CN112748262B

CN112748262B - Lithium battery endurance detection device

Info

Publication number: CN112748262B
Application number: CN202110049809.3A
Authority: CN
Inventors: 蒋飞燕
Original assignee: Shenzhen Taiyuan Beibei Technology Co ltd
Current assignee: Shenzhen Taiyuan Beibei Technology Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-08-17
Anticipated expiration: 2041-01-14
Also published as: CN112748262A

Abstract

The invention discloses a device for detecting the endurance of a lithium battery, which comprises: lithium cell body, detection mechanism, pressing means and detection platform, detection mechanism, lithium cell body, pressing means set up on detecting the platform, and pressing means is including bearing frame, battery standing groove, the electrically conductive mechanism of battery and controller, and lithium cell body sets up in the battery standing groove, and the controller is used for controlling the electrically conductive mechanism of battery for the electrically conductive mechanism of battery switches on lithium cell body, detection mechanism. The endurance detection device of the lithium battery comprises a lithium battery body, a detection mechanism, a pressing mechanism and a detection table, so that the endurance detection of the lithium battery body is conveniently carried out in a laboratory; this pressing means is including bearing frame, battery standing groove, battery conductive mechanism and controller simultaneously, and operating personnel installs lithium cell body in the battery standing groove, uses the controller to start battery conductive mechanism and communicates lithium cell body and detection mechanism, has replaced artifical wiring and then has improved detection efficiency.

Description

Lithium battery endurance detection device

Technical Field

The invention relates to the technical field of lithium batteries, in particular to a device for detecting the endurance of a lithium battery.

Background

The lithium battery is a battery which takes lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, and the lithium battery needs to pass inspection after being assembled so as to ensure the qualification rate of products; carry out duration's detection to the lithium cell, generally in order to obtain better experimental data, mostly need rely on the material object to inspect, be not convenient for go on in the laboratory, and when advancing equipment with the battery connection, rely on artifical wiring, inefficiency mostly. Therefore, it is necessary to provide a device for detecting the endurance of a lithium battery, so as to at least partially solve the problems in the prior art.

Disclosure of Invention

In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

In order to at least partially solve the above problems, the present invention provides a device for detecting a endurance of a lithium battery, including: lithium cell body, detection mechanism, pressing means and detection platform, detection mechanism lithium cell body pressing means sets up detect bench, pressing means is including bearing frame, battery standing groove, battery conductive mechanism and controller, it sets up to bear the frame detect bench, the battery standing groove sets up bear on the frame, lithium cell body sets up in the battery standing groove, battery conductive mechanism sets up the one end of battery standing groove, the controller is used for controlling battery conductive mechanism for battery conductive mechanism switches on lithium cell body detection mechanism.

Preferably, the battery conducting mechanism includes a mechanical arm and a lead pressing head, the mechanical arm is disposed at one end of the battery placing groove, the lead pressing head is disposed at a free end of the mechanical arm, the lead pressing head includes a first pressing plate and a movable guide pillar mechanism disposed on a lower surface of the first pressing plate, the movable guide pillar mechanism is electrically connected to the controller, and the movable guide pillar mechanism is configured to conduct the lithium battery body and the detection mechanism.

Preferably, the movable guide post mechanism includes a first guide post portion, a second guide post portion, a distance measuring sensor and a vision sensor, the first guide post portion includes a first motor, a first screw and a first guide post body, the first motor is disposed on the first press plate, the first screw is connected with the first motor, the first guide post body is screwed on the first screw, the second guide post portion includes a second motor, a second screw and a second guide post body, the second motor is disposed on the first press plate, the second screw is connected with the second motor, the second guide post body is screwed on the second screw, the distance measuring sensor and the vision sensor are both disposed on the lower surface of the first press plate and located at one side of the first guide post portion and the second guide post portion, the first motor, the second motor, the vision sensor, The distance measuring sensor and the vision sensor are respectively and electrically connected with the controller.

Preferably, a heat dissipation mechanism is arranged in the battery placing groove, the heat dissipation mechanism comprises a heat dissipation plate, a first base plate and a second base plate, the first base plate is arranged at the bottom of the battery placing groove, the heat dissipation plate is arranged on the first base plate, a plurality of second base plates are arranged between the heat dissipation plate and the first base plate, a heat dissipation through groove is arranged on the lower surface of the heat dissipation plate, a heat dissipation sleeve is arranged in the heat dissipation through groove, a side hole corresponding to the heat dissipation through groove is arranged on the side wall of the battery placing groove, the heat dissipation sleeve extends into the side hole, a heat dissipation seat is arranged on the upper surface of the first base plate, a clamping groove corresponding to the heat dissipation sleeve is arranged at the upper end of the heat dissipation seat, the area of the lower end of the heat dissipation seat is larger than the area of the upper end of the heat dissipation seat, and a limiting side bar is arranged on the side wall of the heat dissipation seat, the heat dissipation structure is characterized in that a limiting groove corresponding to the limiting side strip is formed in the inner wall of the heat dissipation through groove, a third base plate is arranged between the two heat dissipation seats and abuts against the heat dissipation plate and the first base plate, a heat absorption cavity is formed in the heat dissipation plate, a liquid storage bag is arranged in the heat absorption cavity, and a first vertical liquid discharge hole corresponding to the heat absorption cavity is formed in the heat dissipation plate.

Preferably, the two ends of the first base plate are respectively provided with a limiting block, the end part of the first base plate is provided with a first horizontal liquid discharge hole and a second vertical liquid discharge hole, the upper end of the second vertical liquid discharge hole is communicated with the first vertical liquid discharge hole through a first liquid discharge pipe, a limiting rod is arranged in the limiting block, the liquid inlet end of the limiting rod extends into the first flat liquid discharge hole, a second flat liquid discharge hole is arranged in the limiting rod, a bent liquid discharge hole corresponding to the second flat liquid discharge hole is arranged in the limiting block, a liquid guide fiber material is arranged in the second flat liquid discharge hole, and a first spring is arranged in the first flat liquid discharge hole and abuts against the limiting rod, a baffle groove is formed in the limiting block, a baffle is arranged in the baffle groove, and the limiting rod is connected with the baffle.

Preferably, a liquid containing box is arranged below the bearing frame, a side guide hole corresponding to the bent liquid discharge hole is formed in the side wall of the battery placement groove, and the liquid containing box is communicated with the side guide hole through a second liquid discharge pipe.

Preferably, a condensed water layer and a liquid guide groove are arranged in the first vertical liquid discharge hole, the condensed water layer is arranged above the liquid guide groove, a liquid guide sleeve is arranged in the liquid guide groove, the liquid guide sleeve is provided with a second spring and a blocking ball, and the second spring abuts against the blocking ball.

Preferably, wherein, the notch of battery standing groove is provided with the overhead gage, the lower surface of overhead gage is provided with the indent, be provided with a plurality of third springs in the indent, and a plurality of the lower extreme of third spring is connected with the second clamp plate, the second clamp plate is located lithium cell body is last, be provided with a plurality of refrigeration holes on the second clamp plate, the downthehole semiconductor refrigeration piece that is provided with of refrigeration, and be provided with on the overhead gage with the discharge hole that the semiconductor refrigeration piece corresponds.

Preferably, an alarm groove frame is arranged in the battery placing groove, the alarm groove frame is composed of four first groove plates, alarm mechanisms are arranged on the inner surfaces of the first groove plates and are connected with adjacent alarm mechanisms in a sliding mode, the lithium battery bodies are arranged in the four alarm mechanisms, the battery placing groove is composed of four second groove plates, one of the second groove plates is provided with a mounting groove, an alarm is arranged in the mounting groove, an inner plate corresponding to the alarm is arranged on the inner surface of the second groove plate, an ejector rod is arranged on the first groove plate corresponding to the second groove plate, the inner end of the ejector rod penetrates through the first groove plate and extends to abut against the alarm mechanisms, and the outer end of the ejector rod penetrates through the inner plate and abuts against the alarm.

Preferably, wherein, alarm mechanism includes two slant poles, protruding template, fourth spring and two fifth springs, the outer end of slant pole with the internal surface of first frid is articulated, the internal surface of protruding template is provided with the dovetail, the inner of slant pole is provided with the dovetail, the dovetail sets up in the dovetail, the fourth spring sets up two in the slant pole, two the setting is in the fifth spring sets up first frid with between the protruding template, and be located the upper and lower both sides of fourth spring.

Compared with the prior art, the invention at least comprises the following beneficial effects:

1. the invention provides a device for detecting the endurance of a lithium battery, which comprises a lithium battery body, a detection mechanism, a pressing mechanism and a detection table, so that the endurance of the lithium battery body can be conveniently detected in a laboratory; this pressing means simultaneously is including bearing frame, battery standing groove, battery conductive mechanism and controller, and operating personnel only need install lithium cell body at the battery standing groove, then uses the controller to start battery conductive mechanism and can communicate lithium cell body and detection mechanism, has replaced artifical wiring, and then has improved detection efficiency.

2. The invention provides a structure of a battery conducting mechanism, which comprises a mechanical arm and a lead pressure head, and is convenient for an operator to start the mechanical arm and conduct a lithium battery body by using a controller and the lead pressure head, wherein a movable guide pillar mechanism in the lead pressure head can adjust the distance to adapt to lithium batteries of different models, and the application range of the battery conducting mechanism is enlarged.

3. The invention provides a structure of a heat dissipation mechanism, which comprises a heat dissipation plate, a first base plate and a second base plate, wherein structures such as a heat dissipation sleeve, a heat dissipation seat, a heat absorption cavity, a liquid storage bag and the like are designed in the heat dissipation plate, so that heat generated by a lithium battery body in the endurance detection process can be discharged, the endurance detection of the lithium battery body can be carried out at a proper temperature, the influence of the temperature on the endurance detection of the lithium battery body is reduced, and the accuracy of the endurance detection is provided.

4. The invention provides the structures of the alarm groove frame, the first groove plate, the alarm mechanism and the like so as to conveniently monitor the bulge phenomenon of the lithium battery body, so that an operator can timely know the bulge phenomenon of the lithium battery body, the endurance detection experiment is stopped, and the safety of the lithium battery endurance detection device is improved.

Other advantages, objects, and features of the present invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a part of the structure of the battery conducting mechanism of the present invention.

Fig. 3 is a schematic structural view of an upper baffle plate in the invention.

Fig. 4 is a schematic structural diagram of the heat dissipation mechanism of the present invention.

Fig. 5 is an enlarged view of a portion a of fig. 4 according to the present invention.

Fig. 6 is an enlarged view of part B of fig. 4 according to the present invention.

Fig. 7 is an enlarged view of the portion C of fig. 4 according to the present invention.

Fig. 8 is a structural plan view of the alarm mechanism of the present invention.

Fig. 9 is a schematic structural view of a first slot plate according to the present invention.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1 to 9, the present invention provides a device for detecting a endurance of a lithium battery, including: the lithium battery detection device comprises a lithium battery body 101, a detection mechanism 102, a pressing mechanism 2 and a detection platform 1, wherein the detection mechanism 102, the lithium battery body 101 and the pressing mechanism 2 are arranged on the detection platform 1, the pressing mechanism 2 comprises a bearing frame 3, a battery placing groove 4, a battery conducting mechanism 5 and a controller 6, the bearing frame 3 is arranged on the detection platform 1, the battery placing groove 4 is arranged on the bearing frame 3, the lithium battery body 101 is arranged in the battery placing groove 4, the battery conducting mechanism 5 is arranged at one end of the battery placing groove 4, and the controller 6 is used for controlling the battery conducting mechanism 5, so that the battery conducting mechanism 5 is conducted on the lithium battery body 101 and the detection mechanism 102.

The working principle of the technical scheme is as follows: the invention provides a lithium battery endurance testing device, which comprises a lithium battery body 101, a testing mechanism 102, a pressing mechanism 2 and a testing table 1, wherein specifically, an operator places the lithium battery body 101 in the pressing mechanism 2, specifically, the pressing mechanism 2 comprises a bearing frame 3, a battery placing groove 4, a battery conducting mechanism 5 and a controller 6, wherein the battery placing groove 4 is arranged on the bearing frame 3, an operator installs the lithium battery body 101 in the battery placing groove 4, the controller 6 is used for starting the battery conducting mechanism 5, the battery conducting mechanism 5 conducts the lithium battery body 101, and then the lithium battery body 101 and the detection mechanism 102 are conducted, so that the lithium battery body 101 drives the detection mechanism 102, and the detection mechanism 102 records the endurance time, endurance mileage and other parameters of the lithium battery body 101.

The beneficial effects of the above technical scheme are that: through the design of the structure, the invention provides a lithium battery endurance detection device which comprises a lithium battery body 101, a detection mechanism 102, a pressing mechanism 2 and a detection table 1, so that the endurance detection of the lithium battery body 101 is conveniently carried out in a laboratory; simultaneously this pressing means 2 only needs to install lithium cell body 101 at battery standing groove 4 including bearing frame 3, battery standing groove 4, battery conductive mechanism 5 and controller 6, and operating personnel then uses controller 6 to start battery conductive mechanism 5 and can communicate lithium cell body 101 and detection mechanism 102, has replaced artifical wiring, and then has improved detection efficiency.

In one embodiment, the battery conducting mechanism 5 includes a mechanical arm 51 and a lead ram 52, the mechanical arm 51 is disposed at one end of the battery placing groove 4, the lead ram 52 is disposed at a free end of the mechanical arm 51, the lead ram 52 includes a first pressing plate 521 and a movable guide pillar mechanism 522 disposed on a lower surface of the first pressing plate 521, the movable guide pillar mechanism 522 is electrically connected to the controller 6, and the movable guide pillar mechanism 522 is used for conducting the lithium battery body 101 and the detecting mechanism 102.

The working principle of the technical scheme is as follows: the embodiment provides a structure of a battery conductive mechanism 5, the battery conductive mechanism 5 of the structure includes a mechanical arm 51 and a lead ram 52, specifically, an operator uses a controller to start the mechanical arm 51, the mechanical arm 51 drives the lead ram 52 to move towards the lithium battery body 101 in the battery placement groove 4, and then the first pressing plate 521 in the lead ram 52 drives the movable guide pillar mechanism 522 to move towards the positive and negative electrodes of the lithium battery body 101, it can be understood that the positive and negative electrodes of the lithium battery body 101 are at one end of the lithium battery body 101, and the movable guide pillar mechanism 522 can be butted against the positive and negative electrodes of the lithium battery body 101.

The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, the structure of battery electric conduction mechanism 5 is provided in this embodiment, and the battery electric conduction mechanism 5 of this structure includes arm 51 and wire pressure head 52, makes things convenient for operating personnel to use controller start-up arm 51, wire pressure head 52 to switch on lithium cell body 101, and wherein, the distance can be adjusted to movable guide pillar mechanism 522 in the wire pressure head 52 to the lithium cell of adaptation different models has increased this battery electric conduction mechanism 5's application range.

In one embodiment, the movable guide post mechanism 522 includes a first guide post portion, a second guide post portion, a distance measuring sensor and a vision sensor, the first guide post portion includes a first motor 523, a first screw 524 and a first guide post body 525, the first motor 523 is disposed on the first pressing plate 521, the first screw 524 is connected to the first motor 523, the first guide post body 525 is screwed on the first screw 524, the second guide post portion includes a second motor 526, a second screw 527 and a second guide post body 528, the second motor 526 is disposed on the first pressing plate 521, the second screw 527 is connected to the second motor 526, the second guide post body 528 is screwed on the second screw 527, and the distance measuring sensor and the vision sensor are disposed on the lower surface of the first pressing plate 521 and located on the first guide post portion, On one side of the second column part, the first motor 523, the second motor 526, the distance measuring sensor and the vision sensor are electrically connected to the controller 6, respectively.

The working principle of the technical scheme is as follows: the present embodiment provides a structure of a movable guide pillar mechanism 522, where the movable guide pillar mechanism 522 of the structure includes a first guide pillar portion, a second guide pillar portion, a distance measuring sensor and a visual sensor, specifically, an operator uses a controller to start a first motor 523 in the first guide pillar portion, and then the first motor 523 drives a first screw 524 to rotate, and then the first screw 524 rotates to move the first guide pillar body 525 above a positive electrode of the lithium battery body 101, and similarly, the operator uses the controller to start a second motor 526 in the second guide pillar portion, and then the second motor 526 drives a second screw 527 to rotate, and then the second screw 527 rotates to move the second guide pillar body 528 above a negative electrode of the lithium battery body 101, and it can be understood that the controller has a display screen, and the operator can see the positive electrode of the lithium battery body 101 through the visual sensor and the distance measuring sensor via the display screen, The specific situation of the negative electrode is convenient for an operator to start the mechanical arm 51 and adjust the positions of the first guide pillar body 525 and the second guide pillar body 528;

it can be understood that, an operator can set a path through the controller, and thus, for the lithium battery bodies 101 of the same model, after the operator fixes the lithium battery bodies 101 at the same position of the battery placement groove 4, the mechanical arm 51 and the movable guide pillar mechanism 522 can be intelligently moved to the positions above the positive electrode and the negative electrode of the lithium battery body 101, so that the working efficiency of the operator is improved.

The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, this embodiment provides movable guide pillar mechanism 522's structure, and movable guide pillar mechanism 522 of this structure includes first guide pillar portion, second guide pillar portion, range finding sensor and vision sensor, can further replace the manual work to carry out the wiring, has improved operating personnel's efficiency.

In one embodiment, a heat dissipation mechanism 41 is disposed in the battery placement groove 4, the heat dissipation mechanism 41 includes a heat dissipation plate 411, a first pad 412, and a second pad 413, the first pad 412 is disposed at the bottom of the battery placement groove 4, the heat dissipation plate 411 is disposed on the first pad 412, a plurality of the second pads 413 are disposed between the heat dissipation plate 411 and the first pad 412, a heat dissipation through groove 414 is disposed on a lower surface of the heat dissipation plate 411, a heat dissipation sleeve 415 is disposed in the heat dissipation through groove 414, a side wall of the battery placement groove 4 is provided with a side hole 416 corresponding to the heat dissipation through groove 414, the heat dissipation sleeve 415 extends into the side hole 416, a heat dissipation seat 417 is disposed on an upper surface of the first pad 412, a clamping groove 418 corresponding to the heat dissipation sleeve 415 is disposed on an upper end of the heat dissipation seat 417, and a lower end area of the heat dissipation seat 417 is greater than an upper end area thereof, be provided with spacing side strip 419 on the lateral wall of radiating seat 417, be provided with on the inner wall of heat dissipation through groove 414 with spacing groove 420 that spacing side strip 419 corresponds, two be provided with third backing plate 421 between radiating seat 417, third backing plate 421 supports and is in heating panel 411 between the first backing plate 412, heating panel 411 is provided with the heat absorption chamber, be provided with the stock solution bag 422 in the heat absorption chamber, and be provided with in the heating panel 411 with the first vertical outage 423 that the heat absorption chamber corresponds.

The working principle of the technical scheme is as follows: since the endurance test of the lithium battery body 101 needs to be performed at a suitable temperature, that is, the heat generated by the lithium battery body 101 during the endurance test needs to be dissipated, in this embodiment, a heat dissipating mechanism 41 is disposed in the battery placing groove 4, the heat dissipating mechanism 41 includes a heat dissipating plate 411, a first pad 412, and a second pad 413, specifically, a heat dissipating through groove 414 is formed on the lower surface of the heat dissipating plate 411, a heat dissipating sleeve 415 is disposed in the heat dissipating through groove 414, the heat dissipating sleeve 415 may be made of an aluminum alloy, a copper alloy, or the like, an end of the heat dissipating sleeve 415 extends into a side hole 416 of the battery placing groove 4, after the heat dissipating plate 411 absorbs the heat of the lithium battery body 101, the heat may be dissipated to the outside through the heat dissipating sleeve 415, and the heat dissipating sleeve 415 is supported below the heat dissipating plate 411 through a heat dissipating seat 417, specifically, the heat dissipating seat 417 is triangular, the area of the upper end is smaller than that of the lower end, so that the heat dissipation seats 417 can dissipate heat from top to bottom, and the third cushion plate 421 is arranged between the two heat dissipation seats 417, so that the two heat dissipation seats 417 can be prevented from approaching each other, and the effect of supporting the heat dissipation plate 411 is also achieved; the second pad 413 supports the heat sink 411 at both sides; in order to further increase the heat dissipation capability of the heat dissipation plate 411, a heat absorption cavity is designed in the heat dissipation plate 411, specifically, a liquid storage bag 422 is arranged in the heat absorption cavity, cooling liquid is stored in the liquid storage bag 422, it will be appreciated that, in order to facilitate access to the cooling fluid, water may be used instead, such that the reservoir 422, after absorbing heat, the water in the liquid storage bag 422 can gradually penetrate through the liquid storage bag 422 to enter the heat absorption cavity, and in order to discharge the water in the heat absorption cavity, first vertical drain holes 423 are provided in the heat dissipation plate 411 corresponding to the heat absorption chambers, so that water can be drained out of the heat dissipation plate 411 through the first vertical drain holes 423, thus increasing the heat dissipation capability of the heat dissipation plate 411, it can be understood that the heat dissipation plate 411 is provided with a liquid injection hole corresponding to the heat absorption cavity, and the liquid injection pipe or the liquid injection mechanism of the liquid storage bag 422 is located in the liquid injection hole, so as to conveniently add the cooling liquid into the liquid storage bag 422.

The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, the structure of heat dissipation mechanism 41 is provided in this embodiment, heat dissipation mechanism 41 of this structure includes heating panel 411, first backing plate 412, second backing plate 413, wherein, design heat dissipation cover 415 in the heating panel 411, radiating seat 417, the heat absorption chamber, structures such as liquid storage bag 422, can discharge the heat that lithium cell body 101 produced like this in duration testing process, make the duration testing of lithium cell body 101 can go on under the suitable temperature, reduce the influence that the temperature detected the duration of lithium cell body 101, the accuracy that the duration detected is provided.

In one embodiment, the first pad plate 412 is provided with a limiting block 424 at each end, the first pad plate 412 is provided with a first flat liquid discharge hole 425 and a second vertical liquid discharge hole 426 at each end, the upper end of the second vertical liquid discharge hole 426 is communicated with the first vertical liquid discharge hole 423 through a first liquid discharge pipe 428, a limiting rod 427 is provided in the limiting block 424, the liquid inlet end of the limiting rod 427 extends into the first flat liquid discharge hole 425, a second flat liquid discharge hole is provided in the limiting rod 427, a curved liquid discharge hole 429 corresponding to the second flat liquid discharge hole is provided in the limiting block 424, a liquid guiding fiber material 430 is provided in the second flat liquid discharge hole, a first spring 431 is provided in the first flat liquid discharge hole 425, the first spring 431 abuts against the limiting rod 427, a retaining groove is provided in the limiting block 424, a baffle 432 is provided in the retaining groove, the stopper 427 is connected to the blocking plate 432.

The working principle of the technical scheme is as follows: in this embodiment, a stopper 424 is installed at an end of the first pad 412 to facilitate the movement of the first pad 412 in the battery placement groove 4; meanwhile, in order to discharge the water discharged from the first vertical drain hole 423 to the outside of the battery placement groove 4, a first horizontal drain hole 425 and a second vertical drain hole 426 are provided at the end portion of the first mat 412, and the second vertical drain hole 426 communicates with the first vertical drain hole 423 through a first drain pipe 428, and the water enters the first drain pipe 428 from the first drain hole 423 and then enters the second vertical drain hole 426 and the first horizontal drain hole 425, because a stopper rod 427 is provided in the stopper 424, and a liquid guiding fiber material 430 is installed in the second horizontal drain hole of the stopper rod 427 so that the water entering the first horizontal drain hole 425 can be timely discharged to the curved drain hole 429 and to the outside of the battery placement groove 4, wherein the stopper 424 has elasticity, and thus the first mat 412 can be fixed to the bottom of the battery placement groove 4 by the two stoppers 424, and the stopper 424 is connected to the first mat 412 through the stopper rod 427, moreover, a second flat drain hole is designed in the stopper rod 427, so that the functionality of the stopper rod 427 is increased, and the separate design of other drain holes on the stopper 424 is avoided.

The beneficial effects of the above technical scheme are that: through the above-mentioned structural design, in this embodiment, structures such as the limiting block 424, the limiting rod 427, the first horizontal drain hole 425 and the second vertical drain hole 426 are provided, on one hand, the limiting block 424 and the limiting rod 427 fix the first pad 412 at the bottom of the battery placement groove 4, so as to prevent the first pad 412 from moving in the battery placement groove 4 and affecting the use of the heat dissipation plate 411; another is convenient, and above-mentioned structure can also make things convenient for the water in the first vertical outage 423 to discharge to the outside of battery standing groove 4, avoids water to amass in battery standing groove 4 and produces the influence to lithium cell body 101 duration detection.

In one embodiment, a liquid containing box 31 is disposed below the carriage 3, a side guide hole 433 corresponding to the curved drain hole 429 is disposed on a side wall of the battery placement groove 4, and the liquid containing box 31 is communicated with the side guide hole 433 through a second drain pipe.

The working principle of the technical scheme is as follows: in order to collect water flowing out of the first vertical drain holes 423, in the present embodiment, the liquid containing box 31 is installed below the supporting frame 3, and at the same time, the side guide holes 433 are opened on the side wall of the battery placement groove 4, and the side guide holes 433 are connected to the liquid containing box 31 by using the second drain pipes, so that water in the first vertical drain holes 423 enters the second vertical drain holes 426 through the first drain pipes, is then sucked into the curved drain holes 429 by the liquid guiding fiber material 430 in the limiting rods 427, enters the liquid containing box 31 through the side guide holes 433 and the second drain pipes, and is collected by the liquid containing box 31.

The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, provide the structure of splendid attire case 31, side guide 433, second fluid-discharge tube in this embodiment, can collect the water of first vertical fluid-discharge hole 423 drainage to subsequent use.

In one embodiment, a condensed water layer 434 and a liquid guide groove are arranged in the first vertical drain hole 423, the condensed water layer 434 is arranged above the liquid guide groove, a liquid guide sleeve 435 is arranged in the liquid guide groove, the liquid guide sleeve 435 is provided with a second spring 436 and a blocking ball 437, and the second spring 436 abuts against the blocking ball 437.

The working principle of the technical scheme is as follows: because the heat dissipation plate 411 downwardly transfers heat generated by the lithium battery body 101 during endurance testing, and the heat absorption cavity and the liquid storage bag 422 designed in the heat dissipation plate 411 can further increase the heat dissipation capability of the heat dissipation plate 411, but water in the liquid storage bag 422 gradually permeates through the liquid storage bag 422 to permeate into the heat absorption cavity and further flows into the first vertical liquid discharge hole 423, and meanwhile, in order to prevent water entering the first vertical liquid discharge hole 423 from dripping into the first liquid discharge pipe 428, in this embodiment, a water condensation layer 434 and a liquid guide groove are arranged in the first vertical liquid discharge hole 423, the water condensation layer 434 has a water vapor function, the water vapor condenses into water droplets after passing through the water condensation layer 434, a liquid guide sleeve 435 is designed in the liquid guide groove, a second spring 436 and a blocking ball 437 are installed in the liquid guide sleeve 435, and only when water in the first vertical liquid discharge hole 423 above the blocking ball accumulates to a certain weight, the water liquid compresses the blocking ball 437 downward to separate the blocking ball 437 from the upper portion of the liquid guide sleeve 435, and at this time, the water liquid is discharged into the first liquid discharge pipe 428 through the liquid guide sleeve 435, and meanwhile, the time for the water in the first vertical liquid discharge hole 423 to be wholly left on the heat dissipation plate 411 is increased, so that the heat dissipation capacity of the heat dissipation plate 411 is also increased.

The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, provide structures such as condensed water layer 434, the drain tank in the embodiment, drain cover 435, second spring 436 and separation ball 437, on the one hand can intercept the water droplet, steam in first vertical outage 423, make to compress separation ball 437 after forming water liquid, and then discharge in first drain pipe 428 through drain cover 435, simultaneously, also make the whole time increase of staying at heating panel 411 of water in first vertical outage 423, the heat-sinking capability of heating panel 411 has also been increased like this, such structural design has accomplished the effect of killing two birds with one stone.

In one embodiment, the notch of the battery placing groove 4 is provided with an upper baffle 45, the lower surface of the upper baffle 45 is provided with a pressing groove 451, a plurality of third springs 452 are arranged in the pressing groove 451, a second pressing plate 453 is connected to the lower ends of the plurality of third springs 452, the second pressing plate 453 is positioned on the lithium battery body 101, a plurality of refrigerating holes 454 are arranged on the second pressing plate 453, semiconductor refrigerating blocks 456 are arranged in the refrigerating holes 454, and a discharge hole 455 corresponding to the semiconductor refrigerating blocks 456 is arranged on the upper baffle 45.

The working principle of the technical scheme is as follows: in order to further fix the lithium battery body 101, in this embodiment, an upper baffle 45 is disposed at the notch of the battery placement slot 4, the upper baffle 45 can better fix the lithium battery body 101 at the notch of the battery placement slot 4, and in order to increase the function of the upper baffle 45, a pressure slot 451 is disposed at the lower surface of the upper baffle 45, specifically, the pressure slot 451 is connected to a second pressure plate 453 through a plurality of third springs 452, a refrigeration hole 454 is designed in the second pressure plate 453, a semiconductor refrigeration block 456 is mounted in the refrigeration block 454, the semiconductor refrigeration block 456 is controlled by a controller, an operator starts the semiconductor refrigeration block 456 through the controller, and the semiconductor refrigeration block 456 can also discharge heat generated by the lithium battery body 101 during endurance detection to the outside through the discharge hole 455.

The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, the isotructure of overhead gage 45, pressure tank 451, second clamp plate 453, semiconductor refrigeration piece 456 is provided in this embodiment for overhead gage 45 can also carry out the heat dissipation to lithium cell body 101 when fixing lithium cell body 101 in battery standing groove 4, has also further increased this battery standing groove 4 function, makes lithium cell body 101 can carry out the detection of duration in good temperature environment.

As shown in fig. 8 to 9, in one embodiment, an alarm chute frame 6 is provided in the battery placement groove 4, the alarm chute frame 6 is composed of four first chute plates 61, and the inner surface of the first slot plate 61 is provided with an alarm mechanism which is connected with the adjacent alarm mechanism in a sliding way, and the lithium battery bodies 101 are arranged in the four alarm mechanisms, the battery placing groove 4 is composed of four second groove plates 40, one of the second slot plates 40 is provided with a mounting slot 401, an alarm 402 is arranged in the mounting slot 401, and the inner surface of the second slot plate 40 is provided with an inner plate 404 corresponding to the inside of the alarm 402, a top rod 403 is arranged on the first slot plate 61 corresponding to the second slot plate 40, the inner end of the top rod 403 passes through the first slot plate 61 and extends to abut against the alarm mechanism, the outer end of the ejector 403 penetrates the inner plate 404 and abuts against the alarm 402.

The working principle of the technical scheme is as follows: in the embodiment, the alarm groove frame 6 is arranged in the battery placing groove 4, specifically, the alarm groove frame 6 is composed of four first groove plates 61, an alarm mechanism is arranged on the inner surface of each first groove plate 61, it can be understood that two opposite alarm mechanisms are arranged between the other two corresponding alarm mechanisms, and the four alarm mechanisms are linked, so when the lithium battery body 101 bulges on the peripheral side wall in the whole process of endurance detection, the bulge part compresses the corresponding alarm mechanism, so that the alarm mechanism compresses the ejector rod 403 on the first groove plate 61, the ejector rod 403 penetrates through the inner plate 404 and abuts against the alarm 402, and then the alarm 402 is started, it can be understood that the alarm 402 is a buzzer alarm and a flashing lamp alarm, the switch of the alarm 402 can be started after the ejector rod 403 is abutted, and then the alarm 402 is started to facilitate an operator to know that the lithium battery body 101 bulges, and then the endurance test is stopped.

The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, provide warning chase 6, first frid 61, alarm mechanism isotructure in this embodiment to the convenient bulge phenomenon that takes place to lithium cell body 101 monitors, and operating personnel can in time know like this that lithium cell body 101 appears the bulge phenomenon, and then stops this duration detection experiment, improves this lithium cell duration detection device's security.

In one embodiment, the alarm mechanism includes two diagonal rods 611, a convex plate 612, a fourth spring 613 and two fifth springs 614, the outer ends of the diagonal rods 611 are hinged to the inner surface of the first groove plate 61, the inner surface of the convex plate 612 is provided with a dovetail groove 615, the inner ends of the diagonal rods 611 are provided with dovetail blocks 616, the dovetail blocks 616 are arranged in the dovetail grooves 615, the fourth springs 613 are arranged in the two diagonal rods 611, and the two fifth springs 614 are arranged between the first groove plate 61 and the convex plate 612 and are located at the upper side and the lower side of the fourth springs 613.

The working principle of the technical scheme is as follows: in the embodiment, a structure of the alarm mechanism is provided, where the alarm mechanism includes two oblique rods 611, a convex plate 612, a fourth spring 613, and two fifth springs 614, specifically, the convex plate 612 is mounted on the inner surface of the first groove 61 through the two oblique rods 611, because the inner surface of the convex plate 612 is provided with a dovetail groove 615, and the oblique rods 611 are connected to the dovetail groove 615 through dovetail blocks 616, when a bulge occurs on the side wall of the lithium battery body 101, the convex plate 612 of the bulge pair is pressed, so that the protruding portion of the convex plate 612 is deformed inward, and the length of the entire convex plate 612 becomes and approaches the first groove 61, that is, the two oblique rods 611 are far away from each other, so that the fourth spring 613 is elongated, the two fifth springs 614 are pressed and shortened, and the convex plate 612 corresponding to the top rod 403 is also deformed and approaches the first groove 61, the plunger 403 is pushed toward the alarm 402, and the alarm 402 is activated to give an alarm.

The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, provided alarm mechanism's structure in this embodiment, alarm mechanism of this structure includes two slant poles 611, protruding template 612, fourth spring 613 and two fifth springs 614, can be better to lithium cell body 101 swell phenomenon carry out the action warning, in addition, alarm mechanism of this structure also can be better fixed lithium cell body 101 in warning chase 6, simple structure and facilitate the use, has played the effect of killing two birds with one stone.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. The utility model provides a lithium cell duration detection device which characterized in that includes: the detection device comprises a lithium battery body (101), a detection mechanism (102), a pressing mechanism (2) and a detection platform (1), wherein the detection mechanism (102), the lithium battery body (101) and the pressing mechanism (2) are arranged on the detection platform (1), the pressing mechanism (2) comprises a bearing frame (3), a battery placing groove (4), a battery conducting mechanism (5) and a controller, the bearing frame (3) is arranged on the detection platform (1), the battery placing groove (4) is arranged on the bearing frame (3), the lithium battery body (101) is arranged in the battery placing groove (4), the battery conducting mechanism (5) is arranged at one end of the battery placing groove (4), and the controller is used for controlling the battery conducting mechanism (5) to enable the battery conducting mechanism (5) to be conducted on the lithium battery body (101), The detection mechanism (102);

be provided with heat dissipation mechanism (41) in battery standing groove (4), heat dissipation mechanism (41) includes heating panel (411), first backing plate (412), second backing plate (413), first backing plate (412) set up the bottom of battery standing groove (4), heating panel (411) set up on first backing plate (412), and be provided with a plurality of second backing plate (413) between heating panel (411), first backing plate (412), the lower surface of heating panel (411) is provided with heat dissipation through groove (414), and be provided with radiating cover (415) in heat dissipation through groove (414), the lateral wall of battery standing groove (4) is provided with side opening (416) that correspond with heat dissipation through groove (414), radiating cover (415) extend to in side opening (416), the upper surface of first backing plate (412) is provided with radiating seat (417), the upper end of radiating seat (417) be provided with draw-in groove (418) that radiating sleeve (415) corresponds, and the lower extreme area of radiating seat (417) is greater than its up end area, be provided with spacing side strip (419) on the lateral wall of radiating seat (417), be provided with on the inner wall of heat dissipation logical groove (414) with spacing groove (420) that spacing side strip (419) correspond, two be provided with third backing plate (421) between radiating seat (417), third backing plate (421) support the top heating panel (411), between first backing plate (412), heating panel (411) are provided with the heat absorption chamber, be provided with stock solution bag (422) in the heat absorption chamber, and be provided with in heating panel (411) with the first vertical outage (423) that the heat absorption chamber corresponds.

2. The lithium battery endurance detecting apparatus according to claim 1, wherein the battery conducting mechanism (5) comprises a mechanical arm (51) and a lead ram (52), the mechanical arm (51) is disposed at one end of the battery placement groove (4), the lead ram (52) is disposed at a free end of the mechanical arm (51), the lead ram (52) comprises a first pressing plate (521) and a movable guide pillar mechanism (522) disposed at a lower surface of the first pressing plate (521), the movable guide pillar mechanism (522) is electrically connected to the controller, and the movable guide pillar mechanism (522) is configured to conduct the lithium battery body (101) and the detecting mechanism (102).

3. The lithium battery cruising ability detection apparatus according to claim 2, wherein said movable guide post mechanism (522) includes a first guide post portion, a second guide post portion, a distance measuring sensor, and a visual sensor, said first guide post portion includes a first motor (523), a first screw (524), and a first guide post body (525), said first motor (523) is provided on said first pressing plate (521), said first screw (524) is connected to said first motor (523), said first guide post body (525) is screwed to said first screw (524), said second guide post portion includes a second motor (526), a second screw (527), and a second guide post body (528), said second motor (526) is provided on said first pressing plate (521), said second screw (527) is connected to said second motor (526), said second guide post body (528) is screwed to said second screw (527), the distance measuring sensor and the vision sensor are both arranged on the lower surface of the first pressing plate (521) and located on one side of the first guide post part and one side of the second guide post part, and the first motor (523), the second motor (526), the distance measuring sensor and the vision sensor are respectively electrically connected with the controller.

4. The device for detecting the endurance of a lithium battery of claim 1, wherein a stopper block (424) is disposed at each end of the first backing plate (412), a first flat liquid discharge hole (425) and a second vertical liquid discharge hole (426) are disposed at each end of the first backing plate (412), an upper end of the second vertical liquid discharge hole (426) is communicated with the first vertical liquid discharge hole (423) through a first liquid discharge pipe (428), a stopper rod (427) is disposed in the stopper block (424), a liquid inlet end of the stopper rod (427) extends into the first flat liquid discharge hole (425), a second flat liquid discharge hole is disposed in the stopper rod (427), a curved liquid discharge hole (429) corresponding to the second flat liquid discharge hole is disposed in the stopper block (424), and a liquid guiding fiber material (430) is disposed in the second flat liquid discharge hole, and a first spring (431) is arranged in the first flat liquid discharging hole (425), the first spring (431) abuts against the limiting rod (427), a blocking groove is arranged in the limiting block (424), a baffle (432) is arranged in the blocking groove, and the limiting rod (427) is connected with the baffle (432).

5. The lithium battery endurance detection apparatus according to claim 4, wherein a liquid containing box (31) is provided below the carrier (3), a side wall of the battery placement groove (4) is provided with a side guide hole (433) corresponding to the curved liquid discharge hole (429), and the liquid containing box (31) communicates with the side guide hole (433) through a second liquid discharge pipe.

6. The lithium battery endurance detection apparatus according to claim 1, wherein a condensed water layer (434) and a liquid guiding groove are disposed in the first vertical drain hole (423), the condensed water layer (434) is disposed above the liquid guiding groove, a liquid guiding sleeve (435) is disposed in the liquid guiding groove, the liquid guiding sleeve (435) is provided with a second spring (436) and a blocking ball (437), and the second spring (436) abuts against the blocking ball (437).

7. The lithium battery endurance detection device according to claim 1, wherein an upper baffle (45) is disposed at a notch of the battery placement groove (4), a pressure groove (451) is disposed at a lower surface of the upper baffle (45), a plurality of third springs (452) are disposed in the pressure groove (451), a second pressure plate (453) is connected to a lower end of the third springs (452), the second pressure plate (453) is located on the lithium battery body (101), a plurality of refrigeration holes (454) are disposed on the second pressure plate (453), a semiconductor refrigeration block (456) is disposed in the refrigeration hole (454), and a discharge hole (455) corresponding to the semiconductor refrigeration block (456) is disposed on the upper baffle (45).

8. The lithium battery endurance detection apparatus according to claim 1, wherein an alarm groove frame (6) is disposed in the battery placement groove (4), the alarm groove frame (6) is composed of four first groove plates (61), and an alarm mechanism is disposed on an inner surface of each first groove plate (61), the alarm mechanism is slidably connected to an adjacent alarm mechanism, the lithium battery body (101) is disposed in the four alarm mechanisms, the battery placement groove (4) is composed of four second groove plates (40), one of the second groove plates (40) is provided with a mounting groove (401), an alarm (402) is disposed in the mounting groove (401), and an inner plate (404) corresponding to the alarm (402) is disposed on an inner surface of the second groove plate (40), and a top bar (403) is disposed on the first groove plate (61) corresponding to the second groove plate (40), the inner end of the ejector rod (403) penetrates through the first groove plate (61) and extends to abut against the alarm mechanism, and the outer end of the ejector rod (403) penetrates through the inner plate (404) and abuts against the alarm (402).

9. The device for detecting the endurance of a lithium battery of claim 8, wherein the alarm mechanism comprises two diagonal rods (611), a convex plate (612), a fourth spring (613) and two fifth springs (614), the outer ends of the diagonal rods (611) are hinged to the inner surface of the first groove plate (61), the inner surface of the convex plate (612) is provided with a dovetail groove (615), the inner ends of the diagonal rods (611) are provided with dovetail blocks (616), the dovetail blocks (616) are arranged in the dovetail groove (615), the fourth springs (613) are arranged in the two diagonal rods (611), and the two fifth springs (614) are arranged between the first groove plate (61) and the convex plate (612) and are located at the upper side and the lower side of the fourth spring (613).