CN216209733U

CN216209733U - Lithium cell is testing machine for safety inspection

Info

Publication number: CN216209733U
Application number: CN202122357535.2U
Authority: CN
Inventors: 杨凯浩
Original assignee: Shenzhen Jinqilin Power Technology Co ltd
Current assignee: Shenzhen Jinqilin Power Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-04-05
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a testing machine for lithium battery safety detection, which comprises a machine body, wherein a first detection bin and a second detection bin are respectively arranged in the machine body, a temperature insulation coating is coated on the inner wall of the first detection bin, a detection assembly is arranged in the first detection bin, the detection assembly comprises a first placing plate, a temperature controller and four heating pipes, the first placing plate is fixedly arranged at the bottom end in the first detection bin, and the temperature controller is fixedly arranged on one side of the machine body, and the testing machine has the beneficial effects that: carry out hot measuring respectively and strike the pressurized detection through first detection storehouse and second detection storehouse, place the board through first board and the second of placing and be convenient for place the lithium cell and detect to use articulated guard plate to be convenient for protect the wiring department of lithium cell, avoid the circuit to damage the influence and detect the accuracy, control the part that detects the temperature through temperature controller, and be convenient for carry out the temperature measurement to the lithium cell bottom.

Description

Lithium cell is testing machine for safety inspection

Technical Field

The utility model relates to a testing machine, in particular to a testing machine for lithium battery safety detection, and belongs to the technical field of lithium battery detection.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Lithium metal batteries were proposed and studied as early as 1912, and due to the very active chemical properties of lithium metal, the environmental requirements for processing, storing and using lithium metal are very high, and lithium batteries can be roughly divided into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The fifth generation of rechargeable batteries, lithium metal batteries, was born in 1996, and the safety, specific capacity, self-discharge rate and cost performance of rechargeable batteries were all superior to those of lithium ion batteries.

The existing lithium battery needs to be subjected to safety detection before production and assembly, so that the lithium battery can be positioned and used in a product, the detection item of the existing partial lithium battery safety detection testing machine is single, the accuracy of the partial detection testing machine in temperature detection is low, and the structure is detected only under the influence of surface heating and the influence is further caused by easily damaged external parts.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a testing machine for lithium battery safety detection, which aims to solve the problems that the existing testing machine for partial lithium battery safety detection in the background technology is single in detection item and low in temperature detection accuracy of the partial testing machine.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a lithium cell testing machine for safety inspection, includes the organism, first detection storehouse and second detection storehouse have been seted up respectively to the inside of organism, the inner wall coating in first detection storehouse has the coating at a distance from the temperature, the inside in first detection storehouse is equipped with determine module, determine module includes first board, temperature controller and four heating pipes of placing, first the fixed setting of board of placing is in the inside bottom in first detection storehouse, temperature controller is fixed to be set up one side of organism, four the heating pipe is fixed the setting respectively the bottom of first detection storehouse both sides, the bottom of first detection storehouse both sides is fixed respectively and is equipped with the first heat conduction fan corresponding with four heating pipes, the both sides on first detection storehouse top are fixed respectively and are equipped with four second heat conduction fans, four second heat conduction fan is the slope form.

As a preferred technical scheme of the utility model, a heat dissipation groove is formed in one side of the first detection bin, a heat insulation plate is slidably connected to one side of the heat dissipation groove, a first electric telescopic rod is fixedly arranged inside the heat dissipation groove, a telescopic end of the first electric telescopic rod is fixedly connected to one side of the heat insulation plate, a heat dissipation fan is fixedly arranged inside the heat dissipation groove, and the four heating pipes, the four first heat conduction fans, the four second heat conduction fans, the first electric telescopic rod and the heat dissipation fan are electrically connected with a power supply through a temperature controller.

As a preferred technical scheme of the present invention, a second placing plate is fixedly disposed at a bottom end inside the second detection bin, a second electric telescopic rod is fixedly disposed at a top end of the second detection bin, an extrusion plate is fixedly disposed at a telescopic end of the second electric telescopic rod, and an explosion-proof plate is fixedly disposed inside the second detection bin.

As a preferable technical scheme of the utility model, one side of the machine body is hinged with two protective doors through a hinge, the positions of the two protective doors respectively correspond to the position of the first detection bin and the position of the second detection bin, one side of each of the two protective doors is fixedly provided with a protective pad, and the other side of each of the two protective doors is fixedly provided with a handle.

As a preferred technical solution of the present invention, the top end of the first placing plate and the top end of the second placing plate are both provided with a placing groove, the top end of the first placing plate and the top end of the second placing plate are both hinged with a protection plate, a wire is fixedly arranged inside each of the two placing grooves, the two wires are respectively electrically connected with a display screen, the two display screens are respectively fixedly arranged on the top of one side of the machine body, one side of the machine body is fixedly provided with a pressure detector, a detection end of the pressure detector is fixedly arranged at the bottom end of the placing groove on the right side, a detection plate is fixedly arranged at the top end of the detection end of the pressure detector, and a detection end of the temperature controller is fixedly arranged at the bottom end of the placing groove on the left side.

As a preferred technical solution of the present invention, a switch panel is fixedly disposed on one side of the machine body, a second electric telescopic rod switch is fixedly disposed on a surface of the switch panel, and the second electric telescopic rod is electrically connected to a power supply through the second electric telescopic rod switch.

As a preferred technical scheme of the utility model, four corners of the bottom end of the machine body are fixedly provided with trundles.

Compared with the prior art, the utility model has the beneficial effects that: according to the testing machine for the safety detection of the lithium battery, the first detection bin and the second detection bin are used for respectively carrying out thermal detection and impact compression detection, the first placing plate and the second placing plate are used for conveniently placing the lithium battery for detection, and the hinged protection plate is used for conveniently protecting the wiring position of the lithium battery, so that the influence of circuit damage on detection accuracy is avoided; the temperature controller is used for controlling parts for temperature detection, the bottom of the lithium battery is subjected to temperature detection, the heating pipe is used for heating air, and the first heat conduction fan and the inclined second heat conduction fan are matched to form an air channel, so that hot air can be conveniently and rapidly heated for the lithium battery; carry out the hot detection to the lithium cell through detecting element, improve heating efficiency through circulating heating pipe heating hot-blast and be convenient for detect to the working condition of lithium cell is convenient for observe to the cooperation display screen improves inside operating temperature earlier, fully improves the detection accuracy to the lithium cell.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a side cross-sectional view of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.

In the figure: 1. a body; 2. a first detection bin; 3. a second detection bin; 4. a detection component; 41. a first placing plate; 42. a temperature controller; 43. heating a tube; 5. a first heat-conducting fan; 6. a second heat-conducting fan; 7. a heat sink; 8. a thermal insulation plate; 9. a first electric telescopic rod; 10. a second electric telescopic rod; 11. a heat radiation fan; 12. a second placing plate; 13. a pressing plate; 14. a protective door; 15. a handle; 16. a placement groove; 17. a protection plate; 18. a display screen; 19. a pressure detector; 20. detecting a plate; 21. a switch panel; 22. and a caster.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a testing machine for lithium battery safety detection, comprising a machine body 1, wherein a first detection bin 2 and a second detection bin 3 are respectively arranged inside the machine body 1, heat detection and impact pressure detection are respectively carried out through the first detection bin 2 and the second detection bin 3, the inner wall of the first detection bin 2 is coated with a thermal insulation coating, a detection assembly 4 is arranged inside the first detection bin 2, the detection assembly 4 comprises a first placing plate 41, a temperature controller 42 and four heating pipes 43, the first placing plate 41 is fixedly arranged at the bottom end inside the first detection bin 2, lithium battery detection is conveniently placed through the first placing plate 41 and the second placing plate 12, a hinged protection plate 17 is used for conveniently protecting the wiring position of a lithium battery, the detection accuracy is prevented from being influenced by circuit damage, the temperature controller 42 is fixedly arranged at one side of the machine body 1, the temperature controller 42 is used for controlling the temperature detection parts and detecting the temperature of the bottom of the lithium battery, the four heating pipes 43 are respectively and fixedly arranged at the bottoms of the two sides of the first detection bin 2, the bottoms of the two sides of the first detection bin 2 are respectively and fixedly provided with the first heat conduction fans 5 corresponding to the four heating pipes 43, the heating pipes 43 are used for heating air, and the first heat-conducting fan 5 and the inclined second heat-conducting fan 6 are matched to form an air channel so as to be convenient for hot air to rapidly heat the lithium battery, meanwhile, the lithium battery can be used by matching with a high-power display screen 18 to increase the internal working temperature, so that the use condition of the lithium battery at different working temperatures can be more accurately detected, four second heat-conducting fans 6 are respectively and fixedly arranged on two sides of the top end of the first detection bin 2, and the four second heat-conducting fans 6 are all in an inclined shape; carry out the hot detection to the lithium cell through determine module 4, improve heating efficiency through circulating heating pipe 43 heating hot-blast and be convenient for detect to cooperation display screen 18 improves inside operating temperature earlier and is convenient for observe the behavior of lithium cell, fully improves the detection accuracy to the lithium cell.

Preferably, a heat dissipation groove 7 is formed on one side of the first detection chamber 2, heat of the first detection chamber 2 can be dissipated conveniently through the heat dissipation groove 7, a thermal insulation plate 8 is slidably connected to one side of the heat dissipation groove 7, heat dissipation during detection and use is avoided through the thermal insulation plate 8, a first electric telescopic handle 9 is fixedly arranged inside the heat dissipation groove 7, the telescopic end of the first electric telescopic handle 9 is fixedly connected with one side of the thermal insulation plate 8, a heat dissipation fan 11 is fixedly arranged inside the heat dissipation groove 7, heat dissipation efficiency is improved through the heat dissipation fan 11, four heating pipes 43, four first heat conduction fans 5, four second heat conduction fans 6, the first electric telescopic handle 9 and the heat dissipation fan 11 are electrically connected with a power supply through a temperature controller 42, the heating pipes 43, the first heat conduction fans 5, the four second heat conduction fans 6, the first electric telescopic handle 9 and the heat dissipation fan 11 are controlled through the temperature controller 42, the detection accuracy of the lithium battery is improved by facilitating the accurate control; a second placing plate 12 is fixedly arranged at the bottom end inside the second detection bin 3, a second electric telescopic rod 10 is fixedly arranged at the top end of the second detection bin 3, an extrusion plate 13 is fixedly arranged at the telescopic end of the second electric telescopic rod 10, an explosion-proof plate is fixedly arranged inside the second detection bin 3, the extrusion plate 13 is driven by the second electric telescopic rod 10 to extrude downwards, the lithium battery can be conveniently subjected to impact extrusion detection, and accidents caused by damage of the lithium battery can be avoided by the explosion-proof plate; one side of the machine body 1 is hinged with two protective doors 14 through hinges, the positions of the two protective doors 14 correspond to the position of the first detection bin 2 and the position of the second detection bin 3 respectively, protective pads are fixedly arranged on one sides of the two protective doors 14, handles 15 are fixedly arranged on the other sides of the two protective doors 14, the first detection bin 2 and the second detection bin 3 are sealed and protected through the protective doors 14, and the protective doors 14 can be opened conveniently through the handles 15; the top end of the first placing plate 41 and the top end of the second placing plate 12 are both provided with placing grooves 16, the top end of the first placing plate 41 and the top end of the second placing plate 12 are both hinged with a protection plate 17, the insides of the two placing grooves 16 are both fixedly provided with conducting wires, the two conducting wires are respectively and electrically connected with the display screen 18, the display screens 18 and the lithium batteries are electrically connected through wires, pre-consumption and observation use are facilitated, the two display screens 18 are respectively and fixedly arranged at the top of one side of the machine body 1, one side of the machine body 1 is fixedly provided with a pressure detector 19, the detection end of the pressure detector 19 is fixedly arranged at the bottom end of the placement groove 16 positioned at the right side, the top end of the detection end of the pressure detector 19 is fixedly provided with a detection plate 20, the pressure detector 19 and the detection plate 20 are used for detecting and recording the impact pressure value of the lithium battery, and the detection end of the temperature controller 42 is fixedly arranged at the bottom end inside the left placing groove 16; a switch panel 21 is fixedly arranged on one side of the machine body 1, a second electric telescopic rod switch is fixedly arranged on the surface of the switch panel 21, the second electric telescopic rod 10 is electrically connected with a power supply through the second electric telescopic rod switch, and the second electric telescopic rod 10 is controlled to be used through the second electric telescopic rod switch; four corners of the bottom end of the machine body 1 are all fixedly provided with trundles 22, and the machine body 1 can be conveniently moved through the trundles 22 for use.

When the tester is used in detail, the tester for the safety detection of the lithium battery is characterized in that a machine body 1 can be moved to a lithium battery production place through a caster 22 to detect the processed lithium battery, a protective door 14 is opened through a handle 15, the lithium battery is placed at a first placing plate 41 and is electrically connected with a display screen 18 through a wire, the working temperature of the lithium battery is increased when the lithium battery is used, the temperature condition of the first placing plate 41 is detected through a temperature controller 42 with the model of AK2001, a heating pipe 43 with the model of JXC-1D014 is controlled to heat, hot air is vertically guided through a first heat conduction fan 5 when the proper detection temperature is reached, the hot air is guided into the lithium battery to heat through a second inclined heat conduction fan 6, a circulating air duct is formed to accelerate temperature increase, the corresponding working temperature is conveniently simulated, and the proper working temperature or high-temperature limit of the lithium battery is detected, simultaneously, the voltage condition of the lithium battery is convenient to observe through the display screen 18, the accuracy of detection is improved by further judgment, when the internal temperature exceeds the detection value or after the detection value is taken out and recorded, the first electric telescopic handle 9 is controlled to open the heat insulation plate 8 through the temperature controller 42, the cooling fan 11 is controlled to rapidly dissipate heat to avoid influencing the detection condition and be convenient for taking out the experiment again, when the pressure test is carried out, the lithium battery is placed at the second placing plate 12, the lithium battery is extruded through the impact of the second electric telescopic handle 10, the pressure detector 19 with the model of LC103B-25 is used for detecting the compression condition, the service condition of the lithium battery is compared at the same time, the lithium battery is convenient to detect and process in the appropriate impact extrusion condition, the lithium battery safety detection item is convenient to carry out multiple detections, and the detection accuracy is improved and is convenient to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A testing machine for lithium battery safety detection comprises a machine body (1) and is characterized in that a first detection bin (2) and a second detection bin (3) are respectively arranged in the machine body (1), a temperature insulation coating is coated on the inner wall of the first detection bin (2), a detection assembly (4) is arranged in the first detection bin (2), the detection assembly (4) comprises a first placing plate (41), a temperature controller (42) and four heating pipes (43), the first placing plate (41) is fixedly arranged at the bottom end in the first detection bin (2), the temperature controller (42) is fixedly arranged on one side of the machine body (1), the four heating pipes (43) are respectively fixedly arranged at the bottoms of two sides of the first detection bin (2), and first heat conducting fans (5) corresponding to the four heating pipes (43) are respectively fixedly arranged at the bottoms of two sides of the first detection bin (2), the two sides of the top end of the first detection bin (2) are respectively and fixedly provided with four second heat conduction fans (6), and the four second heat conduction fans (6) are all inclined.

2. The lithium battery safety detection tester according to claim 1, characterized in that: one side of first detection storehouse (2) is opened and is equipped with radiating groove (7), one side sliding connection of radiating groove (7) has insulation board (8), the fixed first electric telescopic handle (9) that is equipped with in inside of radiating groove (7), the flexible end of first electric telescopic handle (9) with one side fixed connection of insulation board (8), the fixed radiator fan (11) that is equipped with, four of radiating groove (7) the heating pipe (43), four first heat conduction fan (5), four second heat conduction fan (6), first electric telescopic handle (9) and radiator fan (11) all are through temperature controller (42) and power electric connection.

3. The lithium battery safety detection tester according to claim 1, characterized in that: the bottom mounting that the second detected storehouse (3) is inside is equipped with the second and places board (12), the top mounting that the second detected storehouse (3) is equipped with second electric telescopic handle (10), the flexible end mounting of second electric telescopic handle (10) is equipped with stripper plate (13), the inside mounting that the second detected storehouse (3) is equipped with the explosion-proof board.

4. The lithium battery safety detection tester according to claim 1, characterized in that: one side of the machine body (1) is hinged with two protective doors (14) through hinges, the positions of the two protective doors (14) correspond to the position of the first detection bin (2) and the position of the second detection bin (3), protective pads are fixedly arranged on one sides of the two protective doors (14), and handles (15) are fixedly arranged on the other sides of the two protective doors (14).

5. The lithium battery safety detection tester according to claim 3, characterized in that: the top end of the first placing plate (41) and the top end of the second placing plate (12) are both provided with placing grooves (16), the top end of the first placing plate (41) and the top end of the second placing plate (12) are respectively hinged with a protective plate (17), wires are respectively and fixedly arranged inside the two placing grooves (16), the two wires are respectively and electrically connected with a display screen (18), the two display screens (18) are respectively and fixedly arranged on the top of one side of the machine body (1), a pressure detector (19) is fixedly arranged on one side of the machine body (1), the detection end head of the pressure detector (19) is fixedly arranged at the bottom end of the placement groove (16) on the right side, a detection plate (20) is fixedly arranged at the top end of the detection end of the pressure detector (19), the detection end of the temperature controller (42) is fixedly arranged at the bottom end inside the left placing groove (16).

6. The lithium battery safety detection tester according to claim 3, characterized in that: the electric power tool is characterized in that a switch panel (21) is fixedly arranged on one side of the machine body (1), a second electric telescopic rod switch is fixedly arranged on the surface of the switch panel (21), and the second electric telescopic rod (10) is electrically connected with a power supply through the second electric telescopic rod switch.

7. The lithium battery safety detection tester according to claim 1, characterized in that: four corners of the bottom end of the machine body (1) are all fixedly provided with trundles (22).