CN210119552U - Short circuit detection mechanism - Google Patents
Short circuit detection mechanism Download PDFInfo
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- CN210119552U CN210119552U CN201920573209.5U CN201920573209U CN210119552U CN 210119552 U CN210119552 U CN 210119552U CN 201920573209 U CN201920573209 U CN 201920573209U CN 210119552 U CN210119552 U CN 210119552U
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- electrode tip
- electrode
- short circuit
- detection mechanism
- circuit detection
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Abstract
A short circuit detection mechanism comprises at least one first electrode tip, two second electrode tips and a controller for judging the conduction condition of the first electrode tip, the second electrode tip and two lugs of a battery cell, wherein the at least one first electrode tip and one second electrode tip are spaced along the length direction of the lugs and are used for being in contact with the same lug so that the controller can judge whether the position of the lug is accurate or not; two the second electrode tip is two the interval direction of utmost point ear is spaced apart for with two the utmost point ear contacts so that the controller judges whether the electric core short circuit, so, can guarantee to detect under the utmost point ear that waits to detect and the reliable prerequisite of contacting of second electrode tip, whether short circuit of electric core.
Description
Technical Field
The utility model relates to an automation equipment technical field especially relates to a short circuit detection mechanism to electric core.
Background
In the production process of the battery, the short circuit detection needs to be carried out on the battery cells one by one, and the battery cells with quality problems need to be selected out in time.
In the related art, two tabs of a battery cell are generally respectively contacted with two electrode tips, if the two electrode tips can be conducted, the battery cell is in a short circuit, and if the two electrode tips cannot be conducted, the battery cell is not in a short circuit, and the battery cell is a good product. However, when the position of electric core is inaccurate, a utmost point ear contact electrode head of electric core, and another utmost point ear contactless electrode tip or two utmost point ears all do not contact two electrode tips, this moment, do not switch on between two electrode tips, and actually electric core does not detect under this condition just by the mark as the yields to lead to electric core short circuit to detect inaccurately.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can accurately detect whether short circuit detection mechanism of electric core.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a short circuit detection mechanism comprises at least one first electrode tip, two second electrode tips and a controller for judging the conduction condition of the first electrode tip, the second electrode tip and a battery core electrode lug, wherein the first electrode tip, the second electrode tip and the controller are electrically connected; the first electrode tip and one of the second electrode tips are spaced apart along the length direction of the tab and are used for contacting with the same tab so that the controller can judge whether the position of the tab is accurate or not; the two second electrode tips are spaced apart in the direction of spacing between the two tabs and are used for being respectively contacted with the two tabs so that the controller can judge whether the battery cell is short-circuited.
As a further improved technical solution of the present invention, the first electrode tip is also provided with two, respectively with two the second electrode tip is along the length direction of the tab is spaced apart.
As a further improved technical solution of the present invention, the present invention further includes an insulation sheet between the first electrode tip and the second electrode tip.
As the utility model discloses further modified technical scheme, first electrode tip is followed two utmost point ear interval direction extends, the second electrode tip is followed utmost point ear length direction extends.
As the utility model discloses further modified technical scheme still includes can utmost point ear interval direction upward adjusting position's regulating block, at least one first electrode tip and at least one the second electrode tip set up in same on the regulating block.
As a further improved technical solution of the present invention, the present invention further includes a driving member for realizing that the first electrode tip and the second electrode tip are close to or far away from the tab.
As the utility model discloses further modified technical scheme still includes mount pad and regulating block, the mount pad with the output of driving piece is connected, the regulating block set up in on the mount pad, first electrode tip with the second electrode tip set up in on the regulating block.
As the utility model discloses further modified technical scheme still including realizing the utmost point ear is pressed and is pasted first electrode tip second electrode tip is last to pressing the mechanism.
As the utility model discloses further modified technical scheme, support and press the mechanism and include the clamp plate and be used for the drive the clamp plate supports and presses utmost point ear support and press the driving piece.
As a further improved technical solution of the present invention, the controller adopts a PLC controller.
Compared with the prior art, the utility model discloses short circuit detection mechanism judges whether the position of utmost point ear is accurate through first electrode tip and second electrode tip and same utmost point ear contact in advance, so, guarantees that each waits to detect under the utmost point ear and the reliable prerequisite of contacting of second electrode tip, whether detects electric core short circuit to accurately distinguish whether electric core is the yields, the rate of accuracy of detection is high.
Drawings
Fig. 1 is a front view of the short circuit detection mechanism of the present invention.
Fig. 2 is a top view of fig. 1.
Detailed Description
Please refer to fig. 1 and fig. 2, the utility model discloses a short circuit detection mechanism, it sets up in one side of testing platform 110 for whether the electric core 200 of placing on testing platform 110 short circuit, electric core 200 have along left right direction spaced apart two utmost point ears 210, one of them utmost point ear 210 is anodal utmost point ear, another is the negative pole utmost point ear.
Short circuit detection mechanism includes fixing base 10, sets up driving piece 20 on fixing base 10, sets up at the mount pad 30 of the 20 output ends of driving piece and sets up two regulating blocks 40 on mount pad 30, and regulating block 40 can control the position.
Each adjusting block 40 is provided at an upper side thereof with a first electrode tip 41, a second electrode tip 42 and an insulation sheet 43 interposed between the first electrode tip 41 and the second electrode tip 42, which are vertically opposite to the tab 210, the first electrode tip 41 is transversely disposed and extends along the spacing direction (left-right direction) of the tab 210, the second electrode tip 42 is longitudinally disposed and extends along the length direction of the tab 210, the first electrode tip 41 and the second electrode tip 42 are spaced along the extending direction of the tab 210, and the first electrode tip 41 and the second electrode tip 42 of the two adjusting blocks 40 are respectively arranged in a left-right alignment manner. The driving member 20 is a telescopic cylinder, and is used to drive the mounting base 30 to drive the adjusting block 40 to perform a lifting motion, so as to cause the first electrode tip 41 and the second electrode tip 42 to contact with or be disconnected from the tab 210.
Further, two regulating blocks 40 are provided with waist shape hole 45, mount pad 30 is provided with several mounting hole 35 along left and right direction interval arrangement, two regulating blocks 40 pass through bolt and mounting hole 35 locking cooperation, bolt and waist shape hole 45 swing joint, through adjusting bolt in waist shape hole 45 position or bolt and different mounting hole 35 locking, can realize adjusting the position of regulating block 40, and then adjust the position of second electrode tip 42, be convenient for detect the electric core 200 of multiple utmost point ear 210 that have different intervals.
Further, the short circuit detection mechanism further comprises a controller 50, wherein the controller 50 is a PLC controller, and is electrically connected to the first electrode tip 41 and the second electrode tip 42, and is used for judging conduction conditions of the first electrode tip 41, the second electrode tip 42 and the electrode tab 210, so as to judge whether the position of the electrode tab 210 is accurate and whether the battery cell 200 is short-circuited.
Further, the short circuit detection mechanism further comprises a pressing mechanism 60, the pressing mechanism 60 comprises a pressing driving part 61 and a pressing plate 62 arranged at the driving end of the pressing driving part 61, the pressing driving part 61 adopts an air cylinder, and the pressing plate 62 adopts an insulating plate. The pressing driving member 61 is used for driving the pressing plate 62 to press the tab 210, so that the tab 210 is pressed against the first electrode tip 41 and the second electrode tip 42, and reliable contact between the tab 210 and the first electrode tip 41 and the second electrode tip 42 is ensured.
The utility model discloses short circuit detection mechanism during operation, driving piece 20 drive mount pad 30 drives regulating block 40 and rises for first electrode tip 41 and second electrode tip 42 contact with a utmost point ear 210 of electric core 210 respectively, when realizing the electrical continuity through utmost point ear 210 between first electrode tip 41 and the second electrode tip 42, then controller 50 judges that the position of utmost point ear 210 is accurate, promptly each utmost point ear 210 and the second electrode tip 42 that corresponds contact one by one, otherwise, the position of utmost point ear 210 is inaccurate; when the position of the tab 210 is accurate, the controller 50 may determine whether the two second electrode tabs 42 are turned on, if so, the battery cell 200 is shorted, otherwise, the battery cell 200 is not shorted, and thus, whether the battery cell 200 is shorted is accurately detected.
The utility model discloses short circuit detection mechanism judges whether utmost point ear 210's position is accurate through first electrode tip 41, second electrode tip 42 and same utmost point ear 210 contact in advance, guarantees to detect under the utmost point ear 210 that waits to detect and the prerequisite of the reliable contact of second electrode tip 42, whether detects electric core 200 short circuit, is convenient for accurately detect electric core 200 short circuit, and the rate of accuracy that detects is high to accurately distinguish whether electric core 200 is the yields.
In other embodiments, the first electrode tip 41 is only provided with one, the first electrode tip 41 is spaced apart from one of the second electrode tips 42 along the length direction of the tab 210, and the controller 50 determines whether the position of the tab 210 is accurate or not by contacting the first electrode tip 41 and the one of the second electrode tips 42 with the same tab 210, so as to detect whether the electrical core 200 is short-circuited or not on the premise of ensuring reliable contact between the tab 210 and the second electrode tip 42, thereby increasing the accuracy of detection and also achieving the purposes of the present invention.
The above embodiments are only used for illustrating the present invention and not for limiting the technical solutions described in the present invention, and the understanding of the present specification should be based on the technical people in the related art, for example, the descriptions of the directions such as "front", "back", "left", "right", "up", "down", etc., although the present specification has described the present invention in detail with reference to the above embodiments, the ordinary skilled in the art should understand that the technical people in the related art can still modify or substitute the present invention, and all the technical solutions and modifications thereof that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.
Claims (10)
1. A short circuit detection mechanism is characterized in that: the battery comprises at least one first electrode tip, two second electrode tips and a controller for judging the conduction condition of the first electrode tip, the second electrode tip and a battery core electrode lug, wherein the first electrode tip, the second electrode tip and the controller are electrically connected; the first electrode tip and one of the second electrode tips are spaced apart along the length direction of the tab and are used for contacting with the same tab so that the controller can judge whether the position of the tab is accurate or not; the two second electrode tips are spaced apart in the direction of spacing between the two tabs and are used for being respectively contacted with the two tabs so that the controller can judge whether the battery cell is short-circuited.
2. The short circuit detection mechanism according to claim 1, characterized in that: the first electrode tip is also provided in two, and is respectively spaced apart from the two second electrode tips along the length direction of the tab.
3. The short circuit detection mechanism according to claim 1, characterized in that: further comprising an insulation sheet interposed between the first electrode tip and the second electrode tip.
4. The short circuit detection mechanism according to claim 1, characterized in that: the first electrode tip extends along two utmost point ear interval direction, the second electrode tip extends along utmost point ear length direction.
5. The short circuit detection mechanism according to claim 1, characterized in that: the electrode tab spacing direction adjusting device is characterized by further comprising an adjusting block capable of adjusting the position of the electrode tab spacing direction, and at least one first electrode tip and at least one second electrode tip are arranged on the same adjusting block.
6. The short circuit detection mechanism according to claim 1, characterized in that: the driving part is used for realizing the approaching or separating of the first electrode tip, the second electrode tip and the pole lug.
7. The short circuit detection mechanism of claim 6, wherein: the mounting seat is connected with the output end of the driving piece, the adjusting block is arranged on the mounting seat, and the first electrode tip and the second electrode tip are arranged on the adjusting block.
8. The short circuit detection mechanism according to claim 1, characterized in that: the electrode lug pressing mechanism is used for pressing the electrode lugs on the first electrode head and the second electrode head.
9. The short circuit detection mechanism of claim 8, wherein: the pressing mechanism comprises a pressing plate and a pressing driving piece for driving the pressing plate to press the lug.
10. The short circuit detection mechanism according to claim 1, characterized in that: the controller adopts a PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920573209.5U CN210119552U (en) | 2019-04-24 | 2019-04-24 | Short circuit detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920573209.5U CN210119552U (en) | 2019-04-24 | 2019-04-24 | Short circuit detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210119552U true CN210119552U (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920573209.5U Active CN210119552U (en) | 2019-04-24 | 2019-04-24 | Short circuit detection mechanism |
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| Country | Link |
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| CN (1) | CN210119552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285389A (en) * | 2020-04-30 | 2021-01-29 | 蜂巢能源科技有限公司 | Battery and charging and discharging equipment connecting device |
-
2019
- 2019-04-24 CN CN201920573209.5U patent/CN210119552U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285389A (en) * | 2020-04-30 | 2021-01-29 | 蜂巢能源科技有限公司 | Battery and charging and discharging equipment connecting device |
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