CN116259865A

CN116259865A - Self-adaptive contact discharging device for battery

Info

Publication number: CN116259865A
Application number: CN202310391737.XA
Authority: CN
Inventors: 何燕; 刘治明; 张江辉; 王朋; 田庆彬
Original assignee: Qingdao University of Science and Technology
Current assignee: Qingdao University of Science and Technology
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-06-13

Abstract

The invention belongs to the technical field of battery discharge, and particularly relates to a battery self-adaptive contact discharge device. The device comprises a first contact shell, a self-adaptive device body and a discharging device, wherein when discharging, a lug of the battery props against the upper surface of the self-adaptive contact rod, so that the self-adaptive contact rod downwards passes through the lower surface of the second contact shell to be in contact with the first contact shell, and the electric quantity of the battery is led into a discharging warehouse through the electric wire. The battery is placed into the self-adaptive device body for clamping, and the residual electric quantity of the battery is led out through the discharging device. The problem of manual discharge security poor, inefficiency has been solved.

Description

Self-adaptive contact discharging device for battery

Technical Field

The invention belongs to the technical field of battery discharge, and particularly relates to a battery self-adaptive contact discharge device.

Background

The waste power battery has low internal electric quantity, but still has high internal voltage, and is subjected to full discharge treatment before recovery treatment, otherwise, dangerous factors exist in the recovery and disassembly process. The lug part of the battery is easy to damage in the use process, and the damaged lug can form an irregular shape. The existing discharge device is only suitable for discharging under the condition that the lug is damaged, and when the lug is damaged to form an irregular shape, the discharge is needed to be performed manually or by a chemical method, so that the existing discharge device is low in applicability and poor in applicability.

Disclosure of Invention

Aiming at the defects existing in the related art, the invention provides a battery self-adaptive contact discharging device which is used for solving the technical problem that the prior discharging device cannot be suitable for irregular-shaped electrode lugs caused by the damage of the electrode lugs.

The invention provides a battery self-adaptive contact discharging device, comprising:

the first contact shell is of a shell structure with an accommodating space inside, and the outside of the first contact shell is connected with the discharge warehouse;

the self-adaptive device body is fixed inside the first contact shell and is used for accommodating a battery, and the bottom of the self-adaptive device body is connected with the first contact shell through an electric wire;

the discharging device is arranged inside the self-adaptive body and comprises a second contact shell and a self-adaptive contact rod, the self-adaptive contact rod is positioned inside the second contact shell, and when discharging, the lug of the battery props against the upper surface of the self-adaptive contact rod, so that the self-adaptive contact rod downwards passes through the lower surface of the second contact shell to be in contact with the first contact shell so as to lead the electric quantity of the battery into a discharging warehouse through the electric wire. The embodiment realizes automatic discharge from the cell and improves the discharge efficiency.

In some of these embodiments, the adaptive touch bar is comprised of a plurality of bars, each of which remains independent and are grouped together to form an adaptive touch bar as a whole, and the adaptive touch bar has a hexagonal cross section. The embodiment is suitable for various tabs and improves applicability.

In some embodiments, the rod is a cylindrical rod.

In some of these embodiments, a first spring is sleeved over each rod. The embodiment improves the automation performance.

In some of these embodiments, the discharge device further comprises:

and the insulating gasket is arranged between the second contact shell and the first contact shell or between the upper part and the lower part of the second contact shell to prevent short circuit. The embodiment improves the safety performance.

In some embodiments, a stop lever is provided at a lower end of the lever body to prevent the lever body from being separated from the second contact housing when the first spring rebounds.

In some embodiments, the second contact housing is a housing having a certain accommodating space, the bottom of the housing is provided with an opening, and the adaptive contact rod passes through the opening at the bottom and the inside of the housing, and the height of the adaptive contact rod is higher than the height of the upper surface of the second contact housing.

In some embodiments, a second spring is connected between the outer side of the self-adapting device body and the inner side of the first contact shell, so that the self-adapting device body is telescopic to adapt to batteries with different specifications.

In some embodiments, the self-adaptive device body comprises movable front, rear, left and right limiting plates, a protrusion is arranged on the outer side of each limiting plate, a groove matched with the protrusion is arranged on the inner side of the first contact shell, and the second spring is mounted on the protrusion and inserted into the groove to be connected.

Based on the technical scheme, the battery self-adaptive contact discharging device is applicable to lugs with various shapes, and solves the technical problem that manual discharging is needed when the lugs are damaged to form irregular shapes.

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 application, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:

fig. 1 is a front view, cross-sectional view of a battery adaptive contact discharge device according to the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a left side view cross-sectional view of a battery adaptive contact discharge device of the present invention;

FIG. 4 is a front view of a discharge device of a battery adaptive contact discharge device according to the present invention;

FIG. 5 is a bottom view of a battery adaptive contact discharge apparatus according to the present invention;

in the figure:

10. a first contact housing; 11. a second spring; 12. a groove; 20. an adaptive device body; 21. a front side limiting plate; 22. a rear limit plate; 23. a left side limiting plate; 24. a right side limiting plate; 25. a protrusion; 30. a discharge device; 31. a second contact housing; 32. an adaptive contact lever; 321. a rod body; 322. a limit rod; 323. a first spring; 33. an insulating spacer; 40. and a battery.

Detailed Description

The technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "center," "lateral," "longitudinal," "upper," "lower," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships merely to facilitate the description of the invention and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the invention.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-3, the present invention provides a battery 40 adaptive contact discharge device 30, comprising: a first contact housing 10, an adaptive device body 20 and a discharge device 30,

the first contact shell 10 is of a shell structure with an accommodating space inside, and the outside of the first contact shell 10 is connected with the discharge warehouse; it will be appreciated that the first contact housing 10 includes left and right sides, front and rear sides, and a bottom surface, the top surface being the portion of the battery 40 that enters the first contact housing 10.

The self-adaptive device body 20 is arranged inside the first contact shell 10 and is used for accommodating a battery 40, and the bottom of the self-adaptive device body is connected with the first contact shell 10 through an electric wire; it will be appreciated that the tab portions are mounted downwardly when the battery 40 is advanced into the adaptive device body 20.

The discharging device 30 is installed inside the self-adapting body, the discharging device 30 comprises a second contact shell 31 and a self-adapting contact rod 32, the self-adapting contact rod 32 is located inside the second contact shell 31, when discharging, the lug of the battery 40 props against the upper surface of the self-adapting contact rod 32, and the self-adapting contact rod 32 downwards passes through the lower surface of the second contact shell 31 to contact with the first contact shell 10 so as to lead the electric quantity of the battery 40 into a discharging warehouse through the electric wire. It can be understood that the second contact housing 31 is a housing having a certain accommodating space, the adaptive contact lever 32 passes through the hole at the bottom and the inside thereof, and the height of the adaptive contact lever 32 is higher than the height of the upper surface of the second contact housing 31; and the battery 40 is not inserted, the adaptive contact lever 32 is spaced apart from the first contact housing 10 by a certain distance.

Further, after the battery 40 is inserted into the adaptive device body 20, the tab of the battery 40 contacts the adaptive contact lever 32, and further pushes the battery 40 downward, the adaptive contact lever 32 moves downward along with the downward force of the battery 40, and the adaptive contact lever 32 directly contacts the first contact housing 10, at this time, the battery 40 is just inserted into the adaptive device body 20 to form a conductive loop, and the outside of the first contact housing 10 is connected with a conductive library, so as to derive the residual electric quantity of the battery 40.

The above-described exemplary embodiment realizes automatic discharge of the battery 40, improving safety and discharge efficiency.

As shown in fig. 4 and 5, in some embodiments, the adaptive contact lever 32 is composed of a plurality of lever bodies 321, each lever body 321 is kept independent and combined together to form the adaptive contact lever 32 as a whole, and the adaptive contact lever 32 has a hexagonal cross section. It can be understood that each rod 321 has the same size and shape, and is vertically arranged in parallel, and a certain gap is reserved between the rods 321 and the rod 321, but the gap cannot be too large so as to prevent the tabs from being clamped into the gap. During discharging, the tab is pressed down to any several of the rod bodies 321, the pressed rod bodies 321 move downwards to pass through the lower surface of the second contact shell 31 to contact with the first contact shell 10 for discharging, and the positions of the other rod bodies 321 which are not pressed down are kept unchanged. The scheme realizes the self-adaptive discharging of the battery 40 lugs with different shapes.

Further, as shown in fig. 4 and 5, in the embodiment of the present disclosure, four rods 321 are disposed in each hexagonal pass, and the adaptive device body 20 is composed of 67 rods 321.

As shown in fig. 4 and 5, in some embodiments, the rod 321 is a cylindrical rod 321. It can be understood that the distances from the center to the center of the cylinder are the same, so that a large gap is avoided between the rod bodies 321 and the rod bodies 321, and the gap is matched with the hole at the bottom of the second contact shell 31, so that the trafficability is good.

As shown in fig. 4 and 5, in some embodiments, a first spring 323 is sleeved on each rod 321. It will be appreciated that the first spring 323 compresses downwardly with the adaptive contact lever 32, and when the battery 40 is discharged, the first spring 323 resets, which drives the adaptive contact lever 32 to reset.

As shown in fig. 4 and 5, in some embodiments, the discharging device 30 further includes:

and an insulating spacer 33 provided between the second contact housing 31 and the first contact housing 10 or between the upper portion and the lower portion of the second contact housing 31, to prevent short-circuiting. For example, in the present embodiment, the insulating spacer 33 is provided at the lower half position of the second contact housing 31. Isolating the electrical conductivity between the upper half of the second contact housing 31 and the first contact housing 10.

As shown in fig. 4 and 5, in some embodiments, a limiting rod 322 is disposed at a lower end of the rod 321 to prevent the rod 321 from being separated from the second contact housing 31 when the first spring 323 rebounds. It can be appreciated that the rod 321 is clamped under the second contact housing 31 by the limiting rod 322, so that the result is more stable.

As shown in fig. 1-3, in some embodiments, a second spring 11 is connected between the outer side of the adaptive device body 20 and the inner side of the first contact housing 10, so that the adaptive device body is telescopic to adapt to batteries 40 with different specifications. It can be understood that the expansion and contraction of the second spring 11 drives the adaptive device body 20 to expand and contract, so that the internal space of the adaptive device body 20 can be adjusted to adapt to the batteries 40 with different specifications.

As shown in fig. 1 to 3, in some embodiments, the adaptive device body 20 includes a movable front limiting plate 21, a rear limiting plate 22, a left limiting plate 23, and a right limiting plate 24, each of which is provided with a protrusion 25 on the outer side, a groove 12 matching the protrusion 25 is provided on the inner side of the first contact housing 10, and the second spring 11 is mounted on the protrusion 25 and inserted into the groove 12 to be connected. It will be appreciated that the front side, the rear side, the left side and the rear side of the adaptive device body 20 are all provided as limiting plates, and the outer protrusions 25 of the limiting plates are in the same horizontal plane with the grooves 12 of the first contact housing 10.

Further, the size of the self-adaptive device body 20 is set to be the size of the battery 40 with the minimum specification, after the battery 40 is inserted, the battery 40 pushes the limiting plates in four directions to move backwards, the second spring 11 is compressed, the four limiting plates tightly fasten the battery 40 under the reaction force in four directions, the battery 40 is fixed in the self-adaptive device body 20 and does not move, and poor contact between the battery 40 and the bottom discharging device 30 is prevented.

Further, a plurality of protrusions 25 are arranged on the outer side of each limiting plate, and a plurality of grooves 12 matched with each other are formed on the inner side of the first contact shell 10, so that tightening force is improved. For example, in this embodiment, two protrusions 25 are provided on the outer side of each limiting plate.

By way of illustration of various embodiments of a battery adaptive contact discharge apparatus of the present invention, it can be seen that the present invention has at least one or more of the following advantages:

1. the invention solves the problems of manual discharge and low discharge efficiency, realizes automatic discharge of the battery and improves the discharge efficiency;

2. the invention is suitable for batteries with different specifications and tabs with different specifications, the batteries are firmly fixed, and the applicability is improved.

Finally, it should be noted that: in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same; while the invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present invention or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the invention, it is intended to cover the scope of the invention as claimed.

Claims

1. A battery adaptive contact discharge apparatus, comprising:

the self-adaptive contact rod is positioned in the second contact shell, and when the self-adaptive contact rod discharges, the lug of the battery props against the upper surface of the self-adaptive contact rod, so that the self-adaptive contact rod downwards passes through the lower surface of the second contact shell to contact with the first contact shell so as to guide the electric quantity of the battery into a discharge warehouse through the electric wire;

the self-adaptive contact rod consists of a plurality of rod bodies, each rod body is kept independent and combined together to form a self-adaptive contact rod whole, and the section of the self-adaptive contact rod is hexagonal.

2. The battery adaptive contact discharge device of claim 1, wherein the rod is a cylindrical rod.

3. The battery adaptive contact discharge apparatus of claim 1, wherein each rod is sleeved with a first spring.

4. The battery adaptive contact discharge device of claim 1, wherein the discharge device further comprises:

and the insulating gasket is arranged between the second contact shell and the first contact shell or between the upper part and the lower part of the second contact shell to prevent short circuit.

5. A battery self-adaptive contact discharging device according to claim 3, wherein a limit lever is provided at the lower end of the lever body to prevent the lever body from being separated from the second contact housing when the first spring is rebounded.

6. The battery self-adaptive contact discharging device according to claim 1, wherein the second contact housing is a housing having a certain accommodating space, the bottom of the housing is perforated, the self-adaptive contact rod passes through the hole in the inside and the bottom thereof, and the height of the self-adaptive contact rod is higher than the height of the upper surface of the second contact housing.

7. The battery self-adaptive contact discharging device according to claim 1, wherein a second spring is connected between the outer side of the self-adaptive device body and the inner side of the first contact shell, so that the self-adaptive body is telescopic to adapt to batteries with different specifications.

8. The battery self-adaptive contact discharging device according to claim 7, wherein the self-adaptive device body comprises a movable front limiting plate, a rear limiting plate, a left limiting plate and a right limiting plate, a protrusion is arranged on the outer side of each limiting plate, a groove matched with the protrusion is arranged on the inner side of the first contact shell, and the second spring is mounted on the protrusion and inserted into the groove to be connected.