CN214407954U

CN214407954U - Power battery acupuncture test device

Info

Publication number: CN214407954U
Application number: CN202120087816.8U
Authority: CN
Inventors: 张贵兵
Original assignee: Attestation Of Global Compliance Shenzhen Co ltd
Current assignee: Attestation Of Global Compliance Shenzhen Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-10-15
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses a power battery acupuncture test device, which comprises an experimental box, wherein the interior of the experimental box is provided with an installation cavity, one side of the inner wall of the installation cavity is connected with a fixed box in a sliding way, the interior of the fixed box is provided with a fixed component for fixing a power battery, the utility model has simple structure and convenient use, can fix the power batteries with different sizes simultaneously through a movable plate, a fixed plate and a spring so as to increase the test efficiency, can adjust the adaptive position through a motor so as not to cause puncture deviation, can discharge smoke and toxic gas through a fan so as to ensure that the observation of experimenters is clearer, the sight line is not obstructed, the toxic gas can be filtered through an activated carbon plate so as to ensure that the gas can not cause harm to human bodies and simultaneously ensure that the air can not be polluted, flame generated during puncturing of the power battery can be blocked through the flame-retardant strips.

Description

Power battery acupuncture test device

Technical Field

The utility model relates to a battery inspection technical field especially relates to a power battery acupuncture test device.

Background

The main performance requirements of the power battery diaphragm are as follows: the thickness uniformity and the mechanical properties comprise four performance indexes of tensile strength, puncture strength resistance, air permeability, physical and chemical properties including wettability, chemical stability, thermal stability, safety and the like, however, the high specific energy of the lithium ion battery means higher danger, generally, the lithium ion battery not only needs to meet the requirements of capacity, internal resistance and high and low temperature charging performance, but also needs to pass various safety performance tests, so that the danger of fire and explosion exists in the detected battery, and therefore, the safety of detection personnel cannot be ensured, and the puncture experiment is single detection and is slower in speed, and because the puncture experiment can generate explosion, certain smoke and toxic gas are generated, the smoke gas causes inconvenience for observation of the operation personnel, the single battery test increases the single operation time of the product, and the explosion can influence nearby products.

The utility model discloses a No. CN210051629U the utility model belongs to battery production inspection technical field, especially is a battery acupuncture test device, including acupuncture box, cylinder, pjncture needle, smoke transducer, blast pipe, loading dish and step motor, acupuncture box one side is equipped with the shutter, acupuncture box inner wall fixedly connected with division board, acupuncture box inner wall up end installs the cylinder, the cylinder is connected with external air source sealing, cylinder one side is installed the smoke transducer, acupuncture box up end is equipped with the blast pipe; the utility model discloses be provided with blast pipe, air discharge fan and universal bamboo joint pipe, universal bamboo joint pipe is located pjncture needle one side, when producing smog and toxic gas when the puncture, takes out through universal bamboo joint pipe to install smoke transducer, can make the air discharge fan not work always, when producing smog, smoke transducer controls the switch of air discharge fan, thereby has reduced the waste of cost.

This practical device of battery acupuncture does not have fixing device when carrying out the puncture experiment, and this power battery takes place the skew when carrying out the puncture experiment, leads to puncture experiment failure, and then increases test cost, and does not filter when the toxic gas of discharge puncture experiment, will pollute the air like this, can cause harm to the human body moreover, so we propose a power battery acupuncture testing arrangement for solve the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a power battery needling test device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a power battery acupuncture test device, includes the experimental box, the inside of experimental box is provided with the installation cavity, one side inner wall sliding connection of installation cavity has fixed case, the inside of fixed case is provided with the fixed subassembly that is used for fixed power battery, the inner wall of installation cavity is provided with the removal subassembly that makes fixed case remove, one side fixedly connected with purifying box of experimental box, the bottom inner wall and a plurality of active carbon boards of top inner wall fixedly connected with of purifying box, one side of purifying box is provided with the gas outlet, the inside of installation cavity is provided with carries out the puncture subassembly that punctures power battery, one side of experimental box articulates there is the shutter, one side of shutter is provided with clear glass.

Preferably, the fixed subassembly includes the same first fixed slide bar of fixed case both sides inner wall fixed connection, the outer wall sliding sleeve of first fixed slide bar is equipped with a plurality of first sliders, the one end of first slider runs through fixed case and fixedly connected with movable plate, a plurality of fixed plates of top fixedly connected with of fixed case, the fixed plate all laminates mutually with the movable plate, the same spring of one side fixedly connected with that the fixed plate is close to mutually with the movable plate, the equal fixedly connected with blotter in one side that the fixed plate was laminated mutually with the movable plate, the fire-retardant strip of outside fixedly connected with of blotter.

Preferably, the moving assembly comprises a rack fixedly connected with the bottom of the fixed box, a motor is fixedly connected with the inner wall of one side of the installation cavity, a gear is fixedly connected with an output shaft of the motor, and the gear is meshed with the rack.

Preferably, the puncture subassembly includes installation cavity top inner wall fixed connection's cylinder, the piston rod fixedly connected with mounting panel of cylinder, the bottom fixedly connected with pjncture needle of mounting panel, one side inner wall fixedly connected with fan of installation cavity, the end of breathing in of fan and the equal fixedly connected with bellows of the end of giving vent to anger, the one end of the bellows of fan fixed connection of breathing in and the outside fixed connection of mounting panel, the one end of the bellows of fan fixed connection of giving vent to anger runs through the experiment case and extends to in the purifying box.

Preferably, the inner walls of two sides of the installation cavity are fixedly connected with the same second fixed slide bar, a second slide block is sleeved on the outer side of the second fixed slide bar in a sliding mode, and one side of the second slide block is fixedly connected with one side of the fixed box.

Preferably, the four corners of the bottom of the experimental box are fixedly connected with supporting columns.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through pulling movable plate extrusion spring, the movable plate can move on first fixed slide bar through first slider, moves at last first fixed slide bar and can guarantee that the movable plate can not take place the skew when removing, can put into power battery when the fixed plate is kept away from to the movable plate, loosens the movable plate after power battery places the completion, can promote the movable plate to the normal position because the elasticity of spring this moment to press from both sides tight power battery, can guarantee through the blotter that power battery can not take place to damage because fixed.

2. The utility model discloses in, drive gear through starter motor and rotate, the gear can drive the rack when rotatory and remove, and the rack can drive fixed case when removing and remove, and fixed case removes on removing and can drive the second slider and remove on the fixed slide bar of second to adjustment power battery's position.

3. The utility model discloses in, drive the mounting panel through starting the cylinder and remove, the mounting panel makes can drive the pjncture needle and remove moving, thereby puncture the experiment, the mounting panel can drive the bellows when removing simultaneously and stretch, start the fan simultaneously, when producing smog and toxic gas when the puncture, the fan can inhale smog and toxic gas through the bellows, the rethread end of giving vent to anger is arranged in the purifying box, gaseous filtration through the active carbon plate earlier when entering into the purifying box, then discharge from the gas outlet that purifying box one side set up, thereby guarantee that gaseous can not cause harm to the human body, also guarantee simultaneously can not cause the pollution to the air.

The utility model discloses simple structure, high durability and convenient use, through the movable plate, the fixed plate, the spring can be fixed the power battery of unidimensional simultaneously, thereby increase test efficiency, the position of adaptation can be adjusted through the motor, thereby can not make the puncture skew, can discharge smog and toxic gas through the fan, thereby it is clearer to guarantee that the experimenter observes, the sight can not receive the hindrance, can filter toxic gas through the activated carbon plate, thereby guarantee that gas can not cause harm to the human body, also guarantee simultaneously can not cause the pollution to the air, produce flame when can be with the puncture through fire-retardant strip and carry out the separation when power battery.

Drawings

Fig. 1 is a schematic structural view of a power battery needling test device provided by the present invention;

fig. 2 is a schematic cross-sectional structural diagram of fig. 1 of a power battery acupuncture testing apparatus provided by the present invention;

fig. 3 is a schematic top-view connection diagram of the second slider, the second fixing slide bar and the fixing box of the power battery acupuncture testing apparatus provided by the present invention;

fig. 4 is an enlarged schematic structural diagram of a portion a of the power battery acupuncture testing apparatus provided by the present invention.

In the figure: 1. an experimental box; 2. a mounting cavity; 3. a support pillar; 4. a motor; 5. a gear; 6. a fixed box; 7. a rack; 8. a first fixed slide bar; 9. a first slider; 10. a spring; 11. moving the plate; 12. a fixing plate; 13. a flame retardant strip; 14. a cushion pad; 15. a second slider; 16. a second fixed slide bar; 17. a cylinder; 18. a fan; 19. puncturing needle; 20. mounting a plate; 21. a bellows; 22. a purification box; 23. an activated carbon plate; 24. a protective door; 25. and (4) transparent glass.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-4, a power battery acupuncture test device, including experimental box 1, the inside of experimental box 1 is provided with installation cavity 2, one side inner wall sliding connection of installation cavity 2 has fixed box 6, the inside of fixed box 6 is provided with the fixed subassembly that is used for fixed power battery, the inner wall of installation cavity 2 is provided with the removal subassembly that makes fixed box 6 remove, one side fixedly connected with purifying box 22 of experimental box 1, the bottom inner wall of purifying box 22 and a plurality of active carbon plate 23 of top inner wall fixedly connected with, one side of purifying box 22 is provided with the gas outlet, the inside of installation cavity 2 is provided with the puncture subassembly that punctures power battery, one side of experimental box 1 articulates there is guard gate 24, one side of guard gate 24 is provided with clear glass 25.

Example two

The embodiment is improved on the basis of the first embodiment: the fixed assembly comprises the same first fixed slide bar 8 fixedly connected with the inner walls of two sides of a fixed box 6, the outer wall of the first fixed slide bar 8 is slidably sleeved with a plurality of first slide blocks 9, one end of each first slide block 9 penetrates through the fixed box 6 and is fixedly connected with a movable plate 11, the top of the fixed box 6 is fixedly connected with a plurality of fixed plates 12, the fixed plates 12 are respectively attached to the movable plates 11, one sides, close to the movable plates 11, of the fixed plates 12 are fixedly connected with the same spring 10, one sides, attached to the movable plates 11, of the fixed plates 12 are respectively fixedly connected with a buffer cushion 14, the outer sides of the buffer cushions 14 are respectively fixedly connected with a flame-retardant strip 13, the movable assembly comprises a rack 7 fixedly connected with the bottom of the fixed box 6, the inner wall of one side of the installation cavity 2 is fixedly connected with a motor 4, a gear 5 is fixedly connected with an output shaft of the motor 4, the gear 5 is meshed with the rack 7, and the puncture assembly comprises a cylinder 17 fixedly connected with the inner wall of the top of the installation cavity 2, piston rod fixedly connected with mounting panel 20 of cylinder 17, the bottom fixedly connected with pjncture needle 19 of mounting panel 20, one side inner wall fixedly connected with fan 18 of installation cavity 2, the end of breathing in of fan 18 and the equal fixedly connected with bellows 21 of the end of giving vent to anger, the one end of the bellows 21 of the fan 18 end fixedly connected with of breathing in and the outside fixed connection of mounting panel 20, the one end of the bellows 21 of the fan 18 end fixedly connected with of giving vent to anger runs through experiment case 1 and extends to in the purifying box 22, the same second fixed slide bar 16 of the both sides inner wall fixedly connected with of installation cavity 2, the outside slip cap of the fixed slide bar 16 of second is equipped with second slider 15, one side of second slider 15 and one side fixed connection of fixed box 6, the equal fixedly connected with support column 3 in bottom four corners position of experiment case 1.

The working principle is as follows: when the power battery fixing device is used, the protection door 24 is opened firstly, then the spring 10 is extruded by pulling the moving plate 11, the moving plate 11 can move on the first fixed slide bar 8 through the first slide block 9, the moving plate 11 can be ensured not to deviate when moving through moving the first fixed slide bar 8, the power battery can be placed when the moving plate 11 is far away from the fixed plate 12, the moving plate 11 is loosened after the power battery is placed, the moving plate 11 can be pushed back to the original position due to the elasticity of the spring 10, so that the power battery is clamped, the cushion pad 14 can ensure that the power battery can not be damaged due to fixing, the protection door 24 is closed after fixing is completed and is observed through the transparent glass 25, the starting motor 4 drives the gear 5 to rotate, the gear 5 drives the rack 7 to move when rotating, the rack 7 drives the fixed box 6 to move when moving, the fixed box 6 can drive the second slide block 15 to move on the second fixed slide bar 16 when moving, thereby adjusting the position of the power battery, after the adjustment is completed, the cylinder 17 is started to drive the mounting plate 20 to move, the mounting plate 20 can drive the puncture needle 19 to move when moving, thereby performing the puncture experiment, meanwhile, the mounting plate 20 can drive the bellows 21 to stretch when moving, the fan 18 is started, when smoke and toxic gas are generated during the puncture, the fan 18 can suck the smoke and the toxic gas through the bellows 21, when the smoke and the toxic gas are discharged into the purifying box 22 through the gas outlet end, the gas can firstly pass through the filtration of the activated carbon plate 23 when entering the purifying box 22, and then is discharged from the gas outlet arranged at one side of the purifying box 22, thereby ensuring that the gas can not harm the human body, simultaneously ensuring that the air can not be polluted, and simultaneously ensuring that the observation of experimenters is clearer, the sight can not receive the hindrance, and when power battery produced flame when the puncture, can carry out the separation with flame through fire-retardant strip 13, carry out the puncture and accomplish the back, accessible motor 4 carries out next power battery's detection.

However, as is well known to those skilled in the art, the working principle and wiring method of the motor 4, the cylinder 17 and the fan 18 are common and are conventional means or common knowledge, and will not be described herein, and those skilled in the art can make any choice according to their needs or convenience.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a power battery acupuncture test device, includes experimental box (1), its characterized in that, the inside of experimental box (1) is provided with installation cavity (2), one side inner wall sliding connection of installation cavity (2) has fixed case (6), the inside of fixed case (6) is provided with the fixed subassembly that is used for fixed power battery, the inner wall of installation cavity (2) is provided with the removal subassembly that makes fixed case (6) remove, one side fixedly connected with purifying box (22) of experimental box (1), the bottom inner wall and the top inner wall fixedly connected with a plurality of active carbon boards (23) of purifying box (22), one side of purifying box (22) is provided with the gas outlet, the inside of installation cavity (2) is provided with the puncture subassembly that punctures power battery, one side of experimental box (1) articulates there is guard gate (24), and transparent glass (25) is arranged on one side of the protective door (24).

2. The power battery acupuncture test device according to claim 1, the fixed component comprises a same first fixed slide bar (8) fixedly connected with the inner walls of the two sides of the fixed box (6), a plurality of first sliding blocks (9) are sleeved on the outer wall of the first fixed sliding rod (8) in a sliding manner, one end of the first sliding block (9) penetrates through the fixed box (6) and is fixedly connected with a moving plate (11), the top of the fixed box (6) is fixedly connected with a plurality of fixed plates (12), the fixed plates (12) are all attached to the movable plate (11), one side of the fixed plate (12) close to the movable plate (11) is fixedly connected with the same spring (10), one side of the fixed plate (12) which is attached to the moving plate (11) is fixedly connected with a cushion pad (14), and the outer side of the cushion pad (14) is fixedly connected with a flame-retardant strip (13).

3. The power battery acupuncture test device according to claim 1, characterized in that the moving component comprises a rack (7) fixedly connected with the bottom of the fixed box (6), a motor (4) is fixedly connected with the inner wall of one side of the installation cavity (2), a gear (5) is fixedly connected with an output shaft of the motor (4), and the gear (5) is meshed with the rack (7).

4. The power battery acupuncture test device according to claim 1, characterized in that the puncturing assembly comprises a cylinder (17) fixedly connected with the top inner wall of the installation cavity (2), a piston rod of the cylinder (17) is fixedly connected with a mounting plate (20), a puncturing needle (19) is fixedly connected with the bottom of the mounting plate (20), a fan (18) is fixedly connected with the inner wall of one side of the installation cavity (2), a suction end and an air outlet end of the fan (18) are both fixedly connected with corrugated pipes (21), one end of the corrugated pipe (21) fixedly connected with the suction end of the fan (18) is fixedly connected with the outer side of the mounting plate (20), and one end of the corrugated pipe (21) fixedly connected with the air outlet end of the fan (18) penetrates through the experiment box (1) and extends into the purification box (22).

5. The power battery acupuncture test device according to claim 1, characterized in that the same second fixed slide bar (16) is fixedly connected to the inner walls of the two sides of the mounting cavity (2), a second slide block (15) is slidably sleeved on the outer side of the second fixed slide bar (16), and one side of the second slide block (15) is fixedly connected with one side of the fixed box (6).

6. The power battery acupuncture test device according to claim 1, characterized in that supporting columns (3) are fixedly connected to four corners of the bottom of the experimental box (1).