KR101629774B1 - Charging and discharging device of secondary battery - Google Patents

Charging and discharging device of secondary battery Download PDF

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Publication number
KR101629774B1
KR101629774B1 KR1020150076344A KR20150076344A KR101629774B1 KR 101629774 B1 KR101629774 B1 KR 101629774B1 KR 1020150076344 A KR1020150076344 A KR 1020150076344A KR 20150076344 A KR20150076344 A KR 20150076344A KR 101629774 B1 KR101629774 B1 KR 101629774B1
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KR
South Korea
Prior art keywords
secondary battery
charging
main body
charging terminals
moving part
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KR1020150076344A
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Korean (ko)
Inventor
정철수
이충호
박범준
이영주
김주영
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서울시립대학교 산학협력단
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Priority to KR1020150076344A priority Critical patent/KR101629774B1/en
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Publication of KR101629774B1 publication Critical patent/KR101629774B1/en

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    • H02J7/045—

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a secondary battery charging / discharging apparatus, and more particularly, to a secondary battery charging / discharging apparatus having a novel structure capable of charging / discharging regardless of the size, width, thickness and shape of the secondary battery.
The secondary battery charging and discharging apparatus according to the present invention includes: a main body having a seating portion on which a secondary battery is placed; A terminal portion slidably installed at one end of the main body; And a fixing unit that is adjustably installed at the other end of the main body.

Description

TECHNICAL FIELD [0001] The present invention relates to a charging and discharging device for a secondary battery,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a secondary battery charging / discharging apparatus, and more particularly, to a secondary battery charging / discharging apparatus having a novel structure capable of charging / discharging regardless of the size, width, thickness and shape of the secondary battery.

In general, a battery is obtained by using a chemical or physical reaction to obtain electrical energy, and such a chemical battery is divided into a primary battery and a secondary battery.

2. Description of the Related Art Recently, portable electronic devices such as mobile phones, PDAs, smart phones, and notebook computers have been increasingly used. Therefore, it is required to develop a technology for a rechargeable battery which can be used for a long time. Such secondary batteries include nickel-cadmium (Ni-Cd), nickel-hydrogen (Ni-MH), lead-acid batteries (SLA), lithium-ion and lithium-polymer.

Since portable communication devices such as mobile phones use a battery as a power source, charging work is required from time to time. Therefore, users are charging work from a car, office or home using a separate charging device.

The user supplies electric energy to the battery using a separate charging device to charge the battery. Background of the Invention [0002] Generally, a portable terminal manufacturer provides a wired charging device (e.g., a wired cable or wired USB) capable of charging a battery for recharging the battery.

However, in the case of such a battery charging apparatus, when a new secondary battery model is manufactured in a form suitable only for a specific secondary battery model, the existing battery charging apparatus can not be used, which is inconvenient for users and is not economical.

Korean Patent Publication No. 10-2012-0006636 (published on Jan. 19, 2012)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a secondary battery charging / discharging apparatus of a new structure which can be used regardless of size, thickness, shape, and the like of a secondary battery.

According to an aspect of the present invention, there is provided a battery pack comprising: a main body having a seating portion on which a secondary battery is placed; A terminal portion slidably installed at one end of the main body; The secondary battery charging / discharging device includes a fixing part that is adjustably installed at the other end of the main body.

Here, the terminal unit may include a first moving unit that is slidably installed on an upper surface of the seating unit; A second moving part coupled to an upper side of the first moving part; The first and second charging terminals are respectively connected to the upper surface of the first moving part and the upper part of the second moving part, respectively. The first and second charging terminals are coupled to the lower surface of the second moving part.

The first and second charging terminals are horizontally movably installed in the first and second moving parts, respectively, so that the gap can be adjusted.

To this end, a first guide groove for inserting the lower part of the first and second charging terminals is formed on the upper surface of the first moving part, and a second guide groove for inserting the upper part of the first and second charging terminals is formed on the lower surface of the second moving part. .

The upper and lower ends of the first and second charging terminals are respectively coupled to the upper surface of the second moving part and the first and second charging terminals simultaneously apply an external force to the first and second charging terminals, A rotary plate is provided for adjusting the angle.

The first and second bending grooves are formed in the bottom surface of the rotary plate, and the first and second bending grooves are formed in the first and second bending grooves, And are rounded in opposite directions with respect to the center of the center.

Meanwhile, one end of the fixing part is slidably inserted into the hole formed in the main body.

Here, a stopper for supporting one side of the secondary battery is formed at the other end of the fixing portion.

The stopper is inclined toward the main body, and a plurality of grooves for inserting corners of the secondary battery are formed on the inner side at different heights at regular intervals.

In addition, a supporting bar for supporting the lower surface of the secondary battery is horizontally movably provided in the fixing portion.

Meanwhile, a cover portion extending toward the main body and pressing one upper surface of the secondary battery is formed at the upper end of the stopper.

Here, the cover portion may be made of an elastic material or may be coupled to the stopper by a hinge having a spring.

In the secondary battery charging and discharging apparatus according to the present invention, the terminal portion and the fixing portion can be charged while accommodating the secondary battery regardless of the length, thickness, etc. of the secondary battery. Accordingly, .

1 is a perspective view showing the overall structure of a secondary battery charging and discharging apparatus according to the present invention.
2 is an exploded perspective view of a terminal portion according to the present invention.
3 is a view showing a structure of a rotating plate according to the present invention.
4 and 5 are views showing a state in which the interval between the first and second charging terminals is adjusted by the rotating plate according to the present invention.
6 (a) to 6 (c) are diagrams showing an operation state of the fixing unit according to the present invention.
7 (a) to 7 (d) are diagrams showing an operation state of the fixing unit according to another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals are used to designate the same or similar components throughout the drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

1 is a perspective view showing the overall structure of a secondary battery charging and discharging apparatus according to the present invention.

1, a secondary battery charging and discharging apparatus according to the present invention includes a main body 100 in which a secondary battery 10 is accommodated, a terminal unit 200 installed at one end of the main body 100, And a fixing part 300 installed at the other end of the main body 100.

The main body 100 has a seating part 110 on which a secondary battery 10 is placed and a secondary battery 10 protruding from both sides of the main body 100 at a predetermined height and placed on the seating part 110, A step portion 120 is formed to prevent it from deviating outwardly.

The terminal unit 200 is slidably installed at one end of the main body 100 to charge various types of secondary batteries 10.

2 is an exploded perspective view of a terminal portion according to the present invention.

2, the terminal unit 200 includes a first moving unit 210, a second moving unit 220, and first and second charging terminals 230 and 240.

The first moving part 210 is slidably mounted on the upper surface of the seating part 110 and moves toward the secondary battery 10 when the secondary battery 10 is placed on the seating part 110, The grounding portions 231 and 241 protruding from the outer surfaces of the two charging terminals 230 and 240 are brought into contact with the terminals of the secondary battery 10. The sliding movement of the first moving part 210 may be realized by various methods such as forming a guide rail on the seating part 110.

The second moving part 220 is coupled to the upper side of the first moving part 210 and moves toward the secondary battery 10 together with the first moving part 210 when the first moving part 210 slides .

The first and second charging terminals 230 and 240 are respectively coupled to the upper surface of the first moving part 210 and the upper part is coupled to the upper side of the first moving part 210 Respectively, and are positioned between the first and second moving parts 210 and 220.

The first and second charging terminals 230 and 240 are horizontally movably installed in the first and second moving parts 210 and 220 so that the gap can be adjusted. A first guide groove 211 into which the lower portions of the first and second charging terminals 230 and 240 are inserted is formed on the upper surface of the first moving part 210. On the lower surface of the second moving part 220, 2 charging terminals 230 and 240 are inserted.

Accordingly, the first and second charging terminals 230 and 240 are horizontally moved along the first and second guide grooves 211 and 221, respectively, according to the shape of the secondary battery 10 to adjust the gap between the first and second charging terminals 230 and 240 The grounding portions 231 and 241 can be brought into contact with the terminals of the secondary battery 10 accurately.

On the upper surface of the second moving part 220, an external force in the opposite direction to the first and second charging terminals 230 and 240 is simultaneously applied by rotation to adjust the distance between the first and second charging terminals 230 and 240. [ (250) may be installed.

3 is a view showing a structure of a rotating plate according to the present invention.

3, a first folding groove 251 into which the upper end of the first charging terminal 230 is inserted and a second folding groove 251 through which the upper end of the second charging terminal 240 is inserted A second bent groove 252 is formed. The first and second bending grooves 251 and 252 are rounded in opposite directions with respect to the center O of the rotary plate 250.

4 and 5 are views showing a state in which the interval between the first and second charging terminals is adjusted by the rotating plate according to the present invention.

4, when the rotary plate 250 is rotated clockwise, the upper ends of the first and second charging terminals 230 and 240 are moved along the first and second bending grooves 251 and 252 to the center of the rotary plate 250, respectively, The interval between the first and second charging terminals 230 and 240 is narrowed by moving the first and second charging terminals O and O. When the rotation plate 250 is rotated counterclockwise as shown in FIG. 5, The upper ends of the first and second charging terminals 230 and 240 move in the direction away from the center O of the rotary plate along the first and second bending grooves 251 and 252 to increase the interval between the first and second charging terminals 230 and 240, It is possible to freely adjust the interval between the first and second charging terminals 230 and 240 by using the second charging terminal 250.

Of course, it is also possible to adjust the interval by moving the first and second charging terminals 230 and 240 separately. However, when the rotating plate 250 is used, the gap between the first and second charging terminals 230 and 240 can be easily It is possible to greatly improve ease of operation.

The fixing unit 300 is installed in the main body 100 so as to be adjustable in length so as to fix various types of secondary batteries 10. To this end, one end of the fixing part 300 is slidably inserted into the hole 130 formed in the main body 100. At the other end of the fixing part 300, a stopper 310 for supporting one side of the secondary battery 10 is formed.

6 (a) to 6 (c) are diagrams showing an operation state of the fixing unit according to the present invention.

6 (a) to 6 (c), when the terminal of the secondary battery 10 is in contact with the connecting portions 231 and 241 of the first and second charging terminals, The stopper 310 presses one side of the secondary battery 10 while one end of the fixing part 300 is pushed into the hole 130 so that the secondary battery 10 is pressed against the main body 100 .

The stopper 310 may be inclined toward the main body 100. At this time, a plurality of grooves 311 for inserting the corners of the secondary battery 10 are formed on the inner surface.

6 (a) to 6 (c), the grooves 311 may be formed by a plurality of spaced apart portions at regular intervals so that the corners of each secondary battery 10 can be inserted even if the thickness of the secondary battery 10 is changed It is preferably formed at a different height.

Meanwhile, the fixing part 300 may be provided with a supporting bar 320 supporting the lower surface of the secondary battery 10.

When the secondary battery 10 is fixed to the main body 100, the supporting bar 320 supports the lower surface of the secondary battery 10 so that the charging / discharging operation of the secondary battery 10 can be performed more stably .

The supporting bar 320 is horizontally movable to the fixing part 300 and controls the height of one side of the secondary battery 10 supported by the stopper 310. Specifically, the supporting bar 320 moves toward the stopper 310 to push up one side of the secondary battery 10, thereby elevating the height of one side of the secondary battery 10 or moving the secondary battery 10 in the opposite direction, The height of one side can be lowered.

7 (a) to 7 (d) are diagrams showing an operation state of the fixing unit according to another embodiment of the present invention.

7 (a) to 7 (d), a cover portion (not shown) extending toward the main body 100 and pressing the upper surface of one side of the secondary battery 10 is provided at the upper end of the stopper 310 330 may be formed.

The cover portion 330 may be made of an elastic material. In this case, when the secondary battery 10 is forcibly pushed downwardly of the cover portion 330, the cover portion 330 naturally presses the upper surface of the secondary battery 10 by the elastic force, It is possible to fix different types of secondary batteries 10 having different shapes.

Of course, the cover portion 330 can be implemented in various forms. For example, the cover portion 330 may be coupled to the stopper 310 by a hinge having a spring. In this case, the cover portion 330 presses the upper surface of one side of the secondary battery 10 using the elastic force of the spring do.

7A and 7B, even if one side of the secondary battery 10 is not supported by the stopper 310, the cover portion 330 presses the upper surface of one side of the secondary battery 10, The battery 10 can be fixed, and in particular, as shown in Fig. 7 (b), the secondary battery 10 having a curvature can be easily fixed.

Of course, as shown in FIGS. 7C and 7D, the cover unit 330 may be configured such that one side of the secondary battery 10 is supported by the stopper 310, and then the upper surface of one side of the secondary battery 10 is pressed It is also possible to fix the secondary battery 10 and adjust the height of the secondary battery 10 by horizontally moving the supporting bar 320 when the supporting bar 320 is installed in the fixing part 300 It is possible.

10: secondary battery 100: main body
110: seat part 120:
130: Hole 200: Terminal portion
210: first moving part 211: first guide groove
220: second moving part 221: second guide groove
230: first charging terminal 240: second charging terminal
231, 241: ground portion 250:
251: first bent groove 252: second bent groove
300: fixing part 310: stopper
311: Groove 320: Supporting bar
330:

Claims (14)

A main body having a seating portion on which an upper surface of the secondary battery is placed;
A first moving part slidably installed on one end of the main body and slidably installed on an upper surface of the seating part; a second moving part coupled to the upper side of the first moving part; A first and a second charging terminal coupled to the upper surface of the moving part, respectively, the upper part being connected to the lower surface of the second moving part and positioned between the first and second moving parts; And,
And a fixing part provided on the other end of the main body so as to be adjustable in length. delete The method according to claim 1,
Wherein the first and second charging terminals are horizontally movably installed in the first and second moving parts so that the interval between the first and second charging terminals can be adjusted. The method of claim 3,
Wherein a first guide groove is formed in an upper surface of the first moving part to receive a lower portion of the first and second charging terminals,
And a second guide groove into which the upper portion of the first and second charging terminals is inserted is formed on the lower surface of the second moving portion. The method of claim 3,
The upper end of the first and second charging terminals are respectively coupled to the upper surface of the second moving part so that the gap between the first and second charging terminals can be adjusted by simultaneously applying an external force in opposite directions to the first and second charging terminals. And a rotating plate is provided on the outer circumferential surface of the secondary battery. 6. The method of claim 5,
A first bending groove into which an upper end of the first charging terminal is inserted and a second bending groove into which an upper end of the second charging terminal is inserted are formed on a lower surface of the rotating plate,
Wherein the first and second bending grooves are rounded in opposite directions with respect to a center of the rotating plate. The method according to claim 1,
Wherein one end of the fixing portion is slidably inserted into a hole formed in the main body. 8. The method of claim 7,
And a stopper for supporting one side of the secondary battery is formed at the other end of the fixing portion. 9. The method of claim 8,
Wherein the stopper is inclined toward the main body. 10. The method of claim 9,
Wherein a plurality of grooves for inserting corners of the secondary battery are formed on the inner surface of the stopper at different heights at regular intervals. 8. The method of claim 7,
And a supporting bar supporting the lower surface of the secondary battery is horizontally movably installed in the fixing part. 9. The method of claim 8,
And a cover portion extending toward the main body and pressing one upper surface of the secondary battery is formed at an upper end of the stopper. 13. The method of claim 12,
Wherein the cover portion is made of an elastic material. 13. The method of claim 12,
Wherein the cover portion is coupled to the stopper by a hinge having a spring.
KR1020150076344A 2015-05-29 2015-05-29 Charging and discharging device of secondary battery KR101629774B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170142367A (en) 2016-06-17 2017-12-28 (주)에이치엔티 Battery formation gripper

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03131135A (en) * 1989-10-16 1991-06-04 Nec Corp Frame arrangement circuit
KR20120006636A (en) 2010-07-13 2012-01-19 (주)열린기술 Secondary battery charging device for charging plural secondary battery
KR20130074889A (en) * 2011-12-27 2013-07-05 임영삼 Wireless multi purpose battery charging instrument

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03131135A (en) * 1989-10-16 1991-06-04 Nec Corp Frame arrangement circuit
KR20120006636A (en) 2010-07-13 2012-01-19 (주)열린기술 Secondary battery charging device for charging plural secondary battery
KR20130074889A (en) * 2011-12-27 2013-07-05 임영삼 Wireless multi purpose battery charging instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170142367A (en) 2016-06-17 2017-12-28 (주)에이치엔티 Battery formation gripper

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