CN220855120U - Lithium battery puncture safety detection device with discharging function - Google Patents
Lithium battery puncture safety detection device with discharging function Download PDFInfo
- Publication number
- CN220855120U CN220855120U CN202322642862.1U CN202322642862U CN220855120U CN 220855120 U CN220855120 U CN 220855120U CN 202322642862 U CN202322642862 U CN 202322642862U CN 220855120 U CN220855120 U CN 220855120U
- Authority
- CN
- China
- Prior art keywords
- wall surface
- sliding plate
- lithium battery
- side wall
- safety detection
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 55
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 238000007599 discharging Methods 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000007689 inspection Methods 0.000 claims abstract description 7
- 238000001125 extrusion Methods 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000011780 sodium chloride Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model relates to a lithium battery puncture safety detection device, which belongs to the technical field of lithium battery safety detection, and particularly relates to a lithium battery puncture safety detection device with a discharging function, comprising a base, wherein a placing groove is formed in the top wall surface of the base; the inspection assembly comprises two support rods, a sliding plate, an installation rod, a driving motor, a rotating rod, a positioning column, a rotating plate, an installation bearing and two limiting columns; the plurality of puncture needles are arranged, and the plurality of puncture needles are fixedly arranged on the bottom wall surface of the sliding plate at equal intervals; according to the utility model, the rotating plate and the mounting bearing are adopted to enable the two limiting columns to be rotatably mounted on the positioning column, the two limiting columns ensure that the sliding plate moves up and down along with the rotation of the output end of the driving motor, the situation that the sliding plate cannot recover the original position is avoided, and the problem that the existing sliding plate cannot recover the original position is solved.
Description
Technical Field
The utility model relates to the technical field of lithium battery safety detection, in particular to a lithium battery puncture safety detection device with a discharging function.
Background
A lithium battery is a primary battery using a nonaqueous electrolyte solution, which uses lithium metal or a lithium alloy as a negative electrode material.
The utility model provides a chinese patent of bulletin number CN215644580U, discloses a new energy automobile lithium cell is retrieved with puncture discharging device relates to lithium cell and retrieves technical field, including being used for placing the battery of lithium cell, being located the puncture subassembly that is used for puncture lithium cell above the battery of putting, puncture subassembly passes through hydraulic telescoping rod drive, hydraulic telescoping rod passes through the mounting bracket and is connected with the battery top that discharges. According to the utility model, the lithium battery is positioned through the fixing needle, and then the puncture needle is driven to move downwards to puncture the lithium battery, so that 10% NaCl enters the lithium battery to discharge the lithium battery, wherein when the puncture needle moves upwards, the fixing needle can also prevent the lithium battery from biting the puncture needle, and the puncture needle is convenient to separate from the lithium battery, so that the puncture efficiency of the lithium battery is improved.
In the above-mentioned prior art scheme, through the rotation of carousel, make the pivot extrusion slide of carousel eccentric department move downwards, when the pivot on the carousel is along with the carousel upward movement, upwards remove through utilizing the spring pulling slide, and the pjncture needle can be bitten to the lithium cell, and the fixed needle extrusion lithium cell makes the lithium cell can not be along with the pjncture needle together remove, when the interlock dynamics is too big between lithium cell and the pjncture needle, can make the spring unable pulling slide resume the normal position.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a lithium battery puncture safety detection device with a discharging function, which is characterized in that two limit posts are rotatably arranged on a positioning post through a rotating plate and a mounting bearing, and the two limit posts ensure that a sliding plate moves up and down along with the rotation of the output end of a driving motor, so that the situation that the sliding plate cannot recover to the original position is avoided.
The technical solution for realizing the purpose of the utility model is as follows: the lithium battery puncture safety detection device with the discharging function comprises a base, wherein a placing groove is formed in the top wall surface of the base;
The inspection assembly comprises two supporting rods fixedly mounted on the top wall surface of the base, a sliding plate is arranged between the two supporting rods, a mounting rod fixedly mounted on the top wall surface of the base is arranged at the rear side of the sliding plate, a driving motor is fixedly mounted at the top end of the rear side wall surface of the mounting rod, a rotating rod fixedly connected with the output end of the driving motor is arranged on the front side wall surface of the mounting rod, a positioning column is arranged in the rotating rod, a rotating plate is arranged on the front side wall surface of the positioning column, a mounting bearing fixedly mounted in the positioning column is rotatably mounted on the rear side wall surface of the rotating plate, and two limiting columns for clamping the sliding plate are fixedly mounted on the front side wall surface of the rotating plate;
The plurality of puncture needles are arranged, and the plurality of puncture needles are fixedly arranged on the bottom wall surface of the sliding plate at equal intervals.
In some embodiments, a positioning component is arranged at the top of the base, the positioning component comprises positioning grooves formed in a side wall surface, close to the two support rods, of the two positioning grooves, positioning blocks are connected to the inner parts of the two positioning grooves in a sliding mode, and the positioning blocks are fixedly arranged on the side wall surface, close to the slide plate, of the two positioning grooves.
In some embodiments, the positioning assembly further comprises a mounting groove formed in the inner side wall of the rotating rod, the positioning column is slidably connected in the mounting groove, an adjusting screw rod penetrating through the side wall of the mounting groove and rotatably mounted in the mounting groove is arranged outside the mounting groove, and threads of the adjusting screw rod penetrate through the positioning column.
In some embodiments, a disengaging assembly is arranged at the top of the base, the disengaging assembly comprises an extrusion column which is connected inside the sliding plate in a sliding mode, and a limiting plate is fixedly arranged on the top wall surface of the extrusion column.
In some embodiments, the disengaging assembly further comprises a return spring, and the upper end and the lower end of the return spring are fixedly connected with a side wall surface close to the side wall surface on the sliding plate and the limiting plate respectively.
Compared with the prior art, the utility model, its apparent advantage is:
The method comprises the following steps: according to the utility model, the lithium battery to be detected is placed in the placing groove, the output end of the driving motor is used for driving the rotating rod to rotate downwards, so that the limiting column drives the sliding plate to move downwards together, the rotating plate is rotatably arranged in the positioning column through the mounting bearing, so that the rotating plate can rotate along with the downward movement of the sliding plate, the limiting column always clamps the sliding plate and can not drive the sliding plate to rotate, when the output end of the driving motor continuously rotates to enable the rotating rod to rotate upwards, the sliding plate is driven to move upwards together, the synchronous movement of the sliding plate and the output end of the mounting rod is ensured, and the situation that the position of the sliding plate cannot move upwards is avoided; solves the problem that the existing sliding plate can not be restored to the original position.
And two,: according to the utility model, the adjusting screw is connected with the positioning column through the threads, so that when the adjusting screw is rotated, the position of the positioning column can be adjusted, the distance between the positioning column and the output end of the driving motor is changed, the rotation radius of the positioning column is also changed, the downward moving distance of the sliding plate is also changed, and the penetration test of different depths on the lithium battery is facilitated.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a front view of a lithium battery puncture safety detection device of the present utility model;
FIG. 2 is a cross-sectional view of a skateboard of the present utility model;
fig. 3 is a cross-sectional view of a positioning post of the present utility model.
Reference numerals illustrate:
1. A base; 2. a placement groove; 3. checking the assembly; 31. a support rod; 32. a slide plate; 33. a mounting rod; 34. a driving motor; 35. a rotating rod; 36. positioning columns; 37. a rotating plate; 38. a limit column; 39. mounting a bearing; 4. a puncture needle; 5. a positioning assembly; 51. a positioning groove; 52. a positioning block; 53. a mounting groove; 54. adjusting a screw; 6. a disengagement assembly; 61. an extrusion column; 62. a return spring; 63. and a limiting plate.
Detailed Description
The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a lithium battery puncture safety detection device with a discharging function through improvement, which comprises the following technical scheme:
As shown in fig. 1-3, the lithium battery puncture safety detection device with the discharging function comprises a base 1, wherein a placing groove 2 for placing a battery is formed in the top wall surface of the base 1, and the lithium battery puncture safety detection device further comprises an inspection assembly 3 and a puncture needle 4;
The inspection assembly 3 comprises two supporting rods 31 fixedly mounted on the top wall surface of the base 1, a sliding plate 32 is arranged between the two supporting rods 31, a mounting rod 33 fixedly mounted on the top wall surface of the base 1 is arranged at the rear side of the sliding plate 32, a driving motor 34 is fixedly mounted at the top end of the rear side wall surface of the mounting rod 33, a rotating rod 35 fixedly connected with the output end of the driving motor 34 is arranged on the front side wall surface of the mounting rod 33, a positioning column 36 is arranged in the rotating rod 35, a rotating plate 37 is arranged on the front side wall surface of the positioning column 36, a mounting bearing 39 fixedly mounted in the positioning column 36 is rotatably mounted on the rear side wall surface of the rotating plate 37, and two limiting columns 38 for clamping the sliding plate 32 are fixedly mounted on the front side wall surface of the rotating plate 37;
The number of the puncture needles 4 is plural, and the plurality of puncture needles 4 are fixedly installed on the bottom wall surface of the slide plate 32 at equal intervals.
The lithium battery to be detected is placed in the placing groove 2, the rotating rod 35 is driven to rotate downwards by the output end of the driving motor 34, the limiting column 38 drives the sliding plate 32 to move downwards together, the rotating plate 37 is rotatably installed in the positioning column 36 through the installation bearing 39, so the rotating plate 37 can rotate along with the downward movement of the sliding plate 32, the limiting column 38 always clamps the sliding plate 32 and can not drive the sliding plate 32 to rotate, and when the output end of the driving motor 34 continuously rotates to enable the rotating rod 35 to rotate upwards, the sliding plate 32 is driven to move upwards together, and the synchronous movement of the sliding plate 32 and the output end of the installation rod 33 is ensured.
As shown in fig. 1-2, in an embodiment, in order to ensure the stability of the up-and-down movement of the sliding plate 32, the top of the base 1 is provided with a positioning assembly 5, the positioning assembly 5 includes positioning slots 51 formed on a side wall surface close to the two support rods 31, positioning blocks 52 are slidably connected inside the two positioning slots 51, the positioning blocks 52 are fixedly mounted on a side wall surface close to the sliding plate 32, and the positioning blocks 52 and the sliding plate 32 are integrally formed.
Through the mutual matching of the positioning groove 51 and the positioning block 52, the sliding plate 32 is in sliding connection between the two support rods 31, the position stability of the sliding plate 32 is ensured, and the sliding plate 32 is more stable when moving up and down.
As shown in fig. 1-2, in one embodiment, to facilitate the detachment of the lithium battery from the puncture needle 4, the top of the base 1 is provided with a detachment assembly 6, the detachment assembly 6 includes a pressing column 61 slidably connected inside the sliding plate 32, a limiting plate 63 is fixedly mounted on a top wall surface of the pressing column 61, and the limiting plate 63 is welded on the top wall surface of the pressing column 61.
By increasing the weight of the extrusion column 61 by the limiting plate 63, the extrusion column 61 is pressed on the top of the lithium battery, and when the puncture needle 4 moves upward, the extrusion column 61 presses the lithium battery, so that the position of the lithium battery is stable.
As shown in fig. 1-2, in an embodiment, the disengaging assembly 6 further includes a return spring 62, where the upper and lower ends of the return spring 62 are fixedly connected to a side wall surface of the slide plate 32 and the limiting plate 63, respectively, and the upper and lower ends of the return spring 62 are welded to a side wall surface of the slide plate 32 and the limiting plate 63, respectively.
Through being connected reset spring 62 and limiting plate 63, make reset spring 62 pulling limiting plate 63 drive extrusion post 61 and move down together, make the bottom of extrusion post 61 and the top wall laminating of lithium cell, when slide 32 upwards moves along with the rotation of the output of driving motor 34, through reset spring 62 pulling extrusion post 61 down movement, press down the lithium cell, further avoid the lithium cell to take place along with the condition that pjncture needle 4 upwards moved together.
As shown in fig. 1-2, in an embodiment, in order to enable the device to perform puncture detection on lithium batteries with different depths, the positioning assembly 5 further comprises a mounting groove 53 formed on the inner side wall of the rotating rod 35, the positioning column 36 is slidably connected inside the mounting groove 53, an adjusting screw 54 rotatably mounted inside the mounting groove 53 through the side wall of the mounting groove 53 is arranged outside the mounting groove 53, and threads of the adjusting screw 54 penetrate through the inside of the positioning column 36.
Through the threaded connection of the adjusting screw 54 and the positioning column 36, when the adjusting screw 54 is rotated, the position of the positioning column 36 can be adjusted, the distance between the positioning column 36 and the output end of the driving motor 34 is changed, the rotating radius of the positioning column 36 is also changed, the downward moving distance of the sliding plate 32 is also changed, and the penetration test of different depths on the lithium battery is facilitated.
The specific working method is as follows: the lithium battery to be detected is placed in the placing groove 2, 10% NaCl is poured into the placing groove 2, the rotating rod 35 is driven to rotate downwards by utilizing the output end of the driving motor 34, the limiting column 38 drives the sliding plate 32 to move downwards together, the puncture needle 4 pierces the inside of the lithium battery, 10% NaCl also enters the inside of the lithium battery, the lithium battery is discharged, when the output end of the driving motor 34 continuously rotates to enable the rotating rod 35 to rotate upwards, the sliding plate 32 is driven to move upwards together, the synchronous movement of the sliding plate 32 and the output end of the mounting rod 33 is ensured, the bottom end of the extrusion column 61 is attached to the top wall surface of the lithium battery, when the sliding plate 32 moves upwards along with the rotation of the output end of the driving motor 34, the extrusion column 61 is pulled to move downwards by the reset spring 62, the lithium battery is always pressed downwards, the distance between the positioning column 36 and the output end of the driving motor 34 is changed by rotating the adjusting screw 54, the rotating radius of the positioning column 36 is changed accordingly, the downward moving distance between the sliding plate 32 and the lithium battery is changed accordingly, and the puncture of different depths of the lithium battery can be conveniently tested.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, and also comprises the technical scheme consisting of the technical characteristics and the equivalent substitution. The present utility model is not limited to the prior art.
Claims (5)
1. The utility model provides a lithium cell puncture safety inspection device with function of discharging, includes base (1), standing groove (2), its characterized in that have been seted up to the top wall of base (1): also comprises;
The inspection assembly (3), the inspection assembly (3) comprises two supporting rods (31) fixedly installed on the top wall surface of the base (1), a sliding plate (32) is arranged between the two supporting rods (31), an installation rod (33) fixedly installed on the top wall surface of the base (1) is arranged at the rear side of the sliding plate (32), a driving motor (34) is fixedly installed at the top end of the rear side wall surface of the installation rod (33), a rotating rod (35) fixedly connected with the output end of the driving motor (34) is arranged on the front side wall surface of the installation rod (33), a positioning column (36) is arranged in the rotating rod (35), a rotating plate (37) is arranged on the front side wall surface of the positioning column (36), an installation bearing (39) fixedly installed in the positioning column (36) is rotatably installed on the rear side wall surface of the rotating plate (37), and two limiting columns (38) for clamping the sliding plate (32) are fixedly installed on the front side wall surface of the rotating plate (37).
The number of the puncture needles (4) is plural, and the puncture needles (4) are fixedly arranged on the bottom wall surface of the sliding plate (32) at equal intervals.
2. The lithium battery puncture safety detection device with a discharging function according to claim 1, wherein: the top of base (1) is provided with locating component (5), and locating component (5) are including seting up constant head tank (51) on the similar lateral wall of two bracing pieces (31), and the inside of two constant head tanks (51) all sliding connection has locating piece (52), locating piece (52) fixed mounting on the similar lateral wall on slide (32).
3. The lithium battery puncture safety detection device with a discharging function according to claim 2, wherein: the locating component (5) further comprises a mounting groove (53) formed in the inner side wall of the rotating rod (35), the locating column (36) is slidably connected in the mounting groove (53), an adjusting screw (54) penetrating through the side wall of the mounting groove (53) and rotatably mounted in the mounting groove (53) is arranged outside the mounting groove (53), and threads of the adjusting screw (54) penetrate through the locating column (36).
4. The lithium battery puncture safety detection device with a discharging function according to claim 1, wherein: the top of base (1) is provided with breaks away from subassembly (6), breaks away from subassembly (6) and includes extrusion post (61) of sliding connection in slide (32) inside, and the top wall fixed mounting of extrusion post (61) has limiting plate (63).
5. The lithium battery puncture safety detection device with a discharging function according to claim 4, wherein: the disengaging assembly (6) further comprises a return spring (62), and the upper end and the lower end of the return spring (62) are fixedly connected with a side wall surface close to the sliding plate (32) and the limiting plate (63) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322642862.1U CN220855120U (en) | 2023-09-28 | 2023-09-28 | Lithium battery puncture safety detection device with discharging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322642862.1U CN220855120U (en) | 2023-09-28 | 2023-09-28 | Lithium battery puncture safety detection device with discharging function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220855120U true CN220855120U (en) | 2024-04-26 |
Family
ID=90788821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322642862.1U Active CN220855120U (en) | 2023-09-28 | 2023-09-28 | Lithium battery puncture safety detection device with discharging function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220855120U (en) |
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2023
- 2023-09-28 CN CN202322642862.1U patent/CN220855120U/en active Active
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