5. set of cells measurement apparatus according to claim 1, it is characterised in that
Actuating unit (5) is servomotor；
Poewr transmission mechanism (6) including:
Leading screw (61)；
Guide rail (62) is fixed on pedestal (1)；And
Contiguous block (63), is connected with leading screw (61) and slides along guide rail (62) under the drive of leading screw (61), and movable end plate (4) is fixed on contiguous block (63).
6. set of cells measurement apparatus according to claim 5, it is characterised in that leading screw (61) including:
Screw rod (611), is connected with servomotor by bearing；And
Nut seat (612), is fixed on contiguous block (63) and above and threadeds with screw rod (611).
7. set of cells measurement apparatus according to claim 5, it is characterised in that Poewr transmission mechanism (6) also includes:
Slide block (64), is fixedly connected on the lower section of contiguous block (63) and constitutes sliding pair with guide rail (62), so that contiguous block (63) slides via slide block (64) guide rail (62).
8. set of cells measurement apparatus according to claim 5, it is characterised in that guide rail (62) is two, lays respectively at the both sides of the width (W) of contiguous block (63) and relative contiguous block (63) symmetry.
9. set of cells measurement apparatus according to claim 1, it is characterised in that
Pressure detection mechanism (7) is arranged on fixed charge method end plate (2)；Or
Pressure detection mechanism (7) is arranged on movable end plate (4)；Or
Pressure detection mechanism (7) is arranged between movable end plate (4) and Poewr transmission mechanism (6).
10. set of cells measurement apparatus according to claim 1, it is characterised in that
Pressure detection mechanism (7) is pressure transducer；And/or
Displacement detecting mechanism (8) is grating scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181787.0U CN205404764U (en) | 2016-03-10 | 2016-03-10 | Group battery measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181787.0U CN205404764U (en) | 2016-03-10 | 2016-03-10 | Group battery measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205404764U true CN205404764U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620181787.0U Active CN205404764U (en) | 2016-03-10 | 2016-03-10 | Group battery measuring device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769847A (en) * | 2016-12-28 | 2017-05-31 | 长安大学 | FRP sticking strength comprehensive testers |
| CN106842054A (en) * | 2017-02-09 | 2017-06-13 | 超威电源有限公司 | A kind of device for detecting the performances of the lead-acid battery under different assembling pressures |
| CN107369843A (en) * | 2017-07-10 | 2017-11-21 | 北京华特时代电动汽车技术有限公司 | Battery modules manufacture method |
| CN110244126A (en) * | 2019-06-14 | 2019-09-17 | 牡丹江市质量技术监督检验检测中心 | Grating scale numerical control accurately measures conductor resistance value device |
| CN110455177A (en) * | 2019-08-19 | 2019-11-15 | 东软睿驰汽车技术（沈阳）有限公司 | A kind of detection device of battery modules |
| CN111122035A (en) * | 2019-12-16 | 2020-05-08 | 合肥国轩高科动力能源有限公司 | Battery module expansion force detection device |
| CN111537126A (en) * | 2020-04-28 | 2020-08-14 | 苏州清陶新能源科技有限公司 | Tool for determining pretightening force of soft package battery, method for determining pretightening force of soft package battery and method for assembling module |
-
2016
- 2016-03-10 CN CN201620181787.0U patent/CN205404764U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769847A (en) * | 2016-12-28 | 2017-05-31 | 长安大学 | FRP sticking strength comprehensive testers |
| CN106769847B (en) * | 2016-12-28 | 2019-11-05 | 长安大学 | FRP sticking strength comprehensive tester |
| CN106842054A (en) * | 2017-02-09 | 2017-06-13 | 超威电源有限公司 | A kind of device for detecting the performances of the lead-acid battery under different assembling pressures |
| CN107369843A (en) * | 2017-07-10 | 2017-11-21 | 北京华特时代电动汽车技术有限公司 | Battery modules manufacture method |
| CN110244126A (en) * | 2019-06-14 | 2019-09-17 | 牡丹江市质量技术监督检验检测中心 | Grating scale numerical control accurately measures conductor resistance value device |
| CN110455177A (en) * | 2019-08-19 | 2019-11-15 | 东软睿驰汽车技术（沈阳）有限公司 | A kind of detection device of battery modules |
| CN111122035A (en) * | 2019-12-16 | 2020-05-08 | 合肥国轩高科动力能源有限公司 | Battery module expansion force detection device |
| CN111537126A (en) * | 2020-04-28 | 2020-08-14 | 苏州清陶新能源科技有限公司 | Tool for determining pretightening force of soft package battery, method for determining pretightening force of soft package battery and method for assembling module |
| CN111537126B (en) * | 2020-04-28 | 2022-12-13 | 苏州清陶新能源科技有限公司 | Tool for determining pretightening force of soft package battery, method for determining pretightening force of soft package battery and method for assembling module |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |