CN211359705U

CN211359705U - Voltage detection device for lithium ion battery

Info

Publication number: CN211359705U
Application number: CN201922377409.6U
Authority: CN
Inventors: 靳俊玲; 丁祥; 黄小兵; 王菲菲
Original assignee: Hunan University of Arts and Science
Current assignee: Hunan University of Arts and Science
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-08-28
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a voltage detection device for lithium ion batteries, which comprises a fixed bracket, wherein a voltage detection cover is arranged at the top end of the fixed bracket, the lithium ion batteries are arranged in the voltage detection cover, a material pushing bracket is arranged at one side outside the voltage detection cover, a motor is arranged at the bottom end inside the material pushing bracket in a penetrating way, a rotating arm is arranged at the top end of the motor, a T-shaped sleeve plate is clamped at one edge part at the top end of the rotating arm, the T-shaped sleeve plate is connected with the rotating arm in a sliding way through a sliding groove, a push plate is arranged at the top end of the T-shaped sleeve plate, the rotating arm is driven to rotate by the motor at the bottom end of the material pushing bracket, and the lithium ion batteries after the voltage detection in the voltage detection cover can be pushed out through the push plate by the connection and the clamping between the rotating arm and the sliding groove inside, the working efficiency of the voltage detection device is improved.

Description

Voltage detection device for lithium ion battery

Technical Field

The utility model relates to a relevant technical field of lithium cell specifically is a voltage detection device for lithium ion battery.

Background

At present, lithium ion batteries are generally applied to portable electrical appliances such as portable computers, cameras and mobile communication with unique performance advantages, the lithium batteries are widely applied to the industry of electric vehicles at present, voltage detection is one of important processes in the production process of the lithium batteries, a plurality of batteries are loaded into a tool during detection, a positive electrode of each lithium battery is contacted through a positive electrode detection device, a negative electrode of each lithium battery is contacted through a negative electrode detection device, finally, the electric quantity of each lithium battery is detected by equipment, and unqualified lithium batteries are manually removed according to the detection result of the equipment.

However, the existing voltage detection device for the lithium ion battery cannot automatically separate the lithium ion battery in the voltage detection cover when in use, so that the problems of poor connectivity and low working efficiency of the voltage detection device when a plurality of groups of lithium ion batteries are detected are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a voltage detection device for lithium ion battery to there is the autosegregation that can not realize automatic to the inside lithium ion battery of voltage detection cover in the current voltage detection device for lithium ion battery who mentions when solving above-mentioned background art when using, leads to the relatively poor and lower problem of voltage detection device's of connectivity that multiunit lithium ion battery detected time.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a voltage detection device for lithium ion battery, includes the fixed bolster, the voltage detection cover is installed on the fixed bolster top, voltage detection cover internally mounted has lithium ion battery, pushing equipment is installed to the outside one side of voltage detection cover, pushing equipment includes pushing equipment support, motor, rotor arm, T type lagging, spout and push pedal, voltage detection cover outside one side is installed and is pushed the material support, push equipment support inside bottom through install the motor, the rotor arm is installed on the motor top, a rotor arm top limit portion joint has T type lagging, through spout sliding connection between T type lagging and the rotor arm, the push pedal is installed to T type lagging top, the input of motor and the output electric connection of commercial power.

Preferably, feeding mechanism is installed to voltage detection cover outside opposite side, feeding mechanism includes feed plate, side shield, deflector, smooth roller and rubber backing plate, the feed plate is installed to voltage detection cover outside opposite side, side shield is all installed to feed plate top both sides limit portion, the inside one side of side shield articulates there is the deflector, the smooth roller is installed in the even embedding in deflector outer wall surface.

Preferably, the top surface of the feeding plate is embedded with a rubber pad, the surface of the rubber pad is polished smoothly, and the bottom end of the feeding plate is provided with a T-shaped support.

Preferably, supporting mechanism is installed in the inside one side embedding of voltage detection cover, supporting mechanism is including supporting cardboard, pick-up plate, compression spring and thimble, the inside one side embedding of voltage detection cover is installed and is supported the cardboard, support the cardboard top and install the pick-up plate, install compression spring between pick-up plate bottom and the support cardboard, the thimble is installed to the pick-up plate outer wall equidistance.

Preferably, the guide plate is rotatably connected with the side baffle through a fixed shaft, and the top end of the fixed shaft is sleeved with an elastic nut.

Preferably, a through groove is formed in one side of the outer wall of the voltage detection cover corresponding to the position of the push plate, and the inner diameter of the through groove is equal to the outer diameter of the push plate.

The utility model provides a voltage detection device for lithium ion battery possesses following beneficial effect: the utility model discloses a be provided with pushing equipment, drive the rotor arm through pushing away material support bottom motor and rotate to through the link block between rotor arm and the inside spout of T type sleeve plate, can release the lithium ion battery after the inside voltage detection of voltage detection cover through the push pedal, thereby realized automatic autosegregation to the inside lithium ion battery of voltage detection cover, guaranteed multiunit lithium ion battery and examined the connectivity of time measuring, be favorable to improving voltage detection device's work efficiency.

Through being provided with feed mechanism, when the lithium ion battery that awaits measuring with feed plate department when promoting, adjust fixedly according to the diameter of actual lithium ion battery contralateral baffle department deflector's installation angle, and at lithium ion battery promotion in-process, reduce the friction between lithium ion battery and the feed plate through the rubber backing plate, it is spacing to lead to the lithium ion battery both sides by the inside smooth roller of deflector, thereby guaranteed the orderliness of lithium ion battery at the feed plate feeding, and be favorable to improving the accuracy of lithium ion battery at the inside direction of voltage detection cover.

Through being provided with supporting mechanism, when lithium ion battery gets into the inside detection of voltage detection cover, be connected through the thimble of pick-up plate department and the interface of lithium ion battery department, detect lithium ion battery internal voltage by voltage detection cover to through supporting the inside compression spring of cardboard to detecting the support of board, thereby solved lithium ion battery impact force great, caused the problem of thimble fracture damage easily, realized the buffering protection to the thimble.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the pushing mechanism of the present invention;

fig. 3 is a schematic structural diagram of the feeding mechanism of the present invention;

fig. 4 is a schematic structural diagram of the supporting mechanism of the present invention.

In the figure: 1. fixing a bracket; 2. a voltage detection cover; 3. a lithium ion battery; 4. a material pushing mechanism; 401. a material pushing bracket; 402. a motor; 403. a rotating arm; 404. a T-shaped sleeve plate; 405. a chute; 406. pushing the plate; 5. a feeding mechanism; 501. a feeding plate; 502. a side dam; 503. a guide plate; 504. a sliding roller; 505. a rubber pad; 6. a support mechanism; 601. a supporting clamping plate; 602. detecting a plate; 603. a compression spring; 604. and (4) a thimble.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a voltage detection device for a lithium ion battery comprises a fixed support 1, wherein a voltage detection cover 2 is arranged at the top end of the fixed support 1, a lithium ion battery 3 is arranged inside the voltage detection cover 2, a pushing mechanism 4 is arranged on one side outside the voltage detection cover 2, the pushing mechanism 4 comprises a pushing support 401, a motor 402, a rotating arm 403, a T-shaped sleeve plate 404, a sliding groove 405 and a push plate 406, the pushing support 401 is arranged on one side outside the voltage detection cover 2, the motor 402 is arranged at the bottom end inside the pushing support 401 in a penetrating manner, the motor 402 is YCT160-4B in model, the rotating arm 403 is arranged at the top end of the motor 402, the T-shaped sleeve plate 404 is clamped at one edge part of the top end of the rotating arm 403, the T-shaped sleeve plate 404 is connected with the rotating arm 403 in a sliding manner through the sliding groove 405, the push plate 406 is arranged at the top end of the T-, can release the lithium ion battery 3 after the inside detection of voltage detection cover 2, guarantee the continuity when lithium ion battery 3 voltage detection, voltage detection cover 2 outer wall one side corresponds push pedal 406 position department and has seted up logical groove, and the internal diameter that leads to the groove equals the external diameter of push pedal 406.

The other side of the outside of the voltage detection cover 2 is provided with a feeding mechanism 5, the feeding mechanism 5 comprises a feeding plate 501, a side baffle 502, a guide plate 503, a sliding roller 504 and a rubber cushion plate 505, the other side of the outside of the voltage detection cover 2 is provided with the feeding plate 501, the side baffles 502 are arranged on the two side edges of the top end of the feeding plate 501, the guide plate 503 is hinged on one side of the inside of the side baffle 502, the sliding roller 504 is uniformly embedded and arranged on the outer wall surface of the guide plate 503, the rubber cushion plate 505 is embedded and arranged on the top end surface of the feeding plate 501, the surface of the rubber cushion plate 505 is polished smoothly, the friction between the lithium ion battery 3 and the feeding plate 501 is reduced through the smoothly polished rubber cushion plate 505, the smoothness and convenience of the lithium ion battery 3 during feeding are improved, the T-shaped bracket is arranged at the bottom end of the feeding plate 501, the firmness of the feeding plate 501 during, the top end of the fixing shaft is sleeved with the elastic nut, the fixing shaft can be adjusted in installation angle of the side baffle 502 according to the size of the lithium ion battery 3 through rotation of the guide plate 503 at the position of the fixing shaft of the side baffle 502, the fixing shaft can be locked and fixed through the elastic nut, and firmness of the side baffle 502 in guiding the lithium ion battery 3 is guaranteed.

Supporting mechanism 6 is installed in the inside one side embedding of voltage detection cover 2, and supporting mechanism 6 includes supporting cardboard 601, pick-up plate 602, compression spring 603 and thimble 604, and the inside one side embedding of voltage detection cover 2 is installed supporting cardboard 601, and the pick-up plate 602 is installed to supporting cardboard 601 top, installs compression spring 603 between pick-up plate 602 bottom and the supporting cardboard 601, and thimble 604 is installed to pick-up plate 602 outer wall equidistance.

It should be noted that, when the voltage detection device for the lithium ion battery works, firstly, when the lithium ion battery 3 to be detected at the position of the feeding plate 501 is pushed, the installation angle of the guide plate 503 at the position of the side baffle 502 is adjusted and fixed according to the diameter of the actual lithium ion battery 3, in the pushing process of the lithium ion battery 3, the friction between the lithium ion battery 3 and the feeding plate 501 is reduced through the rubber base plate 505, and the two sides of the lithium ion battery 3 are guided and limited by the sliding rollers 504 inside the guide plate 503, so that the feeding orderliness of the lithium ion battery 3 at the feeding plate 501 is ensured, and the guiding accuracy of the lithium ion battery 3 inside the voltage detection cover 2 is improved;

then, when the lithium ion battery 3 enters the voltage detection cover 2 for detection, the thimble 604 at the detection plate 602 is connected with the interface at the lithium ion battery 3, the voltage detection cover 2 detects the voltage inside the lithium ion battery 3, and the compression spring 603 inside the supporting clamping plate 601 supports the detection plate 602, so that the problems that the impact force of the lithium ion battery 3 is large and the thimble 604 is easy to break and damage are solved, and the buffer protection of the thimble 604 is realized;

finally, the motor 402 at the bottom end of the material pushing support 401 drives the rotating arm 403 to rotate, and the rotating arm 403 is connected and clamped with the inner sliding groove 405 of the T-shaped sleeve plate 404, so that the lithium ion battery 3 after the voltage detection in the voltage detection cover 2 can be pushed out through the push plate 406, the automatic separation of the lithium ion battery 3 in the voltage detection cover 2 is realized, the connectivity of multiple groups of lithium ion batteries 3 during detection is ensured, and the working efficiency of the voltage detection device is facilitated.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a voltage detection device for lithium ion battery, includes fixed bolster (1), its characterized in that: the device is characterized in that a voltage detection cover (2) is installed at the top end of the fixing support (1), a lithium ion battery (3) is installed inside the voltage detection cover (2), a pushing mechanism (4) is installed on one side outside the voltage detection cover (2), the pushing mechanism (4) comprises a pushing support (401), a motor (402), a rotating arm (403), a T-shaped sleeve plate (404), a sliding groove (405) and a pushing plate (406), the pushing support (401) is installed on one side outside the voltage detection cover (2), the motor (402) is installed at the bottom inside the pushing support (401) in a penetrating mode, the rotating arm (403) is installed at the top end of the motor (402), the T-shaped sleeve plate (404) is clamped on one side of the top end of the rotating arm (403), the T-shaped sleeve plate (404) is connected with the rotating arm (403) in a sliding mode through the sliding groove (405), and the pushing plate (406), the input end of the motor (402) is electrically connected with the output end of the commercial power.

2. The voltage detection device for a lithium ion battery according to claim 1, characterized in that: feeding mechanism (5) are installed to voltage detection cover (2) outside opposite side, feeding mechanism (5) include feed plate (501), side shield (502), deflector (503), smooth roller (504) and rubber backing plate (505), feed plate (501) are installed to voltage detection cover (2) outside opposite side, side shield (502) are all installed to feed plate (501) top both sides limit portion, the inside one side of side shield (502) articulates there is deflector (503), smooth roller (504) are installed in even embedding in deflector (503) outer wall surface.

3. The voltage detection device for a lithium ion battery according to claim 2, characterized in that: the rubber backing plate (505) is installed in the embedding of feed plate (501) top surface, the rubber backing plate (505) surface is polished smoothly, T type support is installed to feed plate (501) bottom.

4. The voltage detection device for a lithium ion battery according to claim 1, characterized in that: supporting mechanism (6) are installed in the inside one side embedding of voltage detection cover (2), supporting mechanism (6) are including supporting cardboard (601), pick-up plate (602), compression spring (603) and thimble (604), the inside one side embedding of voltage detection cover (2) is installed and is supported cardboard (601), pick-up plate (602) is installed on support cardboard (601) top, install compression spring (603) between pick-up plate (602) bottom and the support cardboard (601), thimble (604) are installed to pick-up plate (602) outer wall equidistance.

5. The voltage detection device for a lithium ion battery according to claim 2, characterized in that: the guide plate (503) is rotatably connected with the side baffle (502) through a fixed shaft, and the top end of the fixed shaft is sleeved with an elastic nut.

6. The voltage detection device for a lithium ion battery according to claim 1, characterized in that: a through groove is formed in one side of the outer wall of the voltage detection cover (2) corresponding to the push plate (406), and the inner diameter of the through groove is equal to the outer diameter of the push plate (406).