CN203259632U - Testing apparatus for modular lithium battery - Google Patents
Testing apparatus for modular lithium battery Download PDFInfo
- Publication number
- CN203259632U CN203259632U CN 201320257169 CN201320257169U CN203259632U CN 203259632 U CN203259632 U CN 203259632U CN 201320257169 CN201320257169 CN 201320257169 CN 201320257169 U CN201320257169 U CN 201320257169U CN 203259632 U CN203259632 U CN 203259632U
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- Prior art keywords
- probe
- ring
- lithium battery
- installing plate
- telescoping cylinder
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- Withdrawn - After Issue
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- Tests Of Electric Status Of Batteries (AREA)
Abstract
The utility model relates to a testing apparatus for a modular lithium battery. The testing apparatus comprises a top plate, a telescoping cylinder, a piston rod cooperating with the telescoping cylinder. One end, free of a piston rod, of the telescoping cylinder is connected with and fixed with a bottom surface of the top plate; one end, extending out of the telescoping cylinder, of the piston rod is connected with a connecting plate; and a probe installing seat is fixed at the bottom of the connecting plate. in addition, the provided testing apparatus also includes a set of probes, wherein retainer rings are arranged at the outsides of the probes; the retainer rings are arranged between an upper probe installing plate and a lower probe installing plate; and springs are sleeved outside the portions, between the retainer rings and the upper probe installation plate, of the probes by a sliding way. Apertures of upper probe installing holes are less than external diameters of the springs; the internal diameters of the springs are less than diameters of the retainer rings; and the apertures of lower probe installing holes are less than diameters of the retainer rings. Because the probe installing plates with the dual-layer structures are arranged and cooperation with the dual-layer plates is realized by the springs arranged outside the probes, the provided testing apparatus has the probe locking installation function and the probes are helped to be tightly pressed at the surface of the battery during the detection process.
Description
Technical field
The utility model relates to a kind of lithium battery proving installation, is specifically related to a kind of modularity lithium battery proving installation.
Background technology
Modularity lithium battery mechanism for testing is called for short mechanism for testing, is the mechanism that battery core is tested by contact battery core both positive and negative polarity.Must carry out formation process to battery core before battery dispatches from the factory, namely battery core repeatedly be discharged and recharged, this process need be used mechanism for testing.
Understand according to the applicant, present domestic battery core mechanism for testing is mainly in the monomer battery core, and manually-operated probe during test uses bolt or crocodile clip that probe is connected, but exists measuring accuracy not good, the unsettled problem of resistance value.As disclosed in (CN201945609U) in Chinese utility model patent " lithium battery probe clamp ": as to comprise probe body, limited post and spring, probe body one end withstands on the syringe needle upper end, the other end withstands on the lower end of limited post, the upper end mounting limit snap ring of described limited post, described limited location snap ring is sleeved on probe body.In use, the syringe needle of probe body bottom is connected with electrode, and superpotential is derived by the lead-in wire of tips of probes, records superpotential.And the measurement of excess current needs to record by another road probe or metal tube.For the related probe of technique scheme, how leave its accuracy of detection aside for the moment, only the testing requirement from the pipeline system production run that satisfies modularity battery core group, can not satisfy need of production certainly.Because gone single the going in battery core unit in the battery core group detected by the manually-operated probe, be all unacceptable on efficient and on cost, but also there is no in the market corresponding mechanism for testing for modularity battery core group.
The utility model content
The technical problems to be solved in the utility model is: the pick-up unit that proposes a kind of fast automatic detecting modularity battery core group.
The utility model is that the technical scheme that solves the problems of the technologies described above proposition is: a kind of modularity lithium battery proving installation; Comprise top board; Telescoping cylinder; The piston rod that coordinates with telescoping cylinder; One end of described telescoping cylinder piston-rodless and described top board bottom surface are connected and fixed; The end that described piston rod stretches out telescoping cylinder is connected with web joint; The bottom of described web joint is fixed with the probe mount pad; Described probe mount pad is mainly by upper probe installing plate parallel and that the interval arranges; Lower probe installing plate be connected with connection described on; Sleeve between lower installation board consists of; On described; Offer respectively one group of upper probe mounting hole and lower probe mounting hole that the position is relative on lower probe installing plate; Also comprise be located in simultaneously described on; In lower probe mounting hole and outside is provided with one group of probe of back-up ring; Described back-up ring be positioned at described on; Between lower probe installing plate; Described back-up ring and described on the outside sliding sleeve of probe between the probe installing plate spring is arranged; The aperture of described upper probe mounting hole is less than the external diameter of spring; The internal diameter of described spring is less than the diameter of back-up ring; The aperture of described lower probe mounting hole is less than the diameter of described back-up ring.
Further, described probe comprises the rod-type internal probe and is enclosed within the outer probe of tubulose of described rod-type internal probe outside, be separated with insulating material between described internal probe and described outer probe, the stage casing exterior circumferential of probe is provided with the draw-in groove that coordinates for described back-up ring, and described back-up ring is the axial elasticity back-up ring.
Further, the two ends, bottom surface of described web joint are respectively equipped with register pin, and described web joint is equipped with guide pillar towards a side of top board, and the opposite position of described top board and described guide pillar is embedded with guide pin bushing, and described guide pillar is inserted on described top board by matching with described guide pin bushing.
Further, described web joint connects firmly the upper surface middle part of probe installing plate on described.
Further, between described piston rod and described web joint, threaded engagement is connected.
The beneficial effects of the utility model are:
Modularity lithium battery mechanism for testing in the utility model is installed to a plurality of probe combinations together by the probe mount pad.Probe in the utility model adopts two probe structures, and outer probe is used for the charging or discharging current super-high-current, and internal probe is used for the voltage data collection.Spring is arranged and be provided with for spring is carried out spacing back-up ring in the probe outer cover.During test, expand by telescoping cylinder and push probe to lithium battery module to be measured.When probe base arrived lithium battery module place, telescoping cylinder did not stop expansion until probe is pressed on the lithium battery module fully.The motion up of probe installing plate occurs relatively to go up in probe, the back-up ring of spring below is along with lifting the compression that forms spring on probe, spring is compressed the bottom surface that rear top is pressed on upper mounting plate, the power that single probe acts on battery core under the effect of spring is about 6kgf, this pressure can guarantee probe and battery core good contact, is conducive to the carrying out of testing.The utility model is provided with cleverly one and adopts double-deck probe mount pad, and coordinates with upper probe installing plate in the probe mount pad by the spring of probe outside, is pressed on battery surface by promotion back-up ring and then assist probes when detecting.The utility model provides unprecedented on a kind of market can carry out the device of batch detection to the modularity battery, filled up a blank on market, has definite meaning to improving battery production efficient.
Description of drawings
Below in conjunction with accompanying drawing, modularity lithium battery proving installation of the present utility model is described further.
Fig. 1 is the structural representation of modularity lithium battery proving installation in the utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the working state figure of modularity lithium battery proving installation in Fig. 2.
Fig. 4 is the structural representation of lithium battery test probe.
Embodiment
Embodiment one
According to illustrated in figures 1 and 2, in the utility model, modularity lithium battery proving installation comprises top board 1, cylinder 2, the piston rod that coordinates with cylinder 2, web joint 3, probe mount pad 4 and probe 5.
Wherein, top board 1 is used for fixedly cylinder 2, and cylinder 2 can be also other telescoping cylinder, as hydraulic cylinder etc.One end of cylinder 2 piston-rodless is fixedly connected in top board 1 bottom surface.The end that piston rod stretches out cylinder 2 is connected with web joint 3, and the bottom of web joint 3 is fixedly connected with probe mount pad 4.
Probe 5 comprises rod-type internal probe 5.1 and is enclosed within the outer probe 5.2 of tubulose of rod-type internal probe 5.1 outsides, is separated with insulating material 5.3 between internal probe 5.1 and outer probe 5.2.Probe is located in described upper and lower probe mounting hole simultaneously.The outside of probe 5 is provided with axial elasticity back-up ring 5.5, the stage casing exterior circumferential of lithium battery test probe 5 is provided with the draw-in groove that coordinates for this axial elasticity back-up ring 5.5, axial elasticity back-up ring 5.5 is enclosed within this draw-in groove, and axial elasticity back-up ring 5.5 is between upper and lower probe installing plate 4.1,4.2.The outside sliding sleeve of probe between back-up ring 5.5 and upper probe installing plate 4.1 has spring 5.4.
The aperture of upper probe mounting hole is less than the external diameter of spring 5.4, and the internal diameter of spring 5.4 is less than the diameter of back-up ring 5.5, and the aperture of lower probe mounting hole is less than the diameter of back-up ring 5.5.
Probe can be also the probe that other test-types is used.
Embodiment two
On the basis of embodiment one, the improvement that can carry out has: the two ends, bottom surface of web joint 3 are respectively equipped with register pin 6, web joint 3 is equipped with guide pillar 7 towards a side of top board 1, and top board 1 is embedded with guide pin bushing 8 with the opposite position of guide pillar 7, and guide pillar 7 is inserted on top board 1 by matching with guide pin bushing 8.
The end of piston rod is provided with external thread, and web joint 3 is intended and the outer screw that has of joining of piston rod, and between piston rod and web joint 3, threaded engagement is connected.
As shown in Figure 3, during test, push lithium battery test probe 5 to lithium battery module (not shown) to be measured by cylinder 2 expansions.When the bottom of lithium battery test probe 5 arrived lithium battery module place, cylinder 2 did not stop expansion until lithium battery test probe 5 is pressed on the lithium battery module fully.The motion up of probe installing plate occurs relatively to go up in lithium battery test probe 5, the back-up ring of spring 5.4 belows is also with lifting on lithium battery test probe 5 and spring 5.4 being formed compression, spring 5.4 is compressed the bottom surface that rear top is pressed on the probe installing plate, the power that single probe acts on battery core under the effect of spring 5.4 is about 6kgf, this pressure can guarantee probe and battery core good contact, is conducive to the carrying out of testing.
The above-described embodiment that is not limited to of the present utility model, all employings are equal to replaces the technical scheme that forms, and all drops in the protection domain of the utility model requirement.
Claims (5)
1. modularity lithium battery proving installation; Comprise top board; Telescoping cylinder; The piston rod that coordinates with telescoping cylinder; One end of described telescoping cylinder piston-rodless and described top board bottom surface are connected and fixed; The end that described piston rod stretches out telescoping cylinder is connected with web joint; It is characterized in that: the bottom of described web joint is fixed with the probe mount pad; Described probe mount pad is mainly by upper probe installing plate parallel and that the interval arranges; Lower probe installing plate be connected with connection described on; Sleeve between lower probe installing plate consists of; On described; Offer respectively one group of upper probe mounting hole and lower probe mounting hole that the position is relative on lower probe installing plate; Also comprise be located in simultaneously described on; In lower probe mounting hole and outside is provided with one group of probe of back-up ring; Described back-up ring be positioned at described on; Between lower probe installing plate; Described back-up ring and described on the outside sliding sleeve of probe between the probe installing plate spring is arranged; The aperture of described upper probe mounting hole is less than the external diameter of spring; The internal diameter of described spring is less than the diameter of back-up ring; The aperture of described lower probe mounting hole is less than the diameter of described back-up ring.
2. modularity lithium battery proving installation according to claim 1, it is characterized in that: described probe comprises the rod-type internal probe and is enclosed within the outer probe of tubulose of described rod-type internal probe outside, be separated with insulating material between described internal probe and described outer probe, the stage casing exterior circumferential of probe is provided with the draw-in groove that coordinates for described back-up ring, and described back-up ring is the axial elasticity back-up ring.
3. modularity lithium battery proving installation according to claim 1, it is characterized in that: the two ends, bottom surface of described web joint are respectively equipped with register pin, described web joint is equipped with guide pillar towards a side of top board, the opposite position of described top board and described guide pillar is embedded with guide pin bushing, and described guide pillar is inserted on described top board by matching with described guide pin bushing.
4. modularity lithium battery proving installation according to claim 1 is characterized in that: described web joint connects firmly the upper surface middle part of probe installing plate on described.
5. modularity lithium battery proving installation according to claim 1 is characterized in that: between described piston rod and described web joint, threaded engagement is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320257169 CN203259632U (en) | 2013-05-13 | 2013-05-13 | Testing apparatus for modular lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320257169 CN203259632U (en) | 2013-05-13 | 2013-05-13 | Testing apparatus for modular lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203259632U true CN203259632U (en) | 2013-10-30 |
Family
ID=49472183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320257169 Withdrawn - After Issue CN203259632U (en) | 2013-05-13 | 2013-05-13 | Testing apparatus for modular lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203259632U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257321A (en) * | 2013-05-13 | 2013-08-21 | 上海恒动汽车电池有限公司 | Modularized lithium battery testing device |
| CN105116277A (en) * | 2015-10-28 | 2015-12-02 | 江苏绿伟锂能有限公司 | Test mechanism for connection and disconnection of single positive electrode and single negative electrode in lithium battery pack |
-
2013
- 2013-05-13 CN CN 201320257169 patent/CN203259632U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257321A (en) * | 2013-05-13 | 2013-08-21 | 上海恒动汽车电池有限公司 | Modularized lithium battery testing device |
| CN103257321B (en) * | 2013-05-13 | 2015-03-25 | 上海恒动汽车电池有限公司 | Modularized lithium battery testing device |
| CN105116277A (en) * | 2015-10-28 | 2015-12-02 | 江苏绿伟锂能有限公司 | Test mechanism for connection and disconnection of single positive electrode and single negative electrode in lithium battery pack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131030 Effective date of abandoning: 20150325 |
|
| RGAV | Abandon patent right to avoid regrant |